English
Related papers

Related papers: Do LLMs Understand Visual Anomalies? Uncovering LL…

200 papers

Vision-language models (VLMs) have shown strong performance in video anomaly detection (VAD) while providing interpretable predictions. However, existing VLM-based VAD methods suffer from a fundamental mismatch between training and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Darryl Cherian Jacob , Xinyu Liu , Kai Wang , Pan He

Although Multimodal Large Language Models (MLLMs) excel at various image-related tasks, they encounter challenges in precisely aligning coordinates with spatial information within images, particularly in position-aware tasks such as visual…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Wei Tang , Yanpeng Sun , Qinying Gu , Zechao Li

Video anomaly detection (VAD) holds immense importance across diverse domains such as surveillance, healthcare, and environmental monitoring. While numerous surveys focus on conventional VAD methods, they often lack depth in exploring…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Moshira Abdalla , Sajid Javed , Muaz Al Radi , Anwaar Ulhaq , Naoufel Werghi

Zero-shot anomaly detection aims to detect and localise abnormal regions in the image without access to any in-domain training images. While recent approaches leverage vision-language models (VLMs), such as CLIP, to transfer high-level…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Matic Fučka , Vitjan Zavrtanik , Danijel Skočaj

Vision-language models (VLMs) have shown impressive zero- and few-shot performance on real-world visual question answering (VQA) benchmarks, alluding to their capabilities as visual reasoning engines. However, the benchmarks being used…

Computation and Language · Computer Science 2024-09-04 Aishik Nagar , Shantanu Jaiswal , Cheston Tan

The integration of Language Models (LMs) has proven to be an effective way to address domain shifts in speech recognition. However, these approaches usually require a significant amount of target domain text data for the training of LMs.…

Computation and Language · Computer Science 2023-06-29 Yuang Li , Yu Wu , Jinyu Li , Shujie Liu

This paper presents novel benchmarks for evaluating vision-language models (VLMs) in zero-shot recognition, focusing on granularity and specificity. Although VLMs excel in tasks like image captioning, they face challenges in open-world…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Zhenlin Xu , Yi Zhu , Tiffany Deng , Abhay Mittal , Yanbei Chen , Manchen Wang , Paolo Favaro , Joseph Tighe , Davide Modolo

Large Vision-Language Models (VLMs) rely on effective multimodal alignment between pre-trained vision encoders and Large Language Models (LLMs) to integrate visual and textual information. This paper presents a comprehensive analysis of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Shweta Mahajan , Hoang Le , Hyojin Park , Farzad Farhadzadeh , Munawar Hayat , Fatih Porikli

Large language models (LLMs) have been effectively used for many computer vision tasks, including image classification. In this paper, we present a simple yet effective approach for zero-shot image classification using multimodal LLMs.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Abdelrahman Abdelhamed , Mahmoud Afifi , Alec Go

Recent Vision Language Models (VLMs) have demonstrated strong performance across a wide range of multimodal reasoning tasks. This raises the question of whether such general-purpose models can also address specialized visual recognition…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Vaclav Javorek , Jakub Honzik , Ivan Gruber , Tomas Zelezny , Marek Hruz

Recent video anomaly detection research has expanded rapidly with an emphasis on general models of normality intended to work across many different scenes. While this focus has led to improvements in scalability and multi-scene…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Furkan Mumcu , Michael J. Jones , Anoop Cherian , Yasin Yilmaz

Zero-shot anomaly detection (ZSAD) requires detecting and localizing anomalies without access to target-class anomaly samples. Mainstream methods rely on vision-language models (VLMs) such as CLIP: they build hand-crafted or learned prompt…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yanning Hou , Peiyuan Li , Zirui Liu , Yitong Wang , Yanran Ruan , Jianfeng Qiu , Ke Xu

Towards open-ended Video Anomaly Detection (VAD), existing methods often exhibit biased detection when faced with challenging or unseen events and lack interpretability. To address these drawbacks, we propose Holmes-VAD, a novel framework…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Huaxin Zhang , Xiaohao Xu , Xiang Wang , Jialong Zuo , Chuchu Han , Xiaonan Huang , Changxin Gao , Yuehuan Wang , Nong Sang

Detecting visual anomalies in diverse, multi-class real-world images is a significant challenge. We introduce \ours, a novel unsupervised multi-class visual anomaly detection framework. It integrates a Latent Diffusion Model (LDM) with a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Samet Hicsonmez , Abd El Rahman Shabayek , Djamila Aouada

The success of VLMs often relies on the dynamic high-resolution schema that adaptively augments the input images to multiple crops, so that the details of the images can be retained. However, such approaches result in a large number of…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Jiayi Han , Liang Du , Yiwen Wu , Xiangguo Zhou , Hongwei Du , Weibo Zheng

Vision-language models (VLMs) can learn high-quality representations from a large-scale training dataset of image-text pairs. Prompt learning is a popular approach to fine-tuning VLM to adapt them to downstream tasks. Despite the satisfying…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Zhifang Zhang , Yuwei Niu , Xin Liu , Beibei Li

Detecting Human-Object Interactions (HOI) in zero-shot settings, where models must handle unseen classes, poses significant challenges. Existing methods that rely on aligning visual encoders with large Vision-Language Models (VLMs) to tap…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Qinqian Lei , Bo Wang , Robby T. Tan

Vision-Language Pre-training (VLP) has advanced the performance of many vision-language tasks, such as image-text retrieval, visual entailment, and visual reasoning. The pre-training mostly utilizes lexical databases and image queries in…

Computation and Language · Computer Science 2023-06-30 Yasmine Karoui , Rémi Lebret , Negar Foroutan , Karl Aberer

Recent advancements in Vision-Language (VL) research have sparked new benchmarks for complex visual reasoning, challenging models' advanced reasoning ability. Traditional Vision-Language Models (VLMs) perform well in visual perception tasks…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Zhiyuan Li , Dongnan Liu , Chaoyi Zhang , Heng Wang , Tengfei Xue , Weidong Cai

Autonomous aerial monitoring is an important task aimed at gathering information from areas that may not be easily accessible by humans. At the same time, this task often requires recognizing anomalies from a significant distance or not…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Tzoulio Chamiti , Nikolaos Passalis , Anastasios Tefas