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Understanding human intentions (e.g., emotions) from videos has received considerable attention recently. Video streams generally constitute a blend of temporal data stemming from distinct modalities, including natural language, facial…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Dingkang Yang , Mingcheng Li , Linhao Qu , Kun Yang , Peng Zhai , Song Wang , Lihua Zhang

Automatic Modulation Recognition (AMR) is an essential part of Intelligent Transportation System (ITS) dynamic spectrum allocation. However, current deep learning-based AMR (DL-AMR) methods are challenged to extract discriminative and…

Signal Processing · Electrical Eng. & Systems 2025-08-19 Mingyuan Shao , Zhengqiu Fu , Dingzhao Li , Fuqing Zhang , Yilin Cai , Shaohua Hong , Lin Cao , Yuan Peng , Jie Qi

Video data and algorithms have been driving advances in multi-object tracking (MOT). While existing MOT datasets focus on occlusion and appearance similarity, complex motion patterns are widespread yet overlooked. To address this issue, we…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Xiaoyan Cao , Yiyao Zheng , Yao Yao , Huapeng Qin , Xiaoyu Cao , Shihui Guo

Recent years have seen a surge of interest in anomaly detection for tackling industrial defect detection, event detection, etc. However, existing unsupervised anomaly detectors, particularly those for the vision modality, face significant…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 Dong Chen , Kaihang Pan , Guoming Wang , Yueting Zhuang , Siliang Tang

\textit{Knowledge-aware} recommendation methods (KGR) based on \textit{graph neural networks} (GNNs) and \textit{contrastive learning} (CL) have achieved promising performance. However, they fall short in modeling fine-grained user…

Information Retrieval · Computer Science 2024-03-26 Taotian Pang , Xingyu Lou , Fei Zhao , Zhen Wu , Kuiyao Dong , Qiuying Peng , Yue Qi , Xinyu Dai

How to model fine-grained spatial-temporal dynamics in videos has been a challenging problem for action recognition. It requires learning deep and rich features with superior distinctiveness for the subtle and abstract motions. Most…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Hanxi Lin , Xinxiao Wu , Jiebo Luo

Foundation models for vision have transformed visual recognition with powerful pretrained representations and strong zero-shot capabilities, yet their potential for data-efficient learning remains largely untapped. Active Learning (AL) aims…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Huy Hoang Nguyen , Cédric Jung , Shirin Salehi , Tobias Glück , Anke Schmeink , Andreas Kugi

Data quality stands at the forefront of deciding the effectiveness of video-language representation learning. However, video-text pairs in previous data typically do not align perfectly with each other, which might lead to video-language…

Computer Vision and Pattern Recognition · Computer Science 2024-10-11 Thong Nguyen , Yi Bin , Xiaobao Wu , Xinshuai Dong , Zhiyuan Hu , Khoi Le , Cong-Duy Nguyen , See-Kiong Ng , Luu Anh Tuan

Compressed video action recognition has recently drawn growing attention, since it remarkably reduces the storage and computational cost via replacing raw videos by sparsely sampled RGB frames and compressed motion cues (e.g., motion…

Computer Vision and Pattern Recognition · Computer Science 2025-10-06 Bing Li , Jiaxin Chen , Dongming Zhang , Xiuguo Bao , Di Huang

Recent advancements in graph neural networks (GNNs) and heterogeneous GNNs (HGNNs) have advanced node embeddings and relationship learning for various tasks. However, existing methods often rely on domain-specific predefined meta-paths,…

Machine Learning · Computer Science 2025-08-28 Jongwoo Kim , Seongyeub Chu , Hyeongmin Park , Bryan Wong , Keejun Han , Mun Yong Yi

Multimodal emotion and intent recognition is essential for automated human-computer interaction, It aims to analyze users' speech, text, and visual information to predict their emotions or intent. One of the significant challenges is that…

Artificial Intelligence · Computer Science 2025-07-09 Wei Zhang , Juan Chen , Yanbo J. Wang , En Zhu , Xuan Yang , Yiduo Wang

Fashion recommender systems (FaRS) face distinct challenges due to rapid trend shifts, nuanced user preferences, intricate item-item compatibility, and the complex interplay among consumers, brands, and influencers. Traditional…

Information Retrieval · Computer Science 2025-08-05 Yashar Deldjoo , Nima Rafiee , Mahdyar Ravanbakhsh

Arbitrary-oriented object detection (AOOD) plays a significant role for image understanding in remote sensing scenarios. The existing AOOD methods face the challenges of ambiguity and high costs in angle representation. To this end, a…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Hao Wang , Zhanchao Huang , Zhengchao Chen , Ying Song , Wei Li

The extraction of multi-attribute objects from the deep web is the bridge between the unstructured web and structured data. Existing approaches either induce wrappers from a set of human-annotated pages or leverage repeated structures on…

Databases · Computer Science 2012-10-23 Tim Furche , Georg Gottlob , Giovanni Grasso , Giorgio Orsi , Christian Schallhart , Cheng Wang

In this paper, we explore a novel image matting task aimed at achieving efficient inference under various computational cost constraints, specifically FLOP limitations, using a single matting network. Existing matting methods which have not…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Qinglin Liu , Zonglin Li , Xiaoqian Lv , Xin Sun , Ru Li , Shengping Zhang

In the context of recommendation systems, addressing multi-behavioral user interactions has become vital for understanding the evolving user behavior. Recent models utilize techniques like graph neural networks and attention mechanisms for…

Information Retrieval · Computer Science 2024-05-17 Shereen Elsayed , Ahmed Rashed , Lars Schmidt-Thieme

Multimodal recommendation systems have attracted increasing attention for their improved performance by leveraging items' multimodal information. Prior methods often build modality-specific item-item semantic graphs from raw modality…

Information Retrieval · Computer Science 2025-08-11 Xiaoxiong Zhang , Xin Zhou , Zhiwei Zeng , Dusit Niyato , Zhiqi Shen

Graph representation learning (a.k.a. network embedding) is a significant topic of network analysis, due to its effectiveness to support various graph inference tasks. In this paper, we study the representation learning with multiple…

Social and Information Networks · Computer Science 2023-05-17 Meng Qin

Generating an abstract from a collection of documents is a desirable capability for many real-world applications. However, abstractive approaches to multi-document summarization have not been thoroughly investigated. This paper studies the…

Computation and Language · Computer Science 2018-06-15 Kexin Liao , Logan Lebanoff , Fei Liu

Heterogeneous graph neural networks (HGNNs) have demonstrated their superiority in exploiting auxiliary information for recommendation tasks. However, graphs constructed using meta-paths in HGNNs are usually too dense and contain a large…

Information Retrieval · Computer Science 2025-06-02 Lei Sang , Yu Wang , Yiwen Zhang