relevantNOISE™ is a technology company dedicated to mining web logs, or blogs, for business intelligence. Using proprietary data mining, natural language processing, and tone extraction technologies, relevantNOISE helps clients monitor the quickly growing "blogosphere" in real time to track the level of volume around key topic areas -- including industry, brands, products, executives, and competitors. The company further assists clients by determining whether those conversations are positive or negative and how that changes over time.
Here's some info about Lori Arnold. And I can personally attest to the fact that she's really smart, really cool, and an excellent speaker. (Lori, you owe me lunch.)