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Richard Willey

MathWorks

Con actividad desde 2011

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Enviada


New Regression Capabilities in r2012a
Example code to accompany the "New Regression Capabilities" presentation

alrededor de 6 años hace | 4 descargas |

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Enviada


Computational Statistics: Feature Selection, Regularization, and Shrinkage
MATLAB code for "Computational Statistics: Feature Selection, Regularization, and Shrinkage"

alrededor de 6 años hace | 3 descargas |

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Data Driven Fitting with MATLAB
Demostration code and data sets for the "Data Driven Fitting with MATLAB" webinar.

alrededor de 6 años hace | 10 descargas |

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Exploring Protein-DNA Binding Sites from Paired-End ChIP-Seq Data
MATLAB code for the "Exploring Protein-DNA Binding Sites from Paired-End ChIP-Seq Data" webinar.

alrededor de 6 años hace | 1 descarga |

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Fitting with MATLAB: Statistics, Optimization, and Curve Fitting
Demo code and data for the "Fitting with MATLAB" webinar

alrededor de 6 años hace | 8 descargas |

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Enviada


Introduction to Classification
Files and code from Computational Statistics: Getting Started with Classification using MATLAB®

alrededor de 6 años hace | 19 descargas |

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MATLAB code for the nonparametric fitting video
Use localized regression, cross validation, and the bootstrap for nonparametric fitting.

alrededor de 6 años hace | 1 descarga |

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Optimizing breakpoints for Tables
MATLAB code to support the "Generating Optimal Tables using MATLAB" webinar.

alrededor de 6 años hace | 1 descarga |

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Computational Statistics Webinar
Use cross validation and Bootstrap to enhance LOESS

alrededor de 6 años hace | 1 descarga |

Respondida
Crossvalidation of Classification Trees?
I recommend that you look at the following example from the file exchange http://www.mathworks.com/matlabcentral/fileexchange...

más de 10 años hace | 0

Respondida
linear regression
Alternatively, if you have the 12a version of Statistics Tbx X = [1,2,3,4,5,6,7,8,9]; Y = [4 5 6 9 8 7 4 1 2]; my...

más de 10 años hace | 1

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How to apply Random walks ?
MATLAB includes a wide variety of functions that can be used to simulate a random walk. Depending on what precisely you want to...

más de 10 años hace | 1

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What is a reasonable lower time limit for regstats?
MATLAB and Statistics Toolbox provide a variety of ways to perform a regression. For example, if I am performing a simple linea...

más de 10 años hace | 1

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Parametric bootstraping in curve fitting
In general when I hear the expression parametric bootstrap I think "parametric residual bootstrap" I'm attaching some simple ...

más de 10 años hace | 1

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Respondida
How do I Regression Fit a SinWave to a dataset?
Here's some simple code that illustrates how to perform nonlinear regression using the 12a release of Statistics Toolbox. Not...

más de 10 años hace | 1

Respondida
Homework help.
Couple quick questions / comments 1. are you sure you typed in the model correctly? This looks very close to a Gompertz fun...

más de 10 años hace | 0

Respondida
Curve fitting f(x,y) result
I'm attaching code that shows a couple different ways to solve your problem. I prefer the second option. The R^2 is slightly...

más de 10 años hace | 1

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Curve fitting f(x,y) result
Hi ZazOufUMl A "Poly31" model is different than the one that I suggested. (Poly31 will contain a number of cross terms). ...

más de 10 años hace | 0

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Curve fitting f(x,y) result
Hi there The "Poly54" fit type is specifying a 5th order polynomial in one direction and a 4th order polynomial in the other....

más de 10 años hace | 0

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Matlab - How to Generate Random Numbers from a Specific Probability Density
If Pv and Pa can both be described as functions of a, you might be able to use a univariate generator to generate plausible valu...

más de 10 años hace | 0

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Multicolinearity/Regression/PCA and choice of optimal model (2nd try)
I'm attaching some code that might provide helpful I also have a two part blog posting on this same subject that provides a b...

más de 10 años hace | 0

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Respondida
The problem of using rng to generate random numbers.
From the sounds of things, the simplest thing to do would be to generate all of your random numbers OUTSIDE your loop. Start ...

más de 10 años hace | 0

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The problem of using rng to generate random numbers.
It's hard to make a specific recommendation without known more about the use case. What (specifically) are you trying to acco...

más de 10 años hace | 0

Respondida
classifier
I did a webinar a couple years titled: "Computational Statistics: An Introduction to Classification with MATLAB". You can ...

más de 10 años hace | 0

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Surface Fitting Tool Coefficient Structure
Local regression (aka LOWESS/LOESS) and interpolation don't lend themselves to parametric representations. There really isn't a...

más de 10 años hace | 0

| aceptada

Respondida
Curve smoothing using Matlab
I have a function called FitIt on the file exchange that might prove useful. FitIt combines Local regression (to smooth yo...

más de 10 años hace | 0

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Get Y values from Curve Fitting Tool
For simplicity, this code is using a simple linear model. However, the same syntax with work for your nonlinear regression. ...

más de 10 años hace | 7

| aceptada

Respondida
Least squares linear regression when squares have to do with elasticity?
Here's a simple example using the new regression functions in the 12a release. All you need to do is pass the appropriate weigh...

más de 10 años hace | 1

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Multi-parametric fit with matlab
Hi Miguel fitensemble is able to handle multiple independent variables. You should be able to use this with the data set tha...

más de 10 años hace | 0

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Respondida
Multi-parametric fit with matlab
Hi Miguel From the sounds of things, your central problem is that you're unable to specify an equation that describes the rel...

más de 10 años hace | 0

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