For what its worth, I have a quite fast MPHF implementation that uses an average of 3.2 bits per key. https://github.com/ahmetaa/zemberek-nlp/blob/master/core/

For what its worth, I have a quite fast MPHF implementation that uses an average of 3.2 bits per key. https://github.com/ahmetaa/zemberek-nlp/blob/master/core/src/main/java/zemberek/core/hash/MultiLevelMphf.java https://github.com/ahmetaa/zemberek-nlp/blob/master/core/src... it is used for language model compression. Also there is a Dart implementation as part of a small library. https://github.com/ahmetaa/poppy https://github.com/ahmetaa/poppy