ckip_absa_ch

• Academia Sinica CKIP Lab

• Summer Internship 2022

  • Collaborators: Ching Wen Yang, Chia Wen Lu

• Aspect Based Sentiment Analysis System

  • Domain: Restaurant
  • Language: Traditional Chinese

• Implementation:

  • Unsupervised, rule-based ABSA system
  • CKIP Chinese Dependency Parser
  • Lexicon-based Method: keeping a food(aspect) lexicon of 8K entries and a sentiment(opinion) lexicon cvaw4 of 5.6K entries
    • 2022.8 [Update] Expanding food(aspect) lexicon to 33K entries by crawling and segmenting
  • Shortest path algorithm from a found opinion to a found aspect
    • 2022.8 [Update] For each found opinion, search its aspect by NOUN relations, if a relation exists, set it as the aspect instead of running SP algorithm.
  • Particularly dealing with "Neg" (不) and "Advmod" (都) dep relations

• Meeting Minutes

• Drive

• 🥨 餐廳評論分析系統 Demo (CKIP Cluster/Internal)