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Harshit


2012 年からアクティブ

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質問


Stack overflow in mex
Hi Friends, I have one confusion regarding a mex code. The code is giving me a segmentation fault. #include<math.h> #...

約6年 前 | 4 件の回答 | 0

4

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質問


Matlab Coder : Size Mismatch Issue
Hi, I am using MATLAB coder to generate mex files for the matlab. Here is one error I am getting in line x2_est_sym = x...

約6年 前 | 2 件の回答 | 0

2

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質問


MATLAB expression 'R_loc' is not of the correct complexness.
Hi, This is an issue I am getting using matlab coder. While declaring C the type I used was complex. But during run time some ...

約11年 前 | 0 件の回答 | 0

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how to covariance of 16*16 matrix
cov(matrix). See this http://www.mathworks.in/help/matlab/ref/cov.html

約11年 前 | 0

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Function classify in matlab
The classifiers accuracy can never be 100%. The classifiers gets trained on training set and then work on the data. Porbably you...

約11年 前 | 0

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How to extract pixel values in 8-bit binary format from an image?
Once you extract the pixel from image quantize it to (0,256) fixed point representation. Let the pixel be p(i,j) the output shou...

約11年 前 | 0

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How to plot four variables value in XY graph
use hold all after first plot.

11年以上 前 | 0

質問


MEXCallMatlab very slow. Suggest alternate
Hi, I am working on a MEX file. I am using MEXCallMatlab which is very slow to call matlab inbuilt function as well as user de...

11年以上 前 | 1 件の回答 | 0

1

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

11年以上 前

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comparing relevant elemnts of two matrix
size((A-B)>0)

11年以上 前 | 0

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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...

11年以上 前

解決済み


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

11年以上 前

解決済み


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

11年以上 前

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

11年以上 前

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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 ...

11年以上 前

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how to choose homogeneous blocks from image in matlab
Segment the image and pick up any region.

11年以上 前 | 0

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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...

11年以上 前

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taking part of the picture
Here is an error you can't use imshow on an image. You have to first read it in a variable then use imshow on that. imshow(ROI) ...

11年以上 前 | 0

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inner product of two vectors
inner product of two vectors

11年以上 前

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

11年以上 前

解決済み


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.

11年以上 前

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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 ...

11年以上 前

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

11年以上 前

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How can I reduce the time complexity of this matlab code.. Its taking lot of time to execute when an image is fed as input.
Vectorize your code. Example you don't need inner loops you can use sum to get the value of counts. In the outer two loops you a...

11年以上 前 | 1

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How can I find a number in a matrix?
http://www.mathworks.in/help/matlab/ref/find.html. see it.

11年以上 前 | 0

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find the position of a specific cell entry
[truefalse, index] = ismember('USA', B)

11年以上 前 | 0

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Scaling the values to specific range
D1=int16(S*32768) maps your any integer S*32768 outside the range to 32768 or for S>1 the output will be 32768(2^15) otherwise i...

11年以上 前 | 0

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Converting decimal value to binary
http://www.mathworks.in/help/matlab/ref/dec2bin.html. See this. It will do 2's complement for negative numbers

11年以上 前 | 0

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Multiple Dice Rolls Help
Here is what I feel will work fine % function SumDice=RollDice(NumDice,NumRolls) distribution=zeros(NumDice*6,1); for rol...

11年以上 前 | 0

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how to see x and y cordinate in the plot beyond its end point?
HI Satish, If you dont have any information about the values beyond 5 and 25 then you have to extrapolate. Well the typ...

11年以上 前 | 0

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