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Related papers: CSI-fingerprinting Indoor Localization via Attenti…

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In this paper, we propose a robust and parsimonious approach using Deep Convolutional Neural Network (DCNN) to recognize and interpret interior space. DCNN has achieved incredible success in object and scene recognition. In this study we…

Computer Vision and Pattern Recognition · Computer Science 2016-10-11 Fan Zhang , Fabio Duarte , Ruixian Ma , Dimitrios Milioris , Hui Lin , Carlo Ratti

We consider the use of deep neural networks (DNNs) in the context of channel state information (CSI)-based localization for Massive MIMO cellular systems. We discuss the practical impairments that are likely to be present in practical CSI…

Networking and Internet Architecture · Computer Science 2020-05-26 Paul Ferrand , Alexis Decurninge , Maxime Guillaud

Very deep convolutional neural networks (CNNs) yield state of the art results on a wide variety of visual recognition problems. A number of state of the the art methods for image recognition are based on networks with well over 100 layers…

Computer Vision and Pattern Recognition · Computer Science 2016-07-15 Joel Moniz , Christopher Pal

GPS technology has revolutionized the way we localize and navigate outdoors. However, the poor reception of GPS signals in buildings makes it unsuitable for indoor localization. WiFi fingerprinting-based indoor localization is one of the…

Machine Learning · Computer Science 2021-07-05 Liping Wang , Saideep Tiku , Sudeep Pasricha

Nowadays, deep learning can be employed to a wide ranges of fields including medicine, engineering, etc. In deep learning, Convolutional Neural Network (CNN) is extensively used in the pattern and sequence recognition, video analysis,…

Computer Vision and Pattern Recognition · Computer Science 2019-02-06 Rezoana Bente Arif , Md. Abu Bakr Siddique , Mohammad Mahmudur Rahman Khan , Mahjabin Rahman Oishe

Channel State Information (CSI) provides a detailed description of the wireless channel and has been widely adopted for Wi-Fi sensing, particularly for high-precision indoor positioning. However, complete CSI is rarely available in…

Information Theory · Computer Science 2026-02-16 Ran Tao , Jiajia Guo , Yiming Cui , Xiangyi Li , Chao-Kai Wen , Shi Jin

This paper proposes recurrent neuron networks (RNNs) for a fingerprinting indoor localization using WiFi. Instead of locating user's position one at a time as in the cases of conventional algorithms, our RNN solution aims at trajectory…

Signal Processing · Electrical Eng. & Systems 2022-11-09 Minh Tu Hoang , Brosnan Yuen , Xiaodai Dong , Tao Lu , Robert Westendorp , Kishore Reddy

Utilizing deep learning (DL) techniques for radio-based positioning of user equipment (UE) through channel state information (CSI) fingerprints has demonstrated significant potential. DL models can extract complex characteristics from the…

Signal Processing · Electrical Eng. & Systems 2024-05-21 Anastasios Foliadis , Mario H. Castañeda , Richard A. Stirling-Gallacher , Reiner S. Thomä

The era of ubiquitous, affordable wireless connectivity has opened doors to countless practical applications. In this context, ambient backscatter communication (AmBC) stands out, utilizing passive tags to establish connections with readers…

Information Theory · Computer Science 2023-11-16 S. Zargari , A. Hakimi , C. Tellambura , A. Maaref

To have a superior generalization, a deep learning neural network often involves a large size of training sample. With increase of hidden layers in order to increase learning ability, neural network has potential degradation in accuracy.…

Machine Learning · Computer Science 2019-01-01 Lianfa Li , Ying Fang , Jun Wu , Jinfeng Wang

We introduce an approach to integrate segmentation information within a convolutional neural network (CNN). This counter-acts the tendency of CNNs to smooth information across regions and increases their spatial precision. To obtain…

Computer Vision and Pattern Recognition · Computer Science 2017-08-16 Adam W. Harley , Konstantinos G. Derpanis , Iasonas Kokkinos

In recent years, Channel State Information (CSI), recognized for its fine-grained spatial characteristics, has attracted increasing attention in WiFi-based indoor localization. However, despite its potential, CSI-based approaches have yet…

Human-Computer Interaction · Computer Science 2025-04-25 Tianyu Zhang , Dongheng Zhang , Ruixu Geng , Xuecheng Xie , Shuai Yang , Yan Chen

Many applications require accurate indoor localization. Fingerprint-based localization methods propose a solution to this problem, but rely on a radio map that is effort-intensive to acquire. We automate the radio map acquisition phase…

Signal Processing · Electrical Eng. & Systems 2022-04-15 Arthur Gassner , Claudiu Musat , Alexandru Rusu , Andreas Burg

Compressive sensing (CS), aiming to reconstruct an image/signal from a small set of random measurements has attracted considerable attentions in recent years. Due to the high dimensionality of images, previous CS methods mainly work on…

Computer Vision and Pattern Recognition · Computer Science 2018-02-01 Xiaotong Lu , Weisheng Dong , Peiyao Wang , Guangming Shi , Xuemei Xie

Hyperspectral image (HSI) denoising is of crucial importance for many subsequent applications, such as HSI classification and interpretation. In this paper, we propose an attention-based deep residual network to directly learn a mapping…

Image and Video Processing · Electrical Eng. & Systems 2020-03-05 Yongsen Zhao , Deming Zhai , Junjun Jiang , Xianming Liu

Indoor localization is a challenging task. Compared to outdoor environments where GPS is dominant, there is no robust and almost-universal approach. Recently, machine learning (ML) has emerged as the most promising approach for achieving…

Signal Processing · Electrical Eng. & Systems 2023-05-18 Omer Gokalp Serbetci , Ju-Hyung Lee , Daoud Burghal , Andreas F. Molisch

In this paper we propose a novel 3D CNN network with localized residual connections for hyperspectral image classification. Our work chalks a comparative study with the existing methods employed for abstracting deeper features and propose a…

Computer Vision and Pattern Recognition · Computer Science 2019-12-09 Shivangi Dwivedi , Murari Mandal , Shekhar Yadav , Santosh Kumar Vipparthi

In this paper, we propose a novel approach that learns to sequentially attend to different Convolutional Neural Networks (CNN) layers (i.e., ``what'' feature abstraction to attend to) and different spatial locations of the selected feature…

Computer Vision and Pattern Recognition · Computer Science 2019-06-03 Tony Joseph , Konstantinos G. Derpanis , Faisal Z. Qureshi

In this study, we leveraged Channel State Information (CSI), commonly utilized in WLAN communication, as training data to develop and evaluate five distinct machine learning models for recognizing human postures: standing, sitting, and…

Signal Processing · Electrical Eng. & Systems 2024-09-13 Tomoya Tanaka , Ayumu Yabuki , Mizuki Funakoshi , Ryo Yonemoto

Neural networks have been proposed recently for positioning and channel charting of user equipments (UEs) in wireless systems. Both of these approaches process channel state information (CSI) that is acquired at a multi-antenna base-station…

Machine Learning · Computer Science 2019-10-01 Eric Lei , Oscar Castañeda , Olav Tirkkonen , Tom Goldstein , Christoph Studer