Question

PCA or clustering of an image
I have an image which is a concentration profile of ftir mapped spectra. This said image clearly has certain unique patterns an...

meer dan 6 jaar ago | 1 answer | 0

Question

Merge multiple .csv files of different dimensions into one data
Hi all: Say I have about 200 .csv files of different dimensions (e.g 6662*2 double and 6634*2 double) and I would like to merge...

bijna 7 jaar ago | 1 answer | 0

Question

Writing Multiple CSV files
I have a dataset which has about 20 spectra. All 20 spectra share the same x-axis. So I have 21 columns, column 1 representing t...

ongeveer 7 jaar ago | 1 answer | 0

Question

Incorporating Procrustes to PCA
Hi: So I have a PCA matlab GUI. It can perform Jackknifing for displaying a training and prediction cloud plot of the data. T...

ongeveer 7 jaar ago | 0 answers | 0

Question

Adding Procrustes Code to a PCA
How do I add new instructions or code to an existing callback in a gui. I have a button that when I press in a GUI it performs a...

ongeveer 7 jaar ago | 1 answer | 0

Question

How to add new buttons and call backs to a gui
Hi all: I have a matlab GUI for performing Principal Component Analysis (PCA). Sometimes it is necessary to remove an outlier f...

ongeveer 7 jaar ago | 0 answers | 0

Question

Spectral or peak alignment
<</matlabcentral/answers/uploaded_files/82444/Slide1.JPG>> Hello: I have two spectra, Spectrum A and Spectrum B. Spectrum A i...

meer dan 7 jaar ago | 3 answers | 0

Question

How to correct for peak shifts in an FTIR spectrum
Hello: Say I have two spectra, Spectrum A and Spectrum B. Spectrum A is the reference spectrum and spectrum B is one I just col...

meer dan 7 jaar ago | 2 answers | 0

Question

Separating features in an image
<</matlabcentral/answers/uploaded_files/76886/IMG_6887.JPG>> Hello, if I have an image like the the one I have attached, how ...

meer dan 7 jaar ago | 1 answer | 0

Question

Feature extraction from a map image
<</matlabcentral/answers/uploaded_files/76885/IMG_6890.JPG>> Hello, if I have an image like the the one I have attached, how ...

meer dan 7 jaar ago | 0 answers | 0