White Cane device : a mobile assistant for visually challenged people

[1]  S. Govindarajulu,et al.  A Comparison of SIFT, PCA-SIFT and SURF , 2012 .

[2]  Lucas Paletta,et al.  Geo-contextual priors for attentive urban object recognition , 2009, 2009 IEEE International Conference on Robotics and Automation.

[3]  David G. Lowe,et al.  Fast Approximate Nearest Neighbors with Automatic Algorithm Configuration , 2009, VISAPP.

[4]  Joo-Hwee Lim,et al.  Scene Recognition with Camera Phones for Tourist Information Access , 2007, 2007 IEEE International Conference on Multimedia and Expo.

[5]  Cordelia Schmid,et al.  A Performance Evaluation of Local Descriptors , 2005, IEEE Trans. Pattern Anal. Mach. Intell..

[6]  G LoweDavid,et al.  Distinctive Image Features from Scale-Invariant Keypoints , 2004 .

[7]  R. Sinnott.  Virtues of the Haversine , 1984 .