提问


Grabbing points from scatter plot
I have 2 matrices and i plotted them on a scatter plot and i would like to highlight some points from the plot and discard all t...

4 years 前 | 1 个回答 | 0

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Evaluating the probability as a one tailed students t distribution
I have a value “tj” and I would like to evaluate the probability of this value using the students t distribution. I also have ...

4 years 前 | 1 个回答 | 0

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Calling a string from string array
I have an array 1 by 11 which has 11 strings but i wanted to know how can i name the title of one of my plots as the 3rd string ...

4 years 前 | 1 个回答 | 0

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Obtaining the t-P value of the partial correlations
sorry if this sounds stupid, the following picture is from a paper i am reading, i have obtained a matrix of r (the partial corr...

4 years 前 | 0 个回答 | 0

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Obtaining the P values for the t stat
I have both the tstat and the degrees of freedom, is there a quick way to find the P value of a two tailed hypothesis at a signi...

4 years 前 | 1 个回答 | 0

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Obtaining Heteroscedastic regression coefficients and their properties
i managed to figure it out SE = diag(sqrt(E)) where E is the variance-covariance matrix

4 years 前 | 0

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提问


Obtaining Heteroscedastic regression coefficients and their properties
the picture attaches shows the normal regression line results using the fitlm :estimates of the regression coefficients, the Sta...

4 years 前 | 1 个回答 | 0

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Is it possible to access the lines of code from a pre built command
I wanted to ask if it was possible to see what lines of code run when a pre built function or command gets run in matlab.

4 years 前 | 1 个回答 | 0

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Converting .tif file into an .ascii file
I have a .tif file that i would like to convert to .ascii . Or a way to be able to convert the .tif file into a numerical matrix...

4 years 前 | 1 个回答 | 0

1

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a figure with only a numeric value
I want to find the correlation between two data sets and just have a figure without any points or anything it just displays the ...

4 years 前 | 1 个回答 | 0

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A subplot with a numerical value
Ive seen the following figure and i wanted to ask if it was possible to have a subplot with only a value like half of the figure...

4 years 前 | 1 个回答 | 0

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Different coloured markers based on values
I have values to be plotted that range from 0 to 0.1 and i would like the markers of the values less than 0.05 be box markers fi...

4 years 前 | 2 个回答 | 0

2

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Dealing with NaN values when compressing matrix
I have 1000 by 1000 matrix and i want to convert it into a 10x10 matrix, ive found several way on the community that does this. ...

4 years 前 | 1 个回答 | 0

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Referring to specific input in loop
I am writing a function and the input arguments are Data1 Data2 Data3 Data4 .... DataN. I am running a loop from i=1:N and one o...

4 years 前 | 1 个回答 | 0

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A Varying matrix name in loop
I have a loop running from i=1 to N where N is unkown and inputted by the user and the commands in the loop generates a matrix a...

4 years 前 | 2 个回答 | 0

2

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Optional Function input arguments
I am writing a function and basically it does a set of command on the inputted matrices, How can i specify that the user can ent...

4 years 前 | 1 个回答 | 0

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Compress down a 1000x1000 matrix into a 100x100 matrix
I have a 1000x1000 matrix that contains various values. I would like to compress it down into a 100 by 100 matrix by averaging e...

4 years 前 | 3 个回答 | 1

3

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提问


Finding the t values of the Student's t test (t1-α,ν)
I have both 1-α and i have v and i was wondering if there is a way to get the t-value directly in Matlab rather than reffering t...

4 years 前 | 2 个回答 | 0

2

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Obtaining the variance-covariance matrix
i wanted to ask if by doing the result will be equal to E as in the equation shown

4 years 前 | 1 个回答 | 0

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Obtaining the Uni-variate 95% confidence intervals
I have Matrix A [1000,1] of variable A readings at 1000 locations, I also have Matrix B [1000,1] of variable B readings at the s...

4 years 前 | 0 个回答 | 0

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Obtaining the Bonferroni 95% confidence interval between two variables
I have Matrix A [1000,1] of variable A readings at 1000 locations, I also have Matrix B [1000,1] of variable B readings at the s...

4 years 前 | 1 个回答 | 0

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Obtaining the Partial Correlation Coefficient
I have Matrix A [1000,1] of variable A readings at 1000 locations, I also have Matrix B [1000,1] of variable B readings at the s...

4 years 前 | 0 个回答 | 0

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Calculating the Regression Coefficient
I have two column matrices that contain data and i wanted to caculate the regression coefficient between the two matrices

4 years 前 | 1 个回答 | 0

1

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only accept odd numbered input arguments
I am writing a function and I would like it to only run if the input argument is odd, is there an easy to specifcy that the inpu...

4 years 前 | 1 个回答 | 0

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Average of the nine surrounding cells
I have two matrices, matrix1 contains genuine data and matrix2 is filled with 0's and a few 1's, i wanted to know if there is a ...

4 years 前 | 1 个回答 | 0

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lat long radius to XYZ
i have the following matrix that contains latitude, longitude and radius of a planet and i would like to convert to xyz and plot...

5 years 前 | 1 个回答 | 0

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Clearly distinguishing different regions
i have the following map which shows different regions with relatevely close values and so the regions are very similarly colour...

5 years 前 | 0 个回答 | 0

0

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提问


binning a matrix down
i have 2 different matrices, one thats 3220x6440 and the other is 1440x2880 and i would like to directly compare them and so i n...

5 years 前 | 1 个回答 | 0

1

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converting 3 arrays into matrix
i have 3 different arrays x,y and z and i would like to create one matrix M where the M(i,j)=z(i) and i and j in M are the corre...

5 years 前 | 2 个回答 | 0

2

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Moving from C drive to D drive
Ive been using Matlab for sometime know and all my files were saved in my documents (C Drive) and now this drive is full and i w...

5 years 前 | 1 个回答 | 0

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