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» Information technology as social phenomenon
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DOLAP
2006
ACM
14 years 3 days ago
Building a web warehouse for accessibility data
As more and more information is available on the web, it is a problem that many web resources are not accessible, i.e., are not usable for users with special needs. For example, f...
Christian Thomsen, Torben Bach Pedersen
CIKM
2010
Springer
13 years 7 months ago
You are where you tweet: a content-based approach to geo-locating twitter users
We propose and evaluate a probabilistic framework for estimating a Twitter user’s city-level location based purely on the content of the user’s tweets, even in the absence of ...
Zhiyuan Cheng, James Caverlee, Kyumin Lee
WWW
2010
ACM
14 years 3 months ago
Collaborative location and activity recommendations with GPS history data
With the increasing popularity of location-based services, such as tour guide and location-based social network, we now have accumulated many location data on the Web. In this pap...
Vincent Wenchen Zheng, Yu Zheng, Xing Xie, Qiang Y...
SOUPS
2009
ACM
14 years 2 months ago
Who's viewed you?: the impact of feedback in a mobile location-sharing application
Feedback is viewed as an essential element of ubiquitous computing systems in the HCI literature for helping people manage their privacy. However, the success of online social net...
Janice Y. Tsai, Patrick Gage Kelley, Paul Hankes D...
ASSETS
2004
ACM
14 years 1 months ago
A web accessibility service: update and findings
We report here on our progress on a project first described at the ASSETS 2002 conference. At that time, we had developed a prototype system in which a proxy server intermediary w...
Vicki L. Hanson, John T. Richards