Clue Propagation Based on Non-Adjective Opinion Words for Handling Disconnected Propagation in Product Reviews

Recently, much research has focused on explicit aspect extraction. User reviews in the textual form are unstructured data, creating a very high complexity when processed for sentiment analysis. Previous propagation approaches proposed this area mainly only adjective-and-noun-based relations. By using small seed of opinion words, there is possibility that can be disconnected, resulting several aspects and opinions remaining unextracted. To overcome aforementioned problem, we propose clue method by clues to successfully identify extract aspects, including noun-and-verb-based The utilization more than one prevented premature termination, extending scope We evaluated our comparing it with state-of-the-art methods. Empirically, experimental results showed added could were not extracted previous studies. Clue disconnected properties method.