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Viewing a cross validated classification tree in the
Katie S · May 24, 2022 · matlab , cross validation , AI, Data Science, and Statistics , Statistics and Machine Learning Toolb

Hi,   I am using the cross validation method 'crossval' as explained in the matlab help;   cvmodel = crossval(model) creates a partitioned model from model, a fitted classificati…

Clustering by kmean?
Tony Castillo · May 24, 2022 · kmeans , AI, Data Science, and Statistics , Statistics and Machine Learning Toolbox

Hi Everybody, I'm doing an algorithm that allow me find the typical day and/or week of solar irradiance from a spreadsheet wiht hourly irradiation values from one year.   I'm havi…

Add more simple spam filters
Jan · May 24, 2022 · spam , meta , forum , filter , AI, Data Science, and Statistics , Text Analytics Toolbox , Language

What about rejecting all new threads, which contain Korean characters and the typical term "seven seven dot" which appear in the title? I'm aware that this request is naive and spa…

Noise samples of gaussian mixture distribution
Harsha Vats · May 23, 2022 · signal processing , noise samples , Continuous Distributions , Inverse Gaussian Distribution

I'm new to matlab. I want to generate noise samples of Gaussian mixture with PDF= sqrt((u.^3)./pi).*exp(-u.*(x.^2)) + sqrt((1-u)^3/pi).*exp(-(1-u).*x.^2);   The length of noise sa…

Log likelihood for each distributions.
JinYoung Kim · May 23, 2022 · likelihood , fitdist , AI, Data Science, and Statistics , Statistics and Machine Learning Toolbox

Hi! I was wondering how to compute in Matlab the log likelihood.   I think which the "fitdist" function includes "likelihood" function(e.g. normlike, gamlike and wbllike, etc).  …

How do I use Image projections in specific computations
Mohammad · May 23, 2022 · image processing , computing image pr... , AI, Data Science, and Statistics , Text Analytics Toolb

I want to decide the language of the text image based on the Hor. projection. I computed the Hor projection as shown in the following figures. So how can I find that if the image h…

Fit distribution to probability plot
Gustav Lindstrand · May 23, 2022 · distribution , fit , AI, Data Science, and Statistics , Statistics and Machine Learning Toolbox ,

Is it possible to fit a Generalized Extreme Value distribution to a probability plot? I've got 31 annual highest values that I have plotted in a probabilty plot using >>probplot(a)…

How can I use the "predictorImportance" function with models
rehan_rte · May 23, 2022 · fitrtree , predictor , importance , AI, Data Science, and Statistics , Statistics and Machine Learn

How can I use the "predictorImportance" function with models generated by applying "crossval" to RegressionTree objects? When I apply the ‘crossval’ function on the results of …

Mean and 3-sgima for Lognormal distributions
Kash022 · May 23, 2022 · #lognormal , #histogram , #plot , #normal , #gaussian , #3sigma

Hello,   I am trying to plot the lognormal distribution over 10 iterations and would like to see the mean and 3 sigma outliers. Somehow, doing this for lognormal plots does not lo…

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