@article {2345, title = {Detecting Item Preknowledge in Computerized Adaptive Testing Using Information Theory and Combinatorial Optimization}, journal = {Journal of Computerized Adaptive Testing}, volume = {2}, year = {2014}, pages = {37-58}, keywords = {combinatorial optimization, hypothesis testing, item preknowledge, Kullback-Leibler divergence, simulated annealing., test security}, issn = {2165-6592}, doi = {10.7333/1410-0203037}, url = {http://www.iacat.org/jcat/index.php/jcat/article/view/36/18}, author = {Belov, D. I.} }