Community Profile

photo

David Koenig


Corning Inc. (Retired)

Aktiv seit 2011

Retired process analyst from Corning, Inc.
Professional Interests: Analysis of Vibrations and Sound

Statistiken

  • Thankful Level 3
  • First Answer

Abzeichen anzeigen

Content Feed

Anzeigen nach

Beantwortet
Is there a toolbox for statistical energy analysis?
Thanks!

fast 10 Jahre vor | 0

Frage


Is there a toolbox for statistical energy analysis?
I just recently became aware of a project using statistical energy analysis (SEA)to help design an improved piano soundboard. It...

fast 10 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Why does plotting nans in 3D cause problems with time and ability to save the plot?
The following script illustrates my problem - when iFloorRem=0 there is no problem with running the script and when it is finish...

etwa 10 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


Is mp3write missing from R2013B and R2013a?
Today I attempted use mp3write for the first time since downloading R2013a and R2013b and found that it is not there. Even the h...

mehr als 10 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Is there automatic gain in audiorecorder or soundsc?
I am collecting data using audiorecorder and playing it using soundsc. I collect for a fixed time - 10 seconds. I collect the re...

mehr als 10 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


What package do I need to interface with a Roland Duo-Capture EX USB Audio Interface
Hello, I am purchasing a Roland Duo-Capture EX USB audio interface to be used to collect music sound waves. It comes bundled ...

mehr als 10 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


How do I remove background noise from a sound wave?
I have a sound wave y(1:441000) gathered using a microphone and I have background n(1:441000) also gathered by the microphone. I...

mehr als 10 Jahre vor | 4 Antworten | 0

4

Antworten

Frage


How to positon the command window?
In response to a question, the following script was presented as an answer: desktop = com.mathworks.mde.desk.MLDesktop.getI...

mehr als 10 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


How to Import Matlab Figures?
I would like to bring a *.fig into a script and perhaps do some additional things to it, as in adding a text statement. I have ...

mehr als 10 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


What tablets are capable of downloading and running Matlab? Thanks.
I have laptops and an ACER Aspire One which are running Matlab. What tablets are capable of downloading and running Matlab. (The...

mehr als 10 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Numerical Integration of Equally Spaced Data
I have been using trapz to integrate a vector of equally spaced data. Is there a more accurate method available in script form t...

fast 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


How do you speed up the image command?
I am using Matlab for a presentation. I construct an "overhead" by fh=figure; set(fh2,'Position',desiredpositionvecto...

fast 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Problems using the sound systems in Windows 7
I am moving from an older XP laptop and Matlab R2011a to a brand new Windows 7 laptop again with Matlab R2011a. When I run s...

etwa 12 Jahre vor | 2 Antworten | 0

2

Antworten

Beantwortet
Troubles with saving a modified path
Thanks Walter.

etwa 12 Jahre vor | 0

Beantwortet
Pause between execution of soundsc
I think something else is going on. I just downloaded R2011a and ran the same program that uses soundsc and there was not latenc...

etwa 12 Jahre vor | 0

Frage


Integrating old toolboxes into newer versions of Matlab
I have an older version of Matlab (6.1) that has a wavelet toolbox that is quite handy. I recently obtained a license for up to ...

etwa 12 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
What is the best laptop for crunching numbers with Matlab?
Thank you, Jan.

etwa 12 Jahre vor | 0

Frage


What is the best laptop for crunching numbers with Matlab?
I deal with audio waves sampled at 44.1 KHz and with plotting using mesh. As a result I often cause my 5 year old Toshiba Satell...

etwa 12 Jahre vor | 6 Antworten | 0

6

Antworten

Frage


When am I using too much memory?
Like several posters, I deal with wav files resulting from sampling at 44.1KHz. I notice that Nero Wave Editor can somehow accom...

etwa 12 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


Copying and Pasting 3-D Plots
I am using meshgrid and mesh to generate 3-D plots. The screen versions look fine but when I click on 'edit' and select 'copy fi...

mehr als 12 Jahre vor | 2 Antworten | 0

2

Antworten

Frage


Meshgrid for logarithmic scales
I would like to make 3-D plot using mesh in which one axis should be on a logarithmic scale. Is there a way to use meshgrid and ...

mehr als 12 Jahre vor | 3 Antworten | 2

3

Antworten

Frage


Mesh Error
I use mesh and meshgrid a fair amount and always get Warning: Unrecognized OpenGL version, defaulting to 1.0. The plot loo...

mehr als 12 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Does Matlab Use All of a PC's Memory?
My laptop (Toshiba Satellite) has 1 GB of memory. I do a lot of work with wav files and I often get "out of memory" errors. If I...

mehr als 12 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
Reading mp3 files into Matlab
Sorry. I finally followed the directions of Alfredo F. Franco and extracted to files to an appropriate folder and put the folder...

mehr als 12 Jahre vor | 0

Frage


Reading mp3 files into Matlab
I have used a script/function called "wavread.m" successfully with .wav files. I am trying to use a script/function called "mp3r...

mehr als 12 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


How to list property values
I am using plot and other graphics commands that require setting property values. Is there a way I can see all the properties th...

mehr als 12 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
Rational Fractions in Symbolic Toolbox
Sorry. I found the answer to my question...vpa (should have known this).

mehr als 12 Jahre vor | 0

Beantwortet
Real function for symbolic variables
Thanks for the responses, the cyclist and Walter Roberson. I think my problem had to do with not declaring the variables properl...

mehr als 12 Jahre vor | 0