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Recognizing user location with WiFi fingerprints is a popular approach for accurate indoor positioning problems. In this work, our goal is to interpret WiFi fingerprints into actual user locations. However, WiFi fingerprint data can be very…

机器学习 · 计算机科学 2021-01-27 Weizhu Qian , Franck Gechter

Visual simultaneous localization and mapping (SLAM) plays a critical role in autonomous robotic systems, especially where accurate and reliable measurements are essential for navigation and sensing. In feature-based SLAM, the quantityand…

机器人学 · 计算机科学 2025-09-03 Haolan Zhang , Chenghao Li , Thanh Nguyen Canh , Lijun Wang , Nak Young Chong

Feature matching is crucial in visual localization, where 2D-3D correspondence plays a major role in determining the accuracy of camera pose. A sufficient number of well-distributed 2D-3D correspondences is essential for accurate pose…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Hailin Yu , Youji Feng , Weicai Ye , Mingxuan Jiang , Hujun Bao , Guofeng Zhang

This study demonstrates a WiFi indoor positioning system using Deep Learning algorithms. A new method using fitting function in MATLAB will be utilized to compute the path loss coefficient and log-normal fading variance. To reduce the…

信号处理 · 电气工程与系统科学 2023-07-06 Minxue Cai , Zihuai Lin

We consider the problem of estimating an RF-device's location based on observations, such as received signal strength, from a set of transmitters with known locations. We survey the literature on this problem, showing that previous authors…

网络与互联网体系结构 · 计算机科学 2017-03-09 Nachikethas A. Jagadeesan , Bhaskar Krishnamachari

We introduce a differential visual similarity metric to train deep neural networks for 3D reconstruction, aimed at improving reconstruction quality. The metric compares two 3D shapes by measuring distances between multi-view images…

图形学 · 计算机科学 2020-04-02 Jiongchao Jin , Akshay Gadi Patil , Zhang Xiong , Hao Zhang

Many localization algorithms and systems have been developed by means of wireless sensor networks for both indoor and outdoor environments. To achieve higher localization accuracy, extra hardware equipments are utilized by most of the…

网络与互联网体系结构 · 计算机科学 2016-11-17 Tao Huang , Zhikui Chen , Feng Xia , Cheng Jin , Liang Li

Effective learning of asymmetric and local features in images and other data observed on multi-dimensional grids is a challenging objective critical for a wide range of image processing applications involving biomedical and natural images.…

统计方法学 · 统计学 2022-10-06 Meng Li , Li Ma

In this paper we consider the issue of reliability of measurements in distributed adaptive estimation problem. To this aim, we assume a sensor network with different observation noise variance among the sensors and propose new estimation…

系统与控制 · 计算机科学 2015-07-27 Wael M. Bazzi , Amir Rastegarnia , Azam Khalili

Pedestrian attribute recognition has attracted many attentions due to its wide applications in scene understanding and person analysis from surveillance videos. Existing methods try to use additional pose, part or viewpoint information to…

计算机视觉与模式识别 · 计算机科学 2018-08-29 Pengze Liu , Xihui Liu , Junjie Yan , Jing Shao

Quantification learning deals with the task of estimating the target label distribution under label shift. In this paper, we first present a unifying framework, distribution feature matching (DFM), that recovers as particular instances…

机器学习 · 统计学 2023-07-04 Bastien Dussap , Gilles Blanchard , Badr-Eddine Chérief-Abdellatif

Functions with discontinuities appear in many applications such as image reconstruction, signal processing, optimal control problems, interface problems, engineering applications and so on. Accurate approximation and interpolation of these…

This paper introduces a generic filter-based state estimation framework that supports two state-decoupling strategies based on cross-covariance factorization. These strategies reduce the computational complexity and inherently support true…

机器人学 · 计算机科学 2024-08-27 Roland Jung , Luca Santoro , Davide Brunelli , Daniele Fontanelli , Stephan Weiss

This paper studies the problem of integrated distributed network localization and formation maneuver control. We develop an integrated relative-measurement-based scheme, which only uses relative positions, distances, bearings, angles,…

系统与控制 · 电气工程与系统科学 2023-11-15 Xu Fang , Lihua Xie , Xiaolei Li

Objective: With the rapid rise of wearable sleep monitoring devices with non-conventional electrode configurations, there is a need for automated algorithms that can perform sleep staging on configurations with small amounts of labeled…

信号处理 · 电气工程与系统科学 2022-01-04 Elisabeth R. M. Heremans , Huy Phan , Amir H. Ansari , Pascal Borzée , Bertien Buyse , Dries Testelmans , Maarten De Vos

Wireless device classification techniques play a key role in promoting emerging wireless applications such as allowing spectrum regulatory agencies to enforce their access policies and enabling network administrators to control access and…

信号处理 · 电气工程与系统科学 2020-04-24 Abdurrahman Elmaghbub , Bechir Hamdaoui

This work proposes a mixed learning-based and optimization-based approach to the weighted-sum-rates beamforming problem in a multiple-input multiple-output (MIMO) wireless network. The conventional methods, i.e., the fractional programming…

信息论 · 计算机科学 2026-01-07 Jianhang Zhu , Tsung-Hui Chang , Liyao Xiang , Kaiming Shen

For many machine learning problem settings, particularly with structured inputs such as sequences or sets of objects, a distance measure between inputs can be specified more naturally than a feature representation. However, most standard…

机器学习 · 统计学 2018-05-28 Lingfei Wu , Ian En-Hsu Yen , Fangli Xu , Pradeep Ravikumar , Michael Witbrock

Benchmark datasets that measure camera pose accuracy have driven progress in visual re-localisation research. To obtain poses for thousands of images, it is common to use a reference algorithm to generate pseudo ground truth. Popular…

计算机视觉与模式识别 · 计算机科学 2021-09-03 Eric Brachmann , Martin Humenberger , Carsten Rother , Torsten Sattler

In simultaneous localization and mapping (SLAM), image feature point matching process consume a lot of time. The capacity of low-power systems such as embedded systems is almost limited. It is difficult to ensure the timely processing of…

计算机视觉与模式识别 · 计算机科学 2023-01-26 Lu Cao