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Species living in the extreme cold environment fight against the harsh conditions using antifreeze proteins (AFPs), that manipulates the freezing mechanism of water in more than one way. This amazing nature of AFP turns out to be extremely…

计算机视觉与模式识别 · 计算机科学 2021-09-27 Shujaat Khan , Muhammad Usman , Abdul Wahab

A model of face representation, inspired by the biology of the visual system, is compared to experimental data on the perception of facial similarity. The face representation model uses aggregate primary visual cortex (V1) cell responses…

计算机视觉与模式识别 · 计算机科学 2020-09-18 Michael Lyons , Kazunori Morikawa

Representational Similarity Analysis (RSA) is a popular method for analyzing neuroimaging and behavioral data. Here we evaluate the accuracy and reliability of RSA in the context of model selection, and compare it to that of regression.…

统计方法学 · 统计学 2025-11-18 Chuanji Gao , Gang Chen , Svetlana V. Shinkareva , Rutvik H. Desai

Person re-identification is a problem of identifying individuals across non-overlapping cameras. Although remarkable progress has been made in the re-identification problem, it is still a challenging problem due to appearance variations of…

计算机视觉与模式识别 · 计算机科学 2022-11-09 Seongyeop Yang , Byeongkeun Kang , Yeejin Lee

This paper addresses the problem of appearance matching across different challenges while doing visual face tracking in real-world scenarios. In this paper, FaceTrack is proposed that utilizes multiple appearance models with its long-term…

计算机视觉与模式识别 · 计算机科学 2018-08-31 Tanushri Chakravorty , Guillaume-Alexandre Bilodeau , Eric Granger

Accurate land cover segmentation of spectral images is challenging and has drawn widespread attention in remote sensing due to its inherent complexity. Although significant efforts have been made for developing a variety of methods, most of…

图像与视频处理 · 电气工程与系统科学 2021-11-30 Carlos Hinojosa , Esteban Vera , Henry Arguello

Rapid learning requires flexible representations to quickly adopt to new evidence. We develop a novel class of models called Attentive Recurrent Comparators (ARCs) that form representations of objects by cycling through them and making…

计算机视觉与模式识别 · 计算机科学 2017-07-03 Pranav Shyam , Shubham Gupta , Ambedkar Dukkipati

When a high-resolution (HR) image is degraded into a low-resolution (LR) image, the image loses some of the existing information. Consequently, multiple HR images can correspond to the LR image. Most of the existing methods do not consider…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Hanbyel Cho , Yekang Lee , Jaemyung Yu , Junmo Kim

Convolutional Sparse Coding (CSC) is an increasingly popular model in the signal and image processing communities, tackling some of the limitations of traditional patch-based sparse representations. Although several works have addressed the…

计算机视觉与模式识别 · 计算机科学 2017-05-10 Vardan Papyan , Yaniv Romano , Jeremias Sulam , Michael Elad

Convolutional Sparse Coding (CSC) has been attracting more and more attention in recent years, for making full use of image global correlation to improve performance on various computer vision applications. However, very few studies focus…

图像与视频处理 · 电气工程与系统科学 2019-08-06 Menglei Zhang , Zhou Liu , Lei Yu

We present sparse topical coding (STC), a non-probabilistic formulation of topic models for discovering latent representations of large collections of data. Unlike probabilistic topic models, STC relaxes the normalization constraint of…

机器学习 · 计算机科学 2012-02-20 Jun Zhu , Eric P. Xing

The most effective dimensionality reduction procedures produce interpretable features from the raw input space while also providing good performance for downstream supervised learning tasks. For many methods, this requires optimizing one or…

机器学习 · 计算机科学 2023-02-22 Leland Barnard , Farwa Ali , Hugo Botha , David T. Jones

Self-supervised contrastive representation learning has proved incredibly successful in the vision and natural language domains, enabling state-of-the-art performance with orders of magnitude less labeled data. However, such methods are…

机器学习 · 计算机科学 2022-03-17 Dara Bahri , Heinrich Jiang , Yi Tay , Donald Metzler

A topic of great current interest is Causal Representation Learning (CRL), whose goal is to learn a causal model for hidden features in a data-driven manner. Unfortunately, CRL is severely ill-posed since it is a combination of the two…

机器学习 · 统计学 2024-06-10 Hiroshi Morioka , Aapo Hyvärinen

Spatial Pyramid Matching (SPM) and its variants have achieved a lot of success in image classification. The main difference among them is their encoding schemes. For example, ScSPM incorporates Sparse Code (SC) instead of Vector…

计算机视觉与模式识别 · 计算机科学 2016-03-22 Xi Peng , Rui Yan , Bo Zhao , Huajin Tang , Zhang Yi

We propose a simple yet effective model for Single Image Super-Resolution (SISR), by combining the merits of Residual Learning and Convolutional Sparse Coding (RL-CSC). Our model is inspired by the Learned Iterative Shrinkage-Threshold…

计算机视觉与模式识别 · 计算机科学 2019-01-01 Menglei Zhang , Zhou Liu , Lei Yu

The growing prevalence of large language models (LLMs) and vision-language models (VLMs) has heightened the need for reliable techniques to determine whether a model has been fine-tuned from or is even identical to another. Existing…

机器学习 · 计算机科学 2025-09-30 Ruibo Chen , Sheng Zhang , Yihan Wu , Tong Zheng , Peihua Mai , Heng Huang

This paper proposes Relational Similarity Machines (RSM): a fast, accurate, and flexible relational learning framework for supervised and semi-supervised learning tasks. Despite the importance of relational learning, most existing methods…

机器学习 · 统计学 2016-08-03 Ryan A. Rossi , Rong Zhou , Nesreen K. Ahmed

In this paper, we propose an adaptive sieving (AS) strategy for solving general sparse machine learning models by effectively exploring the intrinsic sparsity of the solutions, wherein only a sequence of reduced problems with much smaller…

最优化与控制 · 数学 2025-04-28 Yancheng Yuan , Meixia Lin , Defeng Sun , Kim-Chuan Toh

Improving fairness between privileged and less-privileged sensitive attribute groups (e.g, {race, gender}) has attracted lots of attention. To enhance the model performs uniformly well in different sensitive attributes, we propose a…

机器学习 · 计算机科学 2022-10-14 Qi Qi , Shervin Ardeshir , Yi Xu , Tianbao Yang