Multidimensional IRT analysis of 34k FCI administrations identifies 22 robust misconception dimensions and computes student/class scores revealing varied post-instruction remediation patterns.
year = 2016
2 Pith papers cite this work. Polarity classification is still indexing.
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A new alternating-optimization scheme for Bayesian joint modal estimation enables scalable sparse estimation in exploratory item factor analysis with demonstrated efficiency on simulations and Big Five personality data.
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Sparse Bayesian joint modal estimation for exploratory item factor analysis
A new alternating-optimization scheme for Bayesian joint modal estimation enables scalable sparse estimation in exploratory item factor analysis with demonstrated efficiency on simulations and Big Five personality data.