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The need to recover high-dimensional signals from their noisy low-resolution quantized measurements is widely encountered in communications and sensing. In this paper, we focus on the extreme case of one-bit quantizers, and propose a deep…

信号处理 · 电气工程与系统科学 2021-11-10 Shahin Khobahi , Nir Shlezinger , Mojtaba Soltanalian , Yonina C. Eldar

We propose without loss of generality strategies to achieve a high-throughput FPGA-based architecture for a QC-LDPC code based on a circulant-1 identity matrix construction. We present a novel representation of the parity-check matrix (PCM)…

硬件体系结构 · 计算机科学 2015-05-12 Swapnil Mhaske , Hojin Kee , Tai Ly , Ahsan Aziz , Predrag Spasojevic

Detection Transformers (DETR) are renowned object detection pipelines, however computationally efficient multiscale detection using DETR is still challenging. In this paper, we propose a Cross-Resolution Encoding-Decoding (CRED) mechanism…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Ashish Kumar , Jaesik Park

Erasure codes, such as Reed-Solomon (RS) codes, are being increasingly employed in data centers to combat the cost of reliably storing large amounts of data. Although these codes provide optimal storage efficiency, they require…

网络与互联网体系结构 · 计算机科学 2013-09-03 K. V. Rashmi , Nihar B. Shah , Dikang Gu , Hairong Kuang , Dhruba Borthakur , Kannan Ramchandran

Leakage to non-computational states is a source of correlated errors in both time and space that limits the effectiveness of quantum error correction (QEC) with superconducting circuits. We present and experimentally demonstrate a…

This paper propose a decoder architecture for low-density parity-check convolutional code (LDPCCC). Specifically, the LDPCCC is derived from a quasi-cyclic (QC) LDPC block code. By making use of the quasi-cyclic structure, the proposed…

信息论 · 计算机科学 2016-11-17 Chiu-Wing Sham , Xu Chen , Francis C. M. Lau , Yue Zhao , Wai M. Tam

Parameter-efficient fine-tuning (PEFT) methods have emerged as a practical solution for adapting large foundation models to downstream tasks, reducing computational and memory costs by updating only a small subset of parameters. Among them,…

机器学习 · 计算机科学 2025-12-30 Guoan Wan , Tianyu Chen , Fangzheng Feng , Haoyi Zhou , Runhua Xu

Orthogonal frequency division multiplexing (OFDM) has been considered for visible light communication (VLC) thanks to its ability to boost data rates as well as its robustness against frequency-selective fading channels. A major…

信息论 · 计算机科学 2013-01-16 Zhenhua Yu , Robert J. Baxley , G. Tong Zhou

Forecasting atmospheric flows with traditional discretization methods, also called full order methods (e.g., finite element methods or finite volume methods), is computationally expensive. We propose to reduce the computational cost with a…

数值分析 · 数学 2025-04-03 Arash Hajisharifi , Michele Girfoglio , Annalisa Quaini , Gianluigi Rozza

When facing objects/files of differing sizes in content delivery networks (CDNs) caches, pursuing an optimal object miss ratio (OMR) by approximating Belady no longer ensures an optimal byte miss ratio (BMR), creating confusion about how to…

网络与互联网体系结构 · 计算机科学 2022-12-29 Peng Wang , Yu Liu

The popular VQ-VAE models reconstruct images through learning a discrete codebook but suffer from a significant issue in the rapid quality degradation of image reconstruction as the compression rate rises. One major reason is that a higher…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Xinmiao Lin , Yikang Li , Jenhao Hsiao , Chiuman Ho , Yu Kong

The joint detection and classification of RF signals has been a critical problem in the field of wideband RF spectrum sensing. Recent advancements in deep learning models have revolutionized this field, remarkably through the application of…

信号处理 · 电气工程与系统科学 2024-08-14 Xiwen Kang , Hua-mei Chen , Genshe Chen , Kuo-Chu Chang , Thomas M. Clemons

Low-power wide-area network technologies such as LoRaWAN are promising for collecting low-rate monitoring data from geographically distributed sensors, in which timestamping the sensor data is a critical system function. This paper…

网络与互联网体系结构 · 计算机科学 2021-07-13 Chaojie Gu , Linshan Jiang , Rui Tan , Mo Li , Jun Huang

Multimode fiber (MMF), due to its large core diameter and high mode capacity, holds potential in high-speed communications. However, inherent modal dispersion causes output speckle distortion, and transmission characteristics are sensitive…

光学 · 物理学 2025-06-25 Yang Hu , Minyu Fan , Kun Liu , Songsong Zhu , Nan Jiang , Sha Wang

The ever growing demands of embedded systems to satisfy high computing performance and cost efficiency lead to the trend of using commercial off-the-shelf hardware. However, due to their highly integrated design they are becoming…

软件工程 · 计算机科学 2015-11-24 Andrea Höller , Tobias Rauter , Johannes Iber , Georg Macher , Christian Kreiner

Modern image compression methods are typically optimized for the rate--distortion--perception trade-off, whereas their robustness to bit-level corruption is rarely examined. We show that diffusion-based compressors built on the Reverse…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Amit Vaisman , Gal Pomerants , Raz Lapid

Improving model robustness in case of corrupted images is among the key challenges to enable robust vision systems on smart devices, such as robotic agents. Particularly, robust test-time performance is imperative for most of the…

计算机视觉与模式识别 · 计算机科学 2025-10-13 Elena Camuffo , Umberto Michieli , Jijoong Moon , Daehyun Kim , Mete Ozay

The increasing demand on the internet trafficking to meet the demands of video streaming and mobile communication has exerted too much pressure. Accordingly, this demand will result in providing high bandwidth which in turn increase the use…

信号处理 · 电气工程与系统科学 2020-09-29 Bashar J. Hamza , Wasan Kadhim Saad , Mohamed Ahmed AbdulNabi , Waheb A. Jabbar , Ibraheem Shayea

In this paper, we review the key figures of merit to assess the performance of advanced random access (RA) schemes exploiting physical layer coding, repetitions and collision resolution techniques. We then investigate RA modeling aspects…

信息论 · 计算机科学 2018-01-22 Alberto Mengali , Riccardo De Gaudenzi , Cedomir Stefanovic

Reduced energy consumption in sensor nodes is one of the major challenges in Wireless Sensor Networks (WSNs) deployment. In this regard, Error Control Coding (ECC) is one of techniques used for energy optimization in WSNs. Similarly,…

网络与互联网体系结构 · 计算机科学 2013-03-20 Z. Abbas , N. Javaid , A. Javaid , Z. A. Khan , M. A. Khan , U. Qasim
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