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LATA
2009
Springer
15 years 10 months ago
Recent Developments in Algorithmic Teaching
Abstract. The present paper surveys recent developments in algorithmic teaching. First, the traditional teaching dimension model is recalled. Starting from the observation that the...
Frank J. Balbach, Thomas Zeugmann
WADS
2009
Springer
243views Algorithms» more  WADS 2009»
15 years 10 months ago
Approximation Algorithms for Buy-at-Bulk Geometric Network Design
Abstract. The buy-at-bulk network design problem has been extensively studied in the general graph model. In this paper we consider the geometric version of the problem, where all ...
Artur Czumaj, Jurek Czyzowicz, Leszek Gasieniec, J...
142
Voted
ECWEB
2009
Springer
204views ECommerce» more  ECWEB 2009»
15 years 10 months ago
Computational Complexity Reduction for Factorization-Based Collaborative Filtering Algorithms
Abstract. Alternating least squares (ALS) is a powerful matrix factorization (MF) algorithm for both implicit and explicit feedback based recommender systems. We show that by using...
István Pilászy, Domonkos Tikk
123
Voted
ICARIS
2009
Springer
15 years 10 months ago
An Error Propagation Algorithm for Ad Hoc Wireless Networks
Abstract. We were inspired by the role of co-stimulation in the Biological immune system (BIS). We propose and evaluate an algorithm for energy efficient misbehavior detection in a...
Martin Drozda, Sven Schaust, Sebastian Schildt, He...
AIMSA
2008
Springer
15 years 9 months ago
Solving the Course Timetabling Problem with a Hybrid Heuristic Algorithm
Abstract. The problem of curriculum-based course timetabling is studied in this work. In addition to formally defining the problem, we present a hybrid solution algorithm (Adaptiv...
Zhipeng Lü, Jin-Kao Hao