DIP LAB Assignment (7A,7B)

Digital Image Processing

Lab

Q1. Write a program (in MATLAB) to read an image and display its property.

Q2. Write a program (in MATLAB) to display an image.

Q3. Write a program (in MATLAB) to write an image variable as image.

Q4. Write a program (in MATLAB) to enlarge an image to its double size.

Q5. Write a program (in MATLAB) to rotate an image in clockwise and anticlockwise direction.

Q6. Write a program (in MATLAB) to convert and rgb image to gray scale image.

Q7. Write a program (in MATLAB) to implement the Basic Gray Level Transformation.

• Image Negative
• Log Transformation
• Power Law Transformation
• Piecewise Linear Transformation ( Contrast Stretching )

Q8. Write a program (in MATLAB) to generate Histogram for an Image and plot histogram in various ways (imhist, bar, stem, plot).

Q9. Write a program (in MATLAB) to perform Histogram Equalization.

Q10. Write a program (in MATLAB) to implement Arithmetic and Logical operation:

• Image Subtraction
• Image Averaging

Q11. Write a program (in MATLAB) to implement Smoothing Spatial Filters:

• Linear filter (Standard Average/BOX, Weighted Average)
• Ordered Statistic (Median)

Q12. Write a program (in MATLAB) to implement Sharpening Spatial Filters:

• Laplacian

Q13. Write a program (in MATLAB) to implement Smoothing (Lowpass) Frequency Domain Filters.

Q14. Write a program (in MATLAB) to implement Sharpening (Highpass) Frequency Domain Filters.

Q15. Write a program (in MATLAB) to implement Homomorphic filter.

Q16. Write a program (in MATLAB) to implement different Noise model:

• Uniform noise
• Gaussian noise
• Salt & Pepper noise
• Rayleigh noise
• Exponential noise
• Rrlang noise

Q17. Write a program (in MATLAB) to implement Restoration in the presence of noise only - Spatial Filtering:

• Arithmetic mean filter
• Geometric mean filter
• Harmonic mean filter
• Median filter
• Max filter
• Min filter

Q18. Write a program (in MATLAB) to implement Color conversion for RGB model to HIS model.

Q19. Write a program (in MATLAB) to implement Color conversion for HIS model to RGB model.

Q20. Write a program (in MATLAB) to perform smoothing and sharpening on Color image.