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Modular extremely large-scale MIMO (XL-MIMO) architectures combined with wireless fronthaul provide a scalable alternative to monolithic arrays, but their performance is sensitive to hardware impairments and resource allocation strategies.…

Signal Processing · Electrical Eng. & Systems 2026-05-25 Özlem Tuğfe Demir

We study the optimal design of heterogeneous Coded Elastic Computing (CEC) where machines have varying computation speeds and storage. CEC introduced by Yang et al. in 2018 is a framework that mitigates the impact of elastic events, where…

Information Theory · Computer Science 2020-08-13 Nicholas Woolsey , Rong-Rong Chen , Mingyue Ji

Cell-free massive multiple-input multiple-output (CFmMIMO) coordinates a great number of distributed access points (APs) with central processing units (CPUs), effectively reducing interference and ensuring uniform service quality for user…

Signal Processing · Electrical Eng. & Systems 2024-12-23 Phu Lai , Wei Xiang , William Damario Lukito , Khoa Tran Phan , Peng Cheng , Chang Liu , Guoqiang Mao

Optimizing scientific applications to take full advan-tage of modern memory subsystems is a continual challenge forapplication and compiler developers. Factors beyond working setsize affect performance. A benchmark framework that…

Performance · Computer Science 2018-12-20 Mahesh Lakshminarasimhan , Catherine Olschanowsky

Loss functions are fundamental to learning accurate 3D point cloud models, yet common choices trade geometric fidelity for computational cost. Chamfer Distance is efficient but permits many-to-one correspondences, while Earth Mover Distance…

Machine Learning · Computer Science 2025-12-24 Sasan Sharifipour , Constantino Álvarez Casado , Manuel Lage Cañellas , Miguel Bordallo López

Crosstalk represents a formidable obstacle in quantum computing. When quantum gates are executed parallelly, the resonance of qubit frequencies can lead to residual coupling, compromising the fidelity. Existing crosstalk solutions encounter…

Quantum Physics · Physics 2024-10-10 Bin-han Lu , Peng Wang , Zhao-yun Chen , Huan-yu Liu , Tai-ping Sun , Peng Duan , Yu-chun Wu , Guo-ping Guo

The paradigm shift towards local and on-device inference under stringent resource constraints is represented by the tiny machine learning (TinyML) domain. The primary goal of TinyML is to integrate intelligence into tiny, low-cost devices…

A data mixture refers to how different data sources are combined to train large language models, and selecting an effective mixture is crucial for optimal downstream performance. Existing methods either conduct costly searches directly on…

Machine Learning · Computer Science 2026-05-07 Jingwei Li , Xinran Gu , Jingzhao Zhang

This work proposes a novel adaptive linearized alternating direction multiplier method (LADMM) to convex optimization, which improves the convergence rate of the LADMM-based algorithm by adjusting step-size iteratively.The innovation of…

Optimization and Control · Mathematics 2024-07-04 Boran Wang

One of the most critical aspects of integrating loosely-coupled accelerators in heterogeneous SoC architectures is orchestrating their interactions with the memory hierarchy, especially in terms of navigating the various cache-coherence…

Hardware Architecture · Computer Science 2021-09-15 Joseph Zuckerman , Davide Giri , Jihye Kwon , Paolo Mantovani , Luca P. Carloni

Genome-to-genome comparisons require designating anchor points, which are given by Maximum Exact Matches (MEMs) between their sequences. For large genomes this is a challenging problem and the performance of existing solutions, even in…

Data Structures and Algorithms · Computer Science 2018-05-24 Szymon Grabowski , Wojciech Bieniecki

Genome sequence alignment is the core of many biological applications. The advancement of sequencing technologies produces a tremendous amount of data, making sequence alignment a critical bottleneck in bioinformatics analysis. The existing…

Hardware Architecture · Computer Science 2023-01-26 Weihong Xu , Saransh Gupta , Niema Moshiri , Tajana Rosing

This paper proposes Bayes-optimal convolutional approximate message-passing (CAMP) for signal recovery in compressed sensing. CAMP uses the same low-complexity matched filter (MF) for interference suppression as approximate message-passing…

Information Theory · Computer Science 2021-04-05 Keigo Takeuchi

Edge-AI applications still face considerable challenges in enhancing computational efficiency in resource-constrained environments. This work presents RAMAN, a resource-efficient and approximate posit(8,2)-based Multiply-Accumulate (MAC)…

Hardware Architecture · Computer Science 2025-10-28 Mohd Faisal Khan , Mukul Lokhande , Santosh Kumar Vishvakarma

An adaptive inference method for crossbar (AIDX) is presented based on an optimization scheme for adjusting the duration and amplitude of input voltage pulses. AIDX minimizes the long-term effects of memristance drift on artificial neural…

Emerging Technologies · Computer Science 2020-09-02 Tony Liu , Amirali Amirsoleimani , Fabien Alibart , Serge Ecoffey , Dominique Drouin , Roman Genov

A low-power precision-scalable processor for ConvNets or convolutional neural networks (CNN) is implemented in a 40nm technology. Its 256 parallel processing units achieve a peak 102GOPS running at 204MHz. To minimize energy consumption…

Hardware Architecture · Computer Science 2016-06-17 Bert Moons , Marian Verhelst

Correlation Plenoptic Imaging (CPI) is a novel technological imaging modality enabling to overcome drawbacks of standard plenoptic devices, while preserving their advantages. However, a major challenge in view of real-time application of…

CPU simulators are vital for computer architecture research, primarily for estimating performance under different programs. This poses challenges for fast and accurate simulation of modern CPUs, especially in multi-core systems. Modern CPU…

Performance · Computer Science 2025-10-14 Buqing Xu , Jianfeng Zhu , Yichi Zhang , Qinyi Cai , Guanhua Li , Shaojun Wei , Leibo Liu

A finite-difference Micromagnetic solver is presented utilizing the C++ Accelerated Massive Parallelism (C++ AMP). The high speed performance of a single Graphics Processing Unit (GPU) is demonstrated compared to a typical CPU-based solver.…

Computational Engineering, Finance, and Science · Computer Science 2014-07-07 Ru Zhu

To mitigate computational power gap between the network core and edges, mobile edge computing (MEC) is poised to play a fundamental role in future generations of wireless networks. In this letter, we consider a non-orthogonal multiple…

Information Theory · Computer Science 2023-10-16 Vaibhav Kumar , Muhammad Fainan Hanif , Markku Juntti , Le-Nam Tran