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相关论文: Deep Optimization for Spectrum Repacking

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Next generation radio interferometric telescopes are entering an era of big data with extremely large data sets. While these telescopes can observe the sky in higher sensitivity and resolution than before, computational challenges in image…

天体物理仪器与方法 · 物理学 2019-12-17 Luke Pratley , Jason D. McEwen , Mayeul d'Avezac , Xiaohao Cai , David Perez-Suarez , Ilektra Christidi , Roland Guichard

In this paper, the problem of assigning channel slots to a number of contending stations is modeled as a Constraint Satisfaction Problem (CSP). A learning MAC protocol that uses deterministic backoffs after successful transmissions is used…

网络与互联网体系结构 · 计算机科学 2012-10-15 Jaume Barcelo , Nuria Garcia , Azadeh Faridi , Simon Oechsner , Boris Bellalta

In this work, we study a scenario where a publisher seeks to maximize its total revenue across two sales channels: guaranteed contracts that promise to deliver a certain number of impressions to the advertisers, and spot demands through an…

计算机科学与博弈论 · 计算机科学 2021-07-16 Melika Abolhassani , Hossein Esfandiari , Yasamin Nazari , Balasubramanian Sivan , Yifeng Teng , Creighton Thomas

In e-commerce advertising, it is crucial to jointly consider various performance metrics, e.g., user experience, advertiser utility, and platform revenue. Traditional auction mechanisms, such as GSP and VCG auctions, can be suboptimal due…

计算机科学与博弈论 · 计算机科学 2021-07-15 Xiangyu Liu , Chuan Yu , Zhilin Zhang , Zhenzhe Zheng , Yu Rong , Hongtao Lv , Da Huo , Yiqing Wang , Dagui Chen , Jian Xu , Fan Wu , Guihai Chen , Xiaoqiang Zhu

Single-shot auctions are commonly used as a means to sell goods, for example when selling ad space or allocating radio frequencies, however devising mechanisms for auctions with multiple bidders and multiple items can be complicated. It has…

机器学习 · 计算机科学 2023-03-02 Alex Stein , Avi Schwarzschild , Michael Curry , Tom Goldstein , John Dickerson

We present a new algorithm to perform wide-field radio interferometric image reconstruction, with exact non-coplanar correction, that scales to big-data. This algorithm allows us to image 2 billion visibilities on 50 nodes of a computing…

天体物理仪器与方法 · 物理学 2019-03-20 Luke Pratley , Jason D. McEwen

The paper investigates the problem of maximizing expected sum throughput in a fading multiple access cognitive radio network when secondary user (SU) transmitters have energy harvesting capability, and perform cooperative spectrum sensing.…

信息论 · 计算机科学 2016-02-23 Sinchan Biswas , Amirpasha Shirazinia , Subhrakanti Dey

In this paper, we propose a state-of-the-art downlink communication transceiver design for transmissive reconfigurable metasurface (RMS)-enabled simultaneous wireless information and power transfer (SWIPT) networks. Specifically, a feed…

信号处理 · 电气工程与系统科学 2022-12-13 Zhendong Li , Wen Chen , Ziheng Zhang , Qingqing Wu , Huanqing Cao , Jun Li

The design of optimal auctions is a problem of interest in economics, game theory and computer science. Despite decades of effort, strategyproof, revenue-maximizing auction designs are still not known outside of restricted settings.…

计算机科学与博弈论 · 计算机科学 2021-10-19 Neehar Peri , Michael J. Curry , Samuel Dooley , John P. Dickerson

We are moving toward a distributed, international, twenty-four hour, electronic stock exchange. The exchange will use the global Internet, or internet technology. This system is a natural application of multicast because there are a large…

网络与互联网体系结构 · 计算机科学 2007-05-23 N. F. Maxemchuk , D. H. Shur

In this paper, we address the problem of reconstructing multiband signals from modulo-folded, pointwise samples within the Unlimited Sensing Framework (USF). Focusing on a low-complexity, single-channel acquisition setup, we establish…

信号处理 · 电气工程与系统科学 2025-11-03 Gal Shtendel , Ayush Bhandari

To provide Uplink Centric Broadband Communication (UCBC), New Radio Unlicensed (NR-U) network has been standardized to exploit the unlicensed spectrum using Listen Before Talk (LBT) scheme to fairly coexist with the incumbent Wireless…

系统与控制 · 电气工程与系统科学 2024-02-20 Hui Zhou , Yansha Deng

In this paper, we study the resource allocation algorithm design for downlink multicarrier transmission with a shared user equipment (UE)-side distributed antenna system (SUDAS) which utilizes both licensed and unlicensed frequency bands…

信息论 · 计算机科学 2016-11-18 Marco Breiling , Derrick Wing Kwan Ng , Christian Rohde , Frank Burkhardt , Robert Schober

In recent years, there has been an increasing demand for ubiquitous streaming like applications in data networks. In this paper, we concentrate on NUM-based rate allocation for streaming applications with the so-called S-curve utility…

网络与互联网体系结构 · 计算机科学 2015-03-19 Ali Sehati , Mohammad Sadegh Talebi , Ahmad Khonsari

Classification with Costly Features (CwCF) is a classification problem that includes the cost of features in the optimization criteria. Individually for each sample, its features are sequentially acquired to maximize accuracy while…

机器学习 · 计算机科学 2024-07-17 Jaromír Janisch , Tomáš Pevný , Viliam Lisý

Neural Radiance Fields (NeRF) have achieved photorealistic novel view synthesis but suffer from computational inefficiency due to dense ray sampling during volume rendering. We propose SAC-NeRF, a reinforcement learning framework that…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Chenyu Ge

In this paper, we consider the channel allocation problem for throughput maximization in cognitive radio networks with hardware-constrained secondary users. Specifically, we assume that secondary users exploit spectrum holes on a set of…

网络与互联网体系结构 · 计算机科学 2014-04-09 Le Thanh Tan , Long Bao Le

Managers of US National Forests must decide what policy to apply for dealing with lightning-caused wildfires. Conflicts among stakeholders (e.g., timber companies, home owners, and wildlife biologists) have often led to spirited political…

机器学习 · 计算机科学 2017-04-10 Sean McGregor , Rachel Houtman , Claire Montgomery , Ronald Metoyer , Thomas G. Dietterich

We propose and study a novel mechanism design setup where each bidder holds two kinds of private information: (1) type variable, which can be misreported; (2) information variable, which the bidder may want to conceal or partially reveal,…

计算机科学与博弈论 · 计算机科学 2023-01-31 Jibang Wu , Ashwinkumar Badanidiyuru , Haifeng Xu

Automatic speaker verification (ASV) systems are vulnerable to spoofing attacks. We propose a spoofing-robust ASV system optimized directly for the recently introduced architecture-agnostic detection cost function (a-DCF), which allows…

音频与语音处理 · 电气工程与系统科学 2025-03-04 Oğuzhan Kurnaz , Jagabandhu Mishra , Tomi H. Kinnunen , Cemal Hanilçi
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