Morphological Image Library : Smil vs scikit-image

On nestor

Image alumine - Type bin - Function open


SMIL (Simple Morphological Image Library) 1.0.0-dev
Copyright (c) 2011-2016, Matthieu FAESSEL and ARMINES
Copyright (c) 2017-2021, CMM - Centre de Morphologie Mathematique
All rights reserved.

Date     : 30/09/2021 03:18:25 PM
Image    : alumine.png
  width  :   256
  height :   256
  depth  :     1
  type   : binary
Function : open
  repeat :     7


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                       *** Image size ***                       

* Smil

      -   Side SE -        Mean     Std Dev         Min         Max
-------------------------------------------------------------------
  1.0 -    256  1 -       0.030       0.000       0.030       0.030 - (ms)
  2.0 -    512  1 -       0.061       0.000       0.061       0.061 - (ms)
  4.0 -   1024  1 -       0.183       0.000       0.183       0.183 - (ms)
  8.0 -   2048  1 -       0.708       0.000       0.708       0.708 - (ms)
 16.0 -   4096  1 -       4.139       0.001       4.138       4.140 - (ms)
 32.0 -   8192  1 -      17.381       0.007      17.367      17.389 - (ms)

* skImage

      -   Side SE -        Mean     Std Dev         Min         Max
-------------------------------------------------------------------
  1.0 -    256  1 -       1.798       0.000       1.798       1.798 - (ms)
  2.0 -    512  1 -       6.568       0.001       6.567       6.570 - (ms)
  4.0 -   1024  1 -      26.495       0.004      26.492      26.504 - (ms)
  8.0 -   2048  1 -     111.553       0.005     111.546     111.562 - (ms)
 16.0 -   4096  1 -     439.850       0.416     439.591     440.865 - (ms)
 32.0 -   8192  1 -    1757.491       0.098    1757.352    1757.610 - (ms)

* Speed-up : (dt_skimage / dt_Smil)

        |     T(Smil) |  T(skImage) | T(skImage)/T(Smil) [*]
---------------------------------------------------------------
    256 |       0.030 |       1.798 |         60.492  1.782
    512 |       0.061 |       6.568 |        107.934  2.033
   1024 |       0.183 |      26.495 |        144.520  2.160
   2048 |       0.708 |     111.553 |        157.521  2.197
   4096 |       4.139 |     439.850 |        106.269  2.026
   8192 |      17.381 |    1757.491 |        101.116  2.005

  - [*] : ratio and log10(ratio) in columns

* Elapsed time : 101.4 s

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                *** Structuring element size ***                

* Smil

      -   Side SE -        Mean     Std Dev         Min         Max
-------------------------------------------------------------------
  8.0 -   2048  1 -       0.701       0.000       0.701       0.702 - (ms)
  8.0 -   2048  2 -       1.328       0.000       1.328       1.328 - (ms)
  8.0 -   2048  3 -       1.956       0.001       1.955       1.957 - (ms)
  8.0 -   2048  4 -       2.583       0.002       2.582       2.587 - (ms)
  8.0 -   2048  5 -       3.209       0.001       3.208       3.210 - (ms)
  8.0 -   2048  6 -       3.839       0.002       3.837       3.844 - (ms)
  8.0 -   2048  7 -       4.463       0.000       4.463       4.463 - (ms)
  8.0 -   2048  8 -       5.089       0.003       5.087       5.096 - (ms)

* skImage

      -   Side SE -        Mean     Std Dev         Min         Max
-------------------------------------------------------------------
  8.0 -   2048  1 -     111.571       0.016     111.549     111.597 - (ms)
  8.0 -   2048  2 -     206.563       0.017     206.542     206.600 - (ms)
  8.0 -   2048  3 -     363.252       0.029     363.222     363.308 - (ms)
  8.0 -   2048  4 -     518.268       0.021     518.233     518.307 - (ms)
  8.0 -   2048  5 -     712.837       0.059     712.781     712.970 - (ms)
  8.0 -   2048  6 -     946.236       0.022     946.215     946.271 - (ms)
  8.0 -   2048  7 -    1218.566       0.043    1218.501    1218.628 - (ms)
  8.0 -   2048  8 -    1530.858       0.177    1530.689    1531.176 - (ms)

* Speed-up : (dt_skimage / dt_Smil)

        |     T(Smil) |  T(skImage) | T(skImage)/T(Smil) [*]
---------------------------------------------------------------
      1 |       0.701 |     111.571 |        159.114  2.202
      2 |       1.328 |     206.563 |        155.565  2.192
      3 |       1.956 |     363.252 |        185.728  2.269
      4 |       2.583 |     518.268 |        200.618  2.302
      5 |       3.209 |     712.837 |        222.109  2.347
      6 |       3.839 |     946.236 |        246.482  2.392
      7 |       4.463 |    1218.566 |        273.026  2.436
      8 |       5.089 |    1530.858 |        300.789  2.478

  - [*] : ratio and log10(ratio) in columns

* Elapsed time : 138.9 s


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=> Elapsed time : 241 secs
   Begin        : 15:18:24
   End          : 15:22:25