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CVPR
2010
IEEE
15 years 6 months ago
Warping Background Subtraction
We present a background model that differentiates between background motion and foreground objects. Unlike most models that represent the variability of pixel intensity at a partic...
Teresa Ko, Stefano Soatto, Deborah Estrin
CHI
2010
ACM
15 years 4 months ago
Are your participants gaming the system?: screening mechanical turk workers
In this paper we discuss a screening process used in conjunction with a survey administered via Amazon.com’s Mechanical Turk. We sought an easily implementable method to disqual...
Julie S. Downs, Mandy B. Holbrook, Steve Sheng, Lo...
SIGCSE
2010
ACM
154views Education» more  SIGCSE 2010»
15 years 4 months ago
Teaching computational thinking through musical live coding in scratch
This paper discusses our experience in teaching an interdisciplinary general education course called Sound Thinking that is offered jointly by our Dept. of Computer Science and De...
Alex Ruthmann, Jesse M. Heines, Gena R. Greher, Pa...
HICSS
2009
IEEE
104views Biometrics» more  HICSS 2009»
15 years 4 months ago
Second Life as a Medium for Lecturing in College Courses
Second Life is an online virtual world that is gaining popularity in academic institutions as an alternative means for collaborative and distance education. However, the number of...
Daniel C. Cliburn, Jeffrey L. Gross
CCS
2009
ACM
15 years 4 months ago
Towards secure dataflow processing in open distributed systems
Open distributed systems such as service oriented architecture and cloud computing have emerged as promising platforms to deliver software as a service to users. However, for many...
Juan Du, Wei Wei, Xiaohui Gu, Ting Yu