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ASKAP Science Data Processor software - ASKAPsoft Version 0.16.1

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Research Data Australia2026-05-29 收录
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ASKAPsoft, the ASKAP Science Data Processor, provides data processing functionality, including:* Calibration* Spectral line imaging* Continuum imaging* Source detection and generation of source catalogs* Transient detectionASKAPsoft is developed as a part of the CSIRO Australian Square Kilometre Array Pathfinder (ASKAP) Science Data Processor component. ASKAPsoft is a key component in the ASKAP system. It is the primary software for storing and processing raw data, and initiating the archiving of resulting science data products into the data archive (CASDA).The processing pipelines within ASKAPsoft are largely written in C++ built on top of casacore and other third party libraries. The software is designed to be parallelised, where possible, for performance.ASKAPsoft is designed to be built and executed in a standard Unix/Linux environment and core dependencies must be fulfilled by the platform. These include, but are not limited to, a C/C++/Fortran compiler, Make, Python 2.7, Java 7 and MPI. More specific dependencies are downloaded by the ASKAPsoft build system and are installed within the ASKAPsoft development tree. Specific to the Debian platform, after a standard installation of Debian Wheezy (7.x) the following packages will need to be installed with apt-get:* g++* gfortran* openjdk-7-jdk* python-dev* flex* bison* openmpi-bin* libopenmpi-dev* libfreetype6-dev* libpng12-devMore information regarding the building, installation and running of the software can be found in the README file in the root of the file structure that forms this collection.Source code can be accessed via the links in Related Materials section.-----This is a patch release that fixes several issues:* The parallel linear mosaicking tool linmos-mpi has been patched to correct a bug that was initialising cube slices incorrectly.Several fixes to the CP manager and the pipeline scripts were made following end-to-end testing with the full ASKAP online system:* The CP manager will send notifications to a nominated JIRA ticket upon SB state changes.* Several fixes were made to the CASDA uploading and polling scripts, to ensure accurate execution. The capability of sending notifications to a JIRA ticket has also been added.* The Project ID is now taken preferentially from the SB, rather than the config file.* The linear mosaicking in the pipelines is now not turned off when only a single beam is processed.

ASKAPsoft即ASKAP科学数据处理器,是澳大利亚联邦科学与工业研究组织(CSIRO)主导的澳大利亚平方千米阵列探路者(Australian Square Kilometre Array Pathfinder, ASKAP)科学数据处理器组件的一部分,同时也是ASKAP系统的核心组成部分。该软件具备完整的数据处理功能,具体包括:定标、谱线成像、连续谱成像、源探测与源星表生成、暂现源探测。 ASKAPsoft是存储与处理原始观测数据、并将生成的科学数据产品归档至数据归档系统(CASDA)的核心软件。ASKAPsoft内置的处理流水线大多基于casacore与其他第三方库,采用C++语言编写,设计上尽可能实现并行化以提升运行性能。 ASKAPsoft可在标准Unix/Linux环境中编译与运行,平台需满足核心依赖项要求,包括但不限于C/C++/Fortran编译器、Make工具、Python 2.7、Java 7以及消息传递接口(MPI)。更多特定依赖项将由ASKAPsoft的构建系统自动下载,并安装至ASKAPsoft开发目录中。针对Debian平台,在完成Debian Wheezy(7.x)的标准安装后,需通过apt-get包管理器安装以下软件包:g++、gfortran、openjdk-7-jdk、python-dev、flex、bison、openmpi-bin、libopenmpi-dev、libfreetype6-dev、libpng12-dev。 有关该软件的构建、安装与运行的详细说明,可参阅本数据集根目录下的README文件。源代码可通过“相关资料(Related Materials)”部分的链接获取。 -----本次为补丁更新版本,修复了若干问题: 1. 并行线性拼接工具linmos-mpi已修复立方体面片初始化错误的缺陷。 2. 结合ASKAP全在线系统的端到端测试结果,对CP管理器与流水线脚本进行了多项优化修复: - CP管理器可在观测块(SB)状态发生变化时,向指定的JIRA工单发送通知; - 修复了CASDA上传与轮询脚本的若干问题,确保执行准确性;新增了向JIRA工单发送通知的功能; - 项目ID将优先从观测块(SB)中获取,而非配置文件; - 当仅处理单波束数据时,流水线中的线性拼接功能不再被自动禁用。

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