2 papers
cs.IR2018
Incremental Sparse TFIDF & Incremental Similarity with Bipartite Graphs
Rui Portocarrero Sarmento, Pavel Brazdil
In this report, we experimented with several concepts regarding text streams analysis. We tested an implementation of Incremental Sparse TF-IDF (IS-TFIDF) and Incremental Cosine Si…
cs.SI2018
Dynamic Laplace: Efficient Centrality Measure for Weighted or Unweighted Evolving Networks
Mário Cordeiro, Rui Portocarrero Sarmento, Pavel Brazdil +1
With its origin in sociology, Social Network Analysis (SNA), quickly emerged and spread to other areas of research, including anthropology, biology, information science, organizati…