PhiImage Library Test Results

Random 4 by 4 matrix generation:
[17 98 101 122 ;
105 1 194 50 ;
76 180 3 15 ;
224 102 219 10 ]

DCT Discrete Cosine Transform of input random matrix:
[379.25 55.093499369326 -69.75 74.86542143902 ;
-60.598314941766 -144.14250544783 15.854849314816 -40.076271631908 ;
67.25 -16.357583792335 -3.75 33.02354391153 ;
-54.184584765582 19.923728368092 -13.332244867406 -200.35749455217 ]

IDCT Inverse Discrete Cosine Transform of transformed matrix:
[17 98 101 122 ;
105 1 194 50 ;
76 180 3 15 ;
224 102 219 10 ]

DFT Discrete Fourier Transform of input random matrix:
[1517 + i*0 -95 - i*184 361 + i*7.5925593936987E-15 -95 + i*184 ;
64 + i*205 -16 + i*283 14 + i*83 -298 - i*95 ;
-293 - i*1.7964975210574E-13 73 - i*98 -797 - i*3.0578420654945E-13 73 + i*98 ;
64 - i*205 -298 + i*95 14 - i*83 -16 - i*283 ]

Click here to see PhiImage Library features.

News


October 30th, 2013

new

Text-independent speaker recognition based on Wavelet Transform. Click here to try this advanced script.

new

Face verification based on Advanced Correlation Filters. Click here to try this script developed entirely in PHP language.

new

PhiImage Image Processing Library. Click here for an on-line demo version.