Digital Image and Video Processing — Winter 2023

What do you mean by ringing effect?

Using block diagram explain the fundamental steps in digital image

pErxopcleasisni nhgo.m omorphic filtering approach for image enhancement.

What are the advantages of DCT over DFT?

Explain HSI color Model

What is histogram? Explain histogram equalization algorithm in detail.

Explain different padding techniques. Which is better and why?

Explain the types of connectivity.

Explain in brief: Region growing by pixel aggregation

Explain image segmentation and basic approaches of image segmentation algorithms.

What is relative data redundancy Rand compression ratio C? What is the mathematical relationship between Rand C?

Explain steps of filtering in the frequency domain using block diagram.

Perform LZW compression on string “ABABBABCABABBA”.

State the advantages and disadvantages of second order edge detector operators for Low level feature extraction.

Explain JPEG Compression standard in brief

Compare: Wiener filtering and inverse filtering.

Explain difference between: Hard-cuts and soft-cuts

Write short note on motion tracking.

Explain MPEG video coding standard in detail

Explain in brief Shot boundary detection

Explain Still frame stereo imaging.

Explain backward and forward motion estimation with necessary diagram.

Explain below terms in the context of video coding.

Slice (ii) Microblocks

Explain in brief sub-Nyquist spatio-temporal sampling

Explain video object detection and tracking with proper example.