Learning Category-Specific Dictionary and Shared Dictionary for Fine-Grained Image Categorization

• Main Authors: Tsang, Ivor Wai-Hung, Gao, Shenghua, Ma, Yi
• Other Authors: School of Computer Engineering
• Format: Article
• Language: English
• Published: 2016
• Subjects: Class-specific dictionary; Shared dictionary
• Online Access: https://hdl.handle.net/10356/82155; http://hdl.handle.net/10220/41143
• Institution: Nanyang Technological University

This paper targets fine-grained image categorization by learning a category-specific dictionary for each category and a shared dictionary for all the categories. Such category-specific dictionaries encode subtle visual differences among different categories, while the shared dictionary encodes commo...