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The rise of Large Vision-Language Models (LVLMs) has significantly advanced video understanding. However, efficiently processing long videos remains a challenge due to the ``Sampling Dilemma'': low-density sampling risks missing critical…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Tianyuan Qu , Longxiang Tang , Bohao Peng , Senqiao Yang , Bei Yu , Jiaya Jia

There is a rapid increase in the use of multimedia content in current social media platforms. One of the highly popular forms of such multimedia content are memes. While memes have been primarily invented to promote funny and buoyant…

Computation and Language · Computer Science 2025-03-25 Naquee Rizwan , Paramananda Bhaskar , Mithun Das , Swadhin Satyaprakash Majhi , Punyajoy Saha , Animesh Mukherjee

In the field of information retrieval, Query Likelihood Models (QLMs) rank documents based on the probability of generating the query given the content of a document. Recently, advanced large language models (LLMs) have emerged as effective…

Information Retrieval · Computer Science 2023-10-23 Shengyao Zhuang , Bing Liu , Bevan Koopman , Guido Zuccon

Recent progress in the few-shot adaptation of Vision-Language Models (VLMs) has further pushed their generalization capabilities, at the expense of just a few labeled samples within the target downstream task. However, this promising,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Maxime Zanella , Ismail Ben Ayed

Vision-language models trained on large, randomly collected data had significant impact in many areas since they appeared. But as they show great performance in various fields, such as image-text-retrieval, their inner workings are still…

Computer Vision and Pattern Recognition · Computer Science 2022-09-15 Felix Vogel , Nina Shvetsova , Leonid Karlinsky , Hilde Kuehne

Many manufacturing environments operate in low-light conditions or within enclosed machines where conventional vision systems struggle. Infrared cameras provide complementary advantages in such environments. Simultaneously, supervised AI…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Nazanin Mahjourian , Vinh Nguyen

Zero-shot action recognition, which recognizes actions in videos without having received any training examples, is gaining wide attention considering it can save labor costs and training time. Nevertheless, the performance of zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2023-06-13 Nan Wu , Hiroshi Kera , Kazuhiko Kawamoto

Understanding long-form video content presents significant challenges due to its temporal complexity and the substantial computational resources required. In this work, we propose an agent-based approach to enhance both the efficiency and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Sullam Jeoung , Goeric Huybrechts , Bhavana Ganesh , Aram Galstyan , Sravan Bodapati

Adapting large Video-Language Models (VLMs) for action detection using only a few examples poses challenges like overfitting and the granularity mismatch between scene-level pre-training and required person-centric understanding. We propose…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Deep Anil Patel , Iain Melvin , Zachary Izzo , Martin Renqiang Min

Despite advancements in Multimodal Large Language Models (MLLMs), their proficiency in fine-grained video motion understanding remains critically limited. They often lack inter-frame differencing and tend to average or ignore subtle visual…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Yipeng Du , Tiehan Fan , Kepan Nan , Rui Xie , Penghao Zhou , Xiang Li , Jian Yang , Zhenheng Yang , Ying Tai

Recent research in zero-shot Relation Extraction (RE) has focused on using Large Language Models (LLMs) due to their impressive zero-shot capabilities. However, current methods often perform suboptimally, mainly due to a lack of detailed,…

Information Retrieval · Computer Science 2024-12-24 Siyi Liu , Yang Li , Jiang Li , Shan Yang , Yunshi Lan

The rapid growth of ego-centric dashcam footage presents a major challenge for detecting safety-critical events such as collisions and near-collisions, scenarios that are brief, rare, and difficult for generic vision models to capture.…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Mohammad Qazim Bhat , Yufan Huang , Niket Agarwal , Hao Wang , Michael Woods , John Kenyon , Tsung-Yi Lin , Xiaodong Yang , Ming-Yu Liu , Kevin Xie

Visual Place Recognition (VPR) has evolved from handcrafted descriptors to deep learning approaches, yet significant challenges remain. Current approaches, including Vision Foundation Models (VFMs) and Multimodal Large Language Models…

Machine Learning · Computer Science 2025-09-03 Jintao Cheng , Weibin Li , Jiehao Luo , Xiaoyu Tang , Zhijian He , Jin Wu , Yao Zou , Wei Zhang

Large-scale pre-trained Vision-Language Models (VLMs) have exhibited impressive zero-shot performance and transferability, allowing them to adapt to downstream tasks in a data-efficient manner. However, when only a few labeled samples are…

Computer Vision and Pattern Recognition · Computer Science 2024-11-11 Ce Zhang , Simon Stepputtis , Katia Sycara , Yaqi Xie

Prompt ensembling of Large Language Model (LLM) generated category-specific prompts has emerged as an effective method to enhance zero-shot recognition ability of Vision-Language Models (VLMs). To obtain these category-specific prompts, the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 M. Jehanzeb Mirza , Leonid Karlinsky , Wei Lin , Sivan Doveh , Jakub Micorek , Mateusz Kozinski , Hilde Kuehne , Horst Possegger

Visual-Language Models (VLMs) have significantly advanced action video recognition. Supervised by the semantics of action labels, recent works adapt the visual branch of VLMs to learn video representations. Despite the effectiveness proved…

Computer Vision and Pattern Recognition · Computer Science 2023-10-11 Yifei Chen , Dapeng Chen , Ruijin Liu , Hao Li , Wei Peng

Recently, the remarkable success of large language models (LLMs) has achieved a profound impact on the field of artificial intelligence. Numerous advanced works based on LLMs have been proposed and applied in various scenarios. Among them,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Xizhe Xue , Yang Zhou , Dawei Yan , Lijie Tao , Junjie Li , Ying Li , Haokui Zhang , Rong Xiao

Crime rate is increasing proportionally with the increasing rate of the population. The most prominent approach was to introduce Closed-Circuit Television (CCTV) camera-based surveillance to tackle the issue. Video surveillance cameras have…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Tasnim Sakib Apon , Mushfiqul Islam Chowdhury , MD Zubair Reza , Arpita Datta , Syeda Tanjina Hasan , MD. Golam Rabiul Alam

Addressing hard cases in autonomous driving, such as anomalous road users, extreme weather conditions, and complex traffic interactions, presents significant challenges. To ensure safety, it is crucial to detect and manage these scenarios…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Yi Yang , Qingwen Zhang , Kei Ikemura , Nazre Batool , John Folkesson

Recent advances in video understanding have been driven by MLLMs. But these MLLMs are good at analyzing short videos, while suffering from difficulties in understanding videos with a longer context. To address this difficulty, several agent…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Zikang Wang , Boyu Chen , Zhengrong Yue , Yi Wang , Yu Qiao , Limin Wang , Yali Wang