Nonlinear penalized estimation of true Q-matrix in cognitive diagnostic models
A key issue of cognitive diagnostic models (CDMs) is the correct identification of Q-matrix which indicates the relationship between attributes and test items. Previous CDMs typically assumed a known Q-matrix provided by domain experts such as those who developed the questions. However, misspecifica...
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| Language: | English |
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2013
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| Online Access: | https://doi.org/10.7916/D8J96DKZ |