 
Funded by the European
Union, Information Science Technologies
EU-FP6-IST-033902
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EASAIER
Use-Case Scenarios:
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The
Amateur Musician |
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Greg
is a guitarist in a band consisting of old school friends. A vinyl
enthusiast, the pride of Greg's collection is a complete set of
Pink Floyd and Led Zeppelin albums. on borrowing his girlfriend's
MP3 player, Greg discovered the large amount of material available
digitally. Hearing an alternative version of Led Zep's Black
Dog on a late night radio show, Greg became interested in finding
alternative and live recordings of the songs played by his rock'n'roll
heroes, but he finds it difficult searching the internet for such
tracks.
Following
a Google search, Greg logs onto a classic rock'n'roll archive that
uses the EASAIER system. He enters 'Pink Floyd' in the author/title
field and also puts 'live' in the keyword
field. He is pleased to find that his search returns an alternative,
live version of a segment from Atom Heart Mother with a
pared-down orchestration - much sparser than the original studio
mix. The metadata displayes the distinctive cover art of the Atom
Heart Mother album and a picture of a Pink Floyd performance from
around the time the album came out. Happy with his musical research,
Greg plays this segment again and looks for further alternative
versions of his favourite tracks. Greg sends his fellow band members
and email with a link to the website employing the EASAIER system. |
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The
Music Student |
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Chen-Yin
Mae, a harp student at the RSAMD, recently performed the sonata
for harp, flute and viola by Debussy. she and her two colleagues
wish to put together a concert programme based around this work
with the same unusual instrumentation.
Chen-yin
accesses a sound archive using the EASAIER system. She puts 'Harp,
flute, viola' in the orchestration/instrumentation
field. The group would like to make the programme all 20th - century,
so Chen-yin enters'19*' in the year field.
Her search
returns several works, including the Elgiac trio by Arnold
Bax and a transcription of Ravel's Sonatine (orginally
composed for the piano) by Carlos Salzedo. Having already heard
the Bax piece in concert, Chen-yin listens to the Ravel transcription.
Afterwards, she returns tothe list and selects a later piece, Tre
Ecloghe (1984) written for the same group of instruments by
composer Jay Anthony Gach. There is a link to Gach's website displayed
in the metadata.
Together
with the Debussy, Chen-yin thins this selection of three pieces
will form a balanced programme and sts about marking the technically
dificult passages in the audio track using the EASAIER enriched
access tools (WP5). Later, as her flat has wireless Internet, Chen-yin
can play back these marked passages to herself in her practising,
and to her ensemble when they rehearse. |
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The
Lecturer |
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Dr.
Goran Kryllic is a lectuer in chral conducting. He has come to blieve,
through personal experience, that when choirs sing a cappela
in the key of
F major, they tend to go flat. Dr Kryllic, when he directs an a
cappella work for choir written in F major, will always transcribe
it up or down a semitone. However, he is finding it difficult to
demonstrate the rationale behind this to the students on his choral
conducting cours.
Logging onto an EASAIR
system, Dr Kryllic fills in various fields: 'F major' in the key
field, 'a capella' in the keyword field, 'choral'
in the genre field. As he wants to find works of
both fast and slow tempi, he leaves the tempo range field
blank.
Of the
twelve tracks displayed, eight display the undesirable musical behaviour
Dr Kryllic believes typical of choirs singing a cappella
in the key of F major. Using the EASIAER enriched access tools (WP5),
he marks the various tracks in order to show his students the particular
stages in the works where the choir goes flat. He uses the EASAIER
sound representation (WP4) to find the places where the choirs sing
at their loudest, most quiet, highest or lowest. In this way he
can begin to explore what it is particularly about F major that
makes choirs go flat.
To further
prove his point Dr Kryllic enters the same search information specifying
all a cappella works for choir not in F major.
He listens to these and not one of the examples goes out of tune.
After his time using the EASAIER system, Dr Kryllic realises he
has not only got the basis for a fascinating lecture, but also the
starting point for an exciting research project.
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The
DJ |
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Club
DJ Flyguy McJim normally starts his Saturday night set at the Edinburgh
University Student Union bar on campus just after 11 o'clock. This
particular Saturday night has seen the Scottish football team defeat
their bitter rivals England in a World Cup qualifying match. The
bar is packed and the crowd has been singing Scottish songs all
night. As the dance floor quickly fills up with happy revellers,
Flyguy realises a patriotic flavour might be the way to go.
As the second track kicks
in, he uses his laptop's Internet connection to log onto a traditional
Scottish music archive that employs the EASAIER system. Typing in
'Scotland the Brave', 'Pipe band' and 'D major' in the author/title,
orchestration and key fields (the drum'n'bass
groove McJim has in mind works best with tracks in D major) he puts
120-132 bpm in the tempo range field. Unfortunately
no results are displayed. However, Flyguy remembers that Pipe Bands
often play in strange keys, so he searches again leaving the Key
field blank. This search brings several sutable tracks. Selecting
one, he uses EASAIER's enriched access tools (WP5) , to create a
loop sample, bump up the pipes' drone from B quarter sharp to D,
and set the playback tempo at 126 bpm.
Mixing in a slightly
heavier and faster drumbeate, Flyguy McJim drops the EASAIER loop
of 'Scotland the Brave' between the verse and chorus of the Proclaimers'
song 500 miles. On hearing the pipe band, the crowd on
the dance floor goes wild. McJim drops the loop in several more
times to equally rousing effect. Impressed the EASAIR audio material,
readily to hand and so easily accessed and manipulated, McJim finishes
his set thinking about how he might further use the resources to
provide a unique element to his DJ sets. He makes a mental note
to see how many other sound archives use the EASAIER system. |
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Looping
function: music performance and ‘aural learners’ |
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Moira
is a fiddler in the second year of the Scottish Traditional Music
degree at the Royal Scottish Academy for Music and Drama. She learns
a large number of her tunes by listening to recordings, and particularly
enjoys listening to different fiddlers playing the same tune. Moira
believes this not only gives her new ideas, but also demonstrates
clearly and quickly the geographical and historical variations in
traditional fiddling.
Before
she started her degree, Moira wore out several CD players by repeatedly
pausing and skipping back through tracks in order to learn a particular
phrase or ornament within a tune. Having used the HOTBED system
a few times in her first year, she was impressed with the ability
to create ‘loops’ in the recording. After her Contemporary
Scottish Music Studies lecturer spoke about a new Scottish music
archive that employed the EASAIER software, Moira logged on during
a practice session at home. She quickly found the looping function,
and created a loop of an ornamented phrase within a James Scott
Skinner rendition of ‘The Laird Of Drumblair’ that she
had wanted to learn for her own performance of the same tune. Playing
along with this loop, Moira realised how easy this manner of ‘aural
learning’ was, eliminating the need to be continually pressing
buttons on the CD player.
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Looping
function: theatre and ‘aural learners’ |
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As an actor, John’s knack for quickly picking
up accents served him well professionally. He had recently seen
calls for auditions advertised for a feature film, where the actors
were required to have old English ‘West Country’ accents.
Usually, when he needed to pick up a new accent, John would call
on one of his foreign friends with the appropriate accent, or study
a suitable foreign actor playing an English-speaking role. However,
none of his friends or colleagues had West Country accents, and
John needed to learn this accent within three days.
He called up his old drama school lecturer, who
recommended he look for an archive or museum in Devon or Cornwall
who might be able to help him. Searching on the internet, John discovered
the Bishopsteignton Museum of Rural Life. This museum had recently
digitised 23 hours of audio material including local accounts of
historical diary farming from the mid 1950’s. This museum
used the EASAIER software to provide access to this collection via
the Internet. John listened to a selection of audio material and
created loops of spoken phrases he thought would be most useful
for learning the accent, repeating them back parrot style. After
an evening’s work John felt he had a firm hold of a Devonshire
accent from two or three generations ago, and wrote an email recommending
the EASAIER software to his old drama school, who he knew were digitising
their collection of audio-visual teaching material.
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Marking
function: Easy use of online digital material in presentations |
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Upon completing his Masters of Arts from Indiana
University’s Jacob School of Music, Ryan secured his first
job lecturing undergraduate musicology students at Goldsmith’s
University in London. During the course of his postgraduate study,
he had access to Indiana University’s Digital Music Library
project Variations2. One of the features of this digital access
software was the ability to ‘mark up’ recordings for
quick referral. Ryan was due to give a lecture regarding John Dowland
song, but found to his disappointment that he could not log onto
the Variations2 system outside the US.
Searching online, he found an English song library
that had digitised an audio-visual record from the 1970’s
of well-known lutenist Robert Spencer performing four Dowland songs
with an unnamed singer. As this archive used the EASAIER software,
Ryan was able to access and view this material, and put markers
within the record at those places he thought might be useful for
his lecture. Having marked the beginning of the four songs and their
verses, he viewed the material again with a copy of the music to
hand, and placed a second set of markers at points where Spencer
had improvised on the Dowland composition. He also placed markers
where he thought the singer had perhaps missed opportunities for
greater expression.
As
the material and his markings were saved online, Ryan only needed
to connect his laptop to Goldsmith’s wireless internet network
and a digital projector to use this resource in his lecture presentation.
Using the EASAIER interface, he only needed to double-click on a
specific mark to play the audio-visual example he wished to use.
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Automatic
marking – recognition of change of speaker |
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Natalie
recently finished editing the first draft of An Encyclopaedia of
British Comedians. Her particular specialist area is Peter Sellers.
For her entry in the encyclopaedia, Natalie accessed a great number
of historical radio programmes where Sellers was an interviewee
via the internet. The interviews where Sellers was the one of a
panel of interviewees proved particularly time-consuming to process.
However, this was not prevalent for those programmes accessed using
the EASAIER software, because Natalie could specify that the material
be presented with the entry of each new speaker marked automatically
on the audio representation. To find where Sellers joined the interview,
she merely clicked through the markers until she heard her specialist
subject’s voice, which to her amusement, was often disguised
by one of his many accents. |
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-AES International Conference,
"New Directions in High Resolution Audio"
Queen Mary University, London 25-27 June
Call for Papers
- EASAIER
at IST Exhcibition, Helsinki Finland more
info
- EASAIER
is the featured cover article on the July issue of the research
newsletter OUTPUT.
- CALL
FOR PAPERS
IEEE SIGNAL PROCESSING MAGAZINE
Special Issue on Spoken Language Technology
more info
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