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cs.IR2018★ 8 cited
A Constrained Coupled Matrix-Tensor Factorization for Learning Time-evolving and Emerging Topics
Sanaz Bahargam, Evangelos E. Papalexakis
Topic discovery has witnessed a significant growth as a field of data mining at large. In particular, time-evolving topic discovery, where the evolution of a topic is taken into ac…
cs.IR2018
RIPEx: Extracting malicious IP addresses from security forums using cross-forum learning
Joobin Gharibshah, Evangelos E. Papalexakis, Michalis Faloutsos
Is it possible to extract malicious IP addresses reported in security forums in an automatic way? This is the question at the heart of our work. We focus on security forums, where…