| 2009 | CIKM | Sentiment analysis of movie reviews on discussion boards using a linguistic approach. | Tun Thura Thet, Jin-Cheon Na, Christopher S. G. Khoo, Subbaraj Shakthikumar |
| 2007 | DC | Integrating Dublin Core and Learning Object Metadata for Describing Learning Objects for Enhanced Reusability. | Abdul Halim Abdul, Abdus Sattar Chaudhry, Christopher S. G. Khoo |
| 2007 | DocEng | Filtering product reviews from web search results. | Tun Thura Thet, Jin-Cheon Na, Christopher S. G. Khoo |
| 2000 | ACL | Extracting Causal Knowledge from a Medical Database Using Graphical Patterns. | Christopher S. G. Khoo, Syin Chan, Yun Niu |
| 1999 | APSEC | Development of an Intelligent Web Interface to Online Library Catalog Databases. | Danny C. C. Poo, Teck-Kang Toh, Christopher S. G. Khoo, Glenn Hong |
| 1999 | SIGIR | A New Statistical Formula for Chinese Text Segmentation Incorporating Contextual Information. | Yubin Dai, Teck Ee Loh, Christopher S. G. Khoo |
| 1994 | ICCS | Linguistic Processing of Text for Large-Scale Conceptual Information Retrieval System. | Sung-Hyon Myaeng, Christopher S. G. Khoo, Ming Li II |
| 1992 | ICCS | On Uncertainty Handling in Plausible Reasoning with Conceptual Graphs. | Sung H. Myaeng, Christopher S. G. Khoo |