Information Retrieval Assignment 1 2013

The data set for Assignment 1 (Text Retrieval) of the Information Retrieval course 2013 can be downloaded using the links below: Information Retrieval Assignment Dataset Part 1 (1103)   Information Retrieval Assignment Dataset Part 2 (1047) Note: After unzipping the two files, place the fb396001, fr94 and ft folders from Part 2  inside the Documents folder of Part 1.   The Java workspace for the Panda [...]

[PhD student talk] Iterative Expectation for Multi Period Information Retrieval

[ January 30, 2013; 4:00 pm to 5:00 pm. ] 16:00-17:00 Wed. 30, Jan. – 6.12a MPEB Speaker: Marc Sloan Title: Iterative Expectation for Multi Period Information Retrieval Abstract: Many Information Retrieval (IR) models make use of offline statistical techniques to score documents for ranking over a single period, rather than use an online, dynamic system that is responsive to users over time. In this paper, we explicitly formulate [...]

[PhD student talk] Ranked Accuracy and Unstructured Distributed Search

[ January 23, 2013; 4:00 pm to 5:00 pm. ] 16:00-17:00 Wed. 23, Jan. – 6.12a MPEB Speaker: Sami Richardson Title: Ranked Accuracy and Unstructured Distributed Search Abstract: Non-uniformly distributing documents in an unstructured peer-to-peer (P2P) network has been shown to improve both the expected search length and search accuracy, where accuracy is defined as the size of the intersection of the documents retrieved by a constrained, probabilistic search [...]

Natasa Milic-Frayling appointed visiting professor

  We are delighted to announce that Natasa Milic-Frayling, of Microsoft Research in Cambridge, UK, has been appointed as a visiting professor in the Media Futures Group.   Welcome Natasa!