Walmart (s wmt) is deploying a new internally-built search engine to power Walmart.com and ultimately increase sales conversions from searches. The Polaris search engine, developed by @WalmartLabs over the last 10 months, has been in use for the last few months on Walmart.com and has already boosted conversions to sales by 10-15 percent, the company said.
Polaris grew out of the semantic technology brought over through…
