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There are two main methods to implement FIR filters: software and hardware. In the software method, an FIR filter can be implemented within the processor by programming; it uses too much memory and it is extremely time-consuming while it…

信号处理 · 电气工程与系统科学 2019-04-11 Mohammad Hemmati , Vahid Rashtchi , Ahmad Maleki , Siroos Toofan

An in-house developed 2D ultrasound computerized Tomography system is fully automated. Performance analysis of instrument and software interfacing soft tools, namely the LabVIEW, MATLAB, C, and Python, is presented. The instrument…

编程语言 · 计算机科学 2023-11-01 Ankur Kumar , Mayank Goswami

This paper introduces a parallel and asynchronous Transformer framework designed for efficient and accurate multilingual lip synchronization in real-time video conferencing systems. The proposed architecture integrates translation, speech…

多媒体 · 计算机科学 2025-12-23 Eren Caglar , Amirkia Rafiei Oskooei , Mehmet Kutanoglu , Mustafa Keles , Mehmet S. Aktas

In this paper, we propose a novel normalized subband adaptive filter algorithm suited for sparse scenarios, which combines the proportionate and sparsity-aware mechanisms. The proposed algorithm is derived based on the proximal…

信号处理 · 电气工程与系统科学 2021-08-24 Gang Guo , Yi Yu , Rodrigo C. de Lamare , Zongsheng Zheng , Lu Lu , Qiangming Cai

The direct detection and characterization of planetary and substellar companions at small angular separations is a rapidly advancing field. Dedicated high-contrast imaging instruments deliver unprecedented sensitivity, enabling detailed…

地球与行星天体物理 · 物理学 2019-01-25 Tomas Stolker , Markus J. Bonse , Sascha P. Quanz , Adam Amara , Gabriele Cugno , Alexander J. Bohn , Anna Boehle

This study reports on the design of small footprint, integrated polarization filters based on engineered photonic lattices. Using a rods-in-air lattice as a basis for a TE filter and a holes-in-slab lattice for the analogous TM filter, we…

光学 · 物理学 2014-10-02 Denis Gagnon , Joey Dumont , Jean-Luc Déziel , Louis J. Dubé

Integrated optical filter based on microring resonators plays a critical role in many applications, ranging from wavelength division multiplexing and switching to channel routing. Bandwidth tunable filters are capable of meeting the…

光学 · 物理学 2022-04-26 Xinda Lu , Nuo Chen , Boqing Zhang , Haofan Yang , Yuntian Chen , Xinliang Zhang , Jing Xu

We realize a biochemical filtering process by introducing a buffer in a biocatalytic signal-transduction logic system based on the function of an enzyme, esterase. The input, ethyl butyrate, is converted into butyric acid-the output signal,…

软凝聚态物质 · 物理学 2017-09-13 Marcos Pita , Vladimir Privman , Mary A. Arugula , Dmitriy Melnikov , Vera Bocharova , Evgeny Katz

Approximate computing is an emerging paradigm where design accuracy can be traded for improvements in design metrics such as design area and power consumption. In this work, we overview our open-source tool, BLASYS, for synthesis of…

硬件体系结构 · 计算机科学 2025-07-01 Jingxiao Ma , Soheil Hashemi , Sherief Reda

We introduce a novel family of adaptive robust equalizers for highly challenging underwater acoustic (UWA) channel equalization. Since the underwater environment is highly non-stationary and subjected to impulsive noise, we use adaptive…

声音 · 计算机科学 2015-12-22 Dariush Kari , Muhammed Omer Sayin , Suleyman Serdar Kozat

Low-rank approximation is a fundamental technique in modern data analysis, widely utilized across various fields such as signal processing, machine learning, and natural language processing. Despite its ubiquity, the mechanics of low-rank…

机器学习 · 计算机科学 2024-08-13 Jun Lu

A switched-capacitor matrix multiplier is presented for approximate computing and machine learning applications. The multiply-and-accumulate operations perform discrete-time charge-domain signal processing using passive switches and 300 aF…

新兴技术 · 计算机科学 2016-12-06 Edward H. Lee , S. Simon Wong

The slowly varying complex envelope of sinusoidal signals can be estimated in real-time using digital downconversion. In this paper, we discuss the requirements on digital downconversion for control applications. Two low-latency…

最优化与控制 · 数学 2021-02-12 Olof Troeng , Lawrence Doolittle

Approximate computing is a nascent energy-efficient computing paradigm suitable for error-tolerant applications. However, the value of approximation error depends on the applied inputs where individual output error may reach intolerable…

新兴技术 · 计算机科学 2019-08-06 Mahmoud Masadeh , Osman Hasan , Sofiene Tahar

In real-time applications the characteristics and properties of a signal vary inconsistently. So, to maintain the integrity of such signals there is a need for effective adaptive filters. The conventional Least Mean Squared(LMS) algorithm…

信号处理 · 电气工程与系统科学 2021-12-01 R Sankara Prasad

The new 5G communications standard increases data rates and supports low-latency communication that places constraints on the computational complexity of channel decoders. 5G low-density parity-check (LDPC) codes have the so-called…

信号处理 · 电气工程与系统科学 2019-12-05 Maximilian Stark , Linfang Wang , Richard D. Wesel , Gerhard Bauch

Recent research on vision backbone architectures has predominantly focused on optimizing efficiency for hardware platforms with high parallel processing capabilities. This category increasingly includes embedded systems such as mobile…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Moritz Nottebaum , Matteo Dunnhofer , Christian Micheloni

Techniques to improve the data quality of interferometric radio observations are considered. Fundaments of fringe frequencies in the uv-plane are discussed and filters are used to attenuate radio-frequency interference (RFI) and off-axis…

天体物理仪器与方法 · 物理学 2012-04-02 A. R. Offringa , A. G. de Bruyn , S. Zaroubi

Butterfly algorithms are an effective multilevel technique to compress discretizations of integral operators with highly oscillatory kernel functions. The particular version of the butterfly algorithm considered here realizes the transfer…

数值分析 · 数学 2018-08-20 Steffen Börm , Christina Börst , Jens Markus Melenk

We introduce a new proxy score for evaluating bitext mining based on similarity in a multilingual embedding space: xSIM++. In comparison to xSIM, this improved proxy leverages rule-based approaches to extend English sentences in any…

计算与语言 · 计算机科学 2023-06-23 Mingda Chen , Kevin Heffernan , Onur Çelebi , Alex Mourachko , Holger Schwenk