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In spite of the great potential of large language models (LLMs) across various tasks, their deployment on resource-constrained devices remains challenging due to their excessive computational and memory demands. Quantization has emerged as…

机器学习 · 计算机科学 2025-02-28 Hao Mark Chen , Fuwen Tan , Alexandros Kouris , Royson Lee , Hongxiang Fan , Stylianos I. Venieris

A recently proposed convex formulation of the phase retrieval problem estimates the unknown signal by solving a simple linear program. This new scheme, known as PhaseMax, is computationally efficient compared to standard convex relaxation…

信息论 · 计算机科学 2017-10-17 Oussama Dhifallah , Christos Thrampoulidis , Yue M. Lu

Modern communication and computer systems require rapid (Gbps), efficient and large bandwidth data transfers. Agressive scaling of digital integrated systems allow buses and communication controller circuits to be integrated with the…

硬件体系结构 · 计算机科学 2012-01-10 Zainab Ashari , Anis Nurashikin Nordin

A full parametric and linear specification may be insufficient to capture complicated patterns in studies exploring complex features, such as those investigating age-related changes in brain functional abilities. Alternatively, a partially…

统计方法学 · 统计学 2024-02-07 Jia Liang , Shuo Chen , Peter Kochunov , L Elliot Hong , Chixiang Chen

Partial voluming (PV) is arguably the last crucial unsolved problem in Bayesian segmentation of brain MRI with probabilistic atlases. PV occurs when voxels contain multiple tissue classes, giving rise to image intensities that may not be…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Benjamin Billot , Eleanor D. Robinson , Adrian V. Dalca , Juan Eugenio Iglesias

We propose a flexible convex relaxation for the phase retrieval problem that operates in the natural domain of the signal. Therefore, we avoid the prohibitive computational cost associated with "lifting" and semidefinite programming (SDP)…

信息论 · 计算机科学 2017-03-17 Sohail Bahmani , Justin Romberg

Efficiently serving large language models (LLMs) requires batching of many requests to reduce the cost per request. Yet, with larger batch sizes and longer context lengths, the key-value (KV) cache, which stores attention keys and values to…

计算与语言 · 计算机科学 2024-07-26 Zirui Liu , Jiayi Yuan , Hongye Jin , Shaochen Zhong , Zhaozhuo Xu , Vladimir Braverman , Beidi Chen , Xia Hu

Understanding interactions in complex systems requires capturing the relative timing of coupling, not only its strength. Phase synchronization captures this timing, yet most methods either reduce the phase to its cosine or collapse it into…

神经元与认知 · 定量生物学 2026-01-27 Sir-Lord Wiafe , Najme Soleimani , Masoud Seraji , Bradley Baker , Robyn Miller , Ashkan Faghiri , Vince D. Calhoun

Prompt-based Continual Learning (PCL) has gained considerable attention as a promising continual learning solution as it achieves state-of-the-art performance while preventing privacy violation and memory overhead issues. Nonetheless,…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Youngeun Kim , Yuhang Li , Priyadarshini Panda

Software vulnerabilities are major risks to software systems. Recently, researchers have proposed many deep learning approaches to detect software vulnerabilities. However, their accuracy is limited in practice. One of the main causes is…

软件工程 · 计算机科学 2025-11-13 Zeru Cheng , Yanjing Yang , He Zhang , Lanxin Yang , Jinghao Hu , Jinwei Xu , Bohan Liu , Haifeng Shen

Powerful large language models (LLMs) are increasingly expected to be deployed with lower computational costs, enabling their capabilities on resource-constrained devices. Post-training quantization (PTQ) has emerged as a star approach to…

机器学习 · 计算机科学 2025-02-20 Yuzhuang Xu , Shiyu Ji , Qingfu Zhu , Wanxiang Che

Identifying dynamic transactions between brain regions has become increasingly important. Measurements within and across brain structures, demonstrating the occurrence of bursts of beta/gamma oscillations only during one specific phase of…

神经元与认知 · 定量生物学 2016-03-21 RD Pascual-Marqui , P Faber , T Kinoshita , Y Kitaura , K Kochi , P Milz , K Nishida , M Yoshimura

Coherence and phase synchronization between time series corresponding to different spatial locations are usually interpreted as indicators of the connectivity between locations. In neurophysiology, time series of electric neuronal activity…

统计方法学 · 统计学 2007-07-12 Roberto D. Pascual-Marqui

An estimation problem of fundamental interest is that of phase synchronization, in which the goal is to recover a collection of phases using noisy measurements of relative phases. It is known that in the Gaussian noise setting, the maximum…

最优化与控制 · 数学 2016-11-02 Huikang Liu , Man-Chung Yue , Anthony Man-Cho So

Large Language Models (LLMs) are powerful but often too slow and costly for real-world use during inference. Looped transformers save on parameters by reusing the same weights for multiple computational steps, or "loops." However, this…

计算与语言 · 计算机科学 2025-10-30 Bohong Wu , Mengzhao Chen , Xiang Luo , Shen Yan , Qifan Yu , Fan Xia , Tianqi Zhang , Hongrui Zhan , Zheng Zhong , Xun Zhou , Siyuan Qiao , Xingyan Bin

Accurate phase connectivity information is essential for advanced monitoring and control applications in power distribution systems. The existing data-driven approaches for phase identification lack precise physical interpretation and…

系统与控制 · 计算机科学 2019-08-23 Wenyu Wang , Nanpeng Yu

The quantization of large language models (LLMs) is crucial for deploying them on devices with limited computational resources. While advanced quantization algorithms offer improved performance compared to the basic linear quantization,…

机器学习 · 计算机科学 2025-03-12 Jaewoo Song , Fangzhen Lin

Resting-state functional MRI (rs-fMRI) is widely used to noninvasively study human brain networks. Network functional connectivity is often estimated by calculating the timeseries correlation between blood-oxygen-level dependent (BOLD)…

定量方法 · 定量生物学 2017-01-25 Nan Xu , R. Nathan Spreng , Peter C. Doerschuk

Phase-locked loop (PLL), conceived in 1932 by H. Bellescize, has been the basic electronic component in the development of communication technology from the early analog radio receptors to modern digital civil and military facilities.…

系统与控制 · 电气工程与系统科学 2024-11-28 José Roberto Castilho Piqueira , Felipe Freitas , Luis Antonio Aguirre

Recent studies on analyzing dynamic brain connectivity rely on sliding-window analysis or time-varying coefficient models which are unable to capture both smooth and abrupt changes simultaneously. Emerging evidence suggests state-related…

应用统计 · 统计学 2019-07-04 Chee-Ming Ting , Hernando Ombao , S. Balqis Samdin , Sh-Hussain Salleh