中文
相关论文

相关论文: SPARCQ: A new approach for fat fraction mapping us…

200 篇论文

Surface Plasmon Resonance (SPR) is an important bio-sensing technique for real-time label-free detection. However, it is pivotal to optimize various parameters of the sensor configuration for efficient and highly sensitive sensing. To that…

生物物理 · 物理学 2020-07-20 Ehsan Kabir , Syed Mohammad Ashab Uddin , Sayeed Shafayet Chowdhury

In the era of noisy intermediate scale quantum (NISQ) hardware, digital quantum computers are limited to shallow circuits on the order of a thousand layers due to system noise and qubit decoherence. Thus, every step of a simulation must be…

量子物理 · 物理学 2026-02-26 Michael Hite

This paper presents a methodology for using varying sample sizes in sequential quadratic programming (SQP) methods for solving equality constrained stochastic optimization problems. The first part of the paper deals with the delicate issue…

最优化与控制 · 数学 2023-03-23 Albert S. Berahas , Raghu Bollapragada , Baoyu Zhou

In the radiation therapy of nasopharyngeal carcinoma (NPC), clinicians typically delineate the gross tumor volume (GTV) using non-contrast planning computed tomography to ensure accurate radiation dose delivery. However, the low contrast…

图像与视频处理 · 电气工程与系统科学 2025-06-30 Zi Li , Ying Chen , Zeli Chen , Yanzhou Su , Tai Ma , Tony C. W. Mok , Yan-Jie Zhou , Yunhai Bai , Zhinlin Zheng , Le Lu , Yirui Wang , Jia Ge , Xianghua Ye , Senxiang Yan , Dakai Jin

Computing the Sparse Fast Fourier Transform(sFFT) of a K-sparse signal of size N has emerged as a critical topic for a long time. The sFFT algorithms decrease the runtime and sampling complexity by taking advantage of the signal inherent…

信号处理 · 电气工程与系统科学 2020-11-12 Bin Li , Zhikang Jiang , Jie Chen

In this paper an approach for decreasing the computational effort required for the split-step Fourier method (SSFM) is introduced. It is shown that using the sparsity property of the simulated signals, the compressive sampling algorithm can…

计算物理 · 物理学 2015-12-15 Cihan Bayindir

In this paper, we propose SpikingNeRF, which aligns the temporal dimension of spiking neural networks (SNNs) with the radiance rays, to seamlessly accommodate SNNs to the reconstruction of neural radiance fields (NeRF). Thus, the…

神经与进化计算 · 计算机科学 2024-11-20 Xingting Yao , Qinghao Hu , Fei Zhou , Tielong Liu , Zitao Mo , Zeyu Zhu , Zhengyang Zhuge , Jian Cheng

Spiking neural networks (SNNs) offer advantages in computational efficiency via event-driven computing, compared to traditional artificial neural networks (ANNs). While direct training methods tackle the challenge of non-differentiable…

神经与进化计算 · 计算机科学 2025-08-21 Hangming Zhang , Zheng Li , Qiang Yu

In recent years, large language models (LLMs) have become increasingly prevalent, offering remarkable text generation capabilities. However, a pressing challenge is their tendency to make confidently wrong predictions, highlighting the…

计算与语言 · 计算机科学 2024-03-06 Xiang Gao , Jiaxin Zhang , Lalla Mouatadid , Kamalika Das

Predicting accurate normal maps of objects from two-dimensional images in regions of complex structure and spatial material variations is challenging using photometric stereo methods due to the influence of surface reflection properties…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Kai Luo , Yakun Ju , Lin Qi , Kaixuan Wang , Junyu Dong

Edge bundling reduces the visual complexity of drawings of large and complex graphs by clustering "compatible" edges. However, it often introduces distortion by bundling "unrelated" edges, resulting in misleading, ambiguous drawings.…

数据结构与算法 · 计算机科学 2026-05-01 Xingjue Jiang , Seok-Hee Hong , Amyra Meidiana , Xianyuan Zeng

Real-time frequency measurement for non-repetitive and statistically rare signals are challenging problems in the electronic measurement area, which places high demands on the bandwidth, sampling rate, data processing and transmission…

信号处理 · 电气工程与系统科学 2023-08-21 Ruiyuan Ming , Peng Ye , Kuojun Yang , Zhixiang Pan , ChenYang Li , Chuang Huang

In this paper we propose and analyze a second order accurate (in time) numerical scheme for the square phase field crystal (SPFC) equation, a gradient flow modeling crystal dynamics at the atomic scale in space but on diffusive scales in…

数值分析 · 数学 2021-01-01 Min Wang , Qiumei Huang , Cheng Wang

The paper presents an alternative way to classical stereocorrelation. First, 2D image processing of random patterns is described. Sub-pixel displacements are determined using phase analysis. Then distortion evaluation is presented. The…

经典物理 · 物理学 2013-11-18 Jérôme Molimard , Gaetan Boyer , Hassan Zahouani

Graph database query languages feature expressive, yet computationally expensive pattern matching capabilities. Answering optional query clauses in SPARQL for instance renders the query evaluation problem immediately Pspace-complete.…

数据库 · 计算机科学 2018-10-23 Stephan Mennicke , Jan-Christoph Kalo , Denis Nagel , Hermann Kroll , Wolf-Tilo Balke

This paper investigates the effects of setting the sampling frequency significantly higher than conventional guidelines in system identification. Although continuous-time identification methods resolve the numerical difficulties encountered…

系统与控制 · 电气工程与系统科学 2025-06-05 Ichiro Maruta , Toshiharu Sugie

Variable and higher pulse repetition frequencies (PRFs) are increasingly being used to meet the stricter requirements and complexities of current airborne and spaceborne synthetic aperture radar (SAR) systems associated with higher…

计算工程、金融与科学 · 计算机科学 2017-05-24 Yoangel Torres , Kamal Premaratne , Falk Amelung , Shimon Wdowinski

Single Flux Quantum (SFQ) technology represents a groundbreaking advancement in computational efficiency and ultra-high-speed neuromorphic processing. The key features of SFQ technology, particularly data representation, transmission, and…

Crystalline defects critically influence material properties, necessitating accurate simulation methods. Existing approaches, from atomic-scale configurations to continuum elasticity, face inherent limitations in modeling…

材料科学 · 物理学 2025-10-09 Xinyi Wei , Yangshuai Wang , Kai Jiang , Lei Zhang

The use of cameras and computational algorithms for noninvasive, low-cost and scalable measurement of physiological (e.g., cardiac and pulmonary) vital signs is very attractive. However, diverse data representing a range of environments,…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Daniel McDuff , Miah Wander , Xin Liu , Brian L. Hill , Javier Hernandez , Jonathan Lester , Tadas Baltrusaitis