Neural progenitors play favorites

Neural progenitors play favorites

A simple way to get cleavage o partition cellular components into dividing daughter cells, the spindle apparatus induces the formation of a cleavage furrow, but results conflict about which specific components are required for this process. By physically dissecting the spindle apparatus in grasshopper spermato-cytes, Alsop and Zhang now show on page 383 that bundled microtubules are the only st...

Why Parents Play Favorites: Explanations for Unequal Bequests

Finding Favorites

We investigate a new type of information-theoretic identification problem, suggested to us by Alan Taylor. In this problem we are given a set of items, more than half of which share a common “good” value. The other items have various other values which are called “bad”. The only method we have for gaining information about the items’ values is to ask whether two items share the same value. We c...

HiBO: Mining Web's Favorites

HiBO is a bookmark management system that incorporates a number of Web mining techniques and offers new ways to search, browse, organize and share Web data. One of the most challenging features that HiBO incorporates is the automated hierarchical structuring of bookmarks that are shared across users. One way to go about organizing shared files is to use one of the existing collaborative filteri...

Making Favorites Useful

In this paper, we describe our work in adding functionality to the standard favorites, or bookmarks, list typically available in modern web browsers. Our goal is to increase the rate at which those browsing the web can “re-find” information they have previously bookmarked for later perusal. To this end, we have developed a favorites manager, deployed in a simple web browsing application, that i...