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Distributed estimation based on measurements from multiple wireless sensors is investigated. It is assumed that a group of sensors observe the same quantity in independent additive observation noises with possibly different variances. The…

信息论 · 计算机科学 2009-11-13 Shuguang Cui , Jinjun Xiao , Andrea Goldsmith , Zhi-Quan Luo , H. Vincent Poor

In this paper, we study resource allocation algorithm design for power efficient secure communication with simultaneous wireless information and power transfer (WIPT) in multiuser communication systems. In particular, we focus on power…

信息论 · 计算机科学 2014-02-25 Shiyang Leng , Derrick Wing Kwan Ng , Robert Schober

Nowadays, the demand for image transmission over wireless networks has surged significantly. To meet the need for swift delivery of high-quality images through time-varying channels with limited bandwidth, the development of efficient…

计算工程、金融与科学 · 计算机科学 2024-02-13 Mohammad Amin Jarrahi , Eirina Bourtsoulatze , Vahid Abolghasemi

A two-hop energy harvesting communication network is considered, in which measurement updates are transmitted by a source to a destination through an intermediate relay. Updates are to be sent in a timely fashion that minimizes the age of…

信息论 · 计算机科学 2019-06-18 Ahmed Arafa , Sennur Ulukus

Wireless sensor networks are composed of low cost and extremely power constrained sensor nodes which are scattered over a region forming self organized networks, making energy consumption a crucial design issue. Thus, finite network…

网络与互联网体系结构 · 计算机科学 2014-06-11 Manpreet Kaur , Abhilasha

The correlation among the content distributed across a cache-aided broadcast network can be exploited to reduce the delivery load on the shared wireless link. This paper considers a two-user three-file network with correlated content, and…

信息论 · 计算机科学 2017-12-06 Parisa Hassanzadeh , Antonia M. Tulino , Jaime Llorca , Elza Erkip

We consider the remote estimation of a time-correlated signal using an energy harvesting (EH) sensor. The sensor observes the unknown signal and communicates its observations to a remote fusion center using an amplify-and-forward strategy.…

信息论 · 计算机科学 2016-10-11 Ayca Ozcelikkale , Tomas McKelvey , Mats Viberg

In this paper, we consider the problem of finding an optimal energy management policy for a network of sensor nodes capable of harvesting their own energy and sharing it with other nodes in the network. We formulate this problem in the…

系统与控制 · 电气工程与系统科学 2023-10-10 Arghyadeep Barat , Prabuchandran. K. J , Shalabh Bhatnagar

Efficient energy management is essential in Wireless Sensor Networks (WSNs) to extend network lifetime and ensure reliable data transmission. This paper presents a novel method using reinforcement learning-based cluster-head selection and a…

网络与互联网体系结构 · 计算机科学 2025-08-21 Parham Soltani , Mehrshad Eskandarpour , Amir Ahmadizad , Hossein Soleimani

This paper advocates the use of the distributed compressed sensing (DCS) paradigm to deploy energy harvesting (EH) Internet of Thing (IoT) devices for energy self-sustainability. We consider networks with signal/energy models that capture…

信息论 · 计算机科学 2021-01-28 Wei Chen , Nikos Deligiannis , Yiannis Andreopoulos , Ian J. Wassell

The concept of energy-efficient computing is not new but recently the focus of the industries related to technology has been shifted towards energy utilization techniques with minimum energy loss. Computer Networks also needed to be energy…

网络与互联网体系结构 · 计算机科学 2021-05-24 Anum Masood

This paper investigates resource allocation for simultaneous wireless information and power transfer (SWIPT) downlink systems based on a non-linear energy harvesting model. The resource allocation algorithm design is formulated as a…

This paper examines the theory pertaining to lossless compression of correlated sources located at the edge of a network. Importantly, communication between nodes is prohibited. In particular, a method that combines correlated source coding…

信息论 · 计算机科学 2020-03-25 Benjamin Rosen , Shane House , Shamin Achari , Ling Cheng

This paper considers simultaneous wireless information and power transfer (SWIPT) over a dual-hop dynamic decode-and-forward (DF) relay network with the power-splitting (PS) energy harvesting protocol at the relay. The circuit power…

信号处理 · 电气工程与系统科学 2019-09-13 Bhathiya Pilanawithana , Saman Atapattu , Jamie Evans

Non-adaptive joint source network coding of correlated sources is discussed in this paper. By studying the information flow in the network, we propose quantized network coding as an alternative for packet forwarding. This technique has both…

信息论 · 计算机科学 2012-12-24 Mahdy Nabaee , Fabrice Labeau

Compressive Sensing (CS) method is a burgeoning technique being applied to diverse areas including wireless sensor networks (WSNs). In WSNs, it has been studied in the context of data gathering and aggregation, particularly aimed at…

分布式、并行与集群计算 · 计算机科学 2012-10-16 Xi Xu , Rashid Ansari , Ashfaq Khokhar

One of the main concerns in traditional Wireless Sensor Networks (WSNs) is energy efficiency. In this work, we analyze two techniques that can extend network lifetime. The first is Ambient \emph{Energy Harvesting} (EH), i.e., the capability…

信息论 · 计算机科学 2016-01-18 Alessandro Biason , Michele Zorzi

In this paper, we consider a multihop wireless sensor network with multiple relay nodes for each hop where the amplify-and-forward scheme is employed. We present algorithmic strategies to jointly design linear receivers and the power…

信息论 · 计算机科学 2014-04-29 Tong Wang , Rodrigo C. de Lamare , Anke Schmeink

Wireless distributed sensor network consists of randomly deployed sensors having low energy assets. These networks can be used for monitoring a variety of environments. Major problems of these networks are energy constraints and their…

网络与互联网体系结构 · 计算机科学 2016-11-17 N. Amjad , N. Javaid , A. Haider , A. A. Awan , M. Rahman

Energy harvesting (EH) based communication has raised great research interests due to its wide application and the feasibility of commercialization. In this paper, we consider wireless communications with EH constraints at the transmitter.…

信息论 · 计算机科学 2016-06-16 Hang Li , Chuan Huang , Fuad Alsaadi , Shuguang Cui