image enhancement in the spatial domainpkalra/csl783/week-2-2015.pdfimage enhancement in the spatial...
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![Page 1: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/1.jpg)
Image Enhancement in the Spatial Domain
![Page 2: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/2.jpg)
Image Enhancement in the Spatial Domain
![Page 3: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/3.jpg)
Image Enhancement in the Spatial Domain
Gray Level Transformation Functions
![Page 4: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/4.jpg)
Image Enhancement in the Spatial Domain
Gray Level Transformation Functions
![Page 5: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/5.jpg)
Image Enhancement in the Spatial Domain
![Page 6: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/6.jpg)
Image Enhancement in the Spatial Domain
![Page 7: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/7.jpg)
Image Enhancement in the Spatial Domain
Power Function
![Page 8: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/8.jpg)
Image Enhancement in the Spatial Domain
Power Function
![Page 9: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/9.jpg)
Image Enhancement in the Spatial Domain
Power Function: Example
![Page 10: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/10.jpg)
Image Enhancement in the Spatial Domain
Power Function: Gamma Correction
![Page 11: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/11.jpg)
Image Enhancement in the Spatial Domain
![Page 12: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/12.jpg)
Image Enhancement in the Spatial Domain
![Page 13: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/13.jpg)
Image Enhancement in the Spatial Domain
Histogram
![Page 14: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/14.jpg)
Image Enhancement in the Spatial Domain
Histogram: Examples
![Page 15: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/15.jpg)
Image Enhancement in the Spatial Domain
Histogram: Examples
![Page 16: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/16.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 17: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/17.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 18: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/18.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 19: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/19.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 20: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/20.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 21: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/21.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 22: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/22.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10 61 4 61 14 . . . 144 1 144 63 154 1 154 64
![Page 23: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/23.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 24: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/24.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 25: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/25.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization
![Page 26: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/26.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization : Examples
![Page 27: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/27.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization: Examples
![Page 28: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/28.jpg)
Image Enhancement in the Spatial Domain
Histogram Specification
![Page 29: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/29.jpg)
Image Enhancement in the Spatial Domain
Histogram Equalization: Local Enhancement
![Page 30: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/30.jpg)
Image Enhancement in the Spatial Domain
![Page 31: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/31.jpg)
Image Enhancement in the Spatial Domain
![Page 32: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/32.jpg)
Image Enhancement in the Spatial Domain
![Page 33: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/33.jpg)
Image Enhancement in the Spatial Domain
![Page 34: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/34.jpg)
Image Enhancement in the Spatial Domain
Image Subtraction Image Addition
![Page 35: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/35.jpg)
Image Enhancement in the Spatial Domain
Spatial Filtering
![Page 36: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/36.jpg)
Image Enhancement in the Spatial Domain
Spatial Filtering
![Page 37: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/37.jpg)
Image Enhancement in the Spatial Domain
Spatial Filtering: Neighborhood Averaging
![Page 38: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/38.jpg)
Image Enhancement in the Spatial Domain
Spatial Filtering: Neighborhood Averaging
![Page 39: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/39.jpg)
Image Enhancement in the Spatial Domain
Median Filter
![Page 40: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/40.jpg)
Image Enhancement in the Spatial Domain
Median Filter: Example
![Page 41: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/41.jpg)
Image Enhancement in the Spatial Domain
Sharpening Filter
![Page 42: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/42.jpg)
Image Enhancement in the Spatial Domain
Highboost Filter
![Page 43: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/43.jpg)
Image Enhancement in the Spatial Domain
Highboost Filter: Example
![Page 44: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/44.jpg)
Image Enhancement in the Spatial Domain
Gradient Filter
![Page 45: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/45.jpg)
Image Enhancement in the Spatial Domain
Gradient Filter
![Page 46: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/46.jpg)
Image Enhancement in the Spatial Domain
Gradient Filter: Example
![Page 47: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/47.jpg)
Image Enhancement in the Spatial Domain
Laplacian Filter
![Page 48: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/48.jpg)
Image Enhancement in the Spatial Domain
Laplacian Filter: Example
![Page 49: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/49.jpg)
Halftoning
Original Gray Scale Image
![Page 50: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/50.jpg)
Halftoning Thresholding
![Page 51: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/51.jpg)
Halftoning
Random Modulation
![Page 52: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/52.jpg)
Halftoning
4-cell area method
![Page 53: Image Enhancement in the Spatial Domainpkalra/csl783/week-2-2015.pdfImage Enhancement in the Spatial Domain Histogram Equalization 52 1 52 1 55 3 55 4 58 2 58 6 59 3 59 9 60 1 60 10](https://reader030.vdocuments.site/reader030/viewer/2022040611/5eda01f328db2d5ca2493e2f/html5/thumbnails/53.jpg)
Halftoning
Floyed Steinberg Method