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» TinyMotion: camera phone based interaction methods
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DPHOTO
2009
126views Hardware» more  DPHOTO 2009»
13 years 4 months ago
Measuring texture sharpness of a digital camera
A method for evaluating texture quality as shot by a camera is presented. It is shown that usual sharpness measurements are not completely satisfying for this task. A new target b...
Frédéric Cao, Frederic Guichard, Her...
IPCV
2010
13 years 4 months ago
Eyes-Free Barcode Localization and Decoding for Visually Impaired Mobile Phone Users
An eyes-free barcode localization and decoding method is presented that enables visually impaired (VI) mobile phone users to decode MSI (Modified Plessy) barcodes on shelves and U...
Vladimir A. Kulyukin, Aliasgar Kutiyanawala
MHCI
2009
Springer
14 years 24 days ago
Text versus speech: a comparison of tagging input modalities for camera phones
Speech and typed text are two common input modalities for mobile phones. However, little research has compared them in their ability to support annotation and retrieval of digital...
Mauro Cherubini, Xavier Anguera, Nuria Oliver, Rod...
GBRPR
2007
Springer
14 years 12 days ago
Grouping Using Factor Graphs: An Approach for Finding Text with a Camera Phone
Abstract. We introduce a new framework for feature grouping based on factor graphs, which are graphical models that encode interactions among arbitrary numbers of random variables....
Huiying Shen, James Coughlan
CHI
2008
ACM
14 years 6 months ago
Target acquisition with camera phones when used as magic lenses
When camera phones are used as magic lenses in handheld augmented reality applications involving wall maps or posters, pointing can be divided into two phases: (1) an initial coar...
Michael Rohs, Antti Oulasvirta