Patent ID: 7590612

Claim:
One or more computer-storage media storing computer-useable instructions for causing a computing device to perform a method for generating a map to facilitate searching and navigating the blogosphere, the method comprising: accessing blog posts from each of a plurality of blogs within the blogosphere; converting each blog post to a feature vector, each feature vector having a dimensionality and representing a position of a blog post in a high-dimensional space; reducing the dimensionality of each feature vector from the high-dimensional space to a low-dimensional space to provide a representation of a position of each blog post in the low-dimensional space; generating a map based on the position of each blog post in the low-dimensional space; receiving data indicative of a user selection of a portion of the map to be monitored for a topic change; monitoring the portion of the blog map for a topic change; and communicating an alert to a user when a topic change occurs on the portion of the blog map.