Shift Invariance Level Comparison of Several Contourlet Transforms and Their Texture Image Retrieval Systems

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DOI: 10.4236/jsip.2016.71001    3,776 Downloads   4,492 Views  Citations

ABSTRACT

In this paper, we proposed a metric to measure the shift invariance of the three different contourlet transforms. And then, using the same structure texture image retrieval system which use subband coefficients energy, standard deviation and kurtosis features with Canberra distance, we gave a comparison of their texture description abilities. Experimental results show that contourlet-2.3 texture image retrieval system has almost retrieval rates with non-sub sampled contourlet system; the two systems have better retrieval results than the original contourlet retrieval system. On the other hand, for the relatively lower redundancy, we recommend using contourlet- 2.3 as texture description transform.

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Chen, X. , Xue, J. , Liu, Z. and Ma, W. (2016) Shift Invariance Level Comparison of Several Contourlet Transforms and Their Texture Image Retrieval Systems. Journal of Signal and Information Processing, 7, 1-6. doi: 10.4236/jsip.2016.71001.

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