The codes are located in the code folder, lena.bmp(256*256) is an example.
Step 1 : run sanke_like.py to obtain the matriax of image
step 2 : run dp-image_compression.cpp to achieve dp-compress
step 3 ：run encode.py to convert the image matrix to bases
step 4 ：simlate DNA storage errors
step 5 : run correct_length.py to correct DNA sequence to 150nt
step 6 ：run decode.py to convert bases to the image
A related paper is submitted to the SCI journal.
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