When faced with many documents, people often use systems that characterize documents as read or unread. Most email and document management systems treat this distinction as a bina...
We study the common problem of approximating a target matrix with a matrix of lower rank. We provide a simple and efficient (EM) algorithm for solving weighted low-rank approximat...
Abstract-Search engines, such as Google, assign scores to news articles based on their relevancy to a query. However, not all relevant articles for the query may be interesting to ...
Raymond K. Pon, Alfonso F. Cardenas, David Buttler...
We propose a novel collaborative recommendation approach to take advantage of the information available in user-created lists. Our approach assumes associations among any two item...
This paper introduces the application Second Messenger, a tool for supporting face-to-face meetings and discussions. Second Messenger uses a speech-recognition engine as an input ...