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ICALT
2005
IEEE
14 years 1 months ago
Designing a Multimedia-Based Cognitive Tool for Solving Word Problems Involving Fractions
Various studies have indicated that many students in the world faced difficulties in solving word problems especially when the problems involve fractions. A study conducted on Mal...
Azlina Ahmad, Siti Salwah Salim, Roziati Zainuddin
ICALT
2008
IEEE
14 years 2 months ago
A SOA-Based Framework for Constructing Problem Solving Environments
In this paper we present a framework for constructing problem solving environments for assessing procedural knowledge, i.e. the student’s ability to apply his/her knowledge in o...
Jaime Gálvez, Eduardo Guzmán, Ricard...
ECTEL
2009
Springer
14 years 2 months ago
Assessing Collaboration Quality in Synchronous CSCL Problem-Solving Activities: Adaptation and Empirical Evaluation of a Rating
The work described is part of an ongoing interdisciplinary collaboration between two research teams of the University of Patras, Greece and the University of Freiburg, Germany, whi...
Georgios Kahrimanis, Anne Meier, Irene-Angelica Ch...
STOC
2004
ACM
102views Algorithms» more  STOC 2004»
14 years 8 months ago
A simple polynomial-time rescaling algorithm for solving linear programs
The perceptron algorithm, developed mainly in the machine learning literature, is a simple greedy method for finding a feasible solution to a linear program (alternatively, for le...
John Dunagan, Santosh Vempala
ICALT
2006
IEEE
14 years 1 months ago
Using IMS Learning Design to model collaborative learning activities
IMS Learning Design provides a counter to the trend towards designing for lone-learners reading from screens. It guides staff and educational developers to start not with content,...
Colin Tattersall