A fast object recognition and categorization technique for robot grasping using the visual bag of words

Author(s):  
Mohamed Hannat ◽  
Nabila Zrira ◽  
Younes Raoui ◽  
El Houssine Bouyakhf

Author(s):  
Sheng Yu ◽  
Di-Hua Zhai ◽  
Haocun Wu ◽  
Hongda Yang ◽  
Yuanqing Xia


Author(s):  
Ben Kehoe ◽  
Akihiro Matsukawa ◽  
Sal Candido ◽  
James Kuffner ◽  
Ken Goldberg




2013 ◽  
Vol 321-324 ◽  
pp. 956-960 ◽  
Author(s):  
Lei Tang ◽  
Chang Sheng Zhou ◽  
Liang Zhang

Bag of words algorithm is an efficient object recognition algorithm based on semantic features extraction and expression. It learns the virtues of the text-based search algorithm to make images a range of visual words, extract the semantic characters and carry out the detection and recognition of interesting objects. Bag of words algorithm is extracted from gray images and discard s color information of images. We propose in this paper a method of image retrieval based on clustered domain colors and bag of words algorithm. The results of experiments show that this method can improve the precision of retrieval efficiently.





2013 ◽  
Vol 830 ◽  
pp. 485-489
Author(s):  
Shu Fang Wu ◽  
Jie Zhu ◽  
Zhao Feng Zhang

Combining multiple bioinformatics such as shape and color is a challenging task in object recognition. Usually, we believe that if more different bioinformatics are considered in object recognition, then we could get better result. Bag-of-words-based image representation is one of the most relevant approaches; many feature fusion methods are based on this model. Sparse coding has attracted a considerable amount of attention in many domains. A novel sparse feature fusion algorithm is proposed to fuse multiple bioinformatics to represent the images. Experimental results show good performance of the proposed algorithm.





Author(s):  
David Augusto Rojas Vigo ◽  
Fahad Shahbaz Khan ◽  
Joost van de Weijer ◽  
Theo Gevers


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