chrispiech / DeepKnowledgeTracing

source code for the paper Deep Knowledge Tracing
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About dataAssist.lua #3

Open KevinHuuu opened 7 years ago

KevinHuuu commented 7 years ago

Hello, I get little confused in the dataAssist.lua, row 103 "student['questionId'][i] = tonumber(id) + 1". Why plus 1? you store the id of the question in the questionId of the student,why plus one to the id?