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» Cosparse analysis modeling - uniqueness and algorithms
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CSDA
2006
191views more  CSDA 2006»
15 years 6 months ago
Forecasting daily time series using periodic unobserved components time series models
We explore a periodic analysis in the context of unobserved components time series models that decompose time series into components of interest such as trend, seasonal and irregu...
Siem Jan Koopman, Marius Ooms
EDM
2010
160views Data Mining» more  EDM 2010»
15 years 7 months ago
Using Neural Imaging and Cognitive Modeling to Infer Mental States while Using an Intelligent Tutoring System
Functional magnetic resonance imaging (fMRI) data were collected while students worked with a tutoring system that taught an algebra isomorph. A cognitive model predicted the distr...
Jon M. Fincham, John R. Anderson, Shawn Betts, Jen...
SIGIR
2008
ACM
15 years 6 months ago
Retrieval and feedback models for blog feed search
Blog feed search poses different and interesting challenges from traditional ad hoc document retrieval. The units of retrieval, the blogs, are collections of documents, the blog p...
Jonathan L. Elsas, Jaime Arguello, Jamie Callan, J...
JNW
2006
108views more  JNW 2006»
15 years 6 months ago
System-Level Fault Diagnosis Using Comparison Models: An Artificial-Immune-Systems-Based Approach
The design of large dependable multiprocessor systems requires quick and precise mechanisms for detecting the faulty nodes. The problem of system-level fault diagnosis is computati...
Mourad Elhadef, Shantanu Das, Amiya Nayak
TIFS
2008
179views more  TIFS 2008»
15 years 6 months ago
Blind Identification of Source Cell-Phone Model
The various image-processing stages in a digital camera pipeline leave telltale footprints, which can be exploited as forensic signatures. These footprints consist of pixel defects...
Oya Çeliktutan, Bülent Sankur, Ismail ...