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Related papers: STSA: Spatial-Temporal Semantic Alignment for Visu…

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Signal Temporal Logic (STL) is a formal language over continuous-time signals (such as trajectories of a multi-agent system) that allows for the specification of complex spatial and temporal system requirements (such as staying sufficiently…

Robotics · Computer Science 2023-10-17 Joris Verhagen , Lars Lindemann , Jana Tumova

Open-Vocabulary Temporal Action Detection (OV-TAD) aims to classify and localize action segments in untrimmed videos for unseen categories. Previous methods rely solely on global alignment between label-level semantics and visual features,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Sa Zhu , Wanqian Zhang , Lin Wang , Xiaohua Chen , Chenxu Cui , Jinchao Zhang , Bo Li

Diffusion Large Language Models (dLLMs) have achieved rapid progress, viewed as a promising alternative to the autoregressive paradigm. However, most dLLM decoders still adopt a global confidence threshold, and do not explicitly model local…

Computation and Language · Computer Science 2026-04-09 Yuzhe Chen , Jiale Cao , Xuyang Liu , Jin Xie , Aiping Yang , Yanwei Pang

The deepfake threats to society and cybersecurity have provoked significant public apprehension, driving intensified efforts within the realm of deepfake video detection. Current video-level methods are mostly based on {3D CNNs} resulting…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Yuting Xu , Jian Liang , Lijun Sheng , Xiao-Yu Zhang

Continuously learning a variety of audio-video semantics over time is crucial for audio-related reasoning tasks in our ever-evolving world. However, this is a nontrivial problem and poses two critical challenges: sparse spatio-temporal…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Jaewoo Lee , Jaehong Yoon , Wonjae Kim , Yunji Kim , Sung Ju Hwang

Naturalistic driving action recognition is essential for vehicle cabin monitoring systems. However, the complexity of real-world backgrounds presents significant challenges for this task, and previous approaches have struggled with…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Qing Chang , Wei Dai , Zhihao Shuai , Limin Yu , Yutao Yue

Modern one-stage video instance segmentation networks suffer from two limitations. First, convolutional features are neither aligned with anchor boxes nor with ground-truth bounding boxes, reducing the mask sensitivity to spatial location.…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Minghan Li , Shuai Li , Lida Li , Lei Zhang

Domain generalization aims to enhance model robustness against unseen domains with embedding distribution shifts. While large-scale vision-language models like CLIP exhibit strong generalization, their direct image-text embedding alignment…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Kai Gan , Tong Wei

Unsupervised Domain Adaptive Semantic Segmentation (UDA-SS) aims to transfer the supervision from a labeled source domain to an unlabeled target domain. The majority of existing UDA-SS works typically consider images whilst recent attempts…

Computer Vision and Pattern Recognition · Computer Science 2025-10-06 Zhe Zhang , Gaochang Wu , Jing Zhang , Xiatian Zhu , Dacheng Tao , Tianyou Chai

Zero-shot learning (ZSL) aims to recognize unseen classes without visual instances. However, existing methods usually assume clean labels, overlooking real-world label noise and ambiguity, which degrades performance. To bridge this gap, we…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Jiangnan Li , Linqing Huang , Xiaowen Yan , Min Gan , Wenpeng Lu , Jinfu Fan

We present an approach that combines appearance and semantic information for 2D image-based localization (2D-VL) across large perceptual changes and time lags. Compared to appearance features, the semantic layout of a scene is generally…

Computer Vision and Pattern Recognition · Computer Science 2019-07-04 Zachary Seymour , Karan Sikka , Han-Pang Chiu , Supun Samarasekera , Rakesh Kumar

Speech-driven facial animation aims to synthesize lip-synchronized 3D talking faces following the given speech signal. Prior methods to this task mostly focus on pursuing realism with deterministic systems, yet characterizing the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Chunzhi Gu , Shigeru Kuriyama , Katsuya Hotta

Data-driven based approaches, in spite of great success in many tasks, have poor generalization when applied to unseen image domains, and require expensive cost of annotation especially for dense pixel prediction tasks such as semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Shuaijun Chen , Xu Jia , Jianzhong He , Yongjie Shi , Jianzhuang Liu

In recent years, creative content generations like style transfer and neural photo editing have attracted more and more attention. Among these, cartoonization of real-world scenes has promising applications in entertainment and industry.…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Zhenhuan Liu , Liang Li , Huajie Jiang , Xin Jin , Dandan Tu , Shuhui Wang , Zheng-Jun Zha

Sign language recognition (SLR) has long been plagued by insufficient model representation capabilities. Although current pre-training approaches have alleviated this dilemma to some extent and yielded promising performance by employing…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Weichao Zhao , Hezhen Hu , Wengang Zhou , Yunyao Mao , Min Wang , Houqiang Li

Diffusion Language Models (DLMs) enable parallel decoding via iterative denoising, where remasking strategies play a critical role in balancing inference speed and output quality. Existing methods predominantly rely on static confidence…

Computation and Language · Computer Science 2026-02-24 Xinhao Sun , Huaijin Zhao , Maoliang Li , Zihao Zheng , Jiayu Chen , Yun Liang , Xiang Chen

Skeleton-based Temporal Action Segmentation involves the dense action classification of variable-length skeleton sequences. Current approaches primarily apply graph-based networks to extract framewise, whole-body-level motion…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Bowen Chen , Haoyu Ji , Zhiyong Wang , Benjamin Filtjens , Chunzhuo Wang , Weihong Ren , Bart Vanrumste , Honghai Liu

This report presents our systems submitted to the audio-only and audio-visual tracks of the DCASE2025 Task 3 Challenge: Stereo Sound Event Localization and Detection (SELD) in Regular Video Content. SELD is a complex task that combines…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-08 Davide Berghi , Philip J. B. Jackson

Contrastive language-image pretraining (CLIP) has demonstrated remarkable success in various image tasks. However, how to extend CLIP with effective temporal modeling is still an open and crucial problem. Existing factorized or joint…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Shuyuan Tu , Qi Dai , Zuxuan Wu , Zhi-Qi Cheng , Han Hu , Yu-Gang Jiang

Temporal sentence grounding involves the retrieval of a video moment with a natural language query. Many existing works directly incorporate the given video and temporally localized query for temporal grounding, overlooking the inherent…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Cai Chen , Runzhong Zhang , Jianjun Gao , Kejun Wu , Kim-Hui Yap , Yi Wang