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We address the problem of reconstructing sparse signals from noisy and compressive measurements using a feed-forward deep neural network (DNN) with an architecture motivated by the iterative shrinkage-thresholding algorithm (ISTA). We…

机器学习 · 计算机科学 2017-05-23 Debabrata Mahapatra , Subhadip Mukherjee , Chandra Sekhar Seelamantula

Fingerprinting-based positioning, one of the promising indoor positioning solutions, has been broadly explored owing to the pervasiveness of sensor-rich mobile devices, the prosperity of opportunistically measurable location-relevant…

机器学习 · 统计学 2019-12-20 Caifa Zhou

Deep neural network (DNN) based approaches have been widely investigated and deployed in medical image analysis. For example, fully convolutional neural networks (FCN) achieve the state-of-the-art performance in several applications of…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Dong Yang , Holger Roth , Ziyue Xu , Fausto Milletari , Ling Zhang , Daguang Xu

Deep learning (DL) applied to a device's radio-frequency fingerprint~(RFF) has attracted significant attention in physical-layer authentication due to its extraordinary classification performance. Conventional DL-RFF techniques are trained…

信号处理 · 电气工程与系统科学 2022-10-18 Renjie Xie , Wei Xu , Jiabao Yu , Aiqun Hu , Derrick Wing Kwan Ng , A. Lee Swindlehurst

Reinforcement learning (RL) has seen great advancements in the past few years. Nevertheless, the consensus among the RL community is that currently used methods, despite all their benefits, suffer from extreme data inefficiency, especially…

机器学习 · 计算机科学 2020-04-01 Kacper Kielak

Random access (RA) schemes are a topic of high interest in machine-type communication (MTC). In RA protocols, backoff techniques such as exponential backoff (EB) are used to stabilize the system to avoid low throughput and excessive delays.…

信息论 · 计算机科学 2022-01-25 Muhammad Awais Jadoon , Adriano Pastore , Monica Navarro , Fernando Perez-Cruz

The LoRa physical layer is one of the most promising Low Power Wide-Area Network (LPWAN) technologies for future Internet of Things (IoT) applications. It provides a flexible adaptation of coverage and data rate by allocating different…

网络与互联网体系结构 · 计算机科学 2019-04-26 Licia Amichi , Megumi Kaneko , Ellen Hidemi Fukuda , Nancy El Rachkidy , Alexandre Guitton

In recent years, radio frequency (RF) sensing has gained increasing popularity due to its pervasiveness, low cost, non-intrusiveness, and privacy preservation. However, realizing the promises of RF sensing is highly nontrivial, given…

信号处理 · 电气工程与系统科学 2021-10-29 Tianyue Zheng , Zhe Chen , Shuya Ding , Jun Luo

With the widespread application of location-based services, fingerprint-based localization has demonstrated advantages in environments with complex signal propagation. Deep learning has significantly improved the efficiency of both offline…

信息论 · 计算机科学 2026-05-27 Yu Zhao , Zhenzhou Jin , Jinke Tang , Li You , Chen Sun , Xiang-Gen Xia , Xiqi Gao

Localization based on received signal strength (RSS) has drawn great interest in the wireless sensor network (WSN). In this paper, we investigate the RSS-based multi-sources localization problem with unknown transmitted power under shadow…

网络与互联网体系结构 · 计算机科学 2021-06-01 Yueyan Chu , Kangyong You , Wenbin Guo

Federated Learning (FL) is increasingly adopted as a decentralized machine learning paradigm due to its capability to preserve data privacy by training models without centralizing user data. However, FL is susceptible to indirect privacy…

机器学习 · 计算机科学 2025-06-05 Md Nahid Hasan Shuvo , Moinul Hossain

Classification and regression employing a simple Deep Neural Network (DNN) are investigated to perform touch localization on a tactile surface using ultrasonic guided waves. A robotic finger first simulates the touch action and captures the…

信号处理 · 电气工程与系统科学 2022-04-29 Sahar Bahrami , Jérémy Moriot , Patrice Masson , François Grondin

This paper deals with the problem of localization in a cellular network in a dense urban scenario. Global Navigation Satellite Systems (GNSS) typically perform poorly in urban environments, where the likelihood of line-of-sight conditions…

机器学习 · 计算机科学 2022-02-04 Çağkan Yapar , Ron Levie , Gitta Kutyniok , Giuseppe Caire

Very large-scale Deep Neural Networks (DNNs) have achieved remarkable successes in a large variety of computer vision tasks. However, the high computation intensity of DNNs makes it challenging to deploy these models on resource-limited…

计算机视觉与模式识别 · 计算机科学 2017-07-26 Wei Wen , Cong Xu , Chunpeng Wu , Yandan Wang , Yiran Chen , Hai Li

We propose an iterative scheme for feature-based positioning using a new weighted dissimilarity measure with the goal of reducing the impact of large errors among the measured or modeled features. The weights are computed from the…

机器学习 · 计算机科学 2019-05-31 Caifa Zhou , Andreas Wieser

Localization based on received signal strength indication (RSSI) is a low cost and low complexity technology, and it is widely applied in distance-based localization of wireless sensor networks (WSNs). Error of existed localization…

网络与互联网体系结构 · 计算机科学 2013-12-25 Tie Qiu , Yu Zhou , Feng Xia , Naigao Jin , Lin Feng

RSS-based device-free localization (DFL) monitors changes in the received signal strength (RSS) measured by a network of static wireless nodes to locate people without requiring them to carry or wear any electronic device. Current models…

网络与互联网体系结构 · 计算机科学 2013-02-26 Ossi Kaltiokallio , Maurizio Bocca , Neal Patwari

Industrial wireless sensor networks are becoming crucial for modern manufacturing. If the sensors in those networks are mobile, the position information, besides the sensor data itself, can be of high relevance. E.g. this position…

信息论 · 计算机科学 2021-05-03 Julian Karoliny , Thomas Blazek , Fjolla Ademaj , Hans-Peter Bernhard , Andreas Springer

Unlike areas such as computer vision and speech recognition where convolutional and recurrent neural networks-based approaches have proven effective to the nature of the respective areas of application, deep learning (DL) still lacks a…

信号处理 · 电气工程与系统科学 2021-05-14 Khalid Youssef , Greg Schuette , Yubin Cai , Daisong Zhang , Yikun Huang , Yahya Rahmat-Samii , Louis-S. Bouchard

Localization of wireless transmitters based on channel state information (CSI) fingerprinting finds widespread use in indoor as well as outdoor scenarios. Fingerprinting localization first builds a database containing CSI with measured…

信号处理 · 电气工程与系统科学 2019-12-03 Larry Tang , Ramina Ghods , Christoph Studer