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SBBD
2004
133views Database» more  SBBD 2004»
15 years 7 months ago
Query Processing in ROSA Data Model
Learning Content Management Systems (LCMS) store and manage e-learning content and play an important role in the development of Distance Learning technology. ROSA (Repository of O...
Fábio Coutinho, Fabio Porto
WEBNET
2001
15 years 7 months ago
An Adaptive Hypermedia Presentation Modeling System for Custom Knowledge Representations
We propose a generic presentation system for adaptive educational hypermedia that is highly independent from domain knowledge representation and application state management. Our a...
Pablo Castells, José Antonio Macías ...
SDM
2003
SIAM
134views Data Mining» more  SDM 2003»
15 years 7 months ago
Hierarchical Document Clustering using Frequent Itemsets
A major challenge in document clustering is the extremely high dimensionality. For example, the vocabulary for a document set can easily be thousands of words. On the other hand, ...
Benjamin C. M. Fung, Ke Wang, Martin Ester
ICML
2010
IEEE
15 years 7 months ago
Nonparametric Return Distribution Approximation for Reinforcement Learning
Standard Reinforcement Learning (RL) aims to optimize decision-making rules in terms of the expected return. However, especially for risk-management purposes, other criteria such ...
Tetsuro Morimura, Masashi Sugiyama, Hisashi Kashim...
ALIFE
2008
15 years 6 months ago
The Nature of Words in Human Protolanguages: It's Not a Holophrastic-Atomic Meanings Dichotomy
There is an ongoing debate as to whether the words in early pre-syntactic forms of human language had simple atomic meanings like modern words [4, 5], or whether they were holophr...
Mike Dowman