The references in the article don't reflect the latest research. So far as I know, this is close to state of the art: https://github.com/lemire/JavaFastPFOR ht

The references in the article don't reflect the latest research. So far as I know, this is close to state of the art: https://github.com/lemire/JavaFastPFOR https://github.com/lemire/JavaFastPFOR The links to the papers in the readme are useful if you want to learn more.