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Tino


36 total contributions since 2019

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Question


Matrix manipulation in three numbers
Hello Please I have 2 numbers in a column that does the same function below croppedz = z(1:end-mod(end, 2*K), :); %ensure th...

2 jours ago | 0 answers | 0

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Question


Am getting the error ' Array indices must be positive integers or logical values.
hi Find the following code below kiki = 2; xander = 1/n * h1 (sum(kiki * (([m{:}] - numel(Test)/h1)))); I am getting the fo...

6 jours ago | 1 answer | 0

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Question


zero for input argument
Hi i am getting the following error below Undefined function 'zero' for input arguments of type 'double'. Error in com...

7 jours ago | 1 answer | 0

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Conditional statement of matrix
hello I have the following dataset A 1 2 2 3 4 5 6 7 5 . . . n I want to write a conditional statement that will...

8 jours ago | 1 answer | 0

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Question


Error 1 exceed array bound
Hi Please find my code below when I run the code, I am getting the error find below Will appreciate your help Tino dists...

8 jours ago | 1 answer | 0

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Question


scanning through rows of a single column
Hi Please I have a large data x with 200 rows and 1 column I want to create a condition if statement that will do the followi...

8 jours ago | 0 answers | 0

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Question


Multiplication of rows in a single column
Hi Please how do I multiply the rows in a single column I have a matrix with the size 200 1 thanks for your help for ins...

9 jours ago | 2 answers | 0

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Unable to use a value of type 'cell' as an index.
Hi How can I make refer to a value in an index for instance I have m = [0] [1] [4] [3] [8] [3] [1] [4] [2] [1] ....

9 jours ago | 1 answer | 0

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Question


Shorten code for a function
Hi Please I have this function fnP=@(a,i)(sum(a(i)>a(1:i))+0.5*sum(a(i)==a(1:i)))/i; and I get generated result for each colu...

9 jours ago | 1 answer | 0

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Question


Table manipulation of matrix
Hi I want to a code that will compute group each c1/c2 for each column using K = to any number Assuming I have n = numbers len...

9 jours ago | 1 answer | 0

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Question


finding the computation for n columns
Hi Given a a vector table z with column and row of 1200 and 1200 respectively I want to compute the following for each row...

10 jours ago | 1 answer | 0

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Short code for assigning labels in a large dataset
Hello Please I have a function which calculate conformal prediction for instance if k Z has a size of 1200 12000 rows = 120...

10 jours ago | 0 answers | 0

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Question


dimension consistency of matrix
Hello I have 2 columns A B 1 2 2 4 3 3 4 1 6 1 3 4 5 6 How do I make B the ...

10 jours ago | 1 answer | 0

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Question


Knnsearch given wrong number of argument
matlaHi Can anyone effectively correct me on this Thanks in advance Regards Jonathan Train = [1194; 1005; 731; 658; 652;...

11 jours ago | 0 answers | 0

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Question


Conditional approach in a matrix variables
Hi Assuming I have the following matrices Y = [ 4,6,8,4,3,.......n] I want to compute a conditional statement that would go ...

15 jours ago | 1 answer | 0

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Question


Adding labels to a matrix number
please I have the following matrixes T = 5.1000 3.5000 1.4000 0.2000 6.4000 3.2000 4.5000 1.5000 ...

21 jours ago | 1 answer | 0

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Question


confusion matrixes of 2 dimension
Hello I am trying to do the following computation confusionmat h = 5.1000 3.5000 1.4000 0.2000 6.4000 3.200...

21 jours ago | 1 answer | 0

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making one matrices dimension same as other
hi I have the following matrices h = 5.1000 3.5000 1.4000 0.2000 6.4000 3.2000 4.5000 1.5000 5.40...

21 jours ago | 1 answer | 0

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Question


Error using trace in matrices manipulation
Hello I am trying to compute 2 different matrixes of various size using the code below and I am getting an error in the lin...

22 jours ago | 1 answer | 0

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Question


confusion matrix for different dimension
plot(confusion(Training,Test)); I am trying to plot this but it is saying that target and output give different dimensions Tr...

22 jours ago | 0 answers | 0

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calculating confusion matrices to find the recall, precision
Hi I have 2 different matrices of varying sizes for T and d T = 1 2 3 1 2 4 8 1 2 7 5 1 3 3 3 3 2 2 3 4 1 2 3 5 d = 2...

22 jours ago | 0 answers | 0

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Question


Short code for the expression
h =2; P = [1, 4, 5, 7]; a1 = (1-h)* 1 + h * P(:, 1); a2 = (1-h) * a1 + h * P(:, 2); a3 = (1-h) * a2 + h * P(:, 3); a4 =...

23 jours ago | 1 answer | 0

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Question


Loading data from Excel file
Hello Please can anyone assist me on how to load data from excel file using the function load Thanks in advance Tino

23 jours ago | 1 answer | 0

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Question


what function can be used to divide matrixes with n length
Hi, Please I need a code that will do this computation below Thanks in advance Please given x = 1 2 3 4 5...... x.lengt...

29 jours ago | 1 answer | 0

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Question


simple code for the log computation
Hello, Please can anyone help me with a short code to do the following computation below X = { 1, 2, 3, 5, 6} M1 = log10(X(:,...

29 jours ago | 2 answers | 0

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answers

Question


calculating Kernel density for each column
Hi Please how do I need a short code that will calculate the KDE of each column in the R.length data below the KDE is given ...

environ un mois ago | 1 answer | 0

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Question


Calculating mean for each column
Hi Please how do I compute the mean of each column using R of varying length ( R.length) Thanks in advance R = [ 0.6164 ...

environ un mois ago | 1 answer | 0

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Question


short programs to subtracts rows from a matrix of n length
Hi, Please kindly help me with a short program that can do this computation using T.length and X.length. Please find my comput...

environ un mois ago | 1 answer | 0

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Question


How to subtract a number from a previous one
given a set of number 1, 0.75, 0.50, 0.6 I want a code that could compute the following given the first value as 1 for instan...

environ un mois ago | 1 answer | 0

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Question


How do I restart my code again if the conditions are not satisfied
Hi guys Please is there any code that will make me restart a coding process. for instance I have a running code and finalised...

environ un mois ago | 0 answers | 0

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