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Multi-image Interleaved Reasoning aims to improve Multi-modal Large Language Models (MLLMs) ability to jointly comprehend and reason across multiple images and their associated textual contexts, introducing unique challenges beyond…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Hang Du , Jiayang Zhang , Guoshun Nan , Wendi Deng , Zhenyan Chen , Chenyang Zhang , Wang Xiao , Shan Huang , Yuqi Pan , Tao Qi , Sicong Leng

In general, objects can be distinguished on the basis of their features, such as color or shape. In particular, it is assumed that similarity judgments about such features can be processed independently in different metric spaces. However,…

Machine Learning · Computer Science 2025-02-13 Yoshiyuki Ohmura , Wataru Shimaya , Yasuo Kuniyoshi

Local binary pattern (LBP) as a kind of local feature has shown its simplicity, easy implementation and strong discriminating power in image recognition. Although some LBP variants are specifically investigated for color image recognition,…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Bin Xiao , Tao Geng , Xiuli Bi , Weisheng Li

Images can vary according to changes in viewpoint, resolution, noise, and illumination. In this paper, we aim to learn representations for an image, which are robust to wide changes in such environmental conditions, using training pairs of…

Computer Vision and Pattern Recognition · Computer Science 2013-01-17 Kye-Hyeon Kim , Rui Cai , Lei Zhang , Seungjin Choi

Perceptual similarity scores that align with human vision are critical for both training and evaluating computer vision models. Deep perceptual losses, such as LPIPS, achieve good alignment but rely on complex, highly non-linear…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Paula Seidler , Neill D. F. Campbell , Ivor J A Simpson

Photometric stereo is a powerful method for obtaining per-pixel surface normals from differently illuminated images of an object. While several methods address photometric stereo with different image (or light) counts ranging from one to…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Ashish Tiwari , Mihir Sutariya , Shanmuganathan Raman

Many deep learning based methods are designed to remove non-uniform (spatially variant) motion blur caused by object motion and camera shake without knowing the blur kernel. Some methods directly output the latent sharp image in one stage,…

Computer Vision and Pattern Recognition · Computer Science 2022-04-25 Dong Huo , Abbas Masoumzadeh , Yee-Hong Yang

Establishing a precise connection between imaged intensity and the incident wavefront is essential for emerging applications in adaptive optics, holography, computational microscopy, and non-line-of-sight imaging. While prior work has shown…

Image and Video Processing · Electrical Eng. & Systems 2026-04-02 Ali Almuallem , Nicholas Chimitt , Bole Ma , Qi Guo , Stanley H. Chan

Lossless image compression is an important technique for image storage and transmission when information loss is not allowed. With the fast development of deep learning techniques, deep neural networks have been used in this field to…

Image and Video Processing · Electrical Eng. & Systems 2021-08-25 Honglei Zhang , Francesco Cricri , Hamed R. Tavakoli , Nannan Zou , Emre Aksu , Miska M. Hannuksela

Image matching, which aims to identify corresponding pixel locations between images, is crucial in a wide range of scientific disciplines, aiding in image registration, fusion, and analysis. In recent years, deep learning-based image…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Xingyi He , Hao Yu , Sida Peng , Dongli Tan , Zehong Shen , Hujun Bao , Xiaowei Zhou

Significant progress has been achieved on the improvement and downstream usages of the Contrastive Language-Image Pre-training (CLIP) vision-language model, while less attention is paid to the interpretation of CLIP. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Chenyang Zhao , Kun Wang , Janet H. Hsiao , Antoni B. Chan

Hyperspectral image unmixing has proven to be a useful technique to interpret hyperspectral data, and is a prolific research topic in the community. Most of the approaches used to perform linear unmixing are based on convex geometry…

Image and Video Processing · Electrical Eng. & Systems 2020-04-22 Lucas Drumetz , Jocelyn Chanussot , Christian Jutten , Wing-Kin Ma , Akira Iwasaki

In the field of vision-language contrastive learning, models such as CLIP capitalize on matched image-caption pairs as positive examples and leverage within-batch non-matching pairs as negatives. This approach has led to remarkable outcomes…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Maxwell Aladago , Lorenzo Torresani , Soroush Vosoughi

Image matching approaches have been widely used in computer vision applications in which the image-level matching performance of matchers is critical. However, it has not been well investigated by previous works which place more emphases on…

Computer Vision and Pattern Recognition · Computer Science 2018-08-08 JiaWang Bian , Le Zhang , Yun Liu , Wen-Yan Lin , Ming-Ming Cheng , Ian D. Reid

Unpaired Image Captioning (UIC) has been developed to learn image descriptions from unaligned vision-language sample pairs. Existing works usually tackle this task using adversarial learning and visual concept reward based on reinforcement…

Computer Vision and Pattern Recognition · Computer Science 2022-11-21 Peipei Zhu , Xiao Wang , Lin Zhu , Zhenglong Sun , Weishi Zheng , Yaowei Wang , Changwen Chen

In real-world scenarios, many data processing problems often involve heterogeneous images associated with different imaging modalities. Since these multimodal images originate from the same phenomenon, it is realistic to assume that they…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Pingfan Song , Miguel R. D. Rodrigues

Handling various objects with different colors is a significant challenge for image colorization techniques. Thus, for complex real-world scenes, the existing image colorization algorithms often fail to maintain color consistency. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Subhankar Ghosh , Saumik Bhattacharya , Prasun Roy , Umapada Pal , Michael Blumenstein

Data analysis and interpretation often relies on an approximation of an empirical dataset by some analytic functions or models. Actual implementations usually rely on a non-linear multi-dimensional optimization algorithm, typically…

Instrumentation and Methods for Astrophysics · Physics 2025-01-29 Igor Chilingarian , Kirill Grishin

Alignment of large language models (LLMs) involves training models on preference-contrastive output pairs to adjust their responses according to human preferences. To obtain such contrastive pairs, traditional methods like RLHF and RLAIF…

Computation and Language · Computer Science 2024-10-18 Zekun Moore Wang , Shawn Wang , Kang Zhu , Jiaheng Liu , Ke Xu , Jie Fu , Wangchunshu Zhou , Wenhao Huang

This paper examines the robustness of a multi-modal computer vision model, CLIP (Contrastive Language-Image Pretraining), in the context of unsupervised learning. The main objective is twofold: first, to evaluate the robustness of CLIP, and…

Computer Vision and Pattern Recognition · Computer Science 2023-09-20 Clement Laroudie , Andrei Bursuc , Mai Lan Ha , Gianni Franchi