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Chapter and Conference Paper
Towards Virtual Course Evaluation Using Web Intelligence
Web-based learning environments are now extensively used. To guarantee the success in the learning processes, instructors require tools which help them to understand how these systems are used by their student...
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Chapter and Conference Paper
Synoptic Maps Forecast Using Spatio-temporal Models
The objective of this paper is to study several approaches to forecasting the temporal evolution of meteorological synoptic maps that carry information in visual form but without objects. Window-based descript...
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Chapter and Conference Paper
Meteorological Image Descriptors
The objective of this paper is to get a visual characterization of time evolution images, in particular, synoptic maps taken from Meteorology. Preliminary tasks required before image processing are reviewed. T...
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Chapter and Conference Paper
Web Usage Mining Project for Improving Web-Based Learning Sites
Despite the great success of data mining being applied for personalization in web environments, it has not yet been massively applied in the e-learning domains. In this paper, we outline a web usage mining pro...
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Chapter and Conference Paper
Preprocessing Phase in the PIETSI Project (Prediction of Time Evolution Images Using Intelligent Systems)
We outline the PIETSI project, the core of which is an image prediction strategy, and discuss common preliminary image processing tasks that are relevant when facing problems such as: useless background, infor...
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Chapter and Conference Paper
Vertical Partitioning Algorithms in Distributed Databases
Data distribution is a crucial problem affecting the cost and efficient use of these systems. The problem is further exacerbated by the lack of methods and support tools for the design of distributed databases...