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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 motivation and perspective of digital image processing?

The entire process of the image processing and analysis starting from the receiving of visual information to the given out of description of the scene

  1. Discretization and representation

2.Processing

3.Analysis

List of universities in US for masters in electronics?

You can obtain this information by clicking on the related links section (College Board) indicated at the bottom of this answer box and using the sites College MatchMaker search engine. You can research colleges and universities by name, or by programs of study, or by geographical location, size, or combinations of part or all of them. The site will provide you with a list of institutions based on your request. It will give you the schools background, accreditation, degree offerings, programs of study (majors), entrance requirements, tuition and fees, financial assistance, room and board, athletic programs etc. and a link to each institutions official web page. Practice navigating this site. It will be well worth the time and effort.

WARNING!!!

When choosing a college or university, make sure the institution has a regional accreditation. With a regional accreditation you can be assured the coursework and degree you complete will be recognized by all other colleges and universities as well as employers. Below I have listed the six accrediting agencies and their geographical areas of responsibility. I am disclosing the below so you do not become a victim of educational scams, and institutions that are nothing more than diploma mills, where they are eager to take your money for a degree that is worthless. Make sure the institution is accredited by one of following responsible agencies.

Regional Accreditation Agencies

· Middle States Association of Colleges and Schools - Educational institutions in New York, New Jersey, Pennsylvania, Delaware, Maryland, the District of Columbia, Puerto Rico, and the US Virgin Islands, as well as schools for American children in Europe, North Africa, and the Middle East.

· New England Association of Schools and Colleges - Educational institutions in the six New England states (Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont).

· North Central Association of Colleges and Schools - Educational institutions in Arkansas, Arizona, Colorado, Iowa, Illinois, Indiana, Kansas, Michigan, Minnesota, Missouri, North Dakota, Nebraska, Ohio, Oklahoma, New Mexico, South Dakota, Wisconsin, West Virginia, and Wyoming.

· Northwest Commission on Colleges and Universities - Postsecondary institutions (colleges and universities) in Alaska, Idaho, Montana, Nevada, Oregon, Utah, and Washington.

· Western Association of Schools and Colleges - Educational institutions in California, Hawaii, Guam, American Samoa, Micronesia, Palau, and Northern Marianas Islands.

· Southern Association of Colleges and Schools - Educational institutions in Virginia, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Alabama, Tennessee and Texas.

What are the disadvantages of image morphing technique?

For morphing, every pixel's line segments have to to be referenced and this can severely impair speed. Also, extra fixing effort is required where special transformation processes produce unexpected interpolations in the image.

How do you call a function in GUI in matlab?

Just type it in the command line. That will call functions, scripts, load data (that are in the correct directory).

What is an indexed image?

Typical uncompressed colored images use 24 or 32-bits per pixel of an image (RGB 8-bits per color). After some basic math of lets say an 8 Megapixel image quickly becomes a very large file on a computer. A type of compression used is to select some colors (typically called a palette) and for every pixel in the original image select a color in the palette that is closest to it (some other techniques exist to make it more accurate, ie dithering). If the palette of colors is smaller than 256 colors than a single byte (8 bits) is all that is needed per pixel to indicate what color in the palette should belong at that pixel.

Why transition capacitance called so?

Transition capacitance is the capacitance that is accumulated between two terminals as an electrical charge is carried between them. In a diode, this is the diffusion from anode to cathode of a diode in forward bias mode.

What does matlab stands for?

In their own words, "MATLAB is a high-level language and interactive environment for numerical computation"

How do you convert analog signal to digital signal?

Various analog to digital converters are available for this purpose. They are basically made up of operational amplifiers.

The other way is to convert the analog signal into samples. Then converting these samples into quantization levels. These quantization levels are then converted into 1s and 0s.

What is edge detection?

Edge detection generally applies to a square wave signal, such as a clock pulse or a trigger pulse. Then the edge detection comes from either using the rising voltage, or the falling voltage of the signal (usually a square wave) to trigger the next event. Using the falling voltage implies a delay in the signal and the rising pulse to trigger an immediate `step` in the circuit.

What are the Advantages of using image processing software?

Advantages: you can remove unwanted objects, adjust exposure, saturation, hue, levels, sharpness, and more. Disadvantages: o_O? Disadvantages??? None, unless you're one of those people who just can't stand improved image quality.

Who invented MATLAB?

HYMAVATHI.B

Invented the greatest MATLAB.

What is use of filter in image processing?

Very many actions taken while processing images can be referred to as filtering. There are distortions and blurring and edge detection and color enhancements and all sorts of effects that fall under the "filtering" domain.

What is the sharpness and clearness of an image?

i asked you a question u could not provide me with an answer. and now you are re- asking me my question. does question answers question?

How do you change tif image to JPEG image?

Open it in your image editing program (this can include Microsoft Paint!) by clicking File>Open and browse for your TIF file, and click Open.

Now, with your image filling up the screen in your program (assuming that it's Microsoft Paint) click File>Save As and in the drop-down box for 'Save As Type' change the format to 'JPEG (*.jpg,*.jpeg,*.jpe,*jfif)' then click 'Save' and it will be saved in the new location as 'YOURFILENAME.jpg'

Why matlab is so called matlab?

MatLab means MATrix LABoratory. It converts the signals into matrices and performs various operations on them. Hence, it is used mainly in applications where there is a need to convert data from one form to the other.

Why is the npn transistor is better than pnp transistor?

When NPN transistors are used in the most common amplifier configurations, they require a power supply with positive polarity with respect to common terminal. PNP transistors instead require a negative power supply. Over many years the positive power supply has become a design standard. This means that, for "Common Emitter" and "Common Collector" amplifiers, NPN transistors must be used. The same was once true for logic circuits: for positive power supplies, the logic gates would be built from N-channel FETs. But since the 1980s an improved setup has been used: CMOS logic which is built from approximately equal numbers of P-channel and N-channel transistors.

npn is mostly used because in npn electron current is greater the hole current.whereas in pnp hole current is greater than electron current. it is a people choise and basicaly and a manufacture choice. nobody wants to be negative. logic chips were developed for positive potential that doesn't mean that these chips cannot be used at a negative potential quite the contrary as long as the chip sees a positive voltage across them they work. you may develop a computer whereb\y the logic is gnd as positive and -5v as -vss. so you see it is a human choice.

How are virtual images and real images different?

A virtual image is a copy of an object formed at the location from which the light rays appear to come. Whereas a real image is a copy of an object formed at the point where the light rays actually meet.

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