Transforming a dataset into one with fewer columns is more complicated than it might seem, explains Dr. James McCaffrey of Microsoft Research in this full-code, step-by-step machine learning tutorial.

A good way to see where this article is headed is to take a look at the screen shot of a demo program shown in Figure 1. The demo sets up a dummy dataset of six items: [ 5.1 3.5 1.4 0.2] [ 5.4 3.9 1.7 ...

This is a preview. Log in through your library . Abstract In linear regression, the theoretical influence function and the various sample versions of it have an established place as diagnostic tools.

This is a preview. Log in through your library . Abstract A nested series of hypotheses on dispersion structure is identified when observations are grouped in a multivariate sample. A simple method of ...

Inside living cells, mitochondria divide, lysosomes travel, and synaptic vesicles pulse—all in three dimensions (3Ds) and constant motion. Capturing these events with clarity is vital not just for ...