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...The CLI tools to quickly convert the "raw" data of the dataset into "mature" data for knowledge tracing task. The "mature" data is in json sequence format and can be modeled by XKT and TKT(TBA) The analysis dataset tool only supports the json sequence format. To check the following statical indexes of the dataset. In order to better verify the effectiveness of the model, the dataset is usually divided into train/valid/test or using kfold method. Each item in the sequence represents one interaction. The first element of the item is the exercise id (in some works, the exercise id is not one-to-one mapped to one knowledge unit(ku)/concept, but in junyi, one exercise contains one ku) and the second one indicates whether the learner correctly answers the exercise, 0 for wrongly while 1 for correctly.

This is the first implementation of QueLang. QueLang is a language I designed for Questionnaire Design and Implementation. This software can compile your code (written in .ql text files) into a special .qlc format (a kind of database). Then it can read those .qlc files to open them in viewer and export them to PDF format. It can be also used for exam and test designing! Tested on: -Linux Ubuntu 12.04 -Windows 7 64-bit QueLang can run by double clicking the .jar (or .exe)...