Digital Image Processing

Define a digital image and explain digital image processing.

What is meant by image sampling and quantization?

List the basic relationships between pixels.

What is histogram equalization?

Define spatial filtering.

What are the different types of noise found in images?

What is the purpose of image segmentation?

Define morphological opening and closing operations.

What is edge detection?

Explain lossless vs. lossy image compression.

Explain the fundamental steps in Digital Image Processing with a block diagram.

Discuss various point processing techniques for image enhancement.

Describe the properties of the 2D Discrete Fourier Transform (DFT).

Explain region-based segmentation with a suitable example.

Discuss the degradation model used in image restoration.

Explain the Huffman coding technique for image compression with an example.

Describe the Robert, Prewitt, and Sobel operators for edge detection.

Discuss in detail the various image enhancement techniques in the spatial domain.

Explain the image restoration process. What are the different types of noise models? Discuss spatial filters used for noise removal.

What is image compression? Explain the JPEG image compression standard in detail with block diagrams.

Describe morphological image processing. Explain dilation, erosion, opening, and closing operations with suitable examples.

What is image segmentation? Discuss edge-based and region-based segmentation techniques in detail.