Jeffrey Girard

University of Pittsburgh

自 2014 起处于活动状态

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Professional Interests: affective computing

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mReliability
MATLAB Functions for Computing Inter-Observer Reliability

6 years 前 | 2 次下载 |

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How can I automatically detect and log changes to a USB joystick's position connected via vrjoystick?
I have a USB joystick that I would like to record the position of at a high frequency in MATLAB 2017a. I understand that I ca...

7 years 前 | 0 个回答 | 0

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how adjust SVM classifier prediction threshold in matlab
The output of the "predict" function of an SVM implementation will be a vector of size N, where N is the number of examples you ...

9 years 前 | 1

已回答
How to display outputs from m file to GUI
You can display the plots on an axis that you create on the GUI figure. For text, you could also put it on an axis using the tex...

9 years 前 | 0

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multiply a matrix by a specific value from a vector
Let's use a cleaner example: a = 5; b = [1,2,3,4;5,6,7,8]; c = [0.5,1.0,1.5,2.0]; So if I want to multiply the mat...

9 years 前 | 1

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Using variables created by one .m file in another
You can make qL1 a <http://www.mathworks.com/help/matlab/ref/global.html global variable>. For example, on project.m put the ...

9 years 前 | 9

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Accessing data in a cell array
Hopefully this will give you some clues: c = cell(1,2); c{1} = ['abcd';'efgh']; c{2} = [1,2,3,4;5,6,7,8]; c = ...

9 years 前 | 1

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Deselect uimenus after click in GUI
Unfortunately, Jan's solution didn't work for me either. These aren't ideal solutions, but I have found that this behavior can b...

9 years 前 | 0

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vlc media player invoking
I assume you are invoking VLC through ActiveX. You need to send it a video file in the MRL format in order to have it play corre...

9 years 前 | 1

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Change time display of Windows Media Player using an ActiveX Control within a GUI
You can hide the duration information from WMP by changing the uiMode to none: axctl = actxcontrollist; index = strcmp(a...

9 years 前 | 0

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one frame of audio
info = audioinfo('1.mp3'); [y,Fs] = audioread('1.mp3'); Let's say that 1.mp3 is a stereo (i.e., two channel) audio file ...

9 years 前 | 0

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How can I prevent or recover from a "joystick device error" during timer callback?
Ok, success! Recovery can be solved by restarting the joystick within the catch-statement of a try-catch block. Does anyone have...

9 years 前 | 1

提问

How can I prevent or recover from a "joystick device error" during timer callback?
I have a script that repeatedly reads the position of a joystick initiated by vrjoystick() using read(). The repetition is curre...

9 years 前 | 1 个回答 | 0