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Related papers: Spin Wave Based Approximate Computing

200 papers

Spiking neural networks (SNNs) have shown a potential for having low energy with unsupervised learning capabilities due to their biologically-inspired computation. However, they may suffer from accuracy degradation if their processing is…

Hardware Architecture · Computer Science 2023-03-06 Rachmad Vidya Wicaksana Putra , Muhammad Abdullah Hanif , Muhammad Shafique

All Spin Logic gates employ multiple nano-magnets interacting through spin-torque using non-magnetic channels. Compactness, non-volatility and ultra-low voltage operation are some of the attractive features of ASL, while, low…

Mesoscale and Nanoscale Physics · Physics 2013-08-13 Mrigank Sharad , Karthik Yogendra , Arun Gaud , Kon-Woo Kwon , Kaushik Roy

Magnonic nano-devices exploit magnons -- quanta of spin waves -- to transmit and process information within a single integrated platform that has the potential to outperform traditional semiconductor-based electronics for low power…

Current Artificial Intelligence (AI) computation systems face challenges, primarily from the memory-wall issue, limiting overall system-level performance, especially for Edge devices with constrained battery budgets, such as smartphones,…

Hardware Architecture · Computer Science 2024-10-15 Lucas Huijbregts , Liu Hsiao-Hsuan , Paul Detterer , Said Hamdioui , Amirreza Yousefzadeh , Rajendra Bishnoi

Progress towards the energy breakthroughs needed to combat climate change can be significantly accelerated through the efficient simulation of atomic systems. Simulation techniques based on first principles, such as Density Functional…

Machine Learning · Computer Science 2021-06-18 Muhammed Shuaibi , Adeesh Kolluru , Abhishek Das , Aditya Grover , Anuroop Sriram , Zachary Ulissi , C. Lawrence Zitnick

We describe a new method, full waveform inversion by model extension (FWIME) that recovers accurate acoustic subsurface velocity models from seismic data, when conventional methods fail. We leverage the advantageous convergence properties…

Geophysics · Physics 2022-05-31 Guillaume Barnier , Ettore Biondi , Robert G. Clapp , Biondo Biondi

Hardware neural networks that implement synaptic weights with embedded non-volatile memory, such as spin torque memory (ST-MRAM), are a major lead for low energy artificial intelligence. In this work, we propose an approximate storage…

Emerging Technologies · Computer Science 2018-10-26 Nicolas Locatelli , Adrien F. Vincent , Damien Querlioz

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

Multi-channel keyword spotting (KWS) has become crucial for voice-based applications in edge environments. However, its substantial computational and energy requirements pose significant challenges. We introduce ASAP-FE (Agile…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-17 Jongin Choi , Jina Park , Woojoo Lee , Jae-Jin Lee , Massoud Pedram

The rapid rise in cloud computing has resulted in an alarming increase in data centers' carbon emissions, which now accounts for >3% of global greenhouse gas emissions, necessitating immediate steps to combat their mounting strain on the…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-04 Shiyu Wang , Yinbo Sun , Xiaoming Shi , Shiyi Zhu , Lin-Tao Ma , James Zhang , Yifei Zheng , Jian Liu

In this work, we simulate the functionality of artificial neuron and synapse using spin-orbit torque-based spintronic devices and implemented a fully connected artificial neural netwrok (ANN). These neuro-synaptic devices are emulated using…

Mesoscale and Nanoscale Physics · Physics 2026-05-22 Sakshi Kiran Bandekar , Arnab Ganguly , Debanjan Polley , Debasis Das

The conversion of fast waves to the Alfven mode in a realistic sunspot atmosphere is studied through three-dimensional numerical simulations. An upward propagating fast acoustic wave is excited in the high-beta region of the model. The new…

Solar and Stellar Astrophysics · Physics 2015-06-11 T. Felipe

Compact ultra-massive antenna-array (CUMA) is a novel multiple access technology built on the fluid antenna system (FAS) concept, offering an improved scheme over fluid antenna multiple access (FAMA) that can support massive connectivity on…

Signal Processing · Electrical Eng. & Systems 2025-09-25 Chenguang Rao , Kai-Kit Wong , Mohd Hamza Naim Shaikh , Hanjiang Hong , Hyundong Shin , Yangyang Zhang

This paper introduces a 71.2-$\mu$W speech recognition accelerator designed for edge devices' real-time applications, emphasizing an ultra low power design. Achieved through algorithm and hardware co-optimizations, we propose a compact…

Hardware Architecture · Computer Science 2026-05-01 Chih-Chyau Yang , Tian-Sheuan Chang

Antiferromagnets (AFMs) are promising platforms for the transmission of quantum information via magnons (the quanta of spin waves), offering advantages over ferromagnets with regard to dissipation, speed of response, and immunity to…

Strongly Correlated Electrons · Physics 2024-07-25 Yue Sun , Fanhao Meng , Changmin Lee , Aljoscha Soll , Hongrui Zhang , Ramamoorthy Ramesh , Jie Yao , Zdenĕk Sofer , Joseph Orenstein

We present artificial neural network design using spin devices that achieves ultra low voltage operation, low power consumption, high speed, and high integration density. We employ spin torque switched nano-magnets for modelling neuron and…

Disordered Systems and Neural Networks · Physics 2012-08-16 Mrigank Sharad , Charles Augustine , Georgios Panagopoulos , Kaushik Roy

Power consumption of multi-user (MU) precoding is a major concern in all-digital massive MU multiple-input multiple-output (MIMO) base-stations with hundreds of antenna elements operating at millimeter-wave (mmWave) frequencies. We propose…

Information Theory · Computer Science 2020-09-14 Oscar Castañeda , Sven Jacobsson , Giuseppe Durisi , Tom Goldstein , Christoph Studer

Computationally intensive Inference tasks of Deep neural networks have enforced revolution of new accelerator architecture to reduce power consumption as well as latency. The key figure of merit in hardware inference accelerators is the…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-09-11 Hyunbin Park , Dohyun Kim , Shiho Kim

Energy efficiency and reliability have long been crucial factors for ensuring cost-effective and safe missions in autonomous systems computers. With the rapid evolution of industries such as space robotics and advanced air mobility, the…

Machine Learning · Computer Science 2023-07-18 Reza Ahmadvand , Sarah Safura Sharif , Yaser Mike Banad

Surface acoustic waves (SAWs) have emerged as innovative and energy-efficient means to manipulate domain walls (DWs) and skyrmions in thin films with perpendicular magnetic anisotropy (PMA) owing to the magnetoelastic coupling effect. This…

Applied Physics · Physics 2023-11-28 Jintao Shuai