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Douglas Anderson


Last seen: mer än 4 år ago |  Active since 2012

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Professional Interests: signal processing, seismology, vibration, explosives

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Additional line types beyond -, --, -., and : ?
Is there a way to get additional line types beyond the basic 4 of solid, dashed, dash-dot, and dot? Dot comes out very small in...

mer än 8 år ago | 2 answers | 0

2

answers

Question


Using a pushbutton to show that I have selected the right radiobutton
Hello, I have code that does the following: # Uses uipickfile to get a file name # Reads the selected file to get the dat...

mer än 10 år ago | 1 answer | 0

1

answer

Question


Output from Gui results in error "Attempt to reference field of non-structure array"
Hello, I have written a very simple GUIDE Gui to return the value of a slider to the command line. I set up a default value,...

mer än 10 år ago | 0 answers | 0

0

answers

Question


How to "print" on the command line or from a gui like is done from the figure "file" menu option
Hello, To simplify life, I would like to have a button in my gui call up the same MATLAB gui window to choose the printer tha...

mer än 10 år ago | 1 answer | 0

1

answer

Question


GUIDE gui output -- "Attempt to reference field of non-structure array"
Hello! I have a simple GUIDE gui that uses a slider to change the value in a static text box, as part of a larger project. I...

nästan 11 år ago | 0 answers | 0

0

answers

Question


ginput() and 2 subplots -- is there a way to show cursor location on BOTH subplots?
Hello! I have a routine which plots contours of two data sets (with the same x and y coordinates) on separate subplots (subpl...

nästan 11 år ago | 2 answers | 0

2

answers

Question


Experience and Tips on colormap for waterfall plots?
Hello, I'm using waterfall plots, and am experimenting to find the most pleasing and informative colormap for such plots. Th...

nästan 11 år ago | 1 answer | 1

1

answer

Question


Is there an elegant way to do a "flip-flop" sort from the middle or near the middle?
Hi! I have a sequence like 1 2 3 4 5 6 7 (it may be any number, odd or even). I would like to sort it so that it starts wi...

nästan 11 år ago | 1 answer | 1

1

answer

Question


Returning an array to the command line (or another function) from a GUI
Hi. I have looked at video and Answers to try to figure this out, and don't seem to have it right. I have a GUI function t...

nästan 11 år ago | 1 answer | 0

1

answer

Question


Publish generates an error in m2mxdom
Publish comes up with a strange response. I've looked for answers, and the bug is reported to have been squashed in 2011b, but ...

ungefär 11 år ago | 0 answers | 0

0

answers

Question


Passing Variable Number of Arrays to a function with varargin
Hello, I would like to have a function that will take either one array or a number of them merged into one array within the f...

mer än 11 år ago | 1 answer | 0

1

answer

Question


Vertically stacked subplots with x-axis labels only at the bottom
Hi, I searched and couldn't find the answer to what I am guessing is a simple problem. I need several waveforms in separate ...

nästan 12 år ago | 3 answers | 0

3

answers

Question


How does one shade a window area on a time history?
Hello, For a presentation, I would like to color shade a given time interval on a time history -- basically a window of the t...

nästan 12 år ago | 2 answers | 0

2

answers

Answered
Accessing Path names for reading Excel and saving .mat files in same folder
Thanks, Walter. I guess I wasn't really clear about what I was looking for. I was wondering if there is something like "whic...

ungefär 12 år ago | 0

Question


Accessing Path names for reading Excel and saving .mat files in same folder
Hi, I have Excel data files in a number of folders under the MATLAB folder (all on the MATLAB path). To speed up analysis, I...

ungefär 12 år ago | 2 answers | 0

2

answers

Answered
Trouble with code to check for Excel file existence
One quick comment: I know that it isn't a path problem

mer än 12 år ago | 0

Question


Trouble with code to check for Excel file existence
Hello! xlsread() goes through a bunch of machinations before it tells you that the file doesn't exist if you mistyped the fil...

mer än 12 år ago | 2 answers | 0

2

answers

Answered
wavelet transform to find fault location
Perhaps you should use findpeaks() to help you out. Just a thought.

mer än 12 år ago | 0

Question


Realignment of columns in a matrix with one (or more) values out of sync -- a "voting" algorithm?
Hello, I have what I think is a rather simple question. I have a three column matrix of the times of peaks calculated from t...

mer än 12 år ago | 1 answer | 0

1

answer

Question


Subplots with equal "nice" y-axes -- is there a function?
Hello, I thought I had seen a function somewhere that would modify subplots so that each of the plots would have the same sca...

mer än 12 år ago | 4 answers | 1

4

answers