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Medical imaging is the technique used to create images of the human body or parts of it for clinical purposes. Medical images always have large sizes and they are commonly corrupted by single or multiple noise type at the same time, due to…

计算机视觉与模式识别 · 计算机科学 2020-05-13 Nora Youssef , Abeer M. Mahmoud , El-Sayed M. El-Horbaty

The integral image, an intermediate image representation, has found extensive use in multi-scale local feature detection algorithms, such as Speeded-Up Robust Features (SURF), allowing fast computation of rectangular features at constant…

计算机视觉与模式识别 · 计算机科学 2015-10-20 Shoaib Ehsan , Adrian F. Clark , Naveed ur Rehman , Klaus D. McDonald-Maier

The Nancy Grace Roman Space Telescope will implement a devoted weak gravitational lensing program with its High Latitude Wide Area Survey. For cosmological purposes, a critical step in Roman image processing is to combine dithered…

天体物理仪器与方法 · 物理学 2025-12-09 Kaili Cao , Christopher M. Hirata , Katherine Laliotis , Masaya Yamamoto , Emily Macbeth , M. A. Troxel

Parallelism patterns (e.g., map or reduce) have proven to be effective tools for parallelizing high-performance applications. In this paper, we study the recursive registration of a series of electron microscopy images - a time consuming…

分布式、并行与集群计算 · 计算机科学 2020-10-26 Marcin Copik , Tobias Grosser , Torsten Hoefler , Paolo Bientinesi , Benjamin Berkels

Distributed Computation has been a recent trend in engineering research. Parallel Computation is widely used in different areas of Data Mining, Image Processing, Simulating Models, Aerodynamics and so forth. One of the major usage of…

分布式、并行与集群计算 · 计算机科学 2017-03-28 C Rashmi

Images when processed using various enhancement techniques often lead to edge degradation and other unwanted artifacts such as halos. These artifacts pose a major problem for photographic applications where they can denude the quality of an…

图像与视频处理 · 电气工程与系统科学 2024-02-21 Shashwat Khandelwal , Ziaul Choudhury , Shashwat Shrivastava , Suresh Purini

We initiate a systematic study of tolerant testers of image properties or, equivalently, algorithms that approximate the distance from a given image to the desired property (that is, the smallest fraction of pixels that need to change in…

数据结构与算法 · 计算机科学 2016-08-16 Piotr Berman , Meiram Murzabulatov , Sofya Raskhodnikova

With the proliferation of ultra-high-speed mobile networks and internet-connected devices, along with the rise of artificial intelligence, the world is generating exponentially increasing amounts of data - data that needs to be processed in…

We present an algorithm to optimally process uniformly sampled array image data obtained with a nondestructive readout. The algorithm discards full wells, removes cosmic ray (particle) hits and other glitches, and makes a nearly optimum…

Modern computer systems typically conbine multicore CPUs with accelerators like GPUs for inproved performance and energy efficiency. However, these sys- tems suffer from poor performance portability, code tuned for one device must be…

分布式、并行与集群计算 · 计算机科学 2016-05-23 Thomas L. Falch , Anne C. Elster

Communication costs, resulting from synchronization requirements during learning, can greatly slow down many parallel machine learning algorithms. In this paper, we present a parallel Markov chain Monte Carlo (MCMC) algorithm in which…

机器学习 · 统计学 2014-03-24 Willie Neiswanger , Chong Wang , Eric Xing

Blind pansharpening addresses the problem of generating a high spatial-resolution multi-spectral (HRMS) image given a low spatial-resolution multi-spectral (LRMS) image with the guidance of its associated spatially misaligned high…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Lantao Yu , Dehong Liu , Hassan Mansour , Petros T. Boufounos

Binary code analysis is widely used to assess a program's correctness, performance, and provenance. Binary analysis applications often construct control flow graphs, analyze data flow, and use debugging information to understand how machine…

Neurosymbolic programs combine deep learning with symbolic reasoning to achieve better data efficiency, interpretability, and generalizability compared to standalone deep learning approaches. However, existing neurosymbolic learning…

编程语言 · 计算机科学 2025-10-01 Paul Biberstein , Ziyang Li , Joseph Devietti , Mayur Naik

Imaging and Image sensors is a field that is continuously evolving. There are new products coming into the market every day. Some of these have very severe Size, Weight and Power constraints whereas other devices have to handle very high…

硬件体系结构 · 计算机科学 2014-11-17 Nihar Athreyas , Zhiguo Lai , Jai Gupta , Dev Gupta

Image-based localization (IBL) aims to estimate the 6DOF camera pose for a given query image. The camera pose can be computed from 2D-3D matches between a query image and Structure-from-Motion (SfM) models. Despite recent advances in IBL,…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Wentao Cheng , Weisi Lin , Kan Chen , Xinfeng Zhang

Modern digital cameras and smartphones mostly rely on image signal processing (ISP) pipelines to produce realistic colored RGB images. However, compared to DSLR cameras, low-quality images are usually obtained in many portable mobile…

图像与视频处理 · 电气工程与系统科学 2021-11-11 Rao Muhammad Umer , Christian Micheloni

Image deblurring is a fundamental problem in imaging, usually solved with com-putationally intensive optimization procedures. We show that the minimization can be significantly accelerated by leveraging the fact that images and blur…

数值分析 · 数学 2015-12-29 Paul Escande , Pierre Weiss

The field of remote sensing is nowadays faced with huge amounts of data. While this offers a variety of exciting research opportunities, it also yields significant challenges regarding both computation time and space requirements. In…

分布式、并行与集群计算 · 计算机科学 2018-07-06 Malte von Mehren , Fabian Gieseke , Jan Verbesselt , Sabina Rosca , Stéphanie Horion , Achim Zeileis

The primary task of the 1.26-m telescope jointly operated by the National Astronomical Observatory and Guangzhou University is photometric observations of the g, r, and i bands. A data processing pipeline system was set up with mature…

天体物理仪器与方法 · 物理学 2020-05-27 Weirong Huang , Zhou Xie , Wenjie Zhong , Ying Mei , Hui Deng , Yingbo Liu , Feng Wang