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CLARK KENDRICK GO


Last seen: 4 years 前 |  自 2018 起处于活动状态

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performing logistic regression with categorical predictors
Hello, I am performing a logistic regression with 3 numerical predictors AND 2 categorical predictors. These are my X's. My Y ...

4 years 前 | 1 个回答 | 0

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extracting information from a boxplot saved as fig
I have a boxplot that is saved as fig. and I do not have the original data anymore. How can I extract the data from this figure?...

5 years 前 | 1 个回答 | 0

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changing colours of the data points in a biplot
Suppose I have: A = rand(100,5); [coefs,score] = pca(A); biplot(coefs(:,1:2),'Scores',score(:,1:2),'VarLabels',vbls); There...

5 years 前 | 0 个回答 | 0

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how to extract error data from a error plot
I have an error plot, and I want to extract the data (x,y, and error values) from this. How do I do this? Thanks

5 years 前 | 1 个回答 | 0

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how to make subplots with fig files?
I already have fig files and I wanted to combine two fig files into subplot(2,1,1) and subplot(2,1,2). How do I do this?

5 years 前 | 1 个回答 | 0

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how do you change the colour of the error bars using the dock figure tool?
how do you change the colour of the error bars after finishing plotting (using the plot tool/dock figure tool)?

5 years 前 | 1 个回答 | 0

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how to read sequence of files that are seemingly random
I am trying to read 1000+ files with the following filename format: myPos_HH_MM_SS_SSS.mat. There seems to be no pattern for HH_...

6 years 前 | 2 个回答 | 0

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saving and retrieving sequential files for ease of use.
Hi, I am planning to run a program numerous times (say a thousand times), and I want to save the files sequentially as a mat fil...

6 years 前 | 1 个回答 | 0

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identifying the elements of a cell
I have a 700x8 cell, with each cell having a matrix 6x2 in size. I want to get the first row of each cell. How do I perform this...

6 years 前 | 2 个回答 | 0

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help with minimisation, from a data set
I have a data set of the positions (in x,y coordinates) of n particles per time step. I will call this matrix P which has dimens...

6 years 前 | 1 个回答 | 0

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using gradient descent to optimise in matlab
Is gradient descent available to use in the optimisation toolbox? I am looking for documentation on how to use it, but failed.

6 years 前 | 1 个回答 | 0

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adjusting the x,y axes ratios in plot (2d)
I want to adjust the x and y axis such that the graph has an aspect ratio of 1:1 (a square). Also, i want the x- and y-axes to h...

6 years 前 | 1 个回答 | 0

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multiple colours in a trajectory plot
I have a time series X, which I can plot in x-y plane. plot(X(:,1), X(:,2), 'r.') This gives a red dot colour. What I wan...

6 years 前 | 2 个回答 | 1

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fitting a gaussian curve to a bar graph
I wanted to fit a gaussian curve (by specifying a mean and variance) to the following bar plot. How can I do it? And how will kn...

6 years 前 | 1 个回答 | 0

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replacing items in a matrix
I have a vector: A = 6:2:19; and r = 10; I want to replace the element in A which corresponds to r with nothing. ...

6 years 前 | 2 个回答 | 0

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skip counting numbers and including the remainder
I want to skip count 1 to 100 by 4's. So 1:4:100 The output is until 97. I want to include the 100 in the result. ...

6 years 前 | 1 个回答 | 0

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Getting the nonzero mean of each cell element
Hi, I have a cell dot_value (100x100 in size), and I wanted to find the mean of each cell (but only considering the nonzero ...

6 years 前 | 1 个回答 | 0

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'stacking' 2D graphs on top of each other.
I have multiple 2D graphs (but of different lengths/sizes). I want to stack them together to form a 3D image (not necessarily a ...

6 years 前 | 1 个回答 | 0

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subscript assignment dimension mismatch solutions
Hello, I am writing into a variable Q(:,:,:) in an iteration. The first iteration stores into Q(:,:,1) a matrix of 463x2. Ea...

6 years 前 | 1 个回答 | 0

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drawing the velocity vectors (tangents) to a given path
I have a two dimensional path of a particle which I can plot. I wanted to plot ALSO the velocity/tangents to the path (at some p...

7 years 前 | 0 个回答 | 0

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customising the boxplot with data points.
so the default boxplot contains err, a box with a line signifying the mean, and the upper 25 percentile and lower 25 percentile....

7 years 前 | 1 个回答 | 0

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please help interpret this input using the filter function
Please help interpret this input/output using the filter function. data = [1:0.2:4]'; windowSize = 5; filter(ones(1,...

7 years 前 | 0 个回答 | 0

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please interpret this result from the filter function
Please help me interpret this result from matlab. The input uses a filter function. data = [1:0.2:4]'; windowSize = ...

7 years 前 | 1 个回答 | 0

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filtering and smoothening of acquired data due to noise
I have position data sets acquired from noisy sources and I wanted to filter/smoothen them to rid the effects of noise. The aim ...

7 years 前 | 1 个回答 | 0

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