ALTHOUGH IT MIGHT BE IF YOU WANT TO UM EX EXTRACT THESE FEATURES LIKE PITCH AND UH RATE OF SPEECH OR ENERGY SIMPLY FROM EACH PERSON UM YOU MIGHT HAVE TO DO SOME BA BASIC SEPARATION 'CAUSE QUITE OFTEN PEOPLE UH DON'T REALISE THAT THEY TALK AT THE SAME TIME UM INTERRUPT EACH OTHER SO EVEN IF YOU DON'T WANT TO RECOGNISE A SPEECH FULLY AT LEAST UM YOU NEED YEAH AND UH UH ANOTHER WHAT UH UM I DON'T REMEMBER IT'S OKAY YOU CAN EMAIL LATER YEAH UM SO YES ALSO UH TO TO EXTRACT THE CONTEXT YEAH MM BECAUSE IF YOU KNOW THE WORDS THAT ARE SPOKEN YOU CAN LET'S SAY UH SOMEONE SAY UH HE'S ANGRY UH ABOUT THE WORD HE'S SEEN YES YEAH YEAH THEN MM THAT ARE FURTHER DIRECTIONS NO BUT I THINK ONCE YOU HAVE THE VOICE FOR A PERSON YOU CAN START TO DO THIS AND UH ONCE UH PEOPLE HAVE SPEECH RECOGNITION OR UH FAR ENOUGH TO T MM UH AH SOMEONE IS TALKING ABOUT ME LET'S LISTEN YEAH YOU COULD DETECT ONE WORD YEAH KEYWORD SPOTTING YEAH AND LIGHTING A ON HIS OFFICE SO UM OKAY SO ARE YOU DONE W WITH WHAT YOU WANTED TO PRESENTED US UH IN REGARDS WITH THESE QUESTIONS YEAH I I'LL JUST SAY UH IF YOU WANT I CAN POINT TO UM THREE PAPERS UM BUT NO I THINK IT'S BETTER IF I JUST SEND YOU THE LINK IT'S PROBABLY SIMPLER THREE PAPERS ABOUT UH ONE IM IS ABOUT THIS UM SECTOR BASED STUFF LIKE UH THE LOCALISATION AND DETECTION OKAY ONE IS ABOUT HOW TO TAKE THE DECISION THAT SOMEBODY'S ACTIVE OR NOT UM IT SOUNDS SIMPLE AT FIRST YOU THINK YOU JUST PUT THE THRESHOLD AND THAT'S IT BUT UM THE PROBLEM IS UH THE IT NO YOU CAN DO THAT THERE'S NO PROBLEM BUT I IF YOU WANT YOUR YOUR SYSTEM TO WORK IN DIFFERENT CONDITIONS LIKE CAFETERIA LIBRARY UM THE ENVIRONMENT WILL BE QUITE DIFFERENT SO A SINGLE FIXED THRESHOLD VALUE MIGHT BE A PROBLEM S YEAH SO YOU CAN DO THAT AUTOMATICALLY THIS KIND OF THINGS UM I DON'T KNOW IF YOU'RE DOING THAT ALREADY BUT UH YES UM UH BUT IN FACT YOU HAVE TO SIT IN FRONT OF THE MICROPHONE AND IT'S UH YEAH PEOPLE ONE SPEAK AND PEOPLE TWO AND PEOPLE THREE AND YOU ARE JUST UH SUBTRACTING THE THE LEVEL THAT YOU YOU KEPT IN THE OTHER MICROPHONES SO UH I HAVE ANOTHER PAPER WHICH MIGHT BE INTERESTING FOR THAT FOR A SINGLE CHANNEL UH CALIBRATION AND I'VE CODE ON LINE SO FOR THIS PARTICULAR ONE AND THE LAST ONE I WOULD SAY IS UM THE CLUSTERING UM TO UM YEAH THE CLUSTERING OF THE DIFFERENT LOCATIONS OVER TIME SO THAT YOU CAN GET SMALL CLUSTERS OF SPEECH UM THERE ARE OTHER WAYS TO DO IT BUT UH I THINK IT'S IT'S IMPORTANT BECAUSE UM IN SPONTANEOUS SPEECH ALL THESE WORDS ARE QUITE SMALL SO YOU NEED TO DO THAT UH ADEQUATELY YEAH BUT OTHERWISE YEAH I'M DONE OKAY JUST UH A LAST QUESTION UM WHEN YOU MENTIONED IT UM IF I'M SPEAKING VERY UH HOW DO YOU SAY IT UM YES I'M JUST SPEAKING ONE WORD EVERY UH EVERY ONE SECOND YES A UH IS THE THE EVENT THAT IS DETECTED IS UM WILL BE UH A SUM OF UH SMALL PARTS THERE WON'T BE UH OKAY SO YOU YES YOU HAVE TO TO REPROCESS TO UH TO SAY LET'S SAY YES THERE IS A VERY SMALL UM INTERVAL YOU HAVE TO CONSIDER IT UH YEAH BASICALLY UH I MEAN IT DEPENDS UH BECAUSE THIS IS YES THIS IS ONE THIS CAN BE CONSIDERED AS ONE INTERV INTERVENTION YEAH EVEN IF SOMEBODY SAYS JUST YES I DON'T KNOW IF IT'S IMPORTANT FOR YOU OR NOT IT MIGHT BE IT MIGHT BE MIGHT THIS IS NOT A VERY UH EASY PROBLEM FOR THE FIRST APPLICATION WE WILL DO WITH UH PROTOTYPES IT WILL BE MORE ABOUT QUANTITY UH OF SPEECH OR HOW LONG HOW MUCH SOMEONE SPEAK BUT WHEN WE WILL GO TO FINAL UH DETAILS IF I'M TALKING AND SOMEONE SAY YES YES YES FROM TIME TO TIME IT SHOW THAT HE'S PARTICIPATING AND OBVIOUSLY IT MAKES DIFFERENT THAT IF SOMEONE IS TALKING AND ONE IS REPLYING NEVER UH NOR MOVING OR NOR HAVING EYES OPEN YES UM SO I I'LL SEND YOU LINKS SOME OF THE PAPERS ARE LONG BUT YOU CAN JUST UM BRIEFLY LOOK YEAH OKAY UM WE CAN GO AND SEE OLIVIER UNLESS YOU WANT TO TALK ABOUT SOMETHING ELSE NO I THINK UH I THINK WE HAS ALREADY HAVE PLENTY TO READ WELL WE CAN TRY BUT UH NO IF IT'S NOT UH I GUESS YOU WOULD HAVE TO INSTALL IT AND SO ON WE HAVE YEAH WE HAVE O. C. R. BUT MAYBE NOT ON THIS COMPUTER YEAH THAT IS GOOD IDEA YEAH IT'S A GOOD IDEA YEAH YOU SEE I WANT TOO MUCH AND THE APPLICATION YOU ARE USING ALL OF THEM UH Y EVERY TIME YOU ARE USING MATLAB OR YOU ARE PROGRAMMING EVERYTHING IS BASED BASED ON MATLAB YEAH ONCE I I UM CODED THE MOST EXPENSIVE PART IN C. JUST TO SEE SO YOU CAN HAVE A MIX OF BOTH FROM MATLAB YOU CALL C. AND BACK AND AFTER ALL MATLAB IS ALSO PROGRAMMING SO IT BUT THE DAY YOU WANT TO DO UH ON LINE REAL TIME STUFF NAH I WOULDN'T WOULDN'T TRUST IT MM MM MM MM-HMM YES SURE YOU HAVE TO CODE IT UH DIRECTLY TO THE MACHINE HMM MY SHEET IS VERY UH FILLED UP I WILL TAKE YOURS I'M WRITING SO ONLY ME CAN READ IT'S UH A KIND OF SECRET LANGUAGE OKAY