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Imitation learning (IL) enables agents to mimic expert behavior without reward signals but faces challenges in cross-domain scenarios with high-dimensional, noisy, and incomplete visual observations. To address this, we propose…

Computer Vision and Pattern Recognition · Computer Science 2025-02-17 Minung Kim , Kawon Lee , Jungmo Kim , Sungho Choi , Seungyul Han

In many image processing applications, such as segmentation and classification, the selection of robust features descriptors is crucial to improve the discrimination capabilities in real world scenarios. In particular, it is well known that…

Computer Vision and Pattern Recognition · Computer Science 2011-12-01 Rodrigo Nava , Gabriel Cristóbal , Boris Escalante-Ramírez

The performance of machine learning models is determined by the quality of their learned features. They should be invariant under irrelevant data variation but sensitive to task-relevant details. To visualize whether this is the case, we…

Machine Learning · Computer Science 2026-03-24 Armand Rousselot , Joran Wendebourg , Ullrich Köthe

Multi-source domain adaptation aims to reduce performance degradation when applying machine learning models to unseen domains. A fundamental challenge is devising the optimal strategy for feature selection. Existing literature is somewhat…

Machine Learning · Statistics 2024-03-12 Ziliang Samuel Zhong , Xiang Pan , Qi Lei

The process of digitising histology slides involves multiple factors that can affect a whole slide image's (WSI) final appearance, including the staining protocol, scanner, and tissue type. This variability constitutes a domain shift and…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Manahil Raza , Saad Bashir , Talha Qaiser , Nasir Rajpoot

Feature extraction with convolutional neural networks (CNNs) is a popular method to represent images for machine learning tasks. These representations seek to capture global image content, and ideally should be independent of geometric…

Machine Learning · Computer Science 2022-03-03 Jake Lee , Junfeng Yang , Zhangyang Wang

Outdoor visual localization is a crucial component to many computer vision systems. We propose an approach to localization from images that is designed to explicitly handle the strong variations in appearance happening between daytime and…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Hugo Germain , Guillaume Bourmaud , Vincent Lepetit

Designing models that are both expressive and preserve known invariances of tasks is an increasingly hard problem. Existing solutions tradeoff invariance for computational or memory resources. In this work, we show how to leverage…

Machine Learning · Computer Science 2023-09-29 Leonardo Cotta , Gal Yehuda , Assaf Schuster , Chris J. Maddison

Previous knowledge distillation (KD) methods for object detection mostly focus on feature imitation instead of mimicking the prediction logits due to its inefficiency in distilling the localization information. In this paper, we investigate…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Zhaohui Zheng , Rongguang Ye , Qibin Hou , Dongwei Ren , Ping Wang , Wangmeng Zuo , Ming-Ming Cheng

To improve the generalization of detectors, for domain adaptive object detection (DAOD), recent advances mainly explore aligning feature-level distributions between the source and single-target domain, which may neglect the impact of…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Aming Wu , Rui Liu , Yahong Han , Linchao Zhu , Yi Yang

We address the problem of visual place recognition with perceptual changes. The fundamental problem of visual place recognition is generating robust image representations which are not only insensitive to environmental changes but also…

Computer Vision and Pattern Recognition · Computer Science 2019-04-16 Zhe Xin , Yinghao Cai , Tao Lu , Xiaoxia Xing , Shaojun Cai , Jixiang Zhang , Yiping Yang , Yanqing Wang

In many modern computer application problems, the classification of image data plays an important role. Among many different supervised machine learning models, convolutional neural networks (CNNs) and linear discriminant analysis (LDA) as…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Axel Klawonn , Martin Lanser , Janine Weber

Vision tasks are characterized by the properties of locality and translation invariance. The superior performance of convolutional neural networks (CNNs) on these tasks is widely attributed to the inductive bias of locality and weight…

Machine Learning · Computer Science 2024-03-26 Aakash Lahoti , Stefani Karp , Ezra Winston , Aarti Singh , Yuanzhi Li

Infrared Small Target Detection (IRSTD) faces significant challenges due to low signal-to-noise ratios, complex backgrounds, and the absence of discernible target features. While deep learning-based encoder-decoder frameworks have advanced…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Xuelin Qian , Jiaming Lu , Zixuan Wang , Wenxuan Wang , Zhongling Huang , Dingwen Zhang , Junwei Han

In machine learning and computer vision, input images are often filtered to increase data discriminability. In some situations, however, one may wish to purposely decrease discriminability of one classification task (a "distractor" task),…

Computer Vision and Pattern Recognition · Computer Science 2011-10-05 Jacob Whitehill , Javier Movellan

Unsupervised near-duplicate detection has many practical applications ranging from social media analysis and web-scale retrieval, to digital image forensics. It entails running a threshold-limited query on a set of descriptors extracted…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Lia Morra , Fabrizio Lamberti

Visual error metrics play a fundamental role in the quantification of perceived image similarity. Most recently, use cases for them in real-time applications have emerged, such as content-adaptive shading and shading reuse to increase…

Graphics · Computer Science 2023-10-16 João Libório Cardoso , Bernhard Kerbl , Lei Yang , Yury Uralsky , Michael Wimmer

Visual attributes are great means of describing images or scenes, in a way both humans and computers understand. In order to establish a correspondence between images and to be able to compare the strength of each property between images,…

Computer Vision and Pattern Recognition · Computer Science 2016-09-14 Yaser Souri , Erfan Noury , Ehsan Adeli

Good local features improve the robustness of many 3D re-localization and multi-view reconstruction pipelines. The problem is that viewing angle and distance severely impact the recognizability of a local feature. Attempts to improve…

Computer Vision and Pattern Recognition · Computer Science 2020-08-24 Carl Toft , Daniyar Turmukhambetov , Torsten Sattler , Fredrik Kahl , Gabriel Brostow

Keypoint detection and description is fundamental yet important in many vision applications. Most existing methods use detect-then-describe or detect-and-describe strategy to learn local features without considering their context…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Siyu Hong , Kunhong Li , Yongcong Zhang , Zhiheng Fu , Mengyi Liu , Yulan Guo