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AAAI 2023 Papers with Code β€” Page 5

AAAI Conference on Artificial Intelligence Β· 696 papers

Linking People across Text and Images Based on Social Relation Reasoning

Yang Lei (Guangxi University), Qingbao Huang (Guangxi University)

CodeRecognitionRetrievalGraph Neural NetworkTransformerImageTextMultimodality

🎯 What it does: A model based on social relationship reasoning (SRR) is proposed to locate corresponding characters between images and text.

Linking Sketch Patches by Learning Synonymous Proximity for Graphic Sketch Representation

Sicong Zang (Shanghai Jiao Tong University), Lei Xu (Shanghai Jiao Tong University)

CodeRestorationGenerationConvolutional Neural NetworkRecurrent Neural NetworkGraph Neural NetworkImage

🎯 What it does: The SP-gra2seq method is proposed, which generates robust graphical sketch representations by learning semantic similarity (synonym proximity) to dynamically connect sketch patches and perform graph convolution message passing, supplemented by clustering constraints.

LIQUID: A Framework for List Question Answering Dataset Generation

Seongyun Lee (Korea University), Jaewoo Kang (Korea University)

CodeGenerationData SynthesisTransformerLarge Language ModelSupervised Fine-TuningTextBiomedical Data

🎯 What it does: Proposes the LIQUID framework, which can automatically generate multi-answer list question-answer datasets from unlabeled texts (such as Wikipedia and PubMed), significantly reducing the cost of manual annotation.

Local Intrinsic Dimensional Entropy

Rohan Ghosh (National University of Singapore), Mehul Motani (National University of Singapore)

CodeConvolutional Neural NetworkImage

🎯 What it does: A continuous space entropy measure based on local intrinsic dimension, called ID-Entropy, is proposed, and it is proven to satisfy the main properties of discrete entropy, thereby constructing a new information bottleneck criterion and a generalized error upper bound.

Local Path Integration for Attribution

Peiyu Yang (University of Western Australia), Ajmal Mian (University of Western Australia)

CodeExplainability and InterpretabilityConvolutional Neural NetworkImage

🎯 What it does: This study proposes the Local Path Integration (LPI) method, which improves traditional path attribution methods by integrating gradients using reference samples from the local distribution of the input, addressing shortcomings in weak dependence and reference selection.

Logic and Commonsense-Guided Temporal Knowledge Graph Completion

Guanglin Niu (Beihang University), Bo Li (Beihang University)

CodeGraphTime Series

🎯 What it does: This paper proposes a temporal knowledge graph completion model LCGE that simultaneously considers event timeliness, causality, and common sense.

LoNe Sampler: Graph Node Embeddings by Coordinated Local Neighborhood Sampling

Konstantin Kutzkov (Teva Pharmaceuticals)

CodeClassificationRepresentation LearningGraph Neural NetworkGraph

🎯 What it does: This paper proposes LONE SAMPLER, a method for generating discrete node embeddings through coordinated local neighborhood sampling, utilizing the local structure of the graph and sampling theory to construct interpretable and scalable node representations.

Losses over Labels: Weakly Supervised Learning via Direct Loss Construction

Dylan Sam (Carnegie Mellon University), J. Zico Kolter (Carnegie Mellon University)

CodeClassificationConvolutional Neural NetworkImageTextBenchmark

🎯 What it does: A weakly supervised learning framework (Losses over Labels, LoL) is proposed that directly converts weak labelers into loss functions, eliminating the need for generating pseudo-labels.

Lottery Pools: Winning More by Interpolating Tickets without Increasing Training or Inference Cost

Lu Yin (Eindhoven University of Technology), Mykola Pechenizkiy (University of Liverpool)

CodeOptimizationConvolutional Neural NetworkImage

🎯 What it does: By performing linear interpolation on Lottery Ticket subnetworks obtained from different iterations, stronger sparse subnetworks are constructed, and these interpolated subnetworks are then interpolated back to the dense network, resulting in performance improvements.

Low Resource Quantitative Information Extraction via Structure Searching and Prefix-Based Text Generation

Tongliang Li (Beihang University), Zhoujun Li (Beihang University)

CodeGenerationData SynthesisTransformerLarge Language ModelPrompt EngineeringText

🎯 What it does: In low-resource environments, this paper proposes to automatically generate training samples through constituency parse tree search and use a prefix text generation model to extract quantitative information.

Low-Resource Personal Attribute Prediction from Conversations

Yinan Liu (Nankai University), Jiaoyan Chen (University of Manchester)

CodeClassificationRecommendation SystemTransformerLarge Language ModelText

🎯 What it does: Under low-resource conditions, the PEARL framework is proposed to predict user personal attributes using unannotated dialogue data in conversations.

LWSIS: LiDAR-Guided Weakly Supervised Instance Segmentation for Autonomous Driving

Xiang Li (Beijing Institute of Technology), Jianbing Shen (University of Macau)

CodeSegmentationAutonomous DrivingPoint Cloud

🎯 What it does: Using LiDAR point clouds and 3D boxes as weak supervision to train a 2D instance segmentation model, reducing the need for 2D mask annotations.

M-sense: Modeling Narrative Structure in Short Personal Narratives Using Protagonist’s Mental Representations

Prashanth Vijayaraghavan (Massachusetts Institute of Technology Media Lab), Deb Roy (Massachusetts Institute of Technology Media Lab)

CodeTransformerSupervised Fine-TuningTextMultimodality

🎯 What it does: A Reddit personal narrative dataset named STORIES was constructed, and the M-sense model was proposed to automatically identify the climax and conclusion in narratives.

M3AE: Multimodal Representation Learning for Brain Tumor Segmentation with Missing Modalities

Hong Liu (Xiamen University), Yefeng Zheng (Tencent Healthcare)

CodeSegmentationRepresentation LearningConvolutional Neural NetworkAuto EncoderMultimodalityBiomedical DataMagnetic Resonance Imaging

🎯 What it does: A full-process framework based on a multi-modal masked autoencoder (M³AE) is proposed for brain tumor segmentation with missing modalities, including self-supervised pre-training, model inversion to complete missing modalities, and memory-efficient self-distillation.

MA-GCL: Model Augmentation Tricks for Graph Contrastive Learning

Xumeng Gong (Beijing University of Posts and Telecommunications), Chuan Shi (Beijing University of Posts and Telecommunications)

CodeClassificationRepresentation LearningGraph Neural NetworkContrastive LearningGraph

🎯 What it does: Introducing Model Augmentation (MA-GCL) in graph contrastive learning, which generates more diverse contrastive views by altering the architecture of the view encoder, enhancing the effectiveness of unsupervised node representation learning.

MAGIC: Mask-Guided Image Synthesis by Inverting a Quasi-robust Classifier

Mozhdeh Rouhsedaghat (University of Southern California), Iacopo Masi (Sapienza University of Rome)

CodeGenerationData SynthesisAuto EncoderGenerative Adversarial NetworkImage

🎯 What it does: MAGIC is proposed, a 'One-Shot' image synthesis method based on a single image and a binary mask.

MAPS-KB: A Million-Scale Probabilistic Simile Knowledge Base

Qianyu He (Fudan University), Yanghua Xiao (Fudan University)

CodeGenerationRetrievalTransformerLarge Language ModelSupervised Fine-TuningText

🎯 What it does: The first million-level probabilistic personification (simile) knowledge base MAPS-KB has been constructed, covering 4.3M (topic, property, vehicle) triples, providing multi-dimensional probabilistic information (credibility, typicality), and achieving SOTA in three types of downstream tasks (personification explanation, generation, and text polishing).

Materialisation-Based Reasoning in DatalogMTL with Bounded Intervals

PrzemysΕ‚aw A. WaΕ‚Δ™ga (University of Oxford), Bernardo Cuenca Grau (University of Oxford)

CodeTabularTime SeriesBenchmark

🎯 What it does: For finite interval programs in DatalogMTL, a materialized and terminating reasoning algorithm is proposed, which achieves model unfolding and fact reasoning by detecting saturation states.

MCL: Multi-Granularity Contrastive Learning Framework for Chinese NER

Shan Zhao (HeFei University of Technology), Meng Wang (PLA Academy of Military Science)

CodeRecognitionRecurrent Neural NetworkContrastive LearningText

🎯 What it does: This paper proposes a Multi-Granularity Contrastive Learning (MCL) framework that integrates dictionary information into the character-word grid structure for Chinese named entity recognition tasks, achieving mutual calibration of character and word representations and highlighting keywords through Cross-Granularity Contrastive Learning (CCL) and Bi-Granularity Contrastive Learning (BCL).

MDM: Molecular Diffusion Model for 3D Molecule Generation

Lei Huang (City University of Hong Kong), Ka-Chun Wong (Tencent AI Lab)

CodeGenerationData SynthesisDrug DiscoveryGraph Neural NetworkDiffusion modelPoint Cloud

🎯 What it does: A diffusion model for 3D molecular generation, MDM, has been developed, capable of generating high-quality 3D molecules from scratch.

Mean-Shifted Contrastive Loss for Anomaly Detection

Tal Reiss (Hebrew University of Jerusalem), Yedid Hoshen (Hebrew University of Jerusalem)

CodeAnomaly DetectionConvolutional Neural NetworkTransformerContrastive LearningImage

🎯 What it does: Fine-tune normal samples using the new Mean-Shifted Contrastive Loss on pre-trained ImageNet features to enhance single-class anomaly detection performance.

MEID: Mixture-of-Experts with Internal Distillation for Long-Tailed Video Recognition

Xinjie Li (Pennsylvania State University), Huijuan Xu (Pennsylvania State University)

CodeRecognitionKnowledge DistillationMixture of ExpertsVideoBenchmark

🎯 What it does: A two-expert mixture framework based on internal distillation has been designed and implemented to address the frame-level imbalance problem in multi-label long-tail video recognition using frame-level attention and complementary frame selection.

Memory-Aided Contrastive Consensus Learning for Co-salient Object Detection

Peng Zheng (Nanjing University of Aeronautics and Astronautics), Huan Xiong (Mohamed bin Zayed University of Artificial Intelligence)

CodeObject DetectionTransformerGenerative Adversarial NetworkContrastive LearningImage

🎯 What it does: This paper proposes a memory contrast-based co-salient object detection framework called MCCL, which achieves real-time high-precision detection using a Transformer encoder along with three main modules: GCAM, MCM, and AIL.

Meta-Sketch: A Neural Data Structure for Estimating Item Frequencies of Data Streams

Yukun Cao (University of Science and Technology of China), Xike Xie (University of Science and Technology of China)

CodeMeta LearningTime Series

🎯 What it does: A 'Meta-Sketch' data structure based on meta-learning and memory-augmented neural networks is proposed for estimating the frequency of items in data streams within limited space.

MetaTPTrans: A Meta Learning Approach for Multilingual Code Representation Learning

Weiguo Pian (University of Luxembourg), TegawendΓ© F. BissyandΓ© (UniversitΓ© Virtuelle du Burkina Faso)

CodeRepresentation LearningMeta LearningAI Code AssistantTransformerText

🎯 What it does: The multi-language code representation learning method MetaTPTrans, based on meta-learning, utilizes a meta-learner to dynamically generate feature extractor parameters for each programming language, achieving joint learning of language-independent and language-specific information.

Metric Nearness Made Practical

Wenye Li (Chinese University of Hong Kong), Zichen Ma (Chinese University of Hong Kong)

CodeOptimizationComputational EfficiencyTabular

🎯 What it does: This paper proposes a two-stage method for solving the metric approximation problem of noisy distance matrices, first quickly obtaining an approximate solution within a subset of isometric embeddings, and then refining it to a global optimum through alternating projections.

Metric Residual Network for Sample Efficient Goal-Conditioned Reinforcement Learning

Bo Liu (University of Texas at Austin), Peter Stone (University of Texas at Austin)

CodeReinforcement Learning

🎯 What it does: This paper proposes the Metric Residual Network (MRN), a neural network architecture based on the triangle inequality, aimed at improving sample efficiency in goal-conditioned reinforcement learning.

MGTANet: Encoding Sequential LiDAR Points Using Long Short-Term Motion-Guided Temporal Attention for 3D Object Detection

Junho Koh (Hanyang University), Jun Won Choi (Hanyang University)

CodeObject DetectionAutonomous DrivingConvolutional Neural NetworkPoint CloudSequential

🎯 What it does: This paper proposes a new 3D object detection network called MGTANet, which can encode continuous LiDAR point cloud sequences and utilize temporal information to improve detection accuracy.

MGTCF: Multi-Generator Tropical Cyclone Forecasting with Heterogeneous Meteorological Data

Cheng Huang (Zhejiang University of Technology), YuQuan Wu (Chinese Academy of Sciences)

CodeGenerationData SynthesisRecurrent Neural NetworkGenerative Adversarial NetworkMultimodalityTime Series

🎯 What it does: A multi-generator multi-modal tropical cyclone prediction framework (MGTCF) is proposed, utilizing heterogeneous meteorological data and environmental information to predict trajectory and intensity.

MHCCL: Masked Hierarchical Cluster-Wise Contrastive Learning for Multivariate Time Series

Qianwen Meng (Shandong University), Zhiqi Shen (Nanyang Technological University)

CodeAnomaly DetectionRepresentation LearningContrastive LearningTime Series

🎯 What it does: A mask-based hierarchical clustering contrastive learning framework (MHCCL) is proposed, which enhances unsupervised time series representation learning by removing outliers with an upward mask and filtering positive and negative samples with a downward mask.

MicroAST: Towards Super-fast Ultra-Resolution Arbitrary Style Transfer

Zhizhong Wang (Zhejiang University), Dongming Lu (Zhejiang University)

CodeImage TranslationSuper ResolutionComputational EfficiencyConvolutional Neural NetworkContrastive LearningImage

🎯 What it does: MicroAST is proposed, a lightweight and ultra-fast super-resolution arbitrary style transfer model that can complete style transfer on 4K images in about 0.5 seconds;

Mind the Gap: Polishing Pseudo Labels for Accurate Semi-supervised Object Detection

Lei Zhang (Northwestern Polytechnical University), Wei Wei (Northwestern Polytechnical University)

CodeObject DetectionImage

🎯 What it does: This paper proposes a dual pseudo-label refinement framework that utilizes two structurally different refinement networks (classification refinement network and box regression refinement network) to correct the pseudo-labels generated by the teacher detector, achieving end-to-end joint training within a semi-supervised object detection framework.

Minimax AUC Fairness: Efficient Algorithm with Provable Convergence

Zhenhuan Yang (Etsy), Yiming Ying (University at Albany)

CodeOptimizationTabular

🎯 What it does: A framework for minimizing and maximizing AUC fairness by considering both intra-group and inter-group AUC in AUC optimization is proposed, aiming to eliminate the model's differential ranking bias towards different sensitive attribute groups.

Mining and Applying Composition Knowledge of Dance Moves for Style-Concentrated Dance Generation

Xinjian Zhang (Fudan University), Longwen Gao (China University of Petroleum)

CodeGenerationRecurrent Neural NetworkTransformerAuto EncoderContrastive LearningVideo

🎯 What it does: A music-to-dance generation framework based on style embeddings is proposed, which achieves precise control and diverse generation of dance styles by learning dance prototypes and forming controllable style embeddings through linear combinations.

Minority-Oriented Vicinity Expansion with Attentive Aggregation for Video Long-Tailed Recognition

WonJun Moon (Sungkyunkwan University), Jae-Pil Heo (Sungkyunkwan University)

CodeRecognitionTransformerVideo

🎯 What it does: This paper proposes two core technologies for long-tail video recognition (VLTR): a learnable feature aggregator and minority-oriented neighborhood expansion (MOVE).

Mitigating Artifacts in Real-World Video Super-resolution Models

Liangbin Xie (Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences), Ying Shan (Tencent)

CodeRestorationSuper ResolutionRecurrent Neural NetworkGenerative Adversarial NetworkOptical FlowVideo

🎯 What it does: Proposes the Hidden State Attention (HSA) module, which directly corrects the hidden states in the recursive video super-resolution model to reduce artifacts in real scenes.

Mitigating Negative Style Transfer in Hybrid Dialogue System

Shimin Li (Fudan University), Xipeng Qiu (Fudan University)

CodeGenerationDomain AdaptationTransformerPrompt EngineeringContrastive LearningText

🎯 What it does: A latent variable encoding-decoding model HiS-Dialog based on contrastive learning is designed and implemented to decouple and control the dialogue style in mixed dialogue systems.

Mixture Manifold Networks: A Computationally Efficient Baseline for Inverse Modeling

Gregory P. Spell (Duke University), Jordan M. Malof (University of Montana)

CodeOptimizationComputational EfficiencyTabularBenchmark

🎯 What it does: This paper proposes the Mixture Manifold Network (MMN) to solve inverse problems by mixing multiple backward models with a single forward model, using the forward model to generate data for training, thereby improving the accuracy and speed of inverse modeling.

Models as Agents: Optimizing Multi-Step Predictions of Interactive Local Models in Model-Based Multi-Agent Reinforcement Learning

Zifan Wu (Sun Yat-sen University), Hankz Hankui Zhuo (Huawei Noah's Ark Lab)

CodeOptimizationReinforcement LearningAgentic AISequential

🎯 What it does: In model-based multi-agent reinforcement learning, the MAG framework is proposed, treating local models as multi-step decision-makers and combining the current policy as the environment to optimize multi-step prediction errors, thereby reducing error propagation and improving model quality;

MoEC: Mixture of Expert Clusters

Yuan Xie (Microsoft Research), Furu Wei (Microsoft Research)

CodeTransformerMixture of ExpertsText

🎯 What it does: The Mixture of Expert Clusters (MoEC) method is proposed, which addresses the issues of sparse data allocation and overfitting in large-scale MoE models by clustering experts and introducing variance constraints and cluster-level expert dropout.

Molformer: Motif-Based Transformer on 3D Heterogeneous Molecular Graphs

Fang Wu (Westlake University), Stan Z. Li (Westlake University)

CodeDrug DiscoveryGraph Neural NetworkTransformerReinforcement LearningGraphBiomedical Data

🎯 What it does: A Motif-based Transformer model called Molformer is proposed, which represents molecules using heterogeneous molecular graphs (including atom layers and Motif layers) and learns their 3D geometric information.

MPMQA: Multimodal Question Answering on Product Manuals

Liang Zhang (Renmin University of China), Qin Jin (Renmin University of China)

CodeGenerationRetrievalTransformerTextMultimodalityRetrieval-Augmented Generation

🎯 What it does: Proposes the Multi-modal Product Manual Question Answering (MPMQA) task and constructs a large multi-modal dataset PM209;

MSDC: Exploiting Multi-State Power Consumption in Non-intrusive Load Monitoring Based on a Dual-CNN Model

Jialing He (Chongqing University), Liehuang Zhu (Beijing Institute of Technology)

CodeConvolutional Neural NetworkTime Series

🎯 What it does: This paper proposes a multi-state dual CNN model (MSDC) for non-intrusive load monitoring tasks, which decomposes aggregated power signals into the power consumption of individual devices.

Multi-Action Dialog Policy Learning from Logged User Feedback

Shuo Zhang (Xi'an Jiaotong University), Junlan Feng (China Mobile Research)

CodeRecommendation SystemReinforcement Learning from Human FeedbackSupervised Fine-TuningReinforcement LearningText

🎯 What it does: A multi-action dialogue strategy learning framework based on BanditMatch is proposed, which enhances multi-action dialogue strategies by utilizing bandit feedback from historical dialogues.

Multi-Label Few-Shot ICD Coding as Autoregressive Generation with Prompt

Zhichao Yang (University of Massachusetts), Hong Yu (University of Massachusetts)

CodeClassificationGenerationTransformerSupervised Fine-TuningPrompt EngineeringTextBiomedical DataElectronic Health Records

🎯 What it does: For the ICD coding task, the authors propose a framework based on autoregressive generation and prompts: first, pre-training is conducted to generate assessment and plan texts using SOAP-structured clinical records, and then the model is guided by prompts to sequentially generate disease descriptions and map them back to ICD codes, achieving multi-label classification, especially with significant results in low-sample scenarios.

Multi-Level Compositional Reasoning for Interactive Instruction Following

Suvaansh Bhambri (Yonsei University), Jonghyun Choi (Yonsei University)

CodeRobotic IntelligenceRecurrent Neural NetworkReinforcement LearningAgentic AIMultimodalityBenchmark

🎯 What it does: A multi-level combinatorial reasoning robot, MCR-Agent, is proposed, which decomposes instructions into observable sub-goals and learns navigation and interaction sub-policies separately.

Multi-Relational Contrastive Learning Graph Neural Network for Drug-Drug Interaction Event Prediction

Zhankun Xiong (Huazhong Agricultural University), Wen Zhang (Binghamton University)

CodeDrug DiscoveryGraph Neural NetworkContrastive LearningGraphBiomedical Data

🎯 What it does: This paper proposes a Multi-Relation Contrastive Learning Graph Neural Network (MRCGNN) for predicting drug-drug interaction events (DDI events).

Multi-Source Survival Domain Adaptation

Ammar Shaker (NEC Laboratories Europe), Carolin Lawrence (NEC Laboratories Europe)

CodeDomain AdaptationBiomedical Data

🎯 What it does: A method for multi-source survival domain adaptation is proposed, aimed at effectively adapting from multiple survival source domains to a new survival target domain, especially in cases of data scarcity and partial information censorship.

Multi-Stream Representation Learning for Pedestrian Trajectory Prediction

Yuxuan Wu (Xi'an Jiaotong University), Wei Tang (University of Illinois)

CodeRepresentation LearningTransformerGenerative Adversarial NetworkMultimodality

🎯 What it does: Designed and implemented a multi-stream representation learning module to learn the spatiotemporal and interaction features of pedestrian trajectories under the CVAE framework, achieving multimodal prediction.

MultiAct: Long-Term 3D Human Motion Generation from Multiple Action Labels

Taeryung Lee (Seoul National University), Kyoung Mu Lee (Seoul National University)

CodeGenerationPose EstimationTransformerVideo

🎯 What it does: Proposes the MultiAct framework, which achieves long-term 3D human motion generation through recursive generation of multi-action labels;

MultiSpider: Towards Benchmarking Multilingual Text-to-SQL Semantic Parsing

Longxu Dou (Harbin Institute of Technology), Jian-Guang Lou (Microsoft Research Asia)

CodeTransformerLarge Language ModelSupervised Fine-TuningTextBenchmark

🎯 What it does: A high-quality text-to-SQL semantic parsing dataset covering seven languages, MULTISPIDER, has been constructed, and a schema-based augmentation framework, SAVE, has been proposed to enhance the performance of cross-language text-to-SQL.

MVCINN: Multi-View Diabetic Retinopathy Detection Using a Deep Cross-Interaction Neural Network

Xiaoling Luo (Harbin Institute of Technology), Yong Xu (Harbin Institute of Technology)

CodeClassificationRecognitionConvolutional Neural NetworkTransformerImage

🎯 What it does: A framework for detecting diabetic retinopathy based on multi-view retinal images is proposed, which utilizes a cross-interaction self-attention module to fuse convolutional and Transformer features, and achieves inter-view information interaction through multi-view stitching.

NAS-LID: Efficient Neural Architecture Search with Local Intrinsic Dimension

Xin He (Hong Kong Baptist University), Xiaowen Chu (Hong Kong Baptist University)

CodeNeural Architecture SearchImage

🎯 What it does: A lightweight single network architecture search method called NAS-LID is proposed, which utilizes the local intrinsic dimension (LID) for subnet segmentation, thereby reducing interference between different sub-networks and enhancing performance ranking correlation.

Nearest-Neighbor Sampling Based Conditional Independence Testing

Shuai Li (East China Normal University), Wang Wen (New York University Shanghai)

CodeTabular

🎯 What it does: A conditional independence test method based on 1-nearest neighbor sampling (NNSCIT) is proposed, which can be implemented without knowing the conditional distribution.

Neighbor Contrastive Learning on Learnable Graph Augmentation

Xiao Shen (Hainan University), Laurence T. Yang (Hainan University)

CodeClassificationRepresentation LearningGraph Neural NetworkContrastive LearningGraph

🎯 What it does: This paper proposes an end-to-end unsupervised graph contrastive learning framework named NCLA, which can automatically learn graph augmentations and node representations.

Neighborhood-Regularized Self-Training for Learning with Few Labels

Ran Xu (Emory University), Carl Yang (Emory University)

CodeClassificationOptimizationGraph Neural NetworkTransformerLarge Language ModelTextGraph

🎯 What it does: The NeST method is proposed, which reduces pseudo-label noise and enhances training stability in semi-supervised self-training through neighborhood regularization for sample selection and multi-round prediction aggregation.

Nested Named Entity Recognition as Building Local Hypergraphs

Yukun Yan (Tsinghua University), Sen Song (Tsinghua University)

CodeRecognitionRecurrent Neural NetworkGraph Neural NetworkTextBiomedical Data

🎯 What it does: Proposes the Local Hypergraph Builder Network (LHBN), which achieves nested named entity recognition by first predicting entity boundaries and then constructing local hypergraphs for each boundary.

Networked Anti-coordination Games Meet Graphical Dynamical Systems: Equilibria and Convergence

Zirou Qiu (University of Virginia), Anil Vullikanti (University of Virginia)

CodeOptimizationGraph Neural NetworkGraph

🎯 What it does: This paper studies the existence and search of pure Nash equilibria in networked evolutionary anti-cooperative games, as well as the convergence time of synchronous and sequential updating schemes under self-correlated and self-independent decision-making modes.

Networked Restless Bandits with Positive Externalities

Christine Herlihy (University of Maryland), John P. Dickerson (University of Maryland)

CodeOptimizationGraph Neural NetworkReinforcement LearningGraph

🎯 What it does: Proposes the Networked Restless Bandits model to study the positive externality problem of resource allocation in community structures;

Neural Architecture Search for Wide Spectrum Adversarial Robustness

Zhi Cheng (University of Sydney), Chang Xu (University of Sydney)

CodeAdversarial AttackNeural Architecture SearchConvolutional Neural NetworkRecurrent Neural NetworkImage

🎯 What it does: Finding network models (WsrNets) that exhibit good robustness under various attack intensities through integrated neural architecture search.

Neural Diffeomorphic Non-uniform B-spline Flows

Seongmin Hong (Seoul National University), Se Young Chun (Seoul National University)

CodeFlow-based ModelBiomedical DataPhysics Related

🎯 What it does: A reversible and at least second-order continuously differentiable non-uniform B-spline flow is proposed for distribution modeling and efficient sampling of physical systems.

Neural Dynamic Focused Topic Model

Kostadin Cvejoski (Fraunhofer Institute for Intelligent Analysis and Information Systems), CΓ©sar Ojeda (University of Potsdam)

CodeRecurrent Neural NetworkTextTime Series

🎯 What it does: A neural dynamic focusing topic model (NDF-TM) is proposed, which can explicitly decouple topic proportions and topic activity in document sequences, thereby better capturing the time-varying topic structure.

Neural Representations Reveal Distinct Modes of Class Fitting in Residual Convolutional Networks

MichaΕ‚ JamroΕΌ (AGH University of Science and Technology), Marcin Kurdziel (AGH University of Science and Technology)

CodeClassificationRepresentation LearningConvolutional Neural NetworkImage

🎯 What it does: By constructing a class-conditional probability distribution model, this study investigates how residual convolutional networks fit feature representations of different categories;

Next POI Recommendation with Dynamic Graph and Explicit Dependency

Feiyu Yin (University of Electronic Science and Technology of China), Peng Han (University of Electronic Science and Technology of China)

CodeRecommendation SystemRecurrent Neural NetworkGraph Neural NetworkGraphSequential

🎯 What it does: A sequence-based dynamic neighbor graph and multi-step dependency prediction model (SNPM) is proposed for next location (POI) recommendation.

NHITS: Neural Hierarchical Interpolation for Time Series Forecasting

Cristian Challu (Carnegie Mellon University), Artur Dubrawski (Carnegie Mellon University)

CodeTime Series

🎯 What it does: A new long-period time series forecasting model, NHITS, is proposed, which achieves specialized predictions for different frequency components through multi-rate input sampling and hierarchical interpolation, thereby maintaining low variance and reducing prediction fluctuations over long periods.

Non-IID Transfer Learning on Graphs

Jun Wu (University of Illinois), Elizabeth Ainsworth (University of Illinois)

CodeDomain AdaptationRecommendation SystemGraph Neural NetworkGraphAgriculture Related

🎯 What it does: The paper proposes a cross-network transfer learning framework that utilizes the Graph Subtree Discrepancy metric based on Weisfeiler-Leman subtrees to achieve knowledge transfer from the source graph to the target graph.

Normalizing Flow Ensembles for Rich Aleatoric and Epistemic Uncertainty Modeling

Lucas Berry (McGill University), David Meger (McGill University)

CodeOptimizationComputational EfficiencyFlow-based ModelTabularTime Series

🎯 What it does: This paper proposes a Normalizing Flow (NF) ensemble model constructed through a fixed dropout mask, balancing rich aleatoric uncertainty and model epistemic uncertainty, and evaluates its performance within an active learning framework.

Not All Neighbors Matter: Point Distribution-Aware Pruning for 3D Point Cloud

Yejin Lee (Seoul National University), Hongil Yoon (Google)

CodeAutonomous DrivingOptimizationComputational EfficiencyPoint Cloud

🎯 What it does: A neighborhood voxel pruning method based on spatial point distribution is proposed for accelerating and optimizing energy consumption in sparse 3D convolutional networks.

Now We’re Talking: Better Deliberation Groups through Submodular Optimization

Jake Barrett (University of Edinburgh), Ariel D. Procaccia (Harvard University)

CodeOptimizationTabular

🎯 What it does: This paper proposes a framework for topic discussion group allocation based on submodular optimization, aimed at enhancing interaction and diversity in citizen assemblies.

NQE: N-ary Query Embedding for Complex Query Answering over Hyper-Relational Knowledge Graphs

Haoran Luo (Beijing University of Posts and Telecommunications), Kaiyang Wan (Beijing Institute of Computer Technology and Application)

CodeTransformerGraph

🎯 What it does: Proposes the NQE model, which supports complex query answering for arbitrary n-ary first-order logic queries on hyper-relational knowledge graphs;

NuWLS: Improving Local Search for (Weighted) Partial MaxSAT by New Weighting Techniques

Yi Chu (Institute of Software, Chinese Academy of Sciences), Chuan Luo (School of Software, Beihang University)

CodeOptimizationBenchmark

🎯 What it does: In this paper, the authors propose two new weighting techniques (soft clause weight initialization and Dist-Weighting) and based on this, design a new Stochastic Local Search (SLS) solver NuWLS to solve the (Weighted) Partial MaxSAT (W)PMS problem.

Occupancy Planes for Single-View RGB-D Human Reconstruction

Xiaoming Zhao (University of Illinois Urbana-Champaign), Alexander G. Schwing (University of Illinois Urbana-Champaign)

CodeSegmentationPose EstimationDepth EstimationConvolutional Neural NetworkImagePoint Cloud

🎯 What it does: This paper proposes an occupancy plane (OPlanes) representation method based on perspective frustum forward plane slicing, used to reconstruct 3D human bodies from a single RGB-D image.

ODE-RSSM: Learning Stochastic Recurrent State Space Model from Irregularly Sampled Data

Zhaolin Yuan (University of Science and Technology Beijing), Hong-Ning Dai (Hong Kong Baptist University)

CodeRecurrent Neural NetworkAuto EncoderTime SeriesSequentialOrdinary Differential Equation

🎯 What it does: This study investigates how to achieve system identification and prediction in input-output systems with irregular sampling using a continuous-time random state space model (ODE-RSSM).

Off-Policy Proximal Policy Optimization

Wenjia Meng (Shandong University), Yilong Yin (Zhejiang University)

CodeOptimizationReinforcement LearningSequential

🎯 What it does: A variant of PPO based on offline data (Off-Policy PPO) is proposed, which significantly improves sample efficiency by designing a new clipped approximate objective for the safe utilization of offline experiences.

On the Calibration and Uncertainty with PΓ³lya-Gamma Augmentation for Dialog Retrieval Models

Tong Ye (University of Science and Technology of China), Jing Xiao (Ping An Technology)

CodeRetrievalTransformerLarge Language ModelText

🎯 What it does: This paper proposes an efficient dialogue retrieval model uncertainty and calibration framework PG-DRR, which uses a Pólya-Gamma enhanced Gaussian process layer to replace traditional dense layers, achieving more reliable confidence and calibration.

On the Connection between Invariant Learning and Adversarial Training for Out-of-Distribution Generalization

Shiji Xin (Peking University), Yisen Wang (Peking University)

CodeClassificationDomain AdaptationAdversarial AttackHyperparameter SearchGenerative Adversarial NetworkImage

🎯 What it does: A Domain-wise Adversarial Training (DAT) method is proposed, which suppresses domain-related noise features by introducing domain-specific perturbations in each training domain, thereby enhancing the model's generalization ability on out-of-distribution (OOD) data.

On the Effectiveness of Parameter-Efficient Fine-Tuning

Zihao Fu (University of Cambridge), Nigel Collier (Alibaba Group)

CodeOptimizationTransformerSupervised Fine-TuningText

🎯 What it does: This paper conducts a systematic analysis of Parameter-Efficient Fine-Tuning (PEFT) methods, proposes a unified sparse fine-tuning model framework, and provides theoretical upper bounds on the stability and generalization error of sparsity. It also identifies the issue of projection discontinuity in projection-based PEFT methods and proposes the Second-Order Approximation Method (SAM) to select adjustable parameters. Finally, large-scale experiments were conducted on the GLUE and SuperGLUE tasks using RoBERTa-base.

On the Sample Complexity of Representation Learning in Multi-Task Bandits with Global and Local Structure

Alessio Russo (KTH Royal Institute of Technology), Alexandre Proutiere (KTH Royal Institute of Technology)

CodeOptimizationRepresentation Learning

🎯 What it does: This paper studies the sample complexity of optimal arm identification in multi-task weighted multi-armed bandits (MAB) when all tasks share the same optimal representation while the predictor is task-specific.

One Is All: Bridging the Gap between Neural Radiance Fields Architectures with Progressive Volume Distillation

Shuangkang Fang (Beihang University), Shuchang Zhou (Megvii Research)

CodeKnowledge DistillationRepresentation LearningNeural Radiance FieldImage

🎯 What it does: A Progressive Volume Distillation (PVD) method is proposed, enabling arbitrary one-to-one conversions between different NeRF architectures (such as MLP, sparse tensors, low-rank tensors, hash tables, and their combinations), allowing for quick adaptation to different task requirements in later stages.

One-for-All: Proposal Masked Cross-Class Anomaly Detection

Xincheng Yao (Shanghai Jiao Tong University), Zhenyu Liu (Shanghai Jiao Tong University)

CodeAnomaly DetectionTransformerAuto EncoderImage

🎯 What it does: A cross-category and multi-category anomaly detection method PMAD based on patch-level reconstruction and prototype-guided proposal masking is proposed.

Online Platforms and the Fair Exposure Problem under Homophily

Jakob Schoeffer (Karlsruhe Institute of Technology), Marc Juarez (University of Edinburgh)

CodeRecommendation SystemOptimizationText

🎯 What it does: This study proposes the 'fair exposure' problem, constructs a temporal model considering group homogeneity in dissemination, and analyzes how platforms can maximize user clicks and likes under limited intervention while satisfying fair exposure constraints. It also provides theoretical solutions for fair-unrelated and fair-constrained optimization and evaluates the 'fairness cost' caused by fair constraints.

Online Semi-supervised Learning with Mix-Typed Streaming Features

Di Wu (Southwest University), Yi He (Old Dominion University)

CodeClassificationAnomaly DetectionGaussian SplattingTabular

🎯 What it does: A framework for online semi-supervised learning with mixed-type streaming features is proposed, and an online algorithm OSLMF based on Gaussian Copula and density peak clustering is designed.

OPT-GAN: A Broad-Spectrum Global Optimizer for Black-Box Problems by Learning Distribution

Minfang Lu (University of Jinan), Lin Wang (University of Jinan)

CodeOptimizationGenerative Adversarial NetworkTabular

🎯 What it does: This paper proposes a global black-box optimizer OPT-GAN based on GAN, which can find the global optimal solution in multi-dimensional multi-peak functions by learning and continuously updating the target distribution.

Optimistic Whittle Index Policy: Online Learning for Restless Bandits

Kai Wang (Harvard University), Milind Tambe (Google Research)

CodeOptimizationReinforcement LearningBiomedical Data

🎯 What it does: An online learning algorithm UCWhittle based on the Whittle index is proposed, which can simultaneously learn unknown transition probabilities and execute approximately optimal scheduling strategies in RMAB (Random Multi-Armed Bandit).

Orders Are Unwanted: Dynamic Deep Graph Convolutional Network for Personality Detection

Tao Yang (Sun Yat-sen University), Qifan Wang (Meta AI)

CodeClassificationRecommendation SystemGraph Neural NetworkSupervised Fine-TuningTextGraph

🎯 What it does: A dynamic depth graph convolutional network (D-DGCN) is proposed, which dynamically integrates information from multiple unordered posts on social media to generate user personality profiles and perform multi-label personality prediction.

Out-of-Distribution Generalization by Neural-Symbolic Joint Training

Anji Liu (Peking University), Yitao Liang (Peking University)

CodeDomain AdaptationExplainability and InterpretabilityConvolutional Neural NetworkRecurrent Neural NetworkImageSequential

🎯 What it does: A neural-symbolic joint training framework NTOC is proposed, which can learn generalizable neural features and symbolic rules simultaneously without prior symbolic knowledge, addressing the OOD generalization problem.

Overcoming Concept Shift in Domain-Aware Settings through Consolidated Internal Distributions

Mohammad Rostami (Information Sciences Institute, University of Southern California), Aram Galstyan (Information Sciences Institute, University of Southern California)

CodeDomain AdaptationAuto EncoderImageMultimodality

🎯 What it does: A sequential model adaptation method based on internal distribution, SMAUI, is proposed to address the problem of concept drift in the absence of available source data.

Overcoming Forgetting in Fine-Grained Urban Flow Inference via Adaptive Knowledge Replay

Haoyang Yu (University of Electronic Science and Technology of China), Fan Zhou (University of Electronic Science and Technology of China)

CodeConvolutional Neural NetworkTime Series

🎯 What it does: The CUFAR framework is proposed to achieve continuous learning for fine-grained urban traffic inference.

Parameter-Efficient Model Adaptation for Vision Transformers

Xuehai He (University of California Santa Cruz), Xin Eric Wang (Microsoft Research)

CodeClassificationTransformerImageBenchmark

🎯 What it does: This paper studies how to efficiently adapt large pre-trained Vision Transformer (ViT) models for image classification tasks with very few trainable parameters.

Parametric Surface Constrained Upsampler Network for Point Cloud

Pingping Cai (University of South Carolina), Song Wang (University of South Carolina)

CodeRestorationGenerationAutonomous DrivingTransformerPoint Cloud

🎯 What it does: A point cloud upsampling network based on parametric surface constraints is proposed, capable of generating high-density, smooth point clouds from sparse point clouds, and can also be transferred to point cloud completion tasks.

Participatory Budgeting Designs for the Real World

Roy Fairstein (Ben-Gurion University of the Negev), Kobi Gal (Ben-Gurion University of the Negev)

CodeTabular

🎯 What it does: Experimental evaluation of voting formats and aggregation rules in participatory budgeting (PB), analyzing the impact of different voting methods on user experience, outcome stability, and social welfare.

PaTeCon: A Pattern-Based Temporal Constraint Mining Method for Conflict Detection on Knowledge Graphs

Jianhao Chen (Nanjing University), Yuzhong Qu (Nanjing University)

CodeGraph Neural NetworkGraph

🎯 What it does: This paper proposes an automatic mining method based on structural patterns, called PaTeCon, for automatically generating temporal constraints and detecting temporal conflicts from knowledge graphs.

PDFormer: Propagation Delay-Aware Dynamic Long-Range Transformer for Traffic Flow Prediction

Jiawei Jiang (Beihang University), Jingyuan Wang (Renmin University of China)

CodeTransformerTime Series

🎯 What it does: The PDFormer model is proposed, which utilizes spatial self-attention to capture dynamic, long-range spatial dependencies and explicitly models the time delay of traffic information propagation to achieve accurate traffic flow prediction.

Peeling the Onion: Hierarchical Reduction of Data Redundancy for Efficient Vision Transformer Training

Zhenglun Kong (Northeastern University), Yanzhi Wang (University of Texas at Austin)

CodeObject DetectionSegmentationComputational EfficiencyTransformerImage

🎯 What it does: A three-layer sparsification framework called Tri-Level E-ViT is proposed, which removes redundant data at the sample, token, and attention connection levels to significantly accelerate the training and inference of Vision Transformers.

Phrase-Level Temporal Relationship Mining for Temporal Sentence Localization

Minghang Zheng (Peking University), Yang Liu (Peking University)

CodeRetrievalTransformerContrastive LearningVideoTextMultimodality

🎯 What it does: This paper proposes a Temporal Relation Mining (TRM) framework based on phrase-level temporal relations, modeling the temporal localization of video sentences using the temporal relations between sentences and phrases, and enhancing phrase-level prediction performance through consistency and exclusivity constraints.

PiCor: Multi-Task Deep Reinforcement Learning with Policy Correction

Fengshuo Bai (University of Chinese Academy of Sciences), Bo Xu (Chinese Academy of Sciences)

CodeRobotic IntelligenceReinforcement Learning

🎯 What it does: This paper proposes the PiCor framework, which enhances sample efficiency and task generalization ability in multi-task deep reinforcement learning by separating policy optimization and policy correction into two stages.

PINAT: A Permutation INvariance Augmented Transformer for NAS Predictor

Shun Lu (Chinese Academy of Sciences), Ji Liu

CodeNeural Architecture SearchTransformerGraphBenchmark

🎯 What it does: A NAS performance predictor named PINAT is proposed, which achieves efficient representation and prediction of network structures by incorporating partial permutation invariant embedding layers (PITE) and self-attention layers (PISA) into the Transformer architecture, using the Laplacian matrix as positional encoding.

PIXEL: Physics-Informed Cell Representations for Fast and Accurate PDE Solvers

Namgyu Kang (Sungkyunkwan University), Eunbyung Park (Sungkyunkwan University)

CodeOptimizationComputational EfficiencyRepresentation LearningDrug DiscoveryPhysics RelatedOrdinary Differential Equation

🎯 What it does: A new PDE solver called PIXEL is proposed, which combines a trainable grid representation with a small MLP, utilizing automatic differentiation and traditional optimization algorithms to solve forward and inverse PDE problems.

Point-Teaching: Weakly Semi-supervised Object Detection with Point Annotations

Yongtao Ge (University of Adelaide), Hao Li (Alibaba Group)

CodeObject DetectionConvolutional Neural NetworkSupervised Fine-TuningImage

🎯 What it does: A weakly semi-supervised object detection framework called Point-Teaching is proposed, which effectively utilizes point annotations through point matching, MIL, and copy-paste augmentation.

Poisoning with Cerberus: Stealthy and Colluded Backdoor Attack against Federated Learning

Xiaoting Lyu (Beijing Jiaotong University), Xiangliang Zhang (University of Notre Dame)

CodeFederated LearningAdversarial AttackImageTabularFinance Related

🎯 What it does: This paper proposes a distributed backdoor attack method called Cerberus Poisoning, which utilizes colluding malicious participants to achieve covert attacks against various defense mechanisms in federated learning through trigger fine-tuning and model bias regularization.