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The popular federated edge learning (FEEL) framework allows privacy-preserving collaborative model training via frequent learning-updates exchange between edge devices and server. Due to the constrained bandwidth, only a subset of devices…

网络与互联网体系结构 · 计算机科学 2021-07-27 Maojun Zhang , Guangxu Zhu , Shuai Wang , Jiamo Jiang , Caijun Zhong , Shuguang Cui

Partially observable Markov decision processes (POMDPs) provide a modeling framework for autonomous decision making under uncertainty and imperfect sensing, e.g. robot manipulation and self-driving cars. However, optimal control of POMDPs…

人工智能 · 计算机科学 2020-01-22 Mohamadreza Ahmadi , Rangoli Sharan , Joel W. Burdick

Network verification promises to detect errors, such as black holes and forwarding loops, by logically analyzing the control or data plane. To do so efficiently, the state-of-the-art (e.g., Veriflow) partitions packet headers with identical…

网络与互联网体系结构 · 计算机科学 2019-08-27 Alex Horn , Ali Kheradmand , Mukul R. Prasad

It is well-known that cross-layer scheduling which adapts power, rate and user allocation can achieve significant gain on system capacity. However, conventional cross-layer designs all require channel state information at the base station…

信息论 · 计算机科学 2009-05-29 Zuleita Ka Ming Ho , Vincent K. N. Lau , Roger S. K. Cheng

Although forward error-correction (FEC) coding is an essential part of modern fiber-optic communication systems, it is impractical to implement and evaluate FEC in transmission experiments and simulations. Therefore, it is desirable to…

信息论 · 计算机科学 2024-01-25 Erik Agrell , Marco Secondini , Alex Alvarado , Tsuyoshi Yoshida

In this work, we propose phase precoding for the compute-and-forward (CoF) protocol. We derive the phase precoded computation rate and show that it is greater than the original computation rate of CoF protocol without precoder. To maximize…

信息论 · 计算机科学 2014-01-29 Amin Sakzad , Emanuele Viterbo , Joseph Jean Boutros , Yi Hong

In the theory of Partially Observed Markov Decision Processes (POMDPs), existence of optimal policies have in general been established via converting the original partially observed stochastic control problem to a fully observed one on the…

最优化与控制 · 数学 2022-01-11 Ali Devran Kara , Serdar Yuksel

The complexity-performance trade-off is a fundamental aspect of the design of low-density parity-check (LDPC) codes. In this paper, we consider LDPC codes for the binary erasure channel (BEC), use code rate for performance metric, and…

信息论 · 计算机科学 2016-11-17 Vahid Jamali , Yasser Karimian , Johannes Huber , Mahmoud Ahmadian

The Logical Execution Time (LET) programming model has recently received considerable attention, particularly because of its timing and dataflow determinism. In LET, task computation appears always to take the same amount of time (called…

系统与控制 · 电气工程与系统科学 2024-03-11 Sen Wang , Dong Li , Ashrarul H. Sifat , Shao-Yu Huang , Xuanliang Deng , Changhee Jung , Ryan Williams , Haibo Zeng

Motivated by the increasing importance of providing delay-guaranteed services in general computing and communication systems, and the recent wide adoption of learning and prediction in network control, in this work, we consider a general…

网络与互联网体系结构 · 计算机科学 2018-01-08 Kun Chen , Longbo Huang

We derive several numerical methods for designing optimized first-order algorithms in unconstrained convex optimization settings. Our methods are based on the Performance Estimation Problem (PEP) framework, which casts the worst-case…

最优化与控制 · 数学 2025-07-29 Yassine Kamri , Julien M. Hendrickx , François Glineur

While mobile edge computing (MEC) alleviates the computation and power limitations of mobile devices, additional latency is incurred when offloading tasks to remote MEC servers. In this work, the power-delay tradeoff in the context of task…

网络与互联网体系结构 · 计算机科学 2017-10-03 Chen-Feng Liu , Mehdi Bennis , H. Vincent Poor

Compute-and-forward (CPF) strategy is one category of network coding in which a relay will compute and forward a linear combination of source messages according to the observed channel coefficients, based on the algebraic structure of…

信号处理 · 电气工程与系统科学 2020-03-09 Lili Wei , Wen Chen

In this work, we aim to obtain the optimal tradeoff between the average delay and the average power consumption in a communication system. In our system, the arrivals occur at each timeslot according to a Bernoulli arrival process and are…

信息论 · 计算机科学 2016-09-13 Xiang Chen , Wei Chen , Joohyun Lee , Ness B. Shroff

In this paper, we study the multicast completion and decoding delay minimization problems of instantly decodable network coding (IDNC) in the case of lossy feedback. In such environments, the sender falls into uncertainties about packet…

网络与互联网体系结构 · 计算机科学 2013-07-16 Sameh Sorour , Ahmed Douik , Shahrokh Valaee , Tareq Y. Al-Naffouri , Mohamed-Slim Alouini

This article considers the problem of delay optimal bundling of the input symbols into transmit packets in the entry point of a wireless sensor network such that the link delay is minimized under an arbitrary arrival rate and a given…

网络与互联网体系结构 · 计算机科学 2016-11-15 Abolfazl Razi , Fatemeh Afghah , Ali Abedi

Visible light communication (VLC) could provide short-range optical wireless communication together with illumination using LED lighting. However, conventional forward error correction (FEC) codes for reliable communication do not have the…

信息论 · 计算机科学 2018-10-18 Junbin Fang , Zhen Che , Xiaolong Yu , Zhe Chen , Zoe L. Jiang , Siu-Ming Yiu , Kui Ren , Xiaoqing Tan

Secure multi-party computation (MPC) facilitates privacy-preserving computation between multiple parties without leaking private information. While most secure deep learning techniques utilize MPC operations to achieve feasible…

密码学与安全 · 计算机科学 2024-07-30 Ke Lin , Yasir Glani , Ping Luo

We investigate the problems of model estimation and reward-free learning in episodic Block MDPs. In these MDPs, the decision maker has access to rich observations or contexts generated from a small number of latent states. We are first…

机器学习 · 计算机科学 2023-02-27 Yassir Jedra , Junghyun Lee , Alexandre Proutière , Se-Young Yun

Current model-free adaptive control (MFAC) can hardly deal with the time delay problem in multiple-input multiple-output (MIMO) systems. To solve this problem, a novel model-free adaptive predictive control (MFAPC) method is proposed.…

系统与控制 · 电气工程与系统科学 2023-11-21 Feilong Zhang