An unpublished, undated manuscript belonging to Erwin Schrödinger was analyzed to establish a likely date for when it was ...

With 16 days to go until Election Day, pollsters are attempting the tricky task of predicting who will actually vote. Their ...

Cross-correlation is a measurement that tracks the movements over time of two variables relative to each other.

Up until the last article, we dealt with "numerical noise" such as missing values and outliers. This time, we are looking at data written in text (categorical variables), such as "Tokyo," "Osaka," ...