This is the code used in the experiments of the following paper:

Xiaokui Xiao, Guozhang Wang, Johannes Gehrke: Differential Privacy via Wavelet Transforms. IEEE Trans. Knowl. Data Eng. 23(8): 1200-1214 (2011).

Please cite the paper if you choose to use the code.

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  • ellipticall Posted 2013-07-13
    With the input of dataset ACS-8m-4d.txt (1000 tuples, 4 Dimensions ), we got a surprise result: four files, the size of each file is more than 200MB! Most of elements in the files are 0.
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2013-03-18
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