Gelöst
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...
mehr als 9 Jahre vor
Gelöst
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...
mehr als 9 Jahre vor
Gelöst
Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...
mehr als 9 Jahre vor
Gelöst
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:...
mehr als 9 Jahre vor
Gelöst
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...
mehr als 9 Jahre vor
Gelöst
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...
mehr als 9 Jahre vor
Gelöst
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.
mehr als 9 Jahre vor
Gelöst
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...
mehr als 9 Jahre vor
Gelöst
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...
mehr als 9 Jahre vor
Gelöst
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 ...
mehr als 9 Jahre vor
Gelöst
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 ...
mehr als 9 Jahre vor
Gelöst
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
mehr als 9 Jahre vor
Frage
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...
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
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 + ...
mehr als 9 Jahre vor | 0 Antworten | 0
0
AntwortenGelöst
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 ...
mehr als 9 Jahre vor
Gelöst
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...
mehr als 9 Jahre vor
Gelöst
Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
fast 10 Jahre vor
Frage
How to convert a GUI to an .exe application?
Hi, I want to make my GUI a standalone application.
mehr als 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
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 ...
mehr als 10 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
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...
mehr als 10 Jahre vor | 1 Antwort | 0
1
AntwortBeantwortet
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...
mehr als 11 Jahre vor | 0
Gesendet
DICOM to any Image Format Converter
dcm2fmt.m converts dicom files into any image format
mehr als 11 Jahre vor | 1521 Downloads |
Beantwortet
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...
mehr als 11 Jahre vor | 0
Beantwortet
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 ...
mehr als 11 Jahre vor | 0
Frage
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...
mehr als 11 Jahre vor | 3 Antworten | 0
3
AntwortenGesendet
A DWT based lossless gray Image Compression
a technique of gray image compression using the discrete wavelet transform is presented in this code
mehr als 11 Jahre vor | 2983 Downloads |
Beantwortet
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 ...
mehr als 11 Jahre vor | 0
Beantwortet
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 ...
mehr als 11 Jahre vor | 0
Beantwortet
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>
mehr als 11 Jahre vor | 0