Give Your Data an Entrance Exam: Tools from Psychometrics for Data Quality Evaluation SciPy 2016 - видео

We discuss a means by which item response theory IRT originally developed as a psychometric tool for assessing a persons intellectual or academic ability given their performance on a standardized test can be used as a data quality tool. Assuming that a dataset has an underlying ability to train predictive models where the ability is specific to the type of dependent variable being predicted we build many models on top of a variety of datasets to simultaneously assess the best dataset for a...
Источник видео: RuTube.ru (Технологии и интернет)