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EDM
2009
108views Data Mining» more  EDM 2009»
13 years 5 months ago
Student Consistency and Implications for Feedback in Online Assessment Systems
Abstract. Most of the emphasis on mining online assessment logs has been to identify contentspecific errors. However, the pattern of general "consistency" is domain indep...
Tara M. Madhyastha, Steven L. Tanimoto
DCG
2010
146views more  DCG 2010»
13 years 5 months ago
An Elementary Deduction of the Topological Radon Theorem from Borsuk-Ulam
Abstract. The Topological Radon Theorem states that, for every continuous function from the boundary of a (d + 1)-dimensional simplex into Rn , there exist a pair of disjoint faces...
Craig R. Guilbault
SIAMMA
2010
63views more  SIAMMA 2010»
13 years 2 months ago
Sparse Tensor Product Wavelet Approximation of Singular Functions
Abstract. On product domains, sparse-grid approximation yields optimal, dimension-independent convergence rates when the function that is approximated has L2-bounded mixed derivati...
Monique Dauge, Rob Stevenson
TASLP
2010
157views more  TASLP 2010»
13 years 2 months ago
Multichannel Nonnegative Matrix Factorization in Convolutive Mixtures for Audio Source Separation
Abstract--We consider inference in a general data-driven object-based model of multichannel audio data, assumed generated as a possibly underdetermined convolutive mixture of sourc...
Alexey Ozerov, Cédric Févotte
TIM
2010
79views Education» more  TIM 2010»
13 years 2 months ago
Desired Order Continuous Polynomial Time Window Functions for Harmonic Analysis
Abstract--An approach for the construction of a family of desired order continuous polynomial time window functions is presented without self-convolution of the parent window. The ...
P. Singla, T. Singh