English
Related papers

Related papers: Astronomical Image Processing at Scale With Pegasu…

200 papers

With the rapid advancement of Big Data platforms such as Hadoop, Spark, and Dataflow, many tools are being developed that are intended to provide end users with an interactive environment for large-scale data analysis (e.g., IQmulus).…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-10-25 Amit Kumar Mondal , Banani Roy , Chanchal K. Roy , Kevin A. Schneider

With the growing amount of astronomical data, there is an increasing need for automated data processing pipelines, which can extract scientific information from observation data without human interventions. A critical aspect of these…

Instrumentation and Methods for Astrophysics · Physics 2024-05-07 Peng Jia , Yu Song , Jiameng Lv , Runyu Ning

The amount of remote sensing data available to applications is constantly growing due to the rise of very-high-resolution sensors and short repeat cycle satellites. Consequently, tackling computational complexity in Earth Observation…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-09-29 Remi Cresson

We introduce NebulOS, a Big Data platform that allows a cluster of Linux machines to be treated as a single computer. With NebulOS, the process of writing a massively parallel program for a datacenter is no more complicated than writing a…

Instrumentation and Methods for Astrophysics · Physics 2016-09-15 Nathaniel R. Stickley , Miguel A. Aragon-Calvo

The increasing number and complexity of planetary exploration space missions require new tools to access, visualize and analyse data to improve their scientific return. ASI Science Data Center (ASDC) addresses this request with the web-tool…

Instrumentation and Methods for Astrophysics · Physics 2016-03-18 Angelo Zinzi , Maria Teresa Capria , Ernesto Palomba , Paolo Giommi , Lucio Angelo Antonelli

The world astronomical image archives represent huge opportunities to time-domain astronomy sciences and other hot topics such as space defense, and astronomical observatories should improve this wealth and make it more accessible in the…

Instrumentation and Methods for Astrophysics · Physics 2019-12-18 Ovidiu Vaduvescu , Lucian Curelaru , Marcel Popescu

Temporal motif mining is the task of finding the occurrences of subgraph patterns within a large input temporal graph that obey the specified structural and temporal constraints. Despite its utility in several critical application domains…

Software Engineering · Computer Science 2023-10-12 Yichao Yuan , Haojie Ye , Sanketh Vedula , Wynn Kaza , Nishil Talati

Picasso is a free open-source (Eclipse Public License) web application written in Python for rendering standard visualizations useful for analyzing convolutional neural networks. Picasso ships with occlusion maps and saliency maps, two…

Computer Vision and Pattern Recognition · Computer Science 2017-09-12 Ryan Henderson , Rasmus Rothe

A Materials Project based open-source Python tool, MPInterfaces, has been developed to automate the high-throughput computational screening and study of interfacial systems. The framework encompasses creation and manipulation of interface…

The logarithmic model offers new tools for image processing. An efficient method for image enhancement is to use an affine transformation with the logarithmic operations: addition and scalar multiplication. We define some criteria for…

Computer Vision and Pattern Recognition · Computer Science 2014-12-18 Vasile Patrascu , Vasile Buzuloiu

Spatial intelligence is emerging as a transformative frontier in AI, yet it remains constrained by the scarcity of large-scale 3D datasets. Unlike the abundant 2D imagery, acquiring 3D data typically requires specialized sensors and…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Xingyu Miao , Haoran Duan , Quanhao Qian , Jiuniu Wang , Yang Long , Ling Shao , Deli Zhao , Ran Xu , Gongjie Zhang

We equip dynamic geometry software (DGS) with a user-friendly method that enables massively parallel calculations on the graphics processing unit (GPU). This interplay of DGS and GPU opens up various applications in education and…

Mathematical Software · Computer Science 2018-08-15 Aaron Montag , Jürgen Richter-Gebert

This thesis surveys the research in patch-based synthesis and algorithms for finding correspondences between small local regions of images. We additionally explore a large kind of applications of this new fast randomized matching technique.…

Graphics · Computer Science 2020-05-14 Hadi Abdi Khojasteh

The past years have witnessed great progress on remote sensing (RS) image interpretation and its wide applications. With RS images becoming more accessible than ever before, there is an increasing demand for the automatic interpretation of…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Yang Long , Gui-Song Xia , Shengyang Li , Wen Yang , Michael Ying Yang , Xiao Xiang Zhu , Liangpei Zhang , Deren Li

Deep learning techniques are becoming increasingly important to solve a number of image processing tasks. Among common algorithms, Convolutional Neural Networks and Recurrent Neural Networks based systems achieve state of the art results on…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Rémi Cresson

With its high sensitivity, the Pyramid wavefront sensor (PyWFS) is becoming an advantageous sensor for astronomical adaptive optics (AO) systems. However, this sensor exhibits significant non-linear behaviours leading to challenging AO…

Instrumentation and Methods for Astrophysics · Physics 2021-05-12 Vincent Chambouleyron , Olivier Fauvarque , Jean-François Sauvage , Benoît Neichel , Thierry Fusco

As supercomputers grow in size and complexity, power efficiency has become a critical challenge, particularly in understanding GPU power consumption within modern HPC workloads. This work addresses this challenge by presenting a data…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-05-22 Melanie Cornelius , Greg Cross , Shilpika Shilpika , Matthew T. Dearing , Zhiling Lan

The HIFI data processing pipeline was developed to systematically process diagnostic, calibration and astronomical observations taken with the HIFI science instrumentas part of the Herschel mission. The HIFI pipeline processed data from all…

Instrumentation and Methods for Astrophysics · Physics 2019-05-13 K. Edwards , R. F. Shipman , D. Kester , A. Lorenzani , M. Melchior

Running scientific workflows on a supercomputer can be a daunting task for a scientific domain specialist. Workflow management solutions (WMS) are a standard method for reducing the complexity of application deployment on high performance…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-07-30 Wouter Klijn , Sandra Diaz-Pier , Abigail Morrison , Alexander Peyser

Synthetic aperture imaging has enabled breakthrough observations from radar to astronomy. However, optical implementation remains challenging due to stringent wavefield synchronization requirements among multiple receivers. Here we present…

‹ Prev 1 8 9 10 Next ›