Archive for June, 2009

Music Hackday is coming


hackday.1.1.1.1

Open your calendars  and reserve  July 11th and 12th  for Music Hackday for  24 plus hours of solid music hacking in the heart of London.  Music Hackday is a chance for developers to get together and share ideas and code while building a music application using the music APIs from companies like Last.fm, 7digital, Gigulate, People’s Music Store, SongKick, SoundCloud and The Echo Nest.     This looks to be a really fun event.

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Remix 1.1 is released

Version 1.1 of the Echo Nest remix has been released.  Adam Lindsay, in his Remix Overview describes it thus:

Remix is a sophisticated tool to allow you to quickly, expressively, and intuitively chop up existing audio content and create new content based on the old. It allows you to reach inside the music, and let the music’s own musical qualities be your — or your computer’s — guide in finding something new in the old. By using Remix’s knowledge of a given song’s structure, you can render the familiar strange, or the strange slightly more familiar-sounding. You can create countless parameterized variations of a given song — or one of near-limitless length — that respect or desecrate the original, or land on any of countless steps in between.

This release as concentrated on making it easier to install. We now have install instructions for Linux, Mac and Windows.   We also now use the FFMpeg encoder/decoder instead of mad and lame.  This has a number of advantages; it makes it easier to install, it supports a larger number of file formats, and perhaps most importantly, it is the same decoder that the Echo nest Analyze uses. This ensures that audio segment boundaries fall exactly on zero-crossings.

Remix is really fun to play with, and the results are always interesting and sometimes even musical.  Here’s an example of a song released in the last year (can you guess it?) that has been remixed to include only the first beat of each measure.

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Music Explorer FX

Sten has posted a link to his super nifty Music  Explorer FX.  Music Explorer FX is  a Java Fx application for exploring and discovering music.  In some ways, the application is like a much slicker version of  Music Plasma or Musicovery.  You can explore a particular neighborhood in the music world – looking at artist photos and videos, listening to music, reading reviews and blog posts, and following paths to similar artists.    It’s a very engaging application that makes it easy to learn about new bands.    I especially like the image gallery mode – when I find a band that I think might be interesting, I hit the play button to listen to their music, and then enter the image gallery to get a slide show of the band playing.  Here’s an example of ‘Pull Tiger Tail’ – a band that I just learned about today while exploring with MEFX.

mefx

Sten uses a number of APIs to make MEFX happen. He uses the Echo Nest for artist search and to get all sorts of info including artist familiarity, hotness, artist similarity, blogs, news, reviews and audio. He gets artist images from Flickr and Last.fm – and just to make sure he’s relevant in this Twitter-centric world, he uses the Twitter API to let you tweet about any interesting paths you’ve taken through the music space.

We are living in a remarkable world now – there’s such an incredible amount of music available. There are millions of artists creating music in all styles.  The challenge for today’s music listener is to find a way to navigate through this music space to find music that they will like.  Traditional music recommenders can help, but I really think that applications like the MEFX that enable exploration of the music space are going to be important tools for the adventurous music listener

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The end of an era at Last.fm

RJ just announced that he, along with the other two founders of Last.fm are leaving Last.fm. Details in this post:   Message from the Last.fm founders, Felix, RJ and Martin.  This is a big deal.  RJ, Felix and Martin laid out the roadmap that just about every music 2.0 company would follow.   They continuously  brought new innovations to music discovery that are now standard for music sites, innovations like  scrobbling of music taste,   web services to allow access to all of their music data, social tagging of music,  recommendation radio, to name just a few.

I hope that the folks remaining at Last.fm will keep the vision of Felix, RJ and Martin alive, and I wish Felix, RJ and Martin the very best in their next venture(s).  (I guess it is time to pay really close attention to playdar).

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A glimpse of the Music Explorer

I noticed that Sten posted a photo from the JavaOne pavillion that happens to show the Music Explorer FX in the background.

Sten at JavaOne

Sten at JavaOne

Using my photo-forensic skills, I’ve extracted a detail that shows the Music Explorer FX:

mefx-detail.1

Here you can see Franz Ferdinand, surrounded by a set of similar artists, as well as a audio player,  along with graphics that show familiarity and hotness (all derived from the Echo Nest).   The Music Explorer FX is pretty neat. I hope Sten releases it soon.

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New desks at the nest

Yes, this is big news … we have some new furniture at the nest.  No longer are there doors on file cabinets masquerading as desks. Everyone now has a real desk.

New desks a the nest

New desks at the nest

Clearly, there’s no stopping us now.

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The Beat that follows your feet

There’s a new application in the Echo Nest developer showcase called SynchStep.  SynchStep is an iPhone/iTouch application (currently only for jailbroken devices) that automatically synchronizes the music to your walking or running pace.   SynchStep uses the Echo Nest Analyze API to extract the tempo for each song in your collection and when you are out for a walk or a run it will pick a song that matches your tempo.

I’ve seen a few academic systems that do this sort of thing.  For instance, at last year’s ISMIR there was a paper called  Development of an automatic music selection system based on runner’s step frequency that described a similar system. But SynchStep is the first system I’ve seen that is available to the general public  on a popular platform like the iPhone.

SynchStep is a great example of a context-sensitive playlister.   Instead of a list of songs selected via a random number generator, or via  a DJ sitting in some dark, smoke-filled sound booth you get a playlist that matches what you are doing.  I think we are going to see more attention paid to context-sensitive playlists:  ‘Music for the root canal’, ‘Music that synchronizes with my windshield wipers’,  ‘music for that first date with that girl who you think may be kind of emo’, and so on.    To make these kind of playlists, the playlist generators will have to know what you are doing, and they’ll have to know what the music sounds like.  Platforms like the iPhone already provides lots of context – the iPhone knows where you are,  what time it is, it can hear you, it can see you, it can feel you move,  it knows that the emo girl just sent you a  ‘dear john’ IM,  it can even hear your heartbeat.     Signal processing and music analysis provides the other piece of the puzzle – knowing what the music sounds like.   Just like SynchStep picks a track with a tempo that matches your pace, these next generation, context-aware playlisters will select music that fits the context.   So when that kind-of-emo girl dumps you, your iPhone will know about it and will try to cheer you up with a little Katrina & The Waves.  This song has super powers,  it can even make the emo boys happy.

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Help! My iPod thinks I’m EMO – the Podcast

I notice that the audio for the panel session “Help! My iPod thinks I’m emo”  that Anthony (of the Hype Machine) and I gave at SXSW is online.  You can listen to it here

And follow along with the slides on slide share here.

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The first music app in the Java App Store?

At the JavaOne keynote this morning, James Gosling and Jonathan Schwartz gave a demo of the new Java App store in front of 20,000 Java developers.    The Java App store is new online store for Java apps.  It’s just like the iPhone App store for Java.  Oh .. and it has about a billion potential shoppers.  One of the very first apps in the store  (and as far as I can tell, the only music app) is an application called Music Explorer FX.  This is a soon to be released Java FX application designed to help you explore the world of music.  I’ve had the opportunity to play with the Music Explorer – it is really quite cool. (and it makes heavy use of the Echo Nest API, which makes it doubly cool).  The developer of the application, Sten Anderson has written a teaser about the app on his blog.  As he says, stay tuned for to find out when the app will be available.

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