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Danish Nasir


Last seen: 5 days ago |  Active since 2021

Programming Languages:
MATLAB
Spoken Languages:
English

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Regression tree and regression equation
Suppose i have 3 input variables x1,x2 and x3. Each variable is 400x1 size. x1 is a categorical variable while x2 and x3 are con...

1 year ago | 1 answer | 0

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Regression tree and prediction equation
Suppose i have 3 independent variables A,B and C and dependent variable T. The variable A is discrete and B,C are continuous. T...

1 year ago | 1 answer | 0

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How to retrieve index in a matrix
Suppose a matrix A= [20 100 35 50 30 30 25 40 ...

2 years ago | 1 answer | 0

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Summation of column elements of matrix A from index values of matrix B
Suppose I have matrix A=3x3 and B=3x3. I sort each column of B and get index matrix I by using [C,I]=sort(B). Now I will take fi...

2 years ago | 1 answer | 0

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how to find the indices after sorting columns of a matrix
Suppose i have 4x4 matrix A with different integers. I sort each column of the matrix i.e. B= sort (A,'ascend'). Now i want matr...

2 years ago | 1 answer | 0

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Sum of different column elements of a matrix
Suppose i have a matrix of size 50x50. I want to sum following elements of thematrix 3rd element of 1st column,8th element of 2...

2 years ago | 1 answer | 0

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Finding the minimum cost of a matrix
Suppose i have cost matrix M= [ 100 250 300 400 600 900 400 300 ...

2 years ago | 1 answer | 0

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Repetition of elements in a matrix
Suppose i have a matrix A= [25 21 ] . I want to repeat elements by 4 and 2 times respectively. Repeat=[4 2]. However the repeat...

2 years ago | 1 answer | 0

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Replacing repeated elements in a matrix
Suppose i have matrix A=[ 8 8 8 8 7 7 7 4 2 17 18 18] If a number is repeated , then I want to replace the last repeated elemen...

2 years ago | 1 answer | 0

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Repetition of element in matrix
Suppose i have a matrix A=[23 17] I want to proportion element of A in such a way that sum will remains equal to elemental valu...

2 years ago | 1 answer | 0

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Replacing the values in a column of a matrix
Suppose i have a column matrix A=[ 8 8 8 8 17 17 28 26 7 7 7 ]' and a matrix B = [25 21 28 26 16]' I want to modify matrix A su...

2 years ago | 1 answer | 0

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3 D plot with three input and one output
I have input data in the form of matrix column. Coulmn 1 represent x1, column2 represent x2, Coulmn 3 represent x3. My output is...

2 years ago | 1 answer | 0

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Matchpair function to solve linear assignment problem
1. I want to know whether Hungarian algorithm is an exact solution algorithm or a heuristic? 2. MATLAB has inbuilt fucntion M...

2 years ago | 1 answer | 0

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Matchpair and Hungarian algorithm
I have a cost matrix of size 400x450. I want to minimize it. a) Is there any inbuilt function for Hungarian alogorithm in Matla...

2 years ago | 1 answer | 0

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Normalization of matrix column
I have a matrix say 3x4. I want to normalize each column. Each column has its maximum and minimum value. i want to use normaliz...

2 years ago | 2 answers | 0

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answers

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storing loop values in a matrix
I have a column 10x1. Now i have to perform loop operation 5 times (i=1:5). I want to save the results of each loop so that the ...

2 years ago | 1 answer | 0

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How to retrieve location values in a matrix
Suppose i have a matrix 4x6 i.e. 6 columns and 4 rows. I want to extract different location values from the matrix i.e. 3rd loca...

2 years ago | 2 answers | 0

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Clubbing of two matrices rows altenately
i have two matrices A & B. The no. of rows in A are 4 and elements 5. The no. of rows in B are 3 and elements 5. I want to crea...

3 years ago | 1 answer | 0

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