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In this study, we introduce a novel method called group-wise \textbf{VI}sual token \textbf{S}election and \textbf{A}ggregation (VISA) to address the issue of inefficient inference stemming from excessive visual tokens in multimoal large…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Pengfei Jiang , Hanjun Li , Linglan Zhao , Fei Chao , Ke Yan , Shouhong Ding , Rongrong Ji

It is well known that in a supervised classification setting when the number of features is smaller than the number of observations, Fisher's linear discriminant rule is asymptotically Bayes. However, there are numerous modern applications…

机器学习 · 统计学 2014-09-17 Irina Gaynanova , James G. Booth , Martin T. Wells

For many computer vision applications, such as image description and human identification, recognizing the visual attributes of humans is an essential yet challenging problem. Its challenges originate from its multi-label nature, the large…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Nikolaos Sarafianos , Xiang Xu , Ioannis A. Kakadiaris

Human activity recognition (HAR) using drone-mounted cameras has attracted considerable interest from the computer vision research community in recent years. A robust and efficient HAR system has a pivotal role in fields like video…

计算机视觉与模式识别 · 计算机科学 2022-12-08 Santosh Kumar Yadav , Achleshwar Luthra , Esha Pahwa , Kamlesh Tiwari , Heena Rathore , Hari Mohan Pandey , Peter Corcoran

Recently, Transformer-based architecture has been introduced into single image deraining task due to its advantage in modeling non-local information. However, existing approaches tend to integrate global features based on a dense…

计算机视觉与模式识别 · 计算机科学 2023-08-16 Zhentao Fan , Hongming Chen , Yufeng Li

Deep supervised hashing has emerged as an influential solution to large-scale semantic image retrieval problems in computer vision. In the light of recent progress, convolutional neural network based hashing methods typically seek pair-wise…

计算机视觉与模式识别 · 计算机科学 2018-03-13 Xuefei Zhe , Shifeng Chen , Hong Yan

Visually impaired people could benefit from Visual Question Answering (VQA) systems to interpret text in their surroundings. However, current models often struggle with recognizing text in the photos taken by this population. Through…

Deep neural networks have made remarkable progresses on various computer vision tasks. Recent works have shown that depth, width and shortcut connections of networks are all vital to their performances. In this paper, we introduce a method…

计算机视觉与模式识别 · 计算机科学 2018-04-17 Wenqi Liu , Kun Zeng

Data distillation is the problem of reducing the volume oftraining data while keeping only the necessary information. With thispaper, we deeper explore the new data distillation algorithm, previouslydesigned for image data. Our experiments…

机器学习 · 计算机科学 2020-10-21 Dmitry Medvedev , Alexander D'yakonov

Token-level sparse attention mechanisms, exemplified by DeepSeek Sparse Attention (DSA), achieve fine-grained key selection by scoring every historical key for each query through a lightweight indexer, then computing attention only on the…

In most state-of-the-art hashing-based visual search systems, local image descriptors of an image are first aggregated as a single feature vector. This feature vector is then subjected to a hashing function that produces a binary hash code.…

计算机视觉与模式识别 · 计算机科学 2017-04-05 Thanh-Toan Do , Dang-Khoa Le Tan , Trung T. Pham , Ngai-Man Cheung

Feature selection is an essential problem in computer vision, important for category learning and recognition. Along with the rapid development of a wide variety of visual features and classifiers, there is a growing need for efficient…

计算机视觉与模式识别 · 计算机科学 2014-12-01 Marius Leordeanu , Alexandra Radu , Rahul Sukthankar

Transformers allow attention between all pairs of tokens, but there is reason to believe that most of these connections - and their quadratic time and memory - may not be necessary. But which ones? We evaluate the impact of sparsification…

计算与语言 · 计算机科学 2022-10-11 Siddhartha Brahma , Polina Zablotskaia , David Mimno

Recently, Transformers have shown promising performance in various vision tasks. However, the high costs of global self-attention remain challenging for Transformers, especially for high-resolution vision tasks. Inspired by one of the most…

计算机视觉与模式识别 · 计算机科学 2023-11-13 Zhemin Zhang , Xun Gong

This paper proposes a sparse Bayesian treatment of deep neural networks (DNNs) for system identification. Although DNNs show impressive approximation ability in various fields, several challenges still exist for system identification…

系统与控制 · 电气工程与系统科学 2022-06-02 Hongpeng Zhou , Chahine Ibrahim , Wei Xing Zheng , Wei Pan

Feature hashing, also known as {\em the hashing trick}, introduced by Weinberger et al. (2009), is one of the key techniques used in scaling-up machine learning algorithms. Loosely speaking, feature hashing uses a random sparse projection…

机器学习 · 计算机科学 2018-05-23 Casper Benjamin Freksen , Lior Kamma , Kasper Green Larsen

Hashing is one of the most efficient techniques for approximate nearest neighbour search for large scale image retrieval. Most of the techniques are based on hand-engineered features and do not give optimal results all the time. Deep…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Jithin James

Given a large tensor, how can we decompose it to sparse core tensor and factor matrices such that it is easier to interpret the results? How can we do this without reducing the accuracy? Existing approaches either output dense results or…

数值分析 · 计算机科学 2019-04-10 Moonjeong Park , Jun-Gi Jang , Lee Sael

Machine learning problems involving sparse datasets may benefit from the use of convolutional neural networks if the numbers of samples and features are very large. Such datasets are increasingly more frequently encountered in a variety of…

图像与视频处理 · 电气工程与系统科学 2020-05-21 Baris Kanber

In a series of recent works, we have generalised the consistency results in the stochastic block model literature to the case of uniform and non-uniform hypergraphs. The present paper continues the same line of study, where we focus on…

机器学习 · 计算机科学 2017-05-18 Debarghya Ghoshdastidar , Ambedkar Dukkipati