1. (a) With a neat diagram explain the structure of the human eye.
[10+6]
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(b) Explain how image formation in the eye takes place.
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IV B.Tech I Semester Supplimentary Examinations, November 2008 DIGITAL IMAGE PROCESSING ( Common to Electronics & Communication Engineering and Electronics & Telematics) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆⋆⋆⋆⋆
2. What is meant by perspective transform action? Derive the necessary relationships for perspective transformation. [16] 3. (a) Compare with suitable examples the continuous and discrete convolution.
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(b) What is meant by correlation? Explain the Average value and laplacian of 2D function. [8+8]
4. (a) What is meant by image subtraction? Discuss various areas of application of image subtraction.
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(b) What is meant by image averaging? Discuss the principle involved in it. And discuss various areas of applications of it. [8+8] 5. (a) Explain about ideal low pass filter (ILPF) in frequency domain (b) Discuss about Butter worth low pass filter with a suitable example. 6. Explain in detail the interactive restoration of an image.
[8+8] [16]
7. (a) Explain indetail the threshold selection based on boundary characteristics.
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(b) Discuss about Region growing by pixel aggregation. 8. With a neat diagram explain the lossy predictive coding model.
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1 of 1
[10+6] [16]
Set No. 2
Code No: RR410407
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IV B.Tech I Semester Supplimentary Examinations, November 2008 DIGITAL IMAGE PROCESSING ( Common to Electronics & Communication Engineering and Electronics & Telematics) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆⋆⋆⋆⋆
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1. (a) Distinguish between gray level image and binary image. Discuss the effect on the image resolution with respect to in crease in the gray levels.
(b) What is meant by image sampling? How can you judge the number of samples required for good approximation of an image? [10+6] 2. (a) What is meant by connectivity among pixels? Explain about 4-connectivity, 8-connectivity with suitable examples.
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(b) What is meant by an equivalence relation? Give an example for it.
[8+8]
3. (a) Explain the Translation properties of fourier transform pair.
(b) Discuss with suitable examples of the periodicity and conjugate symmetry properties of the discrete fourier transforms. [6+10]
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4. What is meant by image enhancement by point processing? Discuss any three point processing techniques with suitable examples. [16] 5. (a) Explain about Butter worth high pass filter with necessary expressions. (b) Discuss about generation of spatial marks from frequency domain specifications. [8+8] 6. State and explain various algebraie approaches to image restoration.
[16]
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7. (a) What is meant by Gradient operators? Discuss how edge detection can be done by it. (b) What is meant by Laplacian of an image? Discuss its significance in edge detection. [8+8]
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8. What is meant by error free compression? State and explain various techniques is it. [16] ⋆⋆⋆⋆⋆
1 of 1
Set No. 3
Code No: RR410407
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IV B.Tech I Semester Supplimentary Examinations, November 2008 DIGITAL IMAGE PROCESSING ( Common to Electronics & Communication Engineering and Electronics & Telematics) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆⋆⋆⋆⋆
(a) Uniform sampling and quantization (b) Nonuniform sampling and quantization.
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1. Explain in detail the following concepts:
[8 × 2]
2. (a) What is m-connectivity among pixels? Give an example.
or
(b) State and explain with suitable examples the arithmetic/logic operations among pixels. [6+10] 3. (a) Explain the Translation properties of fourier transform pair.
(b) Discuss with suitable examples of the periodicity and conjugate symmetry properties of the discrete fourier transforms. [6+10]
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4. (a) What is meant by image enhancement? Discuss the need for enhancement (b) Discuss the spatial domain methods for image enhancement.
[8+8]
5. (a) Differentiate between color image and gray level image. (b) Discuss about primary colors and secondary colors. Discuss the principle involved in color television is displaying various color images. [6+10]
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6. (a) What is meant by image degradation? Discuss various possibilities for image degradation. (b) explain about Gray-level interpolation.
[8+8]
7. (a) Explain indetail the threshold selection based on boundary characteristics.
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(b) Discuss about Region growing by pixel aggregation.
8. With a neat diagram explain the lossy predictive coding model. ⋆⋆⋆⋆⋆
1 of 1
[10+6] [16]
Set No. 4
Code No: RR410407
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IV B.Tech I Semester Supplimentary Examinations, November 2008 DIGITAL IMAGE PROCESSING ( Common to Electronics & Communication Engineering and Electronics & Telematics) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆⋆⋆⋆⋆ 1. (a) Explain the functioning of CCD line scan sensor and CCD area sensor.
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(b) What is a frame buffer? Discuss the categories of digital storage for image processing applications. [8+8]
2. (a) What is meant by connectivity among pixels? Explain about 4-connectivity, 8-connectivity with suitable examples. [8+8]
or
(b) What is meant by an equivalence relation? Give an example for it. 3. (a) What is meant by the Dynamic range of Fourier spectra?
(b) Discuss the computation of the 2-D fourier transform as a series of 1-D transforms. Give an example. [6+10]
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4. (a) Explain about Histogram specification with necessary derivations (b) What is meant by local enhancement? Discuss its importance.
[10+6]
5. (a) Show that a high pass-filtered image in the frequency domain can be obtained by using the method of subtracting a low pass filtered image from the original. (b) Discuss the procedure for conversion from RGB color model to HSI color model. [8+8] 6. (a) Explain the image degradation model for continuous functions
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(b) Discuss about unconstrained, constrained restorations.
[8+8]
7. (a) Discuss with suitable examples the method of Region Splitting and Merging.
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(b) Prove that the average value of any image convolved with laplacian operator (∇2 h) is zero. [8+8]
8. (a) Discuss the functioning of source encoder and decoder in image compression. (b) Explain about Huffman coding with suitable examples. ⋆⋆⋆⋆⋆
(b) Discuss about Region growing by pixel aggregation. [10+6] ... (a) What is meant by connectivity among pixels? ... 8-connectivity with suitable examples.
Define and derive the equation for the vorticity of a flow. Hence prove that ... out from the leading edge to the trailing edge of a symmetrical airfoil. (b) State and ...
Check whether the following impedance functions are LC, RL or RC? (a) Z(s) = ... amplitude 5 V. Find autocorrelation function and energy spectral density. [8+8].
How can you find virus concentration both directly and indirectly by particle counts · and measurement of infectious unit concentration. Define plaque forming ...
(b) Explain the role of super alloys and dispersion strengthed alloys for high tem- perature creep. 8. Explain the following N.D.T Processes. (a) Magnetic particle ...
All the ethane and propane produced is recycled as feed. The cost of feeds and products are as- sumed as follows: Feeds. Cost (Rs/kg) Products. Cost (Rs/kg).
(c) Explain the conclusions that are drawn from Joule - Thomson experiment. [4] · 3. (a) What is entropy? What are the different types of entropies? Explain. Give.
Explain constraint satisfaction with the help of a crypt arithmetic problem.[10+6] · 3. (a) Explain how the Herbrand's theorm forms the basis of resolution.
[8+8] · 3. What is mutual exclusion? Explain the following Algorithms to implement mutual · exclusion. (a) A centralized Algorithm · (b) A Token Ring Algorithm.
and on commercial vehicles? Does it vary from one vehicle to other. (b) Explain the semi floating. ... Describe its operation with the neat sketch. (b) Describe the ...
gear wheels are equal to one module, find ... ii. the angle of action of the pinion and the gear wheel ... Determine the number of teeth on all the wheels.
If input capacitance of the voltmeter is 4.5 pF and the lead capacitance is 1.5 · pF, determine the inductance and self capacitance of the coil. [8+8] · 4. (a) What is ...
ii. Command with Text operand · [8+8] · 8. (a) Explain various phases in loaders? (b) How the loading and linking process can be resolved in relocating loaders?
(Computer Science & Engineering) · Time: 3 hours ... [16] · 5. In what ways the Internet and the web improve logistics and supply chain manage- · ment? [16].
between bearing and shaft is filled with a lubricant having a viscosity 24 Pa-s, · what power will be required to overcome the viscous resistance when the shaft.
(c) Lubrication · [16] · 6. (a) Write two main differences between Hydrostatic and Hydrodynamic bearings. (b) Design a full hydrodynamic babbit bearing for a ...
(a) Differentiate between XML and HTML. (b) Differentiate between DHTML and VRML. [8+8] · 8. Write short notes on the following: · (a) Write about java Applets.
(a) In a nonmagnetic medium, E = 50cos(109t - 8x) ay + 40sin (109t - 8x) az · V/m, find the dielectric constant εr and the corresponding H. [8M] · (b) A conducting ...
(b) Explain with a neat block diagram the operation of a continuously variable .... (a) Draw the block diagram of band pass binary data transmission system and.
