How to read newsgroups software#

Second, some newsgroups are moderated.Attempted postings to these newsgroups are automatically forwarded to themoderator, who decides whether or not they belong in the newsgroup. When the number ofpostings in a newsgroup gets too large, it is often split into two or morenewsgroups with identifiable subtopics. First, the division of the bulletin boardinto newsgroups allows readers to focus on a few topics. Netnews provides two mechanisms that help readers limit their attention toarticles likely to interest them. Often, readers find the process toofrustrating and stop reading netnews altogether. Each reader ends up sifting through many newsarticles to find a few valuable ones. Moreover, tastes differ, so that no one article will appeal toall the readers of a newsgroup. Some seem not to care about reader interest, only about their ownright to write. Writers cannoteasily tell whether their comments are valued, except by the vocal few who postresponses. Almosteveryone complains that the signal to noise ratio is too low. Over the years netnews has become a principalmedium for sharing among computer users.Д®ven so, the experience of using netnews is not completely satisfying. Many others use netnews just to keep in touch with other peoplearound the world, to learn about new books, new recipes, new music, and whatlife in other cities is like. Researchers depend on netnews as a way of keepingup-to-date on new research directions and important results in betweenconferences. System administrators depend on netnewsto keep in touch with the latest development work, the latest security holes,and the latest bug fixes. In fact, netnews' rapid broadcast nature and widespread readership has reshapedthe way the computing community works. Clearly, a lot of people aregetting value from these bulletin boards. There are many more'lurkers' who read but do not post articles. TheJanuestimates of netnews participation indicate that more than140,000 people posted articles in the previous two weeks. In a discussion, often called a thread, one articleinduces replies from several others, each of which may also induce replies. The newsgroups carry announcements,questions, and discussions. Recent counts indicate that there are more than 8000 newsgroups, with anaverage traffic of more than 100 MB per day. To copy otherwise, or to republish, requires a fee and/or specificpermission. Permission to copy without fee all or part of this material is granted providedthat the copies are not made or distributed for commercial advantage, the ACMcopyright notice and the title of the publication and its date appear, andnotice is given that copying is by permission of the Association for ComputingMachinery. It propagates articles so that,with some delays, an article posted from anywhere in the world is available toeveryone else. The Usenet netnews system creates the illusion of a singlebulletin board available anywhere in the world. Rather than addressing an article directly to a known set of people, thewriter posts it in a newsgroup, a public place available to anyone interestedin the topic. Bulletin boards have been an important mechanism forthat. KEYWORDS: Collaborative filtering, information filtering, electronic bulletinboards, social filtering, Usenet, netnews, user model, selective disseminationof information.Д¬omputer networks allow the formation of interest groups that crossgeographical barriers.

How to read newsgroups software#

The entirearchitecture is open: alternative software for news clients and Better BitBureaus can be developed independently and can interoperate with the componentswe have developed. Users can protect their privacy by entering ratings under pseudonyms,without reducing the effectiveness of the score prediction. The rating servers predict scoresbased on the heuristic that people who agreed in the past will probably agreeagain. Rating servers, called Better BitBureaus, gather and disseminate the ratings. News reader clients display predicted scores and make it easy forusers to rate articles after they read them. GroupLens is a system for collaborative filtering of netnews, tohelp people find articles they will like in the huge stream of availablearticles. Paul Resnick*, Neophytos Iacovou**, Mitesh Suchak*, PeterBergstrom**, John Riedl**Д®mail: Proceedings of ACM 1994 Conference on Computer Supported Cooperative Work, Chapel Hill, NC: Pages 175-186Д¬opyright В©1994, Association for Computing MachineryД¬ollaborative filters help people make choices based on the opinions ofother people. GroupLens: An OpenArchitecture for Collaborative Filtering of Netnews GroupLens: An OpenArchitecture for Collaborative Filtering of Netnews