Paris Smaragdis is an assistant professor at the University of Illinois who specializes in research that involves machine listening. This includes source localization (where the sound is coming from), sound recognition (such as a traffic accident at an intersection) and source separation (taking individual voices or instruments out of a mix). Source separation is a
Continue reading »Category Archives: "DSP"
More Web Audio Goodness
I posted before about the HTML5 Theremin built using the Web Audio API. It’s a great implementation of the powerful features of the new Web Audio specs. There are many, many more great examples found in these github pages, including a great collection of synthesizer and visualizers and games (such as Angry Birds) that use
Continue reading »“This Voice is Only For Me” – Synthetic Voices
As someone who has previously worked in assistive technology and worked with a lot of folks with moderate to severe speech disorders, I was very excited to discover this TED Talk – “Ruba Patel: Synthetic Voices, As Unique as Fingerprints”. It shows how the organization VocalID.org are creating unique voices for recipients, by combining the
Continue reading »The PONO Express Rolls In
Neil Young finally got to introduce PONO to the crowds at SXSW this weekend as previously announced. It is indeed simply a hi-res lossless audio player (and music store). Around the time that he first announced that he was working on a new digital device and format, I talked about how for most folks the
Continue reading »Do the Evolution!
It randomly occurred to me while walking home the other night that genetic algorithms may be particularly suited to searching for solutions to some of the more difficult audio processing problems. The basic idea is to take a reproducible population with some minor variation between generations and apply a form of natural selection to shape
Continue reading »