Jiexiong Zhang

Utility Mining Across Multi-Dimensional Sequences

2019 · arXiv (Cornell University)

Knowledge extraction from database is the fundamental task in database and data mining community, which has been applied to a wide range of real-world applications and situations. Different from the support-based mining models, the utility-oriented …

Utility Mining across Multi-Sequences with Individualized Thresholds

2020 · ACM/IMS Transactions on Data Science

Utility-oriented pattern mining is an emerging topic, since it can reveal high-utility patterns from different types of data, which provides more information than the traditional frequency/confidence-based pattern mining models. The utilities of various items/objects are …