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Stimulated by the sophisticated reasoning capabilities of recent Large Language Models (LLMs), a variety of strategies for bridging video modality have been devised. A prominent strategy involves Video Language Models (VideoLMs), which…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Wonkyun Kim , Changin Choi , Wonseok Lee , Wonjong Rhee

Vision Language Models (VLMs) exhibit persistent hallucinations in counting tasks, with accuracy substantially lower than other visual reasoning tasks (excluding sentiment). This phenomenon persists even in state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2026-03-12 Boyuan Chen , Minghao Shao , Siddharth Garg , Ramesh Karri , Muhammad Shafique

Vision-Language Models (VLMs), with their strong reasoning and planning capabilities, are widely used in embodied decision-making (EDM) tasks in embodied agents, such as autonomous driving and robotic manipulation. Recent research has…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Yichen Wang , Hangtao Zhang , Hewen Pan , Ziqi Zhou , Xianlong Wang , Peijin Guo , Lulu Xue , Shengshan Hu , Minghui Li , Leo Yu Zhang

Zero-shot anomaly detection (ZSAD) recognizes and localizes anomalies in previously unseen objects by establishing feature mapping between textual prompts and inspection images, demonstrating excellent research value in flexible industrial…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Huilin Deng , Hongchen Luo , Wei Zhai , Yang Cao , Yu Kang

Visual-language models (VLMs) have recently been introduced in robotic mapping using the latent representations, i.e., embeddings, of the VLMs to represent semantics in the map. They allow moving from a limited set of human-created labels…

Robotics · Computer Science 2025-09-23 Matti Pekkanen , Tsvetomila Mihaylova , Francesco Verdoja , Ville Kyrki

Vision Language Models (VLMs) have demonstrated remarkable potential in multimodal reasoning, yet they inherently suffer from spatial blindness and logical hallucinations when interpreting densely structured engineering content, such as…

Multiagent Systems · Computer Science 2026-03-25 Guanyuan Pan , Shuai Wang , Yugui Lin , Tiansheng Zhou , Pietro Liò , Zhenxin Zhao , Yaqi Wang

Video anomaly detection (VAD) focuses on identifying anomalies in videos. Supervised methods demand substantial in-domain training data and fail to deliver clear explanations for anomalies. In contrast, training-free methods leverage the…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Wenlong Li , Yifei Xu , Yuan Rao , Zhenhua Wang , Shuiguang Deng

Video Anomaly Detection (VAD) is an open-set recognition task, which is usually formulated as a one-class classification (OCC) problem, where training data is comprised of videos with normal instances while test data contains both normal…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Ayush K. Rai , Tarun Krishna , Feiyan Hu , Alexandru Drimbarean , Kevin McGuinness , Alan F. Smeaton , Noel E. O'Connor

Large Vision-Language Models (LVLMs) such as MiniGPT-4 and LLaVA have demonstrated the capability of understanding images and achieved remarkable performance in various visual tasks. Despite their strong abilities in recognizing common…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Zhaopeng Gu , Bingke Zhu , Guibo Zhu , Yingying Chen , Ming Tang , Jinqiao Wang

In this work, we propose GLOV, which enables Large Language Models (LLMs) to act as implicit optimizers for Vision-Language Models (VLMs) to enhance downstream vision tasks. GLOV prompts an LLM with the downstream task description, querying…

Subtle abnormal events in videos often manifest as weak spatio-temporal cues that are easily overlooked by conventional anomaly detection systems. Existing video anomaly detection approaches typically provide coarse binary anomaly decisions…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Jihao Gu , Kun Li , He Wang , Kaan Akşit

Humans can intuitively infer sounds from silent videos, but whether multimodal large language models can perform modal-mismatch reasoning without accessing target modalities remains relatively unexplored. Current…

Multimedia · Computer Science 2025-05-29 Yong Ren , Chenxing Li , Le Xu , Hao Gu , Duzhen Zhang , Yujie Chen , Manjie Xu , Ruibo Fu , Shan Yang , Dong Yu

Most models for weakly supervised video anomaly detection (WS-VAD) rely on multiple instance learning, aiming to distinguish normal and abnormal snippets without specifying the type of anomaly. However, the ambiguous nature of anomaly…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Chenchen Tao , Xiaohao Peng , Chong Wang , Jiafei Wu , Puning Zhao , Jun Wang , Jiangbo Qian

Vision-Language Models (VLMs) demonstrate strong general-purpose reasoning but remain limited in physics-grounded anomaly detection, where causal understanding of dynamics is essential. Existing VLMs, trained predominantly on…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yao Gu , Xiaohao Xu , Yingna Wu

Open-world 3D semantic occupancy prediction aims to generate a voxelized 3D representation from sensor inputs while recognizing both known and unknown objects. Transferring open-vocabulary knowledge from vision-language models (VLMs) offers…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Peizheng Li , Shuxiao Ding , You Zhou , Qingwen Zhang , Onat Inak , Larissa Triess , Niklas Hanselmann , Marius Cordts , Andreas Zell

While classic video anomaly detection (VAD) requires labeled normal videos for training, emerging unsupervised VAD (UVAD) aims to discover anomalies directly from fully unlabeled videos. However, existing UVAD methods still rely on shallow…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Guang Yu , Siqi Wang , Zhiping Cai , Xinwang Liu , Chuanfu Xu , Chengkun Wu

In the field of multimodal chain-of-thought (CoT) reasoning, existing approaches predominantly rely on reasoning on pure language space, which inherently suffers from language bias and is largely confined to math or science domains. This…

Computer Vision and Pattern Recognition · Computer Science 2026-05-04 Jiacong Wang , Zijian Kang , Haochen Wang , Haiyong Jiang , Jiawen Li , Bohong Wu , Ya Wang , Jiao Ran , Xiao Liang , Chao Feng , Jun Xiao

Recent progress in reasoning capabilities of Multimodal Large Language Models(MLLMs) has highlighted their potential for performing complex video understanding tasks. However, in the domain of Video Anomaly Detection and Understanding…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Chao Huang , Benfeng Wang , Wei Wang , Jie Wen , Li Shen , Wenqi Ren , Yong Xu , Xiaochun Cao

Vision-Language Models (VLMs), particularly CLIP, have revolutionized anomaly detection by enabling zero-shot and few-shot defect identification without extensive labeled datasets. By learning aligned representations of images and text,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Mohit Kakda , Mirudula Shri Muthukumaran , Uttapreksha Patel , Lawrence Swaminathan Xavier Prince

The robust causal capability of Multimodal Large Language Models (MLLMs) hold the potential of detecting defective objects in Industrial Anomaly Detection (IAD). However, most traditional IAD methods lack the ability to provide multi-turn…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Zewen Li , Zitong Yu , Qilang Ye , Weicheng Xie , Wei Zhuo , Linlin Shen
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