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dark-image's Introduction

process dark image.

  • find bad points by compare its intensity with pixels mean intensity centered around it, usually 5x5 or 7x7
  • replace bad points by near by intensity, shifted by like, 5x5. intensity is a 2x2 box mean.

furture more, dark can be smoothed by filter functions to get better signal noise ratio

dark-image's People

Contributors

jqlin92 avatar

dark-image's Issues

clear image better way to do?

the second step, choose a box mean to replace the value of bad points, will meet error, due to bad points can be close to image boundaries. then box is invalid.

Any better way to do that

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