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ICIA
2007
15 years 7 months ago
An Intelligent Discussion-Bot for Guiding Student Interactions in Threaded Discussions
Although there are high expectations for collaborative discussion and on-line learning, existing systems for on-line discussion and chat facilities are not fully effective in prom...
Jihie Kim, Erin Shaw, Grace Chern, Donghui Feng
FLAIRS
2008
15 years 7 months ago
Using Latent Semantic Analysis to Explore Second Language Lexical Development
This study explores how Latent Semantic Analysis (LSA) can be used as a method to examine the lexical development of second language (L2) speakers. This year long longitudinal stu...
Scott A. Crossley, Thomas L. Salsbury, Philip M. M...
ADC
2008
Springer
94views Database» more  ADC 2008»
15 years 7 months ago
Content-based Image Retrieval Using Image Regions as Query Examples
A common approach to content-based image retrieval is to use example images as queries; images in the collection that have low-level features similar to the query examples are ret...
D. N. F. Awang Iskandar, James A. Thom, Seyed M. M...
ACL
2008
15 years 6 months ago
Word Clustering and Word Selection Based Feature Reduction for MaxEnt Based Hindi NER
Statistical machine learning methods are employed to train a Named Entity Recognizer from annotated data. Methods like Maximum Entropy and Conditional Random Fields make use of fe...
Sujan Kumar Saha, Pabitra Mitra, Sudeshna Sarkar
EDM
2008
93views Data Mining» more  EDM 2008»
15 years 6 months ago
A Preliminary Analysis of the Logged Questions that Students Ask in Introductory Computer Science
Asking questions is widely believed to contribute to student learning, but little is known about the questions that students ask or how to exploit them in tutorial interventions to...
Cecily Heiner