Wednesday, June 1

Twitter Releases Search+ Relevance based search

Today marks a significant milestone for real-time search. The results are now ranked based on relevance instead of purely based on recency. The announcement was made by CEO Jack Dorsey at the All Things D conference earlier today. A key important feature is that the new search incorporates rich media results, as mentioned on their blog announcement,
Not only will it deliver more relevant Tweets when you search for something or click on a trending topic, but it will also show you related photos and videos, right there on the results page. It's never been easier to get a sense of what's happening right now, wherever your curiosity takes you.
Danny Sullivan has an article covering the release and what "relevance" means in the context of real-time search:
Relevance for us today is using a combination of signals, your follower graph, who you follow, who’s following you. Another aspect is just looking at the content itself and the resonance of the content,” Mike Abbott, Twitter’s vice president of engineering.
The Twitter Engineering blog has on the update has more detail on the evolution of Twitter search since the original Summize days. Here is a small excerpt on what is needed to provide personalized relevance and filtering:
  • Static signals, added at indexing time
  • Resonance signals, dynamically updated over time
  • Information about the searcher, provided at search time
The post has more details worth reading on the infrastructure that goes into the search
For more news on twitter search be sure to follow @twittersearch.