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We present Overall FLOP Utilization (OFU), a hardware-level, precision-agnostic GPU efficiency metric for AI workloads on HPC systems, derived from two on-chip performance counters: Tensor Pipe Activity and SM clock frequency. OFU requires…

分布式、并行与集群计算 · 计算机科学 2026-05-21 Connor Pedersen , Dong H. Ahn , Michel Migdal , Collin Neale , Nik Konyuchenko

Hyperparameter tuning is critical to the success of federated learning applications. Unfortunately, appropriately selecting hyperparameters is challenging in federated networks. Issues of scale, privacy, and heterogeneity introduce noise in…

机器学习 · 计算机科学 2023-05-16 Kevin Kuo , Pratiksha Thaker , Mikhail Khodak , John Nguyen , Daniel Jiang , Ameet Talwalkar , Virginia Smith

As the conventional scaling of logic devices comes to an end, functional wafer backside and 3D transistor stacking are consensus for next-generation logic technology, offering considerable design space extension for powers, signals or even…

应用物理 · 物理学 2025-01-28 Haoran Lu , Xun Jiang , Yanbang Chu , Ziqiao Xu , Rui Guo , Wanyue Peng , Yibo Lin , Runsheng Wang , Heng Wu , Ru Huang

Rising computational demands of modern natural language processing (NLP) systems have increased the barrier to entry for cutting-edge research while posing serious environmental concerns. Yet, progress on model efficiency has been impeded…

Prior studies in the automatic classification of voice quality have mainly studied the use of the acoustic speech signal as input. Recently, a few studies have been carried out by jointly using both speech and neck surface accelerometer…

音频与语音处理 · 电气工程与系统科学 2023-08-08 Sudarsana Reddy Kadiri , Farhad Javanmardi , Paavo Alku

Benchmarks are standards that allow to identify opportunities for improvement among comparable units. This study suggests a 2-step methodology for calculating probabilistic benchmarks in noisy data sets: (i) double-hyperbolic undersampling…

统计金融 · 定量金融 2021-03-03 Rolando Gonzales Martinez

Neuromorphic hardware platforms can significantly lower the energy overhead of a machine learning inference task. We present a design-technology tradeoff analysis to implement such inference tasks on the processing elements (PEs) of a Non-…

神经与进化计算 · 计算机科学 2022-03-11 Shihao Song , Adarsha Balaji , Anup Das , Nagarajan Kandasamy

Recent advancements in automatic speech recognition (ASR) have achieved notable progress, whereas robustness in noisy environments remains challenging. While speech enhancement (SE) front-ends are widely used to mitigate noise as a…

声音 · 计算机科学 2025-09-29 Siyi Zhao , Wei Wang , Yanmin Qian

Deep learning has been applied to diverse audio semantics tasks, enabling the construction of models that learn hierarchical levels of features from high-dimensional raw data, delivering state-of-the-art performance. But do these algorithms…

声音 · 计算机科学 2021-07-21 Lazaros Vrysis , Iordanis Thoidis , Charalampos Dimoulas , George Papanikolaou

Automatic speaker verification, like every other biometric system, is vulnerable to spoofing attacks. Using only a few minutes of recorded voice of a genuine client of a speaker verification system, attackers can develop a variety of…

声音 · 计算机科学 2019-06-20 Balamurali BT , Kin Wah Edward Lin , Simon Lui , Jer-Ming Chen , Dorien Herremans

Artificial Intelligence (AI) workloads drive a rapid expansion of high-performance computing (HPC) infrastructures and increase their power and energy demands towards a critical level. AI benchmarks representing state-of-the art workloads…

性能 · 计算机科学 2026-03-18 Martin Mayr , Sebastian Wind , Lukas Schröder , Georg Hager , Harald Köstler , Gerhard Wellein

This paper is a study of performance-efficiency trade-offs in pre-trained models for automatic speech recognition (ASR). We focus on wav2vec 2.0, and formalize several architecture designs that influence both the model performance and its…

计算与语言 · 计算机科学 2021-09-15 Felix Wu , Kwangyoun Kim , Jing Pan , Kyu Han , Kilian Q. Weinberger , Yoav Artzi

Performance of end-to-end neural networks on a given hardware platform is a function of its compute and memory signature, which in-turn, is governed by a wide range of parameters such as topology size, primitives used, framework used,…

人工智能 · 计算机科学 2019-05-28 Raghavendra Bhat , Pravin Chandran , Juby Jose , Viswanath Dibbur , Prakash Sirra Ajith

Microphone array techniques are widely used in sound source localization and smart city acoustic-based traffic monitoring, but these applications face significant challenges due to the scarcity of labeled real-world traffic audio data and…

音频与语音处理 · 电气工程与系统科学 2024-12-30 Shitong Fan , Feiyang Xiao , Wenbo Wang , Shuhan Qi , Qiaoxi Zhu , Wenwu Wang , Jian Guan

Voice assistants, such as smart speakers, have exploded in popularity. It is currently estimated that the smart speaker adoption rate has exceeded 35% in the US adult population. Manufacturers have integrated speaker identification…

声音 · 计算机科学 2021-09-08 Quchen Fu , Zhongwei Teng , Jules White , Maria Powell , Douglas C. Schmidt

Sound event detection systems typically consist of two stages: extracting hand-crafted features from the raw audio waveform, and learning a mapping between these features and the target sound events using a classifier. Recently, the focus…

声音 · 计算机科学 2018-05-11 Emre Çakır , Tuomas Virtanen

Modern audio systems universally employ mel-scale representations derived from 1940s Western psychoacoustic studies, potentially encoding cultural biases that create systematic performance disparities. We present a comprehensive evaluation…

声音 · 计算机科学 2026-04-14 Shivam Chauhan , Ajay Pundhir

Detection of common events and scenes from audio is useful for extracting and understanding human contexts in daily life. Prior studies have shown that leveraging knowledge from a relevant domain is beneficial for a target acoustic event…

Intracellular recordings of neuronal membrane potential are a central tool in neurophysiology. In many situations, especially in vivo, the traditional limitation of such recordings is the high electrode resistance, which may cause…

神经元与认知 · 定量生物学 2007-11-15 R. Brette , Z. Piwkowska , M. Rudolph-Lilith , T. Bal , A. Destexhe

In live and studio recordings unexpected sound events often lead to interferences in the signal. For non-stationary interferences, sound source separation techniques can be used to reduce the interference level in the recording. In this…

声音 · 计算机科学 2017-11-01 Delia Fano Yela , Sebastian Ewert , Derry FitzGerald , Mark Sandler