Morphological segmentation of yeast by image analysis

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Presentation transcript:

Morphological segmentation of yeast by image analysis Authors: Marco A.G. de Carvalho a, Roberto de A. Lotufo a, Michel Couprie Source:Image and Vision Computing Volume 25, Issue 1, January 2007, Pages 34-39 speaker: Kuo Hua Wang Date: 2007/11/15

Outline Introduction Watershed transform Minimum Spanning Tree Tree of Critical Lakes (TCL) Results Conclusions

Introduction Image segmentation

Introduction Histogram

Watershed transform

Watershed transform

Minimum Spanning Tree 6 1 8 5 2 10 3 4 7 9 Construct MST by the centre of gravity of every region.

Tree of Critical Lakes (TCL)

Tree of Critical Lakes (TCL)

Results 80<ST<500

Results

Conclusions presented a method to segment yeast cells based on hierarchical scale-space analysis.