English
Related papers

Related papers: Delving Deeper: Hierarchical Visual Perception for…

200 papers

The interest for video anomaly detection systems has gained traction for the past few years. The current approaches use deep learning to perform anomaly detection in videos, but this approach has multiple problems. For starters, deep…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Vladimir Monakhov , Vajira Thambawita , Pål Halvorsen , Michael A. Riegler

Recent advancements in video-language understanding have been established on the foundation of image-text models, resulting in promising outcomes due to the shared knowledge between images and videos. However, video-language understanding…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Xiao Wang , Yaoyu Li , Tian Gan , Zheng Zhang , Jingjing Lv , Liqiang Nie

Vision-Language (VL) models have garnered considerable research interest; however, they still face challenges in effectively handling text within images. To address this limitation, researchers have developed two approaches. The first…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Jonathan Fhima , Elad Ben Avraham , Oren Nuriel , Yair Kittenplon , Roy Ganz , Aviad Aberdam , Ron Litman

Image-text retrieval (ITR) is a challenging task in the field of multimodal information processing due to the semantic gap between different modalities. In recent years, researchers have made great progress in exploring the accurate…

Computer Vision and Pattern Recognition · Computer Science 2022-12-19 Jie Guo , Meiting Wang , Yan Zhou , Bin Song , Yuhao Chi , Wei Fan , Jianglong Chang

Multimodal Large Language Models (MLLMs) have advanced VQA and now support Vision-DeepResearch systems that use search engines for complex visual-textual fact-finding. However, evaluating these visual and textual search abilities is still…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Yu Zeng , Wenxuan Huang , Zhen Fang , Shuang Chen , Yufan Shen , Yishuo Cai , Xiaoman Wang , Zhenfei Yin , Lin Chen , Zehui Chen , Shiting Huang , Yiming Zhao , Xu Tang , Yao Hu , Philip Torr , Wanli Ouyang , Shaosheng Cao

The remarkable natural language understanding, reasoning, and generation capabilities of large language models (LLMs) have made them attractive for application to video understanding, utilizing video tokens as contextual input. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Jiaqi Xu , Cuiling Lan , Wenxuan Xie , Xuejin Chen , Yan Lu

Text-to-image retrieval is a fundamental task in vision-language learning, yet in real-world scenarios it is often challenged by short and underspecified user queries. Such queries are typically only one or two words long, rendering them…

Computer Vision and Pattern Recognition · Computer Science 2026-02-25 Jianglin Lu , Simon Jenni , Kushal Kafle , Jing Shi , Handong Zhao , Yun Fu

Text-to-Video Retrieval (TVR) is essential in video platforms. Dense retrieval with dual-modality encoders leads in accuracy, but its computation and storage scale poorly with corpus size. Thus, real-time large-scale applications adopt…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Zecheng Zhao , Zhi Chen , Zi Huang , Shazia Sadiq , Tong Chen

Videos typically record the streaming and continuous visual data as discrete consecutive frames. Since the storage cost is expensive for videos of high fidelity, most of them are stored in a relatively low resolution and frame rate. Recent…

Image and Video Processing · Electrical Eng. & Systems 2022-06-10 Zeyuan Chen , Yinbo Chen , Jingwen Liu , Xingqian Xu , Vidit Goel , Zhangyang Wang , Humphrey Shi , Xiaolong Wang

Content-based Video Retrieval (CBVR) is used on media-sharing platforms for applications such as video recommendation and filtering. To manage databases that scale to billions of videos, video-level approaches that use fixed-size embeddings…

Computer Vision and Pattern Recognition · Computer Science 2022-05-19 Kennard Ng , Ser-Nam Lim , Gim Hee Lee

Learning to predict the long-term future of video frames is notoriously challenging due to inherent ambiguities in the distant future and dramatic amplifications of prediction error through time. Despite the recent advances in the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Wonkwang Lee , Whie Jung , Han Zhang , Ting Chen , Jing Yu Koh , Thomas Huang , Hyungsuk Yoon , Honglak Lee , Seunghoon Hong

Reranking is a critical component of modern retrieval systems, which typically pair an efficient first-stage retriever with a more expressive model to refine results. While large reasoning models have driven rapid progress in text-centric…

Information Retrieval · Computer Science 2026-02-04 Tyler Skow , Alexander Martin , Benjamin Van Durme , Rama Chellappa , Reno Kriz

Visual text rendering, which aims to accurately integrate specified textual content within generated images, is critical for various applications such as commercial design. Despite recent advances, current methods struggle with long-tail…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Shuhan Zhuang , Mengqi Huang , Fengyi Fu , Nan Chen , Bohan Lei , Zhendong Mao

Recent advancements in Multimodal Large Language Models (MLLMs) have demonstrated significant improvement in offline video understanding. However, extending these capabilities to streaming video inputs, remains challenging, as existing…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Haowei Zhang , Shudong Yang , Jinlan Fu , See-Kiong Ng , Xipeng Qiu

Surgical practice involves complex visual interpretation, procedural skills, and advanced medical knowledge, making surgical vision-language pretraining (VLP) particularly challenging due to this complexity and the limited availability of…

As the scale of vision models continues to grow, Visual Prompt Tuning (VPT) has emerged as a parameter-efficient transfer learning technique, noted for its superior performance compared to full fine-tuning. However, indiscriminately…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Haowei Zhu , Fangyuan Zhang , Rui Qin , Tianxiang Pan , Junhai Yong , Bin Wang

Recently, Vision-Language Pre-training (VLP) techniques have greatly benefited various vision-language tasks by jointly learning visual and textual representations, which intuitively helps in Optical Character Recognition (OCR) tasks due to…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Chuhui Xue , Wenqing Zhang , Yu Hao , Shijian Lu , Philip Torr , Song Bai

With the growing demand for video applications, many advanced learned video compression methods have been developed, outperforming traditional methods in terms of objective quality metrics such as PSNR. Existing methods primarily focus on…

Image and Video Processing · Electrical Eng. & Systems 2023-10-10 Meng Li , Yibo Shi , Jing Wang , Yunqi Huang

Natural language video localization (NLVL), which aims to locate a target moment from a video that semantically corresponds to a text query, is a novel and challenging task. Toward this end, in this paper, we present a comprehensive survey…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Xinfang Liu , Xiushan Nie , Zhifang Tan , Jie Guo , Yilong Yin

Neural document retrieval often treats a corpus as a flat cloud of vectors scored at a single granularity, leaving corpus structure underused and explanations opaque. We use Cobweb--a hierarchy-aware framework--to organize sentence…

Computation and Language · Computer Science 2026-04-17 Anant Gupta , Karthik Singaravadivelan , Zekun Wang