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Michel Nieuwoudt


The University of Auckland

Last seen: alrededor de 1 año hace Con actividad desde 2016

Research scientist in Raman and IR spectroscopy, very much a beginner in the use of Matlab

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Subdividing a matrix and pairing specific columns in the subdivisions
Hi experts, I have a matrix of 1001 columns and 6000 rows. The first column is frequency, and the rest are signal intensities o...

más de 2 años hace | 2 respuestas | 0

2

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Label each data point and color code the data points
Hello, I have an XY scatter plot of 49 points, and I want to label each point according to a text. There are three classes of...

casi 4 años hace | 1 respuesta | 0

1

respuesta

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Help with file format conversion please!
I have a set of numbers of XY data (.csv format), with each XY value in the format: 2.024890e 002,2.069117e 003. How do I conver...

más de 4 años hace | 1 respuesta | 0

1

respuesta

Pregunta


combining different csv files from a folder into one matrix
Hello, I have 800 files with 1554rows and 2columns so (1554x2) , that I'd like to read from a folder and then combine them into...

casi 5 años hace | 2 respuestas | 0

2

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Combining y columns of several x,y matrices into one matrix
Thank you! have done :)

más de 5 años hace | 0

Pregunta


Combining y columns of several x,y matrices into one matrix
OK, I've edited my request with more detail: I have ten (1554x2) .csv files of x,y data (I've attached eight here, for some rea...

más de 5 años hace | 2 respuestas | 0

2

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How do I save a matrix in ascii format so that the variable names are included as the first row header?
Hi, I have assigned variable names to each column (14 columns) of my matrix. But when I save the matrix in ascii format, the ...

casi 7 años hace | 1 respuesta | 0

1

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I would like to import a matrix that has filenames in the first row with numbers and a letter. How can I do this wihout it importing as NaN? It's not a date format.
Hello, I am trying to import a data matrix that has the first row as the Sample ID, which has numbers and a letter: e.g., 20W...

más de 7 años hace | 1 respuesta | 0

1

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How do I add NaNs to each of a set of vectors of different lengths to make them all the same length please?
Thank you for your answer, however, I'm not sure I understand the last line. (I am still learning!)

más de 7 años hace | 0

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How do I add NaNs to each of a set of vectors of different lengths to make them all the same length please?
I have 13 columns that I'd like to put into a matrix, but they are different lengths. I can add NaN to them to make them the sam...

más de 7 años hace | 3 respuestas | 0

3

respuestas

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I would like to convert a date in the format of, for e.g., 02 September 2004, to a datenumber. But this format is not a standard Matlab format. Does anyone know how I could do this please?
I would like to convert a date in the format of, for e.g., 02 September 2004, to a datenumber. But this format is not a standard...

casi 8 años hace | 1 respuesta | 0

1

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