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Adversarial examples resulting from instability of current computer vision models are an extremely important topic due to their potential to compromise any application. In this paper we demonstrate that instability is inevitable due to a)…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Oliver Turnbull , George Cevora

Retinal image of surrounding objects varies tremendously due to the changes in position, size, pose, illumination condition, background context, occlusion, noise, and nonrigid deformations. But despite these huge variations, our visual…

Computer Vision and Pattern Recognition · Computer Science 2017-02-14 Saeed Reza Kheradpisheh , Mohammad Ganjtabesh , Timothée Masquelier

Large multimodal models such as Stable Diffusion can generate, detect, and classify new visual concepts after fine-tuning just a single word embedding. Do models learn similar words for the same concepts (i.e. <orange-cat> = orange + cat)?…

Computer Vision and Pattern Recognition · Computer Science 2024-06-12 Brandon Trabucco , Max Gurinas , Kyle Doherty , Ruslan Salakhutdinov

When viewing a 3D Gaussian Splatting (3DGS) model from camera positions significantly outside the training data distribution, substantial visual noise commonly occurs. These artifacts result from the lack of training data in these…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Damian Bowness , Charalambos Poullis

Due to the increase in computational resources and accessibility of data, an increase in large, deep learning models trained on copious amounts of multi-modal data using self-supervised or semi-supervised learning have emerged. These…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Madeline Chantry Schiappa , Shehreen Azad , Sachidanand VS , Yunhao Ge , Ondrej Miksik , Yogesh S. Rawat , Vibhav Vineet

This paper presents a novel architecture for simultaneous estimation of highly accurate optical flows and rigid scene transformations for difficult scenarios where the brightness assumption is violated by strong shading changes. In the case…

Computer Vision and Pattern Recognition · Computer Science 2022-09-15 Torben Fetzer , Gerd Reis , Didier Stricker

Conditioning is crucial for stable training of full-head 3D GANs. Without any conditioning signal, the model suffers from severe mode collapse, making it impractical to training. However, a series of previous full-head 3D GANs…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Heyuan Li , Huimin Zhang , Yuda Qiu , Zhengwentai Sun , Keru Zheng , Lingteng Qiu , Peihao Li , Qi Zuo , Ce Chen , Yujian Zheng , Yuming Gu , Zilong Dong , Xiaoguang Han

Anomaly detection is a core capability for robotic perception and industrial inspection, yet most existing benchmarks are collected under controlled conditions with fixed viewpoints and stable illumination, failing to reflect real…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Kaichen Zhou , Xinhai Chang , Taewhan Kim , Jiadong Zhang , Yang Cao , Chufei Peng , Fangneng Zhan , Hao Zhao , Hao Dong , Kai Ming Ting , Ye Zhu

The practical deployment of Visual Anomaly Detection (VAD) systems is hindered by their sensitivity to real-world imaging variations, particularly the complex interplay between viewpoint and illumination which drastically alters defect…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Yunkang Cao , Yuqi Cheng , Xiaohao Xu , Yiheng Zhang , Yihan Sun , Yuxiang Tan , Yuxin Zhang , Xiaonan Huang , Weiming Shen

This paper investigates the performance of diffusion models for video anomaly detection (VAD) within the most challenging but also the most operational scenario in which the data annotations are not used. As being sparse, diverse,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Anil Osman Tur , Nicola Dall'Asen , Cigdem Beyan , Elisa Ricci

Loss of plasticity refers to the progressive inability of a model to adapt to new tasks and poses a fundamental challenge for continual learning. While this phenomenon has been extensively studied in homogeneous neural architectures, such…

Machine Learning · Computer Science 2026-03-10 Caihao Sun , Mingqi Yuan , Shiyuan Wang , Jiayu Chen

Many vision applications require identity consistency beyond strict biometric recognition, especially under non-frontal views or when facial cues are missing. However, conventional face recognition models enforce intra-identity invariance,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Yingfeng Wang , Yuxuan Xiao , Shengcai Liao

Existing view-based methods excel at recognizing 3D objects from predefined viewpoints, but their exploration of recognition under arbitrary views is limited. This is a challenging and realistic setting because each object has different…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Linlong Fan , Ye Huang , Yanqi Ge , Wen Li , Lixin Duan

Leveraging the vision foundation models has emerged as a mainstream paradigm that improves the performance of image feature matching. However, previous works have ignored the misalignment when introducing the foundation models into feature…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Yuhan Liu , Jingwen Fu , Yang Wu , Kangyi Wu , Pengna Li , Jiayi Wu , Sanping Zhou , Jingmin Xin

3D vision foundation models have shown strong generalization in reconstructing key 3D attributes from uncalibrated images through a single feed-forward pass. However, when deployed in online settings such as driving scenarios, predictions…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Fengyi Zhang , Tianjun Zhang , Kasra Khosoussi , Zheng Zhang , Zi Huang , Yadan Luo

Vision-language models enable open-vocabulary object grounding through natural language queries, under the implicit assumption that semantically equivalent descriptions yield consistent outputs. We examine this assumption using a controlled…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Dawar Jyoti Deka , Amit Sethi , Syed Mohammad Ali

Recent research on Vision Language Models (VLMs) suggests that they rely on inherent biases learned during training to respond to questions about visual properties of an image. These biases are exacerbated when VLMs are asked highly…

Computer Vision and Pattern Recognition · Computer Science 2025-09-11 Saurav Sengupta , Nazanin Moradinasab , Jiebei Liu , Donald E. Brown

Pre-trained vision foundation models have transformed many computer vision tasks. Despite their strong ability to learn discriminative and generalizable features crucial for out-of-distribution (OOD) detection, their impact on this task…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Shizhen Zhao , Jiahui Liu , Xin Wen , Haoru Tan , Xiaojuan Qi

Foundation models (FMs) are large neural networks trained on broad datasets, excelling in downstream tasks with minimal fine-tuning. Human activity recognition in video has advanced with FMs, driven by competition among different…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Thinesh Thiyakesan Ponbagavathi , Kunyu Peng , Alina Roitberg

Current autonomous driving perception models primarily rely on supervised learning with predefined categories. However, these models struggle to detect general obstacles not included in the fixed category set due to their variability and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-23 Tamás Matuszka , Péter Hajas , Dávid Szeghy