Xiao Fu

Correlating processes for automatic memory evidence analysis

2015

Nowadays in order to process and store many kinds of multimedia data, the storage capability of memory has grown greatly. Moreover the widespread use of mobile devices and cloud computing has made criminal investigators often …

Anchor-Free Correlated Topic Modeling: Identifiability and Algorithm

2016 · arXiv (Cornell University)

In topic modeling, many algorithms that guarantee identifiability of the topics have been developed under the premise that there exist anchor words -- i.e., words that only appear (with positive probability) in one topic. Follow-up …