File Exchange Pick of the Week

October 19th, 2005

Beat Counter

I've spent a surprising amount of time calculating the BPM (Beats per Minute, or tempo) of songs. I would always use a stopwatch, timing 32 beats to calculate the BPM. Joerg Bitzer has made this a lot easier, and more reliable, with a recent submission to the File Exchange. BPM Counter is a simple GUI that calculates the tempo of songs by timing my clicks on a button. This is some good stuff - I just learned that the Beastie Boy's classic "Fight for your Right (to Party)" is 134 BPM. This could come in handy someday ... (In case you were wondering why I've spent so much time doing this, it's for one of my side jobs. In addition to being a MATLAB geek at The MathWorks, I teach aerobics classes. I used to make my own custom music mixes, and always had to sync up the tempos.)

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Bob, Brett & Jiro share their favorite user-contributed submissions from the File Exchange.

  • Zach: Hi Doug and Les, I didn’t have a lot of time to mess with this, but I did find a work-around. I plotted...
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  • Les: @Zach This isn’t exactly what you are looking for but at least it puts all three parameters on the same...
  • Zach: Thanks for your suggestions Doug. I’ll give that a shot and see what happens. I’ve seen many of...
  • Doug: @Zach, I would say to use plotYYY, because that is close to what you want, but using depth as Y makes sense....
  • Doug: @Teja, I think this will work: http://www.mathworks .com/access/helpdesk /help/techdoc/ref...
  • Gify: merry christmas :) nice christmas tree! Regards, Janet Gify
  • Teja: Dear Doug Is there anyway to plot a surface from nonuniform data without meshgrid and griddata? Basically i...
  • Zach: I’m working with geophysical data, so I’d like to produce a depth profile. The y-axis would be...
  • Doug: @Ashok First, please do not use variable names that are MATLAB commands (std and mean). Second, p(j) should be...

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