Linear filtering concept -horizontal & vertical sobel filter, Computer Graphics

Assignment Help:

This question is about linear filtering concepts using the built in filtering functions (it is not about edge detection methods). Load an MRI image and perform the following:

i. Apply a horizontal Sobel filter to the image and explain its effect.

ii. Apply a Vertical (transpose of above) Sobel filter to the image and explain its effect.

iii. Combine the resulting images of above 2 steps.

iv. Apply an unsharp filter to the image and explain its effect.

v. Find the frequency domain characteristics of the Unsharp and Sobel (horizontal) filters by plotting the 3-D mesh plots of their frequency responses.

Submit the Scilab code, your explanations, and the plots as answer to this question.


Related Discussions:- Linear filtering concept -horizontal & vertical sobel filter

What are the features of inkjet printers, What are the features of Inkjet p...

What are the features of Inkjet printers?  They can print 2 to 4 pages/minutes. Resolution is about 360d.p.i. Thus better print quality is achieved. The operating

Describe the elements of design pattern, Question: (a) Using suitable ...

Question: (a) Using suitable examples, explain the following basic principles of design: (i) Proximity (ii) Repetition (iii) Contrast (iv) Alignment. (b) Color h

Explain clearly how to view the baseline grid, QUESTION (a) What are th...

QUESTION (a) What are the main purposes of using master pages? (b) How do you select a master page item on a document page? (c) How do you resize a graphics frame and its

What is the theory of gestalt, Question: (a) After having worked for s...

Question: (a) After having worked for several years as a graphic designer you decide to start a company of your own; MediaDesign ltd. The most valuable asset of a company is i

What is riged body transformation matrix, What is riged body transformation...

What is riged body transformation matrix? Show that the composition lf two rotation is additive by concatenating the matrix representation of r (theta 2 ) = R (theta1 + theta 2 ) t

Types of formats of audio file formats, Types of Formats It is signific...

Types of Formats It is significant to distinguish among a file format and a codec. Although most audio file formats support merely one audio codec, a file format may assist mul

Tablet computer - cad and cam, Tablet Computer - CAD and CAM Tablet ...

Tablet Computer - CAD and CAM Tablet Computer: it is a complete computer comprises in a touch screen. Tablet computers can be specialized for only Internet utilize or be fu

2-d viewing and clipping - raster graphics and clipping, 2-D Viewing and C...

2-D Viewing and Clipping - Raster Graphics and  Clipping In the previous two units of this block, we illustrated the basic elements of computer graphics, that is, the hardware

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd