Resuelto
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
más de 9 años hace
Resuelto
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
más de 9 años hace
Resuelto
Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...
más de 9 años hace
Resuelto
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
más de 9 años hace
Resuelto
Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...
más de 9 años hace
Resuelto
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
más de 9 años hace
Resuelto
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
más de 9 años hace
Resuelto
Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...
más de 9 años hace
Resuelto
Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...
más de 9 años hace
Resuelto
Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...
más de 9 años hace
Resuelto
Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
más de 9 años hace
Resuelto
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
más de 9 años hace
Pregunta
How many automatic extraction of region of Interest (ROI) (ROI in image) techniques exist?
I use a manual extraction method to extract a region of interest from an image, can someone give me a new automatic technique fo...
más de 9 años hace | 1 respuesta | 0
1
respuestaPregunta
How can i threshold DFT Coefficients?
If i have for example this matrix X=[1 2 3;4 5 6;7 8 9]; and it's DFT transform matrix will be like that >> fft2(X)=[45.0000 + ...
más de 9 años hace | 0 respuestas | 0
0
respuestasResuelto
Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...
más de 9 años hace
Resuelto
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
más de 9 años hace
Resuelto
Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
casi 10 años hace
Pregunta
How to convert a GUI to an .exe application?
Hi, I want to make my GUI a standalone application.
más de 10 años hace | 1 respuesta | 0
1
respuestaPregunta
How to be my function added in MATLAB R2016b for example?
Hi, I have some functions, i want to add them to Matlab not in my own matlab toolbox, but to be accepted in new versions like ...
más de 10 años hace | 2 respuestas | 0
2
respuestasPregunta
How to apply a quantization step to a 2D transformed image?
Hi all of you, I need some help here, my problem is how can i use quantization to the result of that code below?,knowing that t...
más de 10 años hace | 1 respuesta | 0
1
respuestaRespondida
How can I generate this tyope of matrix as shows in the follow
This attached function can help you, b = spematrix(9) b = 0 1 1 0 1 1 0 1 1 1...
How can I generate this tyope of matrix as shows in the follow
This attached function can help you, b = spematrix(9) b = 0 1 1 0 1 1 0 1 1 1...
más de 11 años hace | 0
Enviada
DICOM to any Image Format Converter
dcm2fmt.m converts dicom files into any image format
más de 11 años hace | 1 descarga |
Respondida
How can I convert a DICOM image to a jpeg image or bmp image?
yes, imwrite() work, but the image (.bmp) can't appear, X matrix before imwrite values are int16 so the range is not 0 to 255, s...
How can I convert a DICOM image to a jpeg image or bmp image?
yes, imwrite() work, but the image (.bmp) can't appear, X matrix before imwrite values are int16 so the range is not 0 to 255, s...
más de 11 años hace | 0
Respondida
use of rle in compression
Yes, it's responsible but not all time. for example here: X= 200 200 200 200 200 200 8 11 11 11 11 11 Y=rle(X) >> Y=200 6 8 ...
use of rle in compression
Yes, it's responsible but not all time. for example here: X= 200 200 200 200 200 200 8 11 11 11 11 11 Y=rle(X) >> Y=200 6 8 ...
más de 11 años hace | 0
Pregunta
Can anybody add a function to new version of MATLAB from this web site or not?
I have a function which does not exist in the MATLAB R2014a version as example, and if I share it here in File Exchange can it b...
más de 11 años hace | 3 respuestas | 0
3
respuestasEnviada
A DWT based lossless gray Image Compression
a technique of gray image compression using the discrete wavelet transform is presented in this code
más de 11 años hace | 1 descarga |
Respondida
JPEG Image compression using Huffman encoding and decoding
Here in my code you can find the steps to compress it's not a Jpeg but it have the same idea and I use the Huffman coding, take ...
JPEG Image compression using Huffman encoding and decoding
Here in my code you can find the steps to compress it's not a Jpeg but it have the same idea and I use the Huffman coding, take ...
más de 11 años hace | 0
Respondida
How to extract the region of interest from the image????
Here you want to extract the region of interest from the image (still image) or what? If from image and it's a grayscal image ...
How to extract the region of interest from the image????
Here you want to extract the region of interest from the image (still image) or what? If from image and it's a grayscal image ...
más de 11 años hace | 0
Respondida
how to calculate Mean Square Error and Peak Signal to Noide Ratio and compression ratio using SPIHT Image compression algorithm
You can find the answer here: <https://fr.mathworks.com/matlabcentral/answers/81048-mse-mean-square-error MSE and PSNR>
how to calculate Mean Square Error and Peak Signal to Noide Ratio and compression ratio using SPIHT Image compression algorithm
You can find the answer here: <https://fr.mathworks.com/matlabcentral/answers/81048-mse-mean-square-error MSE and PSNR>
más de 11 años hace | 0