PTU M.Tech Paper 2012 Digital Image Processing

PTU M.Tech Paper 2012 Digital Image Processing Punjab Technical University Exam 2012   Digital Image Processing Test September and March Question Paper Free Download Punjab Technical University Digital Image Processing Question Papers 2012 PTU M.Tech Question Paper 2012 for all students Previous Year old Past Papers of PTU M.Tech Paper 2012 Digital Image Processing Punjab Technical University September 2012 and March 2012 Exam M.Tech Sample Model Question Papers Free Download PDF

Digital Image Processing

 Q 1) Explain in detail the two processes that are used to convert the continuous sensed data into digital form.
Q 2) (a) Why image filtering is done in the frequency domain?
(b) What is spatial filtering? Why are smoothing spatial filters used?
Q3) (a) Explain the effect of noise on color channels?
(b) List the advantages and disadvantages of RGB color modeL.
Q4) What are wavelet functions? Derive wavelet transforms in one dimension. Q5) What is the need of error free compression? List the various coding
techniques to achieve this.
Q6) List the techniques for detecting gray level discontinuities in digital image.
Q7) Explain the various Decision theoretic approaches to recognition. Q8) Write short notes on:
(a) Image sensing
(b) Region growing
(c) Adaptive filters

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