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Quantized compressive sensing (QCS) deals with the problem of representing compressive signal measurements with finite precision representation, i.e., a mandatory process in any practical sensor design. To characterize the signal…

信息论 · 计算机科学 2018-05-14 Chunlei Xu , Vincent Schellekens , Laurent Jacques

Model quantization can reduce the model size and computational latency, it has become an essential technique for the deployment of deep neural networks on resourceconstrained hardware (e.g., mobile phones and embedded devices). The existing…

计算机视觉与模式识别 · 计算机科学 2021-03-10 Qigong Sun , Yan Ren , Licheng Jiao , Xiufang Li , Fanhua Shang , Fang Liu

In this study, we propose a novel architecture, the Quantum Pointwise Convolution, which incorporates pointwise convolution within a quantum neural network framework. Our approach leverages the strengths of pointwise convolution to…

机器学习 · 计算机科学 2024-12-03 An Ning , Tai-Yue Li , Nan-Yow Chen

The rapid growth of spatial data urges the research community to find efficient processing techniques for interactive queries on large volumes of data. Approximate Query Processing (AQP) is the most prominent technique that can provide…

数据库 · 计算机科学 2020-08-18 Tin Vu , Ahmed Eldawy

Quantum neural networks (QNNs) provide expressive probabilistic models by leveraging quantum superposition and entanglement, yet their practical training remains challenging due to highly oscillatory loss landscapes and noise inherent to…

量子物理 · 物理学 2026-01-26 Jaemin Seo

This paper introduces CompressedMediQ, a novel hybrid quantum-classical machine learning pipeline specifically developed to address the computational challenges associated with high-dimensional multi-class neuroimaging data analysis.…

量子物理 · 物理学 2024-09-24 Kuan-Cheng Chen , Yi-Tien Li , Tai-Yu Li , Chen-Yu Liu , Po-Heng Li , Cheng-Yu Chen

Compressive sensing is a sensing protocol that facilitates reconstruction of large signals from relatively few measurements by exploiting known structures of signals of interest, typically manifested as signal sparsity. Compressive…

量子物理 · 物理学 2022-08-10 Kyle Sherbert , Naveed Naimipour , Haleh Safavi , Harry Shaw , Mojtaba Soltanalian

Quantum kernel methods are promising for near-term quantum ma- chine learning, yet their behavior under data corruption remains insuf- ficiently understood. We analyze how quantum feature constructions degrade under controlled additive…

Distributed architectures are gaining prominence in quantum machine learning as a means to overcome hardware limitations and enable scalable quantum information processing. In this context, we analyze the design and performance of…

This paper introduces a new learning-based method, NASM, for anisotropic surface meshing. Our key idea is to propose a graph neural network to embed an input mesh into a high-dimensional (high-d) Euclidean embedding space to preserve…

计算机视觉与模式识别 · 计算机科学 2024-11-04 Hongbo Li , Haikuan Zhu , Sikai Zhong , Ningna Wang , Cheng Lin , Xiaohu Guo , Shiqing Xin , Wenping Wang , Jing Hua , Zichun Zhong

Accelerated MRI protocols routinely involve a predefined sampling pattern that undersamples the k-space. Finding an optimal pattern can enhance the reconstruction quality, however this optimization is a challenging task. To address this…

图像与视频处理 · 电气工程与系统科学 2024-08-30 Cagan Alkan , Morteza Mardani , Congyu Liao , Zhitao Li , Shreyas S. Vasanawala , John M. Pauly

Self-Attention Mechanism (SAM) is good at capturing the internal connections of features and greatly improves the performance of machine learning models, espeacially requiring efficient characterization and feature extraction of…

量子物理 · 物理学 2023-08-08 Jinjing Shi , Ren-Xin Zhao , Wenxuan Wang , Shichao Zhang , Xuelong Li

Magnetic Resonance Imaging (MRI) acquisitions require extensive scan times, limiting patient throughput and increasing susceptibility to motion artifacts. Accelerated parallel MRI techniques reduce acquisition time by undersampling k-space…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Mingi Kang

With applications ranging from metabolomics to histopathology, quantitative phase microscopy (QPM) is a powerful label-free imaging modality. Despite significant advances in fast multiplexed imaging sensors and deep-learning-based inverse…

Purpose: Undersampling is used to reduce the scan time for high-resolution 3D magnetic resonance imaging. In order to achieve better image quality and avoid manual parameter tuning, we propose a probabilistic Bayesian approach to recover…

图像与视频处理 · 电气工程与系统科学 2022-10-20 Shuai Huang , James J. Lah , Jason W. Allen , Deqiang Qiu

Magnetic Resonance (MR) imaging, despite its proven diagnostic utility, remains an inaccessible imaging modality for disease surveillance at the population level. A major factor rendering MR inaccessible is lengthy scan times. An MR scanner…

机器学习 · 计算机科学 2024-06-07 Chen-Yu Yen , Raghav Singhal , Umang Sharma , Rajesh Ranganath , Sumit Chopra , Lerrel Pinto

Compressive imaging is an emerging application of compressed sensing, devoted to acquisition, encoding and reconstruction of images using random projections as measurements. In this paper we propose a novel method to provide a scalable…

信息论 · 计算机科学 2013-10-07 Diego Valsesia , Enrico Magli

Many online, i.e., time-adaptive, inverse problems in signal processing and machine learning fall under the wide umbrella of the asymptotic minimization of a sequence of non-negative, convex, and continuous functions. To incorporate…

最优化与控制 · 数学 2011-08-08 Konstantinos Slavakis , Isao Yamada

Molecular property prediction (e.g., energy) is an essential problem in chemistry and biology. Unfortunately, many supervised learning methods usually suffer from the problem of scarce labeled molecules in the chemical space, where such…

机器学习 · 计算机科学 2020-07-08 Zhongkai Hao , Chengqiang Lu , Zheyuan Hu , Hao Wang , Zhenya Huang , Qi Liu , Enhong Chen , Cheekong Lee

Deep convolutional neural networks (CNNs) have shown excellent performance in object recognition tasks and dense classification problems such as semantic segmentation. However, training deep neural networks on large and sparse datasets is…

计算机视觉与模式识别 · 计算机科学 2017-12-25 Lorenz Berger , Eoin Hyde , M. Jorge Cardoso , Sebastien Ourselin