1. Motion Detection Frame 1Frame 2 Anomalous activity

2. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8 12 8 0 0 0 0 0 0 0 12 20 12 0 0 0 0 0 0 0 8 12 8 0 0 0 8 12 8 0 0 0 0 0 0 0 12 20 12 0 0 0 0 0 0 0 8 12 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Image 2D Array Note: to visualize an image in MATLAB, use “imshow(f,[])” for a given image f. What is an image?

3. Images are Vectors C1C2C3C4C5 C1 C2 C5

4. Motion Detection Frame 1Frame 2

5. Motion Detection Frame 1Frame 2 …

6. Motion Detection Frame 1Frame 2 … Rank=1 Rank=2

7. Motion Detection