Blog

Many CPUs make light work of complex text comparison

Feature of the Month – EDIT_DISTANCE function

A great example of how useful little functions can place extreme demands on your computing infrastructure by virtue of the underlying math and iterations required. In this case the function calculates the Levenstein Edit Distance for two strings. Kognitio’s scale-out processing across all available servers and all available cores conquers this with ease for large row sets.

From a business perspective this is about finding degrees of similarity in a mass of possibilities, text is all to prone to typo’s or misspellings – especially in the quick thumb typing of the social media world!

Read more from Dr Sharon Kirkham on this topic:

Forum Post
PDF Download