Examples

Files in this folder:

1. balls.jpg
2. bugs.jpg
3. coins.jpg

Table of contents:

• Coins detection
  • Setup
  • Open the file
  • Plot the histogram
  • Thresholding
  • Erosion + Labeling
  • Sobel filter
  • Localization of centers
• Face detection with OpenCv
  • Setup
  • Open and plot the image
  • Haar cascade classifiers
  • Real time face detection with your webcam
• Hubble eXtrem Deep Field
  • Setup
  • Open the image
  • Channel identification
  • Plot the histogram
  • Thresholding the channels
  • 3D plot for fun
  • Convex hull
• Image processing
  • Conversion to grayscale
  • Histogram
  • Thresholding
  • Erosion / Dilation
  • Labeling
• Advanced Example: orientation and aspect ratio
  • Inertia matrix of an object