Full Name: The 5th International Conference on Algorithms, Computing and Systems Abbreviation:ICACS 2021 The 5th International Conference on Algorithms, Computing and Systems (ICACS 2021) Xi'an, China | September 24-26, 2021 →Publication: All papers will be strictly double blind reviewed by the program committee, and accepted papers of ICACS 2021 (after proper registration and presentation) will be published in the International Conference Proceedings Series by ACM (ISBN: 978-1-4503-8508-4), which will be archived in the ACM Digital Library, and indexed by Ei Compendex, Scopus, etc. Conference proceedings of ICACS 2017 & ICACS 2018 & ICACS 2020 have been included in the ACM Digital Library and index by Ei Compendex and Scopus. →Submission Instruction: English is the official language.Paper should be prepared and presented in English. Abstract (200-400 words) submission for presentation only without publication. Full paper (no less than 8 Pages) submission is required for Publication and Presentation. Submission: 1: Electronic Submission System: http://confsys.iconf.org/submission/icacs2021 2: Email submission directly to icacs@iacsit.net． →Topics: Advanced numerical algorithms Running time Sorting algorithm Cognitive computing Applications of computation as a scientific paradigm Computational methods, algorithms and scientific application Education in computational science Hybrid computational methods Large scale scientific instruments Problem solving environments Visualization and virtual reality as applied to computational science Web and grid based simulation and computing For more topics, please check：http://icacs.org/cfp.html →Contact: Conference secretary: Ms. Tracy Liu Tel:+86-18302820449 Email: icacs@iacsit.net Website: http://icacs.org/index.html Office Hour: 09:30--18:00, Monday to Friday (GMT+8 Time Zone)