English
Related papers

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

200 papers

Satellite imagery plays a crucial role in monitoring changes happening on Earth's surface and aiding in climate analysis, ecosystem assessment, and disaster response. In this paper, we tackle semantic change detection with satellite image…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Elliot Vincent , Jean Ponce , Mathieu Aubry

Robustness and generalizability in medical image segmentation are often hindered by scarcity and limited diversity of training data, which stands in contrast to the variability encountered during inference. While conventional strategies --…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Yimu Pan , Sitao Zhang , Alison D. Gernand , Jeffery A. Goldstein , James Z. Wang

Dubbing is a technique for translating video content from one language to another. However, state-of-the-art visual dubbing techniques directly copy facial expressions from source to target actors without considering identity-specific…

Computer Vision and Pattern Recognition · Computer Science 2019-09-09 Hyeongwoo Kim , Mohamed Elgharib , Michael Zollhöfer , Hans-Peter Seidel , Thabo Beeler , Christian Richardt , Christian Theobalt

Nowadays, navigation and ride-sharing apps have collected numerous images with spatio-temporal data. A core technology for analyzing such images, associated with spatiotemporal information, is Traffic Scene Understanding (TSU), which aims…

Multimedia · Computer Science 2025-11-13 Jingtian Ma , Jingyuan Wang , Wayne Xin Zhao , Guoping Liu , Xiang Wen

Despite the recent success of deep learning in continuous sign language recognition (CSLR), deep models typically focus on the most discriminative features, ignoring other potentially non-trivial and informative contents. Such…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Hao Zhou , Wengang Zhou , Yun Zhou , Houqiang Li

Robotic manipulation in open-world environments requires reasoning across semantics, geometry, and long-horizon action dynamics. Existing hierarchical Vision-Language-Action (VLA) frameworks typically use 2D representations to connect…

Recent advancements in multimodal large language models (MLLMs) have shown promising results, yet existing approaches struggle to effectively handle both temporal and spatial localization simultaneously. This challenge stems from two key…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Hongyu Li , Jinyu Chen , Ziyu Wei , Shaofei Huang , Tianrui Hui , Jialin Gao , Xiaoming Wei , Si Liu

Video dubbing requires content accuracy, expressive prosody, high-quality acoustics, and precise lip synchronization, yet existing approaches struggle on all four fronts. To address these issues, we propose DiFlowDubber, the first video…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Ngoc-Son Nguyen , Thanh V. T. Tran , Jeongsoo Choi , Hieu-Nghia Huynh-Nguyen , Truong-Son Hy , Van Nguyen

Speech-preserving facial expression manipulation (SPFEM) aims to modify facial emotions while meticulously maintaining the mouth animation associated with spoken content. Current works depend on inaccessible paired training samples for the…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Tianshui Chen , Jianman Lin , Zhijing Yang , Chunmei Qing , Guangrun Wang , Liang Lin

The task of few-shot visual dubbing focuses on synchronizing the lip movements with arbitrary speech input for any talking head video. Albeit moderate improvements in current approaches, they commonly require high-quality homologous data…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Tianyi Xie , Liucheng Liao , Cheng Bi , Benlai Tang , Xiang Yin , Jianfei Yang , Mingjie Wang , Jiali Yao , Yang Zhang , Zejun Ma

A major challenge for video captioning is to combine audio and visual cues. Existing multi-modal fusion methods have shown encouraging results in video understanding. However, the temporal structures of multiple modalities at different…

Computation and Language · Computer Science 2018-04-17 Xin Wang , Yuan-Fang Wang , William Yang Wang

Audio-visual question answering (AVQA) is a challenging task that requires multistep spatio-temporal reasoning over multimodal contexts. Recent works rely on elaborate target-agnostic parsing of audio-visual scenes for spatial grounding…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Yuanyuan Jiang , Jianqin Yin

Remote sensing change detection (RSCD) aims to identify surface changes across bi-temporal satellite images. Most previous methods rely solely on mask supervision, which effectively guides spatial localization but provides limited…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Han Guo , Chenyang Liu , Haotian Zhang , Bowen Chen , Zhengxia Zou , Zhenwei Shi

Video anomaly detection (VAD) has been extensively researched due to its potential for intelligent video systems. However, most existing methods based on CNNs and transformers still suffer from substantial computational burdens and have…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Zhangxun Li , Mengyang Zhao , Xuan Yang , Yang Liu , Jiamu Sheng , Xinhua Zeng , Tian Wang , Kewei Wu , Yu-Gang Jiang

Estimating the positions of multiple speakers can be helpful for tasks like automatic speech recognition or speaker diarization. Both applications benefit from a known speaker position when, for instance, applying beamforming or assigning…

3D occupancy prediction is critical for comprehensive scene understanding in vision-centric autonomous driving. Recent advances have explored utilizing 3D semantic Gaussians to model occupancy while reducing computational overhead, but they…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Xiaoyang Yan , Muleilan Pei , Shaojie Shen

Spatially dense self-supervised learning is a rapidly growing problem domain with promising applications for unsupervised segmentation and pretraining for dense downstream tasks. Despite the abundance of temporal data in the form of videos,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-24 Mohammadreza Salehi , Efstratios Gavves , Cees G. M. Snoek , Yuki M. Asano

Few-shot action recognition (FSAR) requires models to generalize to novel action categories from only a handful of annotated samples. Despite progress with vision-language models, existing approaches still suffer from semantic-temporal…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Hongli Liu , Yu Wang , Shengjie Zhao

Video dubbing aims to generate high-fidelity speech that is precisely temporally aligned with the visual content. Existing methods still suffer from limitations in speech naturalness and audio-visual synchronization, and are limited to…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-08 Kaidi Wang , Yi He , Wenhao Guan , Weijie Wu , Hongwu Ding , Xiong Zhang , Di Wu , Meng Meng , Jian Luan , Lin Li , Qingyang Hong

Signal Temporal Logic (STL) is widely used to specify timed and safety-critical tasks for cyber-physical systems, but writing STL formulas directly is difficult for non-expert users. Natural language (NL) provides a convenient interface,…

Computation and Language · Computer Science 2026-03-31 Kosei Fushimi , Kazunobu Serizawa , Junya Ikemoto , Kazumune Hashimoto