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Non-identifiability, equivalence classes, and attribute-specific classification in Q-matrix based Cognitive Diagnosis Models
CDM diagnostic classification DINA DINO NIAD-DINA Q-matrix consistency identifiability
2013/4/27
There has been growing interest in recent years in Q-matrix based cognitive diagnosis models. Parameter estimation and respondent classification under these models may suffer due to identifiability is...
Detecting Non-Identifiability on the Poly-Weibull Model
Non-Identifiability the Poly-Weibull Model
2009/9/18
Detecting Non-Identifiability on the Poly-Weibull Model。