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SIGIR
2005
ACM
16 years 1 months ago
Predicting query difficulty on the web by learning visual clues
We describe a method for predicting query difficulty in a precision-oriented web search task. Our approach uses visual features from retrieved surrogate document representations (...
Eric C. Jensen, Steven M. Beitzel, David A. Grossm...
UIST
1998
ACM
15 years 12 months ago
Constant Density Visualizations of Non-Uniform Distributions of Data
The cartographic Principle of Constant Information Density suggests that the amount of information in an interactive visualization should remain constant as the user pans and zoom...
Allison Woodruff, James A. Landay, Michael Stonebr...
VISUALIZATION
1997
IEEE
15 years 11 months ago
Fast oriented line integral convolution for vector field visualization via the Internet
Oriented Line Integral Convolution (OLIC) illustrates flow fields by convolving a sparse texture with an anisotropic convolution kernel. The kernel is aligned to the underlying ...
Rainer Wegenkittl, Eduard Gröller
LREC
2008
155views Education» more  LREC 2008»
15 years 9 months ago
OpenCCG Workbench and Visualization Tool
Combinatorial Category Grammar is (CCG) a lexicalized grammar formalism which is expressed by syntactic category, a logical form representation. There are difficulties in represen...
Thepchai Supnithi, Suchinder Singh, Taneth Ruangra...
ASSETS
2010
ACM
15 years 7 months ago
Leveraging proprioception to make mobile phones more accessible to users with visual impairments
Accessing the advanced functions of a mobile phone is not a trivial task for users with visual impairments. They rely on screen readers and voice commands to discover and execute ...
Frank Chun Yat Li, David Dearman, Khai N. Truong