Category Archives: research

ISMIR 2008

My paper was accepted to ISMIR this year in Philadelphia. It uses the MajorMiner data we’ve collected to explore the relationship between different granularities of music metadata. That is to say, we compare the accuracy with which clip-level audio classifiers … Continue reading

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Broken sound card

My desktop is getting a little old. I got it the summer before I went to college, which means its 8th birthday is coming up in August. It’s still plugging along, though, hosting this blog, among other things with a … Continue reading

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Recti-Linear room simulator

For studying auditory localization and separation, it’s very important to have realistic spatial recordings. These can come from a number of sources, what I’ve been using in the past is a collection of impulse responses recorded through a KEMAR dummy … Continue reading

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MajorMiner music search

We’ve started using the data that we collected through the MajorMiner game. We’re using it in two ways: making it searchable directly, and training autotaggers with it. The human search finds all of the clips that have had a particular … Continue reading

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The Puzzling Nature of Success in Cultural Markets

Matthew Salganik gave a talk in the EE department with this title. He got his PhD in sociology last year under Duncan Watts, studying the (un)predictability of hits, blockbusters, best-sellers, etc. You probably read about it. If not, the basic … Continue reading

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Ormia ochracea

I was reading Fay and Popper’s book Sound source localization and came across an awesome chapter about the auditory localization abilities of insects by Daniel Robert. With a distance of just millimeters between their ears of the same size, they’re … Continue reading

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Auditory transduction video

This semester I’m co-teaching Dan’s class ELEN 6820, Speech and Audio Processing and Recognition. It’s fun to finally get to lecture and to improve the course a little. One thing I’m happy I brought to the course was a video … Continue reading

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Bike trainer transcription

My parents got me a bike trainer for Hanukkah this year and I’ve been riding inside while the weather is crappy. On Graham‘s recommendation, I got the Kurt Kinetic Road Machine. It’s a fluid trainer, so the resistance comes from … Continue reading

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Model-based EM Source Separation and Localization (MESSL)

Ron, Dan, and I came up with a name for the source separation and localization system we’ve been working on. It’s so much easier to refer to a five-letter handle than an abstract concept, even one that we all share. … Continue reading

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Autotagging

I’ve been looking at the data we’ve collected from MajorMiner recently and I’m quite excited by the results. The idea is to use all of the clips that have been tagged “rap” to train a classifier to recognize rap. When … Continue reading

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