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Why does my mex-function for linear regression return r-squared values above 1?
In a mex-file I have a function called _ols()_ that is supposed to calculate a linear regression for two vectors, 'x' and 'y'. ...

6 years 前 | 1 个回答 | 0

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提问


How could I translate this Python code to Matlab?
I have this python code that I would like to convert to Matlab code. Could anyone help me convert from one language to the other...

6 years 前 | 1 个回答 | 0

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提问


Why do I receive error " Unable to create com.mathworks.toolbox.shared.controllib.desktop.ToolGroupWrapper$DefaultToolGroup" when using Simulink response optimization?
Hi, whenever I click the button *Design Variables Set* in Simulink's response optimization window, I get the following error:...

10 years 前 | 0 个回答 | 0

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提问


How to speed up this graph filtering algorithm?
Hi, I'm using the <http://www.mathworks.com/matlabcentral/fileexchange/38689-pmfg PMFG> algorithm to filter out the insignifi...

11 years 前 | 0 个回答 | 0

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提问


Help with 'underwater' plot
I'm trying to create a so-called underwater plot for a time series *ts*, where all of the points that follow the most recent loc...

11 years 前 | 2 个回答 | 2

2

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提问


Help on creating a comma-separated list of financial time series objects
I'm trying to create a list of comma-separated financial time series objects (fints), in order to pass it to the financial toolb...

11 years 前 | 1 个回答 | 0

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提问


Mex error with GNU Scientific Library
Hi, I've downloaded c++ code from the file exchange that implements the <http://www.mathworks.de/matlabcentral/fileexchange/...

11 years 前 | 1 个回答 | 0

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提问


How to set all non-finite elements of a matrix to the minimum of the corresponding column?
Hi, I have a matrix *m* and want to set all elements that are NaN, Inf or -Inf to the minimum of the corresponding column. Fo...

11 years 前 | 1 个回答 | 0

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提问


Scaling positive and negative weights
Hi, I have a vector that contains positive as well as negative weights. For example: 0.75 -0.14 -0.92 0.56 -0.2...

11 years 前 | 1 个回答 | 0

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提问


n-dimensional matrix - Store the indexes of the n-th dimension in n-th cell
I have a n-dimensional matrix *M*. Now I'm looking for a way to create a 1xn cell array, where the index vector of the n-th dime...

11 years 前 | 1 个回答 | 0

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提问


How to find all neighbours of an element in N-dimensional matrix
I just can't wrap my head around how to find all neighbours of an element in a N-dimensional matrix. After reading through the d...

11 years 前 | 4 个回答 | 1

4

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提问


Find maximum number of consecutive negative values
Hi, I have a mxn matrix and I need to find the maximum number of consecutive negative values for each column. So the outpu...

11 years 前 | 3 个回答 | 0

3

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提问


Help with vectorizing find command
Hi, I'm working on some code for _roulette wheel selection_ and have some problems vectorizing the last two lines of this sec...

11 years 前 | 2 个回答 | 0

2

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提问


What's wrong with this textbox annotation?
I'd like to create a textbox annotation in a figure called "figure1", but it always gives me an error saying that there are too ...

11 years 前 | 1 个回答 | 0

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提问


Can anyone help me improve this code?
I'm working on a function which takes an n-by-1 array (called "ts") as input and creates a n-by-n matrix (called "V"), where eac...

11 years 前 | 1 个回答 | 0

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提问


Executing TISEAN binaries from within Matlab on Mac OS X 10.6.8
Hello, I downloaded TISEAN binaries for Mac, but unfortunately I just can't get it working on my Mac OSX 10.6.8. Everytime...

11 years 前 | 1 个回答 | 0

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提问


Using TISEAN package in Matlab
Hi, I want to use functions from the TISEAN package in Matlab and I've tried to implement this as suggested <http://www.agnld...

12 years 前 | 1 个回答 | 0

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已回答
Why do I get these error messages when using "MexMe"?
Jan, do you get the same errors/problems when running Mexme?

12 years 前 | 0

已回答
Why do I get these error messages when using "MexMe"?
I spent a couple of hours today searching through C/C++ forums for the solution to the error message I get in line 33 - without ...

12 years 前 | 0

提问


Why do I get these error messages when using "MexMe"?
I'd like to use <http://www.mathworks.com/matlabcentral/fileexchange/31257-mexme-write-mex-files-in-no-time MexMe> to create mex...

12 years 前 | 3 个回答 | 0

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