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Umakant

MathWorks

Last seen: presque 3 ans il y a |  Actif depuis 2014

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A répondu
How to fix Simulink dimesion error?
Hi Deepti, Are you using S-Function block in your model? This error may be observed when creating an S-Function block with va...

presque 9 ans il y a | 0

A répondu
connectivity problems with deployed version of ADODB (SQLOLEDB Provider) connection to a Microsoft SQL Server
Hi Florian, Looking at the error message it seems that there is an issue when you establish a connection to the server. The m...

presque 9 ans il y a | 0

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Can I revert to 2014a graphics, while keeping all other 2015a functionality?
Hi Adam, The 'drawnow' function instructs the MATLAB to flush the event queue while creating and updating figure window. You ...

presque 9 ans il y a | 0

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What are the system requirements to install XPC 2013b on a PC?
Hi Jaime, Please refer to the following link for system requirements for the release R2013b: <http://www.mathworks.com/sup...

presque 9 ans il y a | 0

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Neural network tool application
Hi Gaeul, As I understand you would like to test the Neural Network for new inputs(testing data). You can use the 'net' f...

presque 9 ans il y a | 0

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How to estimate parameters of HMM from given time series data?
Hi Sneha, Statistics Toolbox in MALTAB has function to estimate HMM parameters from emissions and states. The following link ...

environ 9 ans il y a | 0

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Can anyone help me how to do the feature extraction using gabor filter?
The following link might be helpful to you: <http://www.mathworks.com/matlabcentral/fileexchange/44866-face-detection-system-...

environ 9 ans il y a | 0

A répondu
How to create structure file?
The following code creates 1x20 structure, each with four fields: mystruct(20).x =1 mystruct(20).y =2 mystruct(20). t...

environ 9 ans il y a | 0

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Invisible axes for layered polar plot
Not sure what do you mean by invisible axes in case of polar plots. Please take a look at the 'polar' function in MATLAB. Try th...

environ 9 ans il y a | 0

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Why "Unable to parse command history line" error?
Did you upgrade to MATLAB 8.2(R2014a)?. In this case the Preference Directory might not be managed properly during the upgrade p...

plus de 9 ans il y a | 2

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How to load a dll in MATLAB
Please refer to the following link which gives information on using the S-function and to use the DLL in Simulink using Simulink...

plus de 9 ans il y a | 0

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.csv file data extraction
You can read the data and store it in a table. Please refer to the following link for information on using the ‘readtable’ f...

plus de 9 ans il y a | 0

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When using the import tool to import data from an excel file, how do I convert the spreadsheet dates to datenumbers?
To convert dates from spreadsheets to Date Number add a new rule for converting dates to Date Number. To add this rule: ...

plus de 9 ans il y a | 0

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A résolu


How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

plus de 9 ans il y a

A résolu


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...

presque 10 ans il y a

A résolu


Generate a string like abbcccddddeeeee
This is the string version of Problem 1035. <http://www.mathworks.com/matlabcentral/cody/problems/1035-generate-a-vector-like-1-...

presque 10 ans il y a

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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...

presque 10 ans il y a

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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 ...

presque 10 ans il y a

A résolu


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...

presque 10 ans il y a

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Is my wife right?
Regardless of input, output the string 'yes'.

presque 10 ans il y a

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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...

presque 10 ans il y a

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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 ...

presque 10 ans il y a

A résolu


Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

presque 10 ans il y a

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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...

presque 10 ans il y a

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

presque 10 ans il y a

A résolu


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

presque 10 ans il y a

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Add two numbers
Given a and b, return the sum a+b in c.

presque 10 ans il y a

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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 ...

presque 10 ans il y a

A résolu


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...

presque 10 ans il y a

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

presque 10 ans il y a

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