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AIED
2005
Springer
15 years 8 months ago
Developing a Bayes-net based student model for an External Representation Selection Tutor
Abstract. This paper describes the process by which we are constructing an intelligent tutoring system (ERST) designed to improve learners’ external representation (ER) selection...
Beate Grawemeyer, Richard Cox
148
Voted
ADBIS
2007
Springer
117views Database» more  ADBIS 2007»
15 years 6 months ago
On the Effect of Trajectory Compression in Spatiotemporal Querying
Existing work repeatedly addresses that the ubiquitous positioning devices will start to generate an unprecedented stream of time-stamped positions leading to storage and computati...
Elias Frentzos, Yannis Theodoridis
TREC
2007
15 years 3 months ago
Exploring Traits of Adjectives to Predict Polarity Opinion in Blogs and Semantic Filters in Genomics
: This paper presents the results of our team in the Genomics and Blog tracks in TREC 2007. We used the language model implementation provided by Indri for both tracks. For the BLO...
Miguel E. Ruiz, Ying Sun, Jianqiang Wang, Hongfang...
VLDB
1992
ACM
111views Database» more  VLDB 1992»
15 years 6 months ago
Using Segmented Right-Deep Trees for the Execution of Pipelined Hash Joins
In this paper, we explore the execution of pipelined hash joins in a multiprocessor-based database system. To improve the query execution, an innovative approach on query executio...
Ming-Syan Chen, Ming-Ling Lo, Philip S. Yu, Honest...
COSIT
1995
Springer
111views GIS» more  COSIT 1995»
15 years 6 months ago
Range Queries Involving Spatial Relations: A Performance Analysis
: Spatial relations are becoming an important aspect of spatial access methods because of the increasing interest on qualitative spatial information processing. In this paper we sh...
Yannis Theodoridis, Dimitris Papadias