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When experience is scarce, models may have insufficient information to adapt to a new task. In this case, auxiliary information - such as a textual description of the task - can enable improved task inference and adaptation. In this work,…

Machine Learning · Computer Science 2022-10-11 Matthew T. Jackson , Shreshth A. Malik , Michael T. Matthews , Yousuf Mohamed-Ahmed

We propose a new digital-to-analog converter (DAC) for realizing a synapse circuit of mixed-signal spiking neural networks. We named this circuit "time-domain DAC (TDAC)". This produces weights for converting a digital input code into…

Signal Processing · Electrical Eng. & Systems 2020-01-22 Seiji Uenohara , Kazuyuki Aihara

Mass spectrometry (MS) is essential for proteomics and metabolomics but faces impending challenges in efficiently processing the vast volumes of data. This paper introduces SpecPCM, an in-memory computing (IMC) accelerator designed to…

Hardware Architecture · Computer Science 2024-11-18 Keming Fan , Ashkan Moradifirouzabadi , Xiangjin Wu , Zheyu Li , Flavio Ponzina , Anton Persson , Eric Pop , Tajana Rosing , Mingu Kang

This article presents design techniques proposed for efficient hardware implementation of feedforward artificial neural networks (ANNs) under parallel and time-multiplexed architectures. To reduce their design complexity, after the weights…

Hardware Architecture · Computer Science 2021-08-05 Mohammadreza Esmali Nojehdeh , Sajjad Parvin , Mustafa Altun

Multiple-input multiple-output (MIMO) systems exploit spatial diversity to facilitate multi-user communications with high spectral efficiency by beamforming. As MIMO systems utilize multiple antennas and radio frequency (RF) chains, they…

Signal Processing · Electrical Eng. & Systems 2022-12-02 Eyyup Tasci , Timur Zirtiloglu , Alperen Yasar , Yonina C. Eldar , Nir Shlezinger , Rabia Tugce Yazicigil

Microwave linear analog computing (MiLAC) has recently emerged as a promising architecture for analog-domain beamforming. In particular, a hybrid digital-MiLAC architecture was proposed and was shown to achieve fully-digital beamforming…

Signal Processing · Electrical Eng. & Systems 2026-04-30 Yiyang Peng , Zheyu Wu , Bruno Clerckx

We introduce a novel hybrid quantum-analog algorithm to perform graph clustering that exploits connections between the evolution of dynamical systems on graphs and the underlying graph spectra. This approach constitutes a new class of…

Data Structures and Algorithms · Computer Science 2025-03-05 Xingzi Xu , Tuhin Sahai

In this paper, we consider hybrid beamforming designs for multiuser massive multiple-input multiple-output (MIMO)-orthogonal frequency division multiplexing (OFDM) systems. Aiming at maximizing the weighted spectral efficiency, we propose…

Signal Processing · Electrical Eng. & Systems 2019-07-30 Jingbo Du , Wei Xu , Chunming Zhao , Luc Vandendorpe

The paper deals with the task of optimal design of Analog to Digital Converters (ADCs). A general ADC is modeled as a causal discrete-time dynamical system with outputs taking values in a finite set, and its performance is defined as the…

Optimization and Control · Mathematics 2015-03-17 Mitra Osqui , Alexandre Megretski , Mardavij Roozbehani

The use of one-bit analog-to-digital converter (ADC) has been considered as a viable alternative to high resolution counterparts in realizing and commercializing massive multiple-input multiple-output (MIMO) systems. However, the issue of…

Information Theory · Computer Science 2024-03-04 Majdoddin Esfandiari , Sergiy A. Vorobyov , Robert W. Heath

Recent advancements in on-device training for deep neural networks have underscored the critical need for efficient activation compression to overcome the memory constraints of mobile and edge devices. As activations dominate memory usage…

Networking and Internet Architecture · Computer Science 2025-07-11 Renyuan Liu , Yuyang Leng , Kaiyan Liu , Shaohan Hu , Chun-Fu , Chen , Peijun Zhao , Heechul Yun , Shuochao Yao

Millimeter wave (mmWave) massive MIMO can achieve orders of magnitude increase in spectral and energy efficiency, and it usually exploits the hybrid analog and digital precoding to overcome the serious signal attenuation induced by mmWave…

Information Theory · Computer Science 2016-04-01 Linglong Dai , Xinyu Gao , Jinguo Quan , Shuangfeng Han , Chih-Lin I

Cell-free (CF) massive multiple-input multiple-output (mMIMO) systems are emerging as promising alternatives to cellular networks, especially in ultra-dense environments. However, further capacity enhancement requires the deployment of more…

Information Theory · Computer Science 2024-09-20 Enyu Shi , Jiayi Zhang , Jiancheng An , Guangyang Zhang , Ziheng Liu , Chau Yuen , Bo Ai

Analog In-Memory Computing (AIMC) is emerging as a disruptive paradigm for heterogeneous computing, potentially delivering orders of magnitude better peak performance and efficiency over traditional digital signal processing architectures…

DRAM-based in-situ accelerators have shown their potential in addressing the memory wall challenge of the traditional von Neumann architecture. Such accelerators exploit charge sharing or logic circuits for simple logic operations at the…

Hardware Architecture · Computer Science 2024-02-08 Minki Jeong , Wanyeong Jung

Imaging and Image sensors is a field that is continuously evolving. There are new products coming into the market every day. Some of these have very severe Size, Weight and Power constraints whereas other devices have to handle very high…

Hardware Architecture · Computer Science 2014-11-17 Nihar Athreyas , Zhiguo Lai , Jai Gupta , Dev Gupta

Sensory processing with neuromorphic systems is typically done by using either event-based sensors or translating input signals to spikes before presenting them to the neuromorphic processor. Here, we offer an alternative approach: direct…

Neural and Evolutionary Computing · Computer Science 2026-02-16 Yannik Stradmann , Johannes Schemmel , Mihai A. Petrovici , Laura Kriener

Neuromorphic computing, inspired by the brain, promises extreme efficiency for certain classes of learning tasks, such as classification and pattern recognition. The performance and power consumption of neuromorphic computing depends…

Emerging Technologies · Computer Science 2018-06-14 Baibhab Chatterjee , Priyadarshini Panda , Shovan Maity , Ayan Biswas , Kaushik Roy , Shreyas Sen

Always-on TinyML perception tasks in IoT applications require very high energy efficiency. Analog compute-in-memory (CiM) using non-volatile memory (NVM) promises high efficiency and also provides self-contained on-chip model storage.…

Emerging resistive-crossbar memory (RCM) technology can be promising for computationally-expensive analog pattern-matching tasks. However, the use of CMOS analog-circuits with RCM would result in large power-consumption and poor…

Materials Science · Physics 2013-08-26 Mrigank Sharad , Deliang Fan , Kaushik Roy
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