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Hashing-based methods seek compact and efficient binary codes that preserve the neighborhood structure in the original data space. For most existing hashing methods, an image is first encoded as a vector of hand-crafted visual feature,…

计算机视觉与模式识别 · 计算机科学 2015-07-17 Guoqiang Zhong , Pan Yang , Sijiang Wang , Junyu Dong

Learning based hashing methods have attracted considerable attention due to their ability to greatly increase the scale at which existing algorithms may operate. Most of these methods are designed to generate binary codes preserving the…

计算机视觉与模式识别 · 计算机科学 2016-01-20 Fumin Shen , Chunhua Shen , Qinfeng Shi , Anton van den Hengel , Zhenmin Tang , Heng Tao Shen

Random field and random cluster theory are used to describe certain mathematical results concerning the probability distribution of image pixel intensities characterized as generic $2D$ integer arrays. The size of the smallest bounded…

图像与视频处理 · 电气工程与系统科学 2023-04-27 Robert A. Murphy

In this paper, we aim to learn a mapping (or embedding) from images to a compact binary space in which Hamming distances correspond to a ranking measure for the image retrieval task. We make use of a triplet loss because this has been shown…

计算机视觉与模式识别 · 计算机科学 2016-08-02 Bohan Zhuang , Guosheng Lin , Chunhua Shen , Ian Reid

In recent years, Convolutional Neural Networks (CNNs) have shown superior capability in visual learning tasks. While accuracy-wise CNNs provide unprecedented performance, they are also known to be computationally intensive and energy…

计算机视觉与模式识别 · 计算机科学 2020-02-21 Zhuo Chen , Jiyuan Zhang , Ruizhou Ding , Diana Marculescu

We propose Neural Image Compression (NIC), a two-step method to build convolutional neural networks for gigapixel image analysis solely using weak image-level labels. First, gigapixel images are compressed using a neural network trained in…

计算机视觉与模式识别 · 计算机科学 2020-04-16 David Tellez , Geert Litjens , Jeroen van der Laak , Francesco Ciompi

The goal of this work is to efficiently identify visually similar patterns in images, e.g. identifying an artwork detail copied between an engraving and an oil painting, or recognizing parts of a night-time photograph visible in its daytime…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Xi Shen , Alexei A. Efros , Armand Joulin , Mathieu Aubry

Nested sampling (NS) computes parameter posterior distributions and makes Bayesian model comparison computationally feasible. Its strengths are the unsupervised navigation of complex, potentially multi-modal posteriors until a well-defined…

统计计算 · 统计学 2023-07-11 Johannes Buchner

Geometric shape features have been widely used as strong predictors for image classification. Nevertheless, most existing classifiers such as deep neural networks (DNNs) directly leverage the statistical correlations between these shape…

计算机视觉与模式识别 · 计算机科学 2024-11-20 Tonmoy Hossain , Jing Ma , Jundong Li , Miaomiao Zhang

Spatial downsampling layers are favored in convolutional neural networks (CNNs) to downscale feature maps for larger receptive fields and less memory consumption. However, for discriminative tasks, there is a possibility that these layers…

计算机视觉与模式识别 · 计算机科学 2019-08-28 Ziteng Gao , Limin Wang , Gangshan Wu

Neural retrievers based on dense representations combined with Approximate Nearest Neighbors search have recently received a lot of attention, owing their success to distillation and/or better sampling of examples for training -- while…

信息检索 · 计算机科学 2022-05-13 Thibault Formal , Carlos Lassance , Benjamin Piwowarski , Stéphane Clinchant

Neural quantum states (NQS) have emerged as powerful tools for simulating many-body quantum systems, but their practical use is often hindered by limitations of current sampling techniques. Markov chain Monte Carlo (MCMC) methods suffer…

量子物理 · 物理学 2025-11-06 Eimantas Ledinauskas , Egidijus Anisimovas

We consider the task of image reconstruction while simultaneously decomposing the reconstructed image into components with different features. A commonly used tool for this is a variational approach with an infimal convolution of…

Nested Sampling is a method for computing the Bayesian evidence, also called the marginal likelihood, which is the integral of the likelihood with respect to the prior. More generally, it is a numerical probabilistic quadrature rule. The…

统计计算 · 统计学 2023-10-09 Jonas Latz , Doris Schneider , Philipp Wacker

In this paper, we propose the neural Born iterative method (NeuralBIM) for solving 2D inverse scattering problems (ISPs) by drawing on the scheme of physics-informed supervised residual learning (PhiSRL) to emulate the computing process of…

计算物理 · 物理学 2023-11-22 Tao Shan , Zhichao Lin , Xiaoqian Song , Maokun Li , Fan Yang , Zhensheng Xu

PET image reconstruction is challenging due to the ill-poseness of the inverse problem and limited number of detected photons. Recently deep neural networks have been widely and successfully used in computer vision tasks and attracted…

计算机视觉与模式识别 · 计算机科学 2017-10-11 Kuang Gong , Jiahui Guan , Kyungsang Kim , Xuezhu Zhang , Georges El Fakhri , Jinyi Qi , Quanzheng Li

Intrinsic image decomposition is the process of recovering the image formation components (reflectance and shading) from an image. Previous methods employ either explicit priors to constrain the problem or implicit constraints as formulated…

计算机视觉与模式识别 · 计算机科学 2022-05-03 Partha Das , Sezer Karaoglu , Theo Gevers

This paper proposes a novel pixel interval down-sampling network (PID-Net) for dense tiny object (yeast cells) counting tasks with higher accuracy. The PID-Net is an end-to-end convolutional neural network (CNN) model with an…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Jiawei Zhang , Xin Zhao , Tao Jiang , Md Mamunur Rahaman , Yudong Yao , Yu-Hao Lin , Jinghua Zhang , Ao Pan , Marcin Grzegorzek , Chen Li

We propose a principled convolutional neural pyramid (CNP) framework for general low-level vision and image processing tasks. It is based on the essential finding that many applications require large receptive fields for structure…

计算机视觉与模式识别 · 计算机科学 2017-04-10 Xiaoyong Shen , Ying-Cong Chen , Xin Tao , Jiaya Jia

Large Neighborhood Search (LNS) is a combinatorial optimization heuristic that starts with an assignment of values for the variables to be optimized, and iteratively improves it by searching a large neighborhood around the current…

最优化与控制 · 数学 2022-05-23 Nicolas Sonnerat , Pengming Wang , Ira Ktena , Sergey Bartunov , Vinod Nair