SPML 2024 information: 1. SPML 2024 is supported by ACM Singapore Chapter and Shandong University of Science and Technology. 2. Prof. Jie Lu AO from University of Technology Sydney in Australia, Prof. Yiyu Yao from University of Regina in Canada and Prof. Chin-Chen Chang from Feng Chia University will be the keynote speakers. 3. Due to the COVID-19 pandemic, SPML 2020, SPML 2021 and SPML 2022 were special arranged into online conference. All the accepted and registered papers in SPML 2020 have been published into ACM conference proceedings (ISBN: 978-1-4503-7573-3), which have been indexed by EI Compendex and Scopus.