omarjnb/implicit-aspect-identification

NMF for implicit aspect identification

Code and data for Non-negative Matrix Factorization for Implicit Aspect Identification

Requirements

• NumPy = 1.15.3
• stop_words
• nltk

Read data

read datasets in /data/ by 'read_raw_text.py' and read datasets in /souce/ by 'read_semeval.py'

extract aspect and opinion words

extract dependency relations by 'dependency_parser.py' apply Double Propagation by 'double_propagation.py'

predition and identification

run 'nmf.py' to cluster aspects and predict the implicit aspect