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MATLAB (Matrix Laboratory)

MATLAB is a software and a package to implement signal processing. Using this tool one can create and test various signals & systems. These signals and systems can be tested for various parameters and operations. The real time simulation of signals, images, audio and video are performed using MATLAB. Various programs, syntax, applications and uses of MATLAB and signal processing can be discussed in this category. As the need for signal processing is increasing day by day, there is a need for separate category.

570 Questions

What is definition of preprocessing in image processing?

Preprocessing images commonly involves removing low-frequency background noise, normalizing the intensity of the individual particles images, removing reflections, and masking portions of images.Image preprocessing is the technique of enhancing data images prior to computational processing.

What is filtering in image processing?

A filter is an effect that can be added to an image that affects the overall appearance, or apearance of a selected area, of an image.

List of electrical core companies in chennai?

List of Embedded System companies in Chennai

1. ACME Technology Pvt Ltd

2. Agnie Consulting(I) Pvt.Ltd

3. Alcatel-Lucent Chennai

4. American Mega Trends Pvt.Ltd

5. Ansaldo STS India Pvt. Ltd, Chennai

6. Apna Technologies

7. Appasamy Associate

8. Aricent Technologies

9. Arista Automation Pvt Ltd

10. Ashva Technologies Pvt Ltd

11. Atheros Communications

12. Atmel

What is the impact factor of European journal of scientific research?

1. IOSR Journal of Computer Engineering (IOSR-JCE) 1.686 2. IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) 1.452 3. IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE) 1.485 4. IOSR Journal of Electronics and Communication Engineering (IOSR-JECE) 1.586 5. IOSR Journal of VLSI and Signal Processing (IOSR-JVSP) 1.458 6. IOSR Journal of Environmental Science, Toxicology and Food Technology (IOSR-JESTFT) 1.325 7. IOSR Journal of Humanities and Social Science (IOSR-JHSS) 1.589 8. IOSR Journal of Pharmacy and Biological Science (IOSR-JPBS) 1.138 9. IOSR Journal of Business and Management (IOSR-JBM) 1.458 10. IOSR Journal of Dental and Medical Science (IOSR-JDMS) 1.576 11. IOSR Journal of Agriculture and Veterinary Science (IOSR-JAVS) 1.485 12. IOSR Journal of Applied Physics (IOSR-JAP) 1.345 13. IOSR Journal of Applied Chemistry (IOSR-JAC) 1.327 14. IOSR Journal of Mathematics (IOSR-JM) 1.312 15. IOSR Journal of Nursing and health Science (IOSR-JNHS) 1.015 16. IOSR Journal of Research & Method in Education (IOSR-JRME) 1.124

How will you know if the transistor is working or faulty?

Impossible to give a specific answer without more information. Is it a BJT or a FET?

Most general answer is you first have to understand the circuit using the transistor and what it's supposed to do. Then,

1. Check that the power supply voltages are correct.

2. Check that the DC biases are correct.

3. Check that the input signal is correct.

4. Check the output.

But you have to know in advance what to expect.

What is principle of Current transformer?

why does have to short-circuit secondary wire of current transformer ?

What is full wave rectifire?

The full wave rectifier is a means of converting alternating current (ac) into direct current (dc). It is done with either the use of 2 diodes coming off a center tapped transformer, or by using a bridge rectifier, which conists of 4 diodes ganged together in a certain configuration. As it's name implies, it converts both the positive going and the negative going parts of the sign wave into useable dc, and therefore is more efficient than a half wave rectifier, which only converts 1/2 of the complete sign wave into useable dc.

Download ppt on digital image processing?

please tell me ... which recent topics are going in digital image processing for research area .

How does the orientation of the image compare to the image on the slide?

If the orientation of the letter "e" on the slide is exactly the same as it appears in this response, then the image of the "e" would be an inverted reflection.

In lamens terms, the "e" would be upside down inside the microscope.

What is it called when you convert a digital signal to analog?

When you convert digital signal to analog, it is called as an analog signal.

The device used is called digital to analog converter.

Fundamental components of digital image processing?

The fundamental components of digital image processing are computer-based algorithms. Digital image processing allows a much wider range of algorithms to be applied to the input data and can avoid problems such as the build-up of noise and signal distortion during processing.

What is digital image processing?

Image processing is the method of processing data in the form of an image. Image processing is not just the processing of image but also the processing of any data as an image. It provides security.

How do you convert image at this program FastStone Image Viewer?

FastStone Image Viewer is an easy-to-use image converter program. It allows you to convert images to different formats such as JPEG PNG TIFF BMP GIF and PCX. To convert an image with FastStone Image Viewer follow these steps:

  • Open FastStone Image Viewer.
  • Click the Open button on the toolbar and select the image you want to convert.
  • Click the Save As button on the toolbar.
  • Choose the file type you want to save the image as from the Save as Type dropdown menu.
  • Enter a name for the file in the File Name field.
  • Click the Save button.

Your image is now converted and ready to use. FastStone Image Viewer is a great tool for quickly and easily converting images to different formats.

What is the meaning of the term 'rendered' in image processing field?

In this process, a 2D image on a screen or paper is "rendered" or turned into a 3D image by the use of computer programs. It also produces effects to produce the final video output.

The difference between expert classification and image segmentation?

image segmentation refers to clustering or grouping of homogeneous pixels into various groups while classification is next hierarchy which labell those clustered pixels as different classes..

What is the main difference between passive stereo vision and active stereo vision based on computer vision and image processing?

●Active Stereo Vision ●Two or more cameras placed at different locations ●One is usually stationery other can be moving ●Passive Stereo Vision

●Two cameras separated by a distance known as base length in the same plane