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Related papers: Hallucination In Object Detection -- A Study In Vi…

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An "elephant in the room" for most current object detection and localization methods is the lack of explicit modelling of partial visibility due to occlusion by other objects or truncation by the image boundary. Based on a sliding window…

Computer Vision and Pattern Recognition · Computer Science 2013-11-27 Patrick Ott , Mark Everingham , Jiri Matas

Inspired by the superior language abilities of large language models (LLM), large vision-language models (LVLM) have been recently explored by integrating powerful LLMs for improving the performance on complex multimodal tasks. Despite the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Yifan Li , Yifan Du , Kun Zhou , Jinpeng Wang , Wayne Xin Zhao , Ji-Rong Wen

Visual hallucination (VH) means that a multi-modal LLM (MLLM) imagines incorrect details about an image in visual question answering. Existing studies find VH instances only in existing image datasets, which results in biased understanding…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Wen Huang , Hongbin Liu , Minxin Guo , Neil Zhenqiang Gong

Vision-language models (VLMs) are prone to object hallucinations, where they erroneously indicate the presenceof certain objects in an image. Existing benchmarks quantify hallucinations using relatively small, labeled datasets. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Maximilian Augustin , Yannic Neuhaus , Matthias Hein

Moving object detection and tracking have various applications, including surveillance, anomaly detection, vehicle navigation, etc. The literature on object detection and tracking is rich enough, and several essential survey papers exist.…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Ajoy Mondal

Object detection is a fundamental visual recognition problem in computer vision and has been widely studied in the past decades. Visual object detection aims to find objects of certain target classes with precise localization in a given…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Xiongwei Wu , Doyen Sahoo , Steven C. H. Hoi

Given a pair of partially overlapping source and target images and a keypoint in the source image, the keypoint's correspondent in the target image can be either visible, occluded or outside the field of view. Local feature matching methods…

Computer Vision and Pattern Recognition · Computer Science 2022-02-03 Hugo Germain , Vincent Lepetit , Guillaume Bourmaud

In current object detection, algorithms require the object to be directly visible in order to be detected. As humans, however, we intuitively use visual cues caused by the respective object to already make assumptions about its appearance.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-18 Sascha Saralajew , Lars Ohnemus , Lukas Ewecker , Ebubekir Asan , Simon Isele , Stefan Roos

Object detection is a computer vision task that has become an integral part of many consumer applications today such as surveillance and security systems, mobile text recognition, and diagnosing diseases from MRI/CT scans. Object detection…

Computer Vision and Pattern Recognition · Computer Science 2022-01-20 Abhishek Balasubramaniam , Sudeep Pasricha

Large Visual Language Models (LVLMs) struggle with hallucinations in visual instruction following task(s), limiting their trustworthiness and real-world applicability. We propose Pelican -- a novel framework designed to detect and mitigate…

Computation and Language · Computer Science 2024-10-30 Pritish Sahu , Karan Sikka , Ajay Divakaran

The ability to detect learned objects regardless of their appearance is crucial for autonomous systems in real-world applications. Especially for detecting humans, which is often a fundamental task in safety-critical applications, it is…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Franziska Schwaiger , Andrea Matic , Karsten Roscher , Stephan Günnemann

Despite their impressive performance on multi-modal tasks, large vision-language models (LVLMs) tend to suffer from hallucinations. An important type is object hallucination, where LVLMs generate objects that are inconsistent with the…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Shounak Datta , Dhanasekar Sundararaman

Although short-term fully occlusion happens rare in visual object tracking, most trackers will fail under these circumstances. However, humans can still catch up the target by anticipating the trajectory of the target even the target is…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Fangyi Zhang

Object Detection is the task of identifying the existence of an object class instance and locating it within an image. Difficulties in handling high intra-class variations constitute major obstacles to achieving high performance on standard…

Computer Vision and Pattern Recognition · Computer Science 2012-12-04 Osama Khalil , Andrew Habib

Hallucinations remain a persistent challenge for vision-language models (VLMs), which often describe nonexistent objects or fabricate facts. Existing detection methods typically operate after text generation, making intervention both costly…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Sai Akhil Kogilathota , Sripadha Vallabha E G , Luzhe Sun , Jiawei Zhou

As a core problem in computer vision, the performance of object detection has improved drastically in the past few years. Despite their impressive performance, object detectors suffer from a lack of interpretability. Visualization…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Ang Cao , Justin Johnson

In recent studies, the extensive utilization of large language models has underscored the importance of robust evaluation methodologies for assessing text generation quality and relevance to specific tasks. This has revealed a prevalent…

Computation and Language · Computer Science 2024-03-20 Patanjali Bhamidipati , Advaith Malladi , Manish Shrivastava , Radhika Mamidi

Large vision-language models (LVLMs), which integrate a vision encoder (VE) with a large language model, have achieved remarkable success across various tasks. However, there are still crucial challenges in LVLMs such as object…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Hoigi Seo , Dong Un Kang , Hyunjin Cho , Joohoon Lee , Se Young Chun

Detecting and segmenting salient objects from natural scenes, often referred to as salient object detection, has attracted great interest in computer vision. While many models have been proposed and several applications have emerged, a deep…

Computer Vision and Pattern Recognition · Computer Science 2019-07-02 Ali Borji , Ming-Ming Cheng , Qibin Hou , Huaizu Jiang , Jia Li

While Large Language Models (LLMs) have emerged as powerful foundational models to solve a variety of tasks, they have also been shown to be prone to hallucinations, i.e., generating responses that sound confident but are actually incorrect…

Computation and Language · Computer Science 2026-04-29 Jiawei Li , Akshayaa Magesh , Venugopal V. Veeravalli