Wifi-Reports: Improving Wireless Network Selection with Collaboration Export

@inproceedings{citeulike:5348913, abstract = {Wi-Fi clients can obtain much better performance at some commercial hotspots than at others. Unfortunately, there is currently no way for users to determine which hotspot access points (APs) will be sufficient to run their applications before purchasing access. To address this problem, this paper presents Wifi-Reports , a collaborative service that provides Wi-Fi clients with historical information about AP performance and application support. The key research challenge in Wifi-Reports is to obtain accurate user-submitted reports. This is challenging because two conflicting goals must be addressed in a practical system: preserving the privacy of users' reports and limiting fraudulent reports. We introduce a practical cryptographic protocol that achieves both goals, and we address the important engineering challenges in building Wifi-Reports. Using a measurement study of commercial APs in Seattle, we show that Wifi-Reports would improve performance over previous AP selection approaches in 30\%-60\% of locations.}, address = {New York, NY, USA}, author = {Pang, Jeffrey and Greenstein, Ben and Kaminsky, Michael and McCoy, Damon and Seshan, Srinivasan}, booktitle = {Mobisys 2009, 7th international conference on Mobile systems, applications, and services}, citeulike-article-id = {5348913}, citeulike-linkout-0 = {http://portal.acm.org/citation.cfm?id=1555816.1555830}, citeulike-linkout-1 = {http://dx.doi.org/10.1145/1555816.1555830}, citeulike-linkout-2 = {http://www.cs.cmu.edu/~jeffpang/papers/mobisys09-wifireports.pdf}, comment = {References: 32, 34, 36, 38 (AP performance metrics); 20, 21 (untraceable e-cash); 3 HTTP analyzer}, day = {22}, doi = {10.1145/1555816.1555830}, editor = {Flinn, Jason and LaMarca, Anthony}, isbn = {978-1-60558-566-6}, keywords = {collaborative, collection, database, hasref, metrics, performance, wireless}, location = {Krak\'{o}w, Poland}, month = {June}, organization = {ACM SIGMOBILE}, pages = {123--136}, posted-at = {2009-10-01 13:04:54}, priority = {0}, publisher = {ACM}, title = {Wifi-Reports: Improving Wireless Network Selection with Collaboration}, url = {http://dx.doi.org/10.1145/1555816.1555830}, year = {2009} }

TY - CONF ID - citeulike:5348913 L3 - citeulike-article-id:5348913 N2 - Wi-Fi clients can obtain much better performance at some commercial hotspots than at others. Unfortunately, there is currently no way for users to determine which hotspot access points (APs) will be sufficient to run their applications before purchasing access. To address this problem, this paper presents Wifi-Reports , a collaborative service that provides Wi-Fi clients with historical information about AP performance and application support. The key research challenge in Wifi-Reports is to obtain accurate user-submitted reports. This is challenging because two conflicting goals must be addressed in a practical system: preserving the privacy of users' reports and limiting fraudulent reports. We introduce a practical cryptographic protocol that achieves both goals, and we address the important engineering challenges in building Wifi-Reports. Using a measurement study of commercial APs in Seattle, we show that Wifi-Reports would improve performance over previous AP selection approaches in 30%-60% of locations. CY - Kraków, Poland SN - 978-1-60558-566-6 OR - ACM SIGMOBILE AD - New York, NY, USA EP - 136 TI - Wifi-Reports: Improving Wireless Network Selection with Collaboration PB - ACM T2 - Mobisys 2009, 7th international conference on Mobile systems, applications, and services SP - 123 KW - collaborative KW - collection KW - database KW - hasref KW - metrics KW - performance KW - wireless N1 - References: 32, 34, 36, 38 (AP performance metrics); 20, 21 (untraceable e-cash); 3 HTTP analyzer AU - Pang, Jeffrey AU - Greenstein, Ben AU - Kaminsky, Michael AU - McCoy, Damon AU - Seshan, Srinivasan A2 - Flinn, Jason A2 - LaMarca, Anthony PY - 2009/06/22/ UR - http://dx.doi.org/10.1145/1555816.1555830 ER -