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MA
2011
Springer
241views Communications» more  MA 2011»
14 years 4 months ago
On the distribution of the ratio of the largest eigenvalue to the trace of a Wishart matrix
The ratio of the largest eigenvalue divided by the trace of a p×p random Wishart matrix with n degrees of freedom and identity covariance matrix plays an important role in variou...
Boaz Nadler
MA
2011
Springer
193views Communications» more  MA 2011»
14 years 4 months ago
Spatial autoregressive and moving average Hilbertian processes
Since the initial work on spatial statistical models developed in Bhattacharyya, Khalil and Richardson (1996), Basu and Reinsel (1993), Güyon (1995), Martin (1979, 1990, 1996), Ja...
María Dolores Ruiz-Medina
ICASSP
2011
IEEE
14 years 1 months ago
An iterative strategy to approach corners using a new saliency measurement
In this paper we propose a novel corner detection algorithm using local adaptive thresholding and iterative approaching. First, a new metric is defined to measure the saliency of ...
Lihong Ma, Xingjun Tan, Jing Tian
AIED
2011
Springer
14 years 1 months ago
Workflow-Based Assessment of Student Online Activities with Topic and Dialogue Role Classification
The Pedagogical Assessment Workflow System (PAWS) is a new workflow-based pedagogical assessment framework that enables the efficient and robust integration of diverse datasets for...
Jun Ma, Jeon-Hyung Kang, Erin Shaw, Jihie Kim
FSKD
2011
Springer
301views Fuzzy Logic» more  FSKD 2011»
13 years 9 months ago
Representation of Petri net with OWL DL ontology
—With the wide utilization of Petri nets, many researchers suggest that Petri nets should be reused and shared. Emerging the Semantic Web technologies, such as ontologies, can pl...
Fu Zhang, Z. M. Ma, Slobodan Ribaric