Toby Walker
Toby Walker
Principal Data Scientist, Microsoft
Verified email at
Cited by
Cited by
Online controlled experiments at large scale
R Kohavi, A Deng, B Frasca, T Walker, Y Xu, N Pohlmann
Proceedings of the 19th ACM SIGKDD international conference on Knowledge …, 2013
Systems and methods for statistically selecting content items to be used in a dynamically-generated display
TH Walker, DL Selinger, JM Rauser, PP Sundberg
US Patent 7,594,189, 2009
Trustworthy online controlled experiments: Five puzzling outcomes explained
R Kohavi, A Deng, B Frasca, R Longbotham, T Walker, Y Xu
Proceedings of the 18th ACM SIGKDD international conference on Knowledge …, 2012
Transforming multimedia data for delivery to multiple heterogeneous devices
A Tabatabai, T Walker, M Visharam
US Patent App. 10/283,738, 2003
Method and apparatus for supporting advanced coding formats in media files
M Visharam, A Tabatabai, T Walker
US Patent App. 10/425,685, 2004
Improving the sensitivity of online controlled experiments by utilizing pre-experiment data
A Deng, Y Xu, R Kohavi, T Walker
Proceedings of the sixth ACM international conference on Web search and data …, 2013
Progression of geographic atrophy in age-related macular degeneration: AREDS2 report number 16
TD Keenan, E Agrón, A Domalpally, TE Clemons, F van Asten, WT Wong, ...
Ophthalmology 125 (12), 1913-1928, 2018
Pskip: estimating relevance ranking quality from web search clickthrough data
K Wang, T Walker, Z Zheng
Proceedings of the 15th ACM SIGKDD international conference on knowledge …, 2009
Transcoding between content data and description data
A Tabatabai, T Walker, M Visharam, HK Rising III
US Patent 7,203,692, 2007
Semantics of Multimedia in MPEG-7
AB Benitez, H Rising, C Jorgensen, R Leonardi, A Bugatti, K Hasida, ...
Proceedings. International Conference on Image Processing 1, I-I, 2002
Signal processing method and video signal processor for detecting and analyzing a pattern reflecting the semantics of the content of a signal
T Walker, H Matsubara
US Patent 6,928,233, 2005
CMOS test chip design for process problem debugging and yield prediction experiments
W Lukaszek, W Yarbrough, T Walker, J Meindl
Solid State Technology 29 (3), 87-93, 1986
Method and apparatus for supporting advanced coding formats in media files
MZ Visharam, A Tabatabai, T Walker
US Patent 7,613,727, 2009
Top challenges from the first practical online controlled experiments summit
S Gupta, R Kohavi, D Tang, Y Xu, R Andersen, E Bakshy, N Cardin, ...
ACM SIGKDD Explorations Newsletter 21 (1), 20-35, 2019
Signal processing method and image-voice processing apparatus for measuring similarities between signals
T Walker, H Matsubara
US Patent 6,710,822, 2004
Signal processing method and video/voice processing device
T Walker
US Patent 6,744,922, 2004
Incremental bottom-up construction of data documents
T Walker, HK Rising III, A Tabatabai, MZ Visharam
US Patent 7,231,394, 2007
Variable Accuracy Inter-Picture Timing Specification for Video
BG Haskell, D Singer, A Dumitras, A Puri, T Walker, A Tabatabai
Joint Video Team (JVT) of ISO/IEC MPEG & ITU-T VCEG (ISO/IEC JTC1/SC29/WG11 …, 2002
Evaluating the ranking quality of a ranked list
K Wang, TH Walker, Z Zheng, FH Behr, Y Chen, RC Wang
US Patent 9,449,078, 2016
Transport hint table for synchronizing delivery time between multimedia content and multimedia content descriptions
A Tabatabai, HK Rising III, MZ Visharam, T Walker
US Patent 7,734,997, 2010
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