Image_Processing_Script.py: Uses the opencv library to resize an image file named 'galaxy.jpg' to 50% of original size, display it onscreen until closed, and also save it to disk as new file named Resized_Galaxy.jpg
Batch_Image_Processing.py: (batch) resize each image in the folder to 100*100 pixels, and save it as original filename concatenated with 'resized_'
Face_Detection.py: detect face in an image file using haarcascade xml approach. Display the image on screen with a green box surrounding the detected face
Face_Detection_Improved.py: demonstrates how accuracy of detection can be adjusted to avoid misidentifying the man's hand as a face, but still can't detect his face