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We propose a new framework combining weak measurement and second-order correlated technique. The theoretical analysis shows that WVA experiment can also be implemented by a second-order correlated system. We then build two-dimensional…

光学 · 物理学 2015-10-28 Ting Cui , Jing-Zheng Huang , Xiang Liu , Gui-Hua Zeng

Searching for the $k$-nearest neighbors (KNN) in multimodal data retrieval is computationally expensive, particularly due to the inherent difficulty in comparing similarity measures across different modalities. Recent advances in multimodal…

机器学习 · 计算机科学 2025-08-25 Chengyu Gong , Gefei Shen , Luanzheng Guo , Nathan Tallent , Dongfang Zhao

The minimum distance of a code is an important concept in information theory. Hence, computing the minimum distance of a code with a minimum computational cost is a crucial process to many problems in this area. In this paper, we present…

信息论 · 计算机科学 2024-05-01 Fernando Hernando , Francisco D. Igual , Gregorio Quintana-Ortí

We propose a new class of metrics on sets, vectors, and functions that can be used in various stages of data mining, including exploratory data analysis, learning, and result interpretation. These new distance functions unify and generalize…

Eyeframe lens tracing is an important process in the optical industry that requires sub-millimeter precision to ensure proper lens fitting and optimal vision correction. Traditional frame tracers rely on mechanical tools that need precise…

计算机视觉与模式识别 · 计算机科学 2026-02-19 Manel Guzmán , Antonio Agudo

Recent deep learning-based image denoising methods have shown impressive performance; however, many lack the flexibility to adjust the denoising strength based on the noise levels, camera settings, and user preferences. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2025-09-05 Youngjin Oh , Junhyeong Kwon , Keuntek Lee , Nam Ik Cho

This article presents an innovative approach for developing an efficient reduced-order model to study the dispersion of urban air pollutants. The need for real-time air quality monitoring has become increasingly important, given the rise in…

We introduce a general class of distances (metrics) between Markov chains, which are based on linear behaviour. This class encompasses distances given topologically (such as the total variation distance or trace distance) as well as by…

形式语言与自动机理论 · 计算机科学 2016-06-27 Przemysław Daca , Thomas A. Henzinger , Jan Křetínský , Tatjana Petrov

Motivated by a recently-invented scheme of displacement-noise-free gravitational-wave detection, we demonstrate the existence of gravitational-wave detection schemes insusceptible to both displacement and timing (laser) noises, and are thus…

广义相对论与量子宇宙学 · 物理学 2009-11-11 Yanbei Chen , Seiji Kawamura

Cosine similarity is a popular distance measure that measures the similarity between two vectors in the inner product space. It is widely used in many data classification algorithms like K-Nearest Neighbors, Clustering etc. This study…

机器学习 · 统计学 2025-02-05 Satyajeet Sahoo , Jhareswar Maiti

Variational Quantum Algorithms (VQAs) are a promising application for near-term quantum processors, however the quality of their results is greatly limited by noise. For this reason, various error mitigation techniques have emerged to deal…

量子物理 · 物理学 2020-10-19 George S. Barron , Christopher J. Wood

Imaging polarimetry allows more information to be extracted from a scene than conventional intensity or colour imaging. However, a major challenge of imaging polarimetry is image degradation due to noise. This paper investigates the…

计算机视觉与模式识别 · 计算机科学 2018-05-09 Alexander B. Tibbs , Ilse M. Daly , Nicholas W. Roberts , David R. Bull

A multiple model track-before-detect (TBD) particle filter-based approach for detection and tracking of low signal to noise ratio (SNR) objects based on a sequence of image frames in the presence of noise and clutter is briefly studied in…

图像与视频处理 · 电气工程与系统科学 2023-11-14 Reza Rezaie

In the snippets problem, the goal is to preprocess text $T$ so that given two patterns $P_1$ and $P_2$, one can locate the occurrences of the two patterns in $T$ that are closest to each other, or report their distance. Kopelowitz and…

数据结构与算法 · 计算机科学 2025-07-08 Noam Horowicz , Tsvi Kopelowitz

In this work we examine recently proposed distance-based classification method designed for near-term quantum processing units with limited resources. We further study possibilities to reduce the quantum resources without any efficiency…

量子物理 · 物理学 2018-03-05 Przemysław Sadowski

An innovative method based on the traversal of rays, originating from detected particles, through a three-dimensional grid of voxels is presented. The methodology has as main advantage that the outcome of the method is independent of the…

流体动力学 · 物理学 2020-08-07 Mickael Bourgoin , Sander Huisman

We propose a new method with $\mathcal{L}_2$ distance that maps one $N$-dimensional distribution to another, taking into account available information about correspondences. We solve the high-dimensional problem in 1D space using an…

计算机视觉与模式识别 · 计算机科学 2021-02-19 Hana Alghamdi , Rozenn Dahyot

The method of location and spectral estimation of weak signals on a noise background is being considered. The method is based on the optimized on order and noise dispersion autoregressive model of a sought signal. A new approach of model…

计算工程、金融与科学 · 计算机科学 2007-07-03 Yu. Bunyak , O. Bunyak

One of the fundamental limitations to high bit rate, long distance, telecommunication in optical fibers is Polarization Mode Dispersion (PMD). Here we introduce a conceptually new method to reduce PMD in optical fibers by carrying out…

光学 · 物理学 2009-11-11 S. Massar , S. Popescu

The stripe noise existing in remote sensing images badly degrades the visual quality and restricts the precision of data analysis. Therefore, many destriping models have been proposed in recent years. In contrast to these existing models,…

数值分析 · 数学 2023-08-21 Chengjing Wang , Xile Zhao , Qingsong Wang , Zepei Ma , Peipei Tang