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We propose a lightweight scheme where the formation of a data block is changed in such a way that it can tolerate soft errors significantly better than the baseline. The key insight behind our work is that CNN weights are normalized between…

Machine Learning · Computer Science 2020-01-27 Masoomeh Jasemi , Shaahin Hessabi , Nader Bagherzadeh

As large language models (LLMs) and visual language models (VLMs) grow in scale and application, attention mechanisms have become a central computational bottleneck due to their high memory and time complexity. While many efficient…

Machine Learning · Computer Science 2025-07-11 Zhengyu Tian , Anantha Padmanaban Krishna Kumar , Hemant Krishnakumar , Reza Rawassizadeh

As AI-based applications become pervasive, CPU vendors are starting to incorporate matrix engines within the datapath to boost efficiency. Systolic arrays have been the premier architectural choice as matrix engines in offload accelerators.…

Hardware Architecture · Computer Science 2021-10-06 Geonhwa Jeong , Eric Qin , Ananda Samajdar , Christopher J. Hughes , Sreenivas Subramoney , Hyesoon Kim , Tushar Krishna

We demonstrate approximate storage based on NAND-like spin-orbit torque (SOT) MRAM, through "device-modeling-architecture" explorations. We experimentally achieve down to 1E-5 level selectivity. Selectivity and low-power solutions are…

Spin Transfer Torque RAM (STTRAM) is a promising candidate for Last Level Cache (LLC) due to high endurance, high density and low leakage. One of the major disadvantages of STTRAM is high write latency and write current. Additionally, the…

Cryptography and Security · Computer Science 2016-03-23 Nitin Rathi , Helia Naeimi , Swaroop Ghosh

Efficient memory access patterns play a crucial role in determining the overall performance of applications by exploiting temporal and spatial locality, thus maximizing cache locality. The Reuse Distance Histogram (RDH) is a widely used…

Performance · Computer Science 2025-09-24 Abdur Razzak , Atanu Barai , Nandakishore Santhi , Abdel-Hameed A. Badawy

To employ a Convolutional Neural Network (CNN) in an energy-constrained embedded system, it is critical for the CNN implementation to be highly energy efficient. Many recent studies propose CNN accelerator architectures with custom…

Hardware Architecture · Computer Science 2020-10-08 Syed M. A. H. Jafri , Hasan Hassan , Ahmed Hemani , Onur Mutlu

Predictable execution time upon accessing shared memories in multi-core real-time systems is a stringent requirement. A plethora of existing works focus on the analysis of Double Data Rate Dynamic Random Access Memories (DDR DRAMs), or…

Hardware Architecture · Computer Science 2018-10-17 Mohamed Hassan

In a cloud-native era, the Kubernetes-based workflow engine enables workflow containerized execution through the inherent abilities of Kubernetes. However, when encountering continuous workflow requests and unexpected resource request…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-01-04 Chenggang Shan , Chuge Wu , Yuanqing Xia , Zehua Guo , Danyang Liu , Jinhui Zhang

We propose a dynamic computational time model to accelerate the average processing time for recurrent visual attention (RAM). Rather than attention with a fixed number of steps for each input image, the model learns to decide when to stop…

Computer Vision and Pattern Recognition · Computer Science 2017-09-08 Zhichao Li , Yi Yang , Xiao Liu , Feng Zhou , Shilei Wen , Wei Xu

Spin Transfer Torque Random Access Memory (STT-RAM) is an emerging Non-Volatile Memory (NVM) technology that has garnered attention to overcome the drawbacks of conventional CMOS-based technologies. However, such technologies must be…

Hardware Architecture · Computer Science 2024-01-29 Saeed SeyedFaraji , Markus Bichl , Asad Aftab , Semeen Rehman

Modern agents powered by thinking LLMs achieve high accuracy through long chain-of-thought reasoning but incur substantial inference costs. While many LLMs now support configurable reasoning levels (e.g., high/medium/low), static strategies…

Artificial Intelligence · Computer Science 2026-03-10 Jingbo Yang , Bairu Hou , Wei Wei , Yujia Bao , Shiyu Chang

Modern processors use cache memory: a memory access that "hits" the cache returns early, while a "miss" takes more time. Given a memory access in a program, cache analysis consists in deciding whether this access is always a hit, always a…

Programming Languages · Computer Science 2019-09-24 David Monniaux , Valentin Touzeau

In recent years, Large Language Models (LLMs) have demonstrated remarkable capabilities across a wide array of text-centric tasks. However, their `large' scale introduces significant computational and storage challenges, particularly in…

Computation and Language · Computer Science 2024-07-03 Chaoran Zhang , Lixin Zou , Dan Luo , Min Tang , Xiangyang Luo , Zihao Li , Chenliang Li

We propose an innovative, learnable two-sided short-time Laplace transform (STLT) mechanism to supplant the traditional self attention in transformer-based LLMs. Our STLT introduces trainable parameters for each Laplace node, enabling…

Machine Learning · Computer Science 2025-06-23 Andrew Kiruluta

Retrieval-Augmented Generation (RAG) systems often rely on fixed top-k document selection mechanisms that ignore downstream generation quality and impose computational overheads. We propose SRAS (Sparse Reward-Aware Selector), a lightweight…

Information Retrieval · Computer Science 2026-01-06 Rajiv Chaitanya Muttur

The scaling of Large Language Model (LLM) services faces significant cost and latency challenges, making effective caching under tight capacity crucial. Existing cache replacement policies, from heuristics to learning-based methods,…

Databases · Computer Science 2026-02-26 Yuchong Wu , Zihuan Xu , Wangze Ni , Peng Cheng , Lei Chen , Xuemin Lin , Heng Tao Shen , Kui Ren

LAPS identifies and disaggregates requests with different prompt lengths in LLM serving to reduce TTFT latency. While recent systems have decoupled the prefill and decode stages to improve throughput, they still rely on unified scheduling…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-01-29 Jianshu She , Zonghang Li , Hongchao Du , Shangyu Wu , Wenhao Zheng , Eric Xing , Zhengzhong Liu , Huaxiu Yao , Jason Xue , Qirong Ho

In this work a novel family of decentralised caching policies for wireless networks is introduced, referred to as spatial multi-LRU. These improve cache-hit probability by exploiting multi-coverage. Two variations are proposed, the…

Networking and Internet Architecture · Computer Science 2016-11-09 Apostolos Avranas , Anastasios Giovanidis

This paper describes a systematic approach towards building a new family of neural networks based on a delay-loop version of a reservoir neural network. The resulting architecture, called Scaled-Time-Attention Robust Edge (STARE) network,…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Richard Lau , Lihan Yao , Todd Huster , William Johnson , Stephen Arleth , Justin Wong , Devin Ridge , Michael Fletcher , William C. Headley