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Johanna Popp


Last seen: 2 years 前 |  自 2021 起处于活动状态

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统计学

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test for significance of assignment to groups
Hi all, this is a quite basic statistics question but I was wondering how to best solve this problem in matlab. I have this...

2 years 前 | 1 个回答 | 0

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Asign subjects to groups and get a group average
Hi all, I have a table containing 3 Variables - Subject ID (N = 1026) , Group ID (Total of 457 groups) and IQ score (one for ...

2 years 前 | 1 个回答 | 0

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Only keep rows of a table that that belong to certain subject names (specified in first collumn of row)
Hi all, I have my data stored in the form of a table where the first collumn contains the subject names ('subject_1', 'subjec...

2 years 前 | 0 个回答 | 0

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Import data into matlab but ignore subject name
Hi all, I've been using this code to import data from my directory into a matlab structure. Data is saved in a way that each c...

2 years 前 | 1 个回答 | 0

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Control for Confounding Variables in a Linear Regression Model
Hi All, I am trying to fit a multiple linear regression model to my data using the function fitlm(x) and I'm wondering how to g...

2 years 前 | 1 个回答 | 0

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提问


find mode of an array but if there is no mode then return a random number
Hi all, I am trying to find the mode of the columns in a matrix A. My problem is, if there is no similar value in the column, ...

2 years 前 | 2 个回答 | 0

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Save data from subfolders into a cell array
Hi all, I am trying to access several matrices from my directiry and store them in a cell array. They are stored in a way wh...

3 years 前 | 1 个回答 | 0

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Create a matrix of average Values from a Vector
Hi all, It would be great if you could help me solve this problem! I have a vector of 5 numbers [2 4 8 9 12] and want to crea...

3 years 前 | 1 个回答 | 0

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Convert 385*360 cell array containing 1*33 vector into 1*360 Matrix containing 385*33 double
Hi all, I am trying to convert 385*360 cell array, with each cell containing a 1*33 vector of double values, into a 1*360 cell...

3 years 前 | 1 个回答 | 0

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Compute average size of 2 regions in a matrix
Hi all, I would like to normalze a structural connectivity matrix (360 x 360) containing the number of streamlines between...

3 years 前 | 1 个回答 | 0

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Create a set of 165 random numbers
Hi all, I would like to create a set of 165 random numbers within the range of 1:557 so that the radom numbers are distributed...

3 years 前 | 1 个回答 | 0

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Average matrix values across diagonal
Hi all :) I have an asymmetric structural connectivity matrix size 376 by 376 where the elements Cij and Cji are different. W...

3 years 前 | 1 个回答 | 0

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Rotate 3D matrix
Hi all :) My problem seems to be quite simple but I can't figure it out somehow. I have a 3D array size 376x376x30 and I would...

3 years 前 | 1 个回答 | 0

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Concatenate 2D matrices into one 3D matrix with for loop
I have a structure containing 557 376 x 376 double matrices. How do I concatenate the 2D matrices to create a 3D matrix with th...

3 years 前 | 1 个回答 | 0

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