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David Mellinger


Last seen: 1 month ago |  Active since 2013

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Professional Interests: signal processing, acoustics, oceanography

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Osprey: sound visualization, measurement, localization
View and measure spectrograms of sound files, and localize sounds in them

6 months ago | 1 download |

Answered
Convert 24-bit ADC serial read data from 3-byte format to signed integer (int32)
There's an additional problem if the file has signed 3-byte numbers. After a LOT of trial and error, I ended up doing it like th...

1 year ago | 0

Submitted


Convert Seaglider PMAR-XL sound files to .wav format
Read Seaglider audio PMAR-XL .dat files; also convert them to WAVE (.wav) or other soundfile format, optionally downsampling in ...

2 years ago | 1 download |

Submitted


heterodyne
Shift a signal in frequency using heterodyning, with appropriate filtering

2 years ago | 3 downloads |

Answered
How do I keep the DOS command window open after running my MATLAB Compiler generated stand-alone application?
Another option is to create a figure. Compiled apps won't exit as long as there's a figure present.

4 years ago | 0

Question


startup errors in R2020b
I just installed R2020b using a site license from my university; previously I had a standalone license. When I start it up, I ge...

4 years ago | 1 answer | 1

1

answer

Question


Can't launch appdesigner in R2019b on Win10
When I try to run appdesigner with no arguments, it fails: >> appdesigner Error using appdesservices.internal.browser.WebWindo...

5 years ago | 0 answers | 1

0

answers

Answered
error 'Undefined variable "matlab" or class "matlab.internal.editor.EODataStore.getRootField". '
I found a comment that suggested these problems might be due to having two versions of MATLAB installed. So I uninstalled both e...

7 years ago | 0

Question


error 'Undefined variable "matlab" or class "matlab.internal.editor.EODataStore.getRootField". '
I have a guide-created GUI named opLocInfo. When I try to open it in R2017a, I get this error: Undefined variable "matlab" ...

7 years ago | 2 answers | 0

2

answers

Question


Using MATLAB from C++Builder
I have a large system for acoustic analysis in Embarcadero's C++Builder (formerly Borland). It used to be able to connect to MAT...

10 years ago | 0 answers | 0

0

answers

Question


errors with optimoptions and optim.options.createSolverOptions
I just installed MATLAB R2013a. (Specifically, I uninstalled it (including user preferences), cleaned out the directory, then re...

11 years ago | 1 answer | 0

1

answer