This is the second part of the Journal of Data and Information Science (JDIS) Special Issue on ISSI 2019, the 17th International Conference on Scientometrics and Informetrics (ISSI2019) held in Rome, on 2–5 September 2019 and includes additional 10 selected posters presented during the conference largely expanded by the authors afterwards. The papers included in this volume have been grouped in three broad themes:

中文翻译：

---

信息计量和科学计量工具开发和应用的新方法

这是 2019 年 9 月 2 日至 5 日在罗马举行的第 17 届科学计量学和信息计量学国际会议 (ISSI2019) 上 ISSI 2019 的 Journal of Data and Information Science (JDIS) 特刊的第二部分，其中包括另外 10 份精选海报在会议期间，作者后来在很大程度上扩大了。本卷中包含的论文分为三大主题：