1. Internship Review By Jin Zhao 11/02/2011

2. Jin Zhao 11/02/2011 / 12 2WING, NUS

3. Jin Zhao 11/02/2011 / 12 3WING, NUS

4. Jin Zhao 11/02/2011 / 12 Research in University of Colorado at Boulder Prof. Tamara Sumner – Curriculum Customization – QUALITY Prof. James Martin – General NLP (Semantic Role Labeling, Name Disambiguation) – Medical NLP 4WING, NUS

5. Jin Zhao 11/02/2011 / 12 QUALITY Project Quality indicators – 7 in total: has Instructions, has Sponsors, indicates age range, etc. – Discovered through data analysis and expert study – Classified using SVM with text features Tasks – Classification on smaller text blocks – Build an IR system that utilizes quality indicator information 5WING, NUS

6. Jin Zhao 11/02/2011 / 12 Information Utilization in Domain-specific IR Axes for classifying information – Type: excerpts, derived information, user-generated information – Source: intra-resource, inter-resource, external – Level: low, high – Representation: text, numbers, graphs – Size: small, medium, large Stages of Information Retrieval – Query formulation – Retrieval – Result Display – Result Navigation 6WING, NUS

7. Jin Zhao 11/02/2011 / 12 Information Utilization in Domain-specific IR Quality Indicator Information – Scores  Derived information  Intra-resource  High-level  Numbers  Small 7WING, NUS – Text Snippets  Excerpts  Intra-resource  High-level  Texts  Medium to large Methods of Utilization – Query formulation  Filters and sort options – Retrieval  Filtering and sorting – Result Display  Progressive information display –Result Navigation  Filters and sort options

8. Jin Zhao 11/02/2011 / 12 System Screenshots Original Digital Discovery System (DDS) Filters and Sort Options at Query Formulation 8WING, NUS

9. Jin Zhao 11/02/2011 / 12 System Screenshots Progressive Information Display at Result Display 9WING, NUS

10. Jin Zhao 11/02/2011 / 12 System Screenshots Filters and Sort Options at Result Navigation 10WING, NUS Quality Indicator Information Grade Level and Resource Type

11. Jin Zhao 11/02/2011 / 12 Lessons Learned Adapt to the supervision and work style Be independent and proactive Enjoy oneself but stay alert! 11WING, NUS