I MEAN UH IT WAS LAST YEAR AND UH I THINK HYNEK HE WAS ASKING WH SO WHAT'S NEW THAT YOU ARE SO FAMOUS WITH THAT AND THEY N THEY SAID OKAY WE WE KNOW EXACTLY HOW TO DO THAT I MEAN YOU KNOW NOT TO MAKE ANY ERRORS LIKE IN BECAUSE EVERYBODY KNOWS HOW TO DO THAT BUT UH IT'S NOT SO EASY TO IMPLEMENT IT RIGHT SO UH THERE IS NOTHING SO MUCH NEW REALLY LIKE WELL THE THE WHAT'S WHAT'S NEW IS IN THE TRANSMISSION MEDIUM LIKE YOU KNOW NEW LIKE HIGHER BAND WIDTH TRANSMISSION OR UH OR LIKE PACKET PACKETIZED BASED TRANSMISSION AND THEN ALL TH THAT SORT OF THING THE WHERE TH WHERE THEY'RE THEY'RE NOT SO MUCH LOOKING AT THE ALGORITHM BUT SO MUCH AS HOW TO INCORPORATE THE ALGORITHM WITHIN A NEW TRANSI MISSION SORT OF S MEDIUM BASICALLY S LIKE I MEAN IF YOU D IF YOU SEE A LOT OF PAPERS ON LIKE UM ON UH VOICE OVER I. P. OR WHATEVER THE THE PUBLICATIONS ARE SORT OF LIKE UM HOW DO WE DEAL WITH PACKET LOSS OR OR HOW WAS IT AFFECTED BY PACKET LOSS AND AND AND THINGS LIKE THAT YEAH SURE AND A LINEAR PREDICTION WHICH IS USE WHICH IS APPROXIMATING JUST THE SPECTRUM OF FOR FOR AND EVERYTHING THAT THAT'S THAT'S ALL SO STILL SO THEY'RE TO PUT ALL THESE THINGS ON AGAIN D. S. P. S AND ALSO IT'S MOSTLY LIKE HOW TO HOW MANY L. P. C. S ARE YEAH HOW MANY CO YEAH IT'S OPTIMATION AND THEN IT'S EVEN YEAH AGAIN NOW NOW NOW EVEN THEY'RE ALSO BECOMING YEAH EVEN THE MEMORIES ARE NOT REALLY YEAH YEAH YEAH YEAH SO EVEN I THINK UH THEN YOU CAN HAVE WHATEVER BAND WIDTH IS IT'S SHORT REALLY WELL I HOPE THAT WE STILL HAVE A A LOT OF TIME FOR THAT BECAUSE UH LIKE I WAS BEFORE WHEN THE BANDWIDTH CONDITIONS WERE REALLY STRINGENT THEN THEY WERE USING ALL THE P L. P. C. BASED SOURCE FILTER YEAH WHICH DAVID DID YEAH IT'S PRETTY INTERESTING I MEAN IT IT WORKS IT WORKS WELL YEAH WE'VE GOT ALL HIS CODE IMPLEMENTED SO UH IT WASN'T PERFECT THERE WAS LITTLE BIT OF BUGS WITH SOME OF THE MATCHING BUT IT WAS PRETTY HARD TO TELL THAT IT WAS M NOT NOT PERFECT UNLESS YOU HEARD THE SAMPLES SORT OF NEXT TO ONE ANOTHER SO THAT'S NOT TOO BAD BUT DEFINITELY IT'S BETTER THAN CO CODED SPEECH NO DIFFERENT YEAH IT'S REALLY BUT UH HOW MUCH YOU CAN GET THE COMPRESS THESE LIKE WHAT YOU'RE TELLING IS YOU CAN DO ALL THESE TRICKS LIKE YEAH THESE YEAH YOU MEAN UH IN SINUSOIDAL UH MODELLING AND I THINK I THINK WE'VE GOT A NUMBER OF IDEAS FOR THE THE SPECTRUM THAT'S EASILY ENOUGH HANDLED JUST USING STANDARD TECHNIQUES BUT THE WHICH MEANS MAGNITUDE SPECTRUM AND THEN YOU ARE TRYING TO RECONSTRUCT THE SPEECH WITHOUT A PHASE BECAUSE I I TRIED YOU KNOW THOSE TH THOSE PAPERS BUT S I'M LITTLE CONFUSED ABOUT IT I DON'T KNOW HOW IT WORKS BUT UH STEVEN COX ISN'T IT YEAH WHICH ONE UH THIS UH E EAST UNIVERSITY OF EAST ANGLIA BEN MILNER YEAH I YEAH IT'S YEAH I CAN FORWARD YOU THAT THEY'RE DOING LOT OF TRICKS THEY'RE LIKE THEY'RE AGAIN TRAINING GAUSSIAN MIXTURES FOR DIFFERENT FREQUENCIES AND THEN BUT THEY CAN THEY'RE FOLLOWING THE YEAH YEAH YEAH YEAH OR NO NO THE THOSE THINGS ARE AGAIN BASED ON L. P. C. NO LIKE MAINLY LIKE YEAH WHEREAS LIKE THE PITCH ESTIMATION IN IN THE X. WAVES OR THESE THINGS THEY'RE ALL DYNAMIC PROGRAMMING BASED ON AGAIN L. P. C. ANALYSIS YEAH AND THEN CONSTRUCT THAT BUT OF COURSE THEY ARE LI IT'S NOT ORIGINAL AT ALL SO I DON'T KNOW HOW THEY DO THAT EXACTLY NO I'VE NO IDEA YEAH AGAIN LIKE UH NO THE PROBLEM IS DIFFERENT FOR EVERYBODY LIKE THESE GUYS WHAT THEY'RE DOING FOR DISTRIBUTOR SPEECH RECOGNITION MAINLY THIS UH SO UH YEAH M. F. C. C. S SO NO IT'S E. T. S. A. OR SOMETHING EUROPEAN STANDARD YEAH HYNEK REALLY N YEAH EVEN IT'S H KIND OF AURORA FRAMEWORK SO YEAH NO BUT NOW IT'S BIT YEAH NOW THEY'RE THEY WANNA DISPUTE THAT THIS IS WHAT THEY ACTUALLY SAID BY THE RECOGNITION AND THE RECOGNITION NETWORK WAS WRONG AND YOU OWE ME MONEY OR WHATEVER UM AND THEN THEY CAN SAY WELL WE'VE WE'VE RECONSTRUCTED YOUR SPEECH FROM THE SPEECH RECOGNI INPUT TO THE SPEECH RECOGNIZER HEY VOILA IT SOUNDS LIKE YOU UH UH I MEAN OBVIOUSLY THERE'S A LOT MORE TO IT THAN THAT THERE'S A LOT OF SORT OF WELL DOES THE QUALITY STAND UP TO LEGAL SORT OF REQUIREMENTS OR WHATEVER BUT UM OR YEAH E. UH E. T. S. A. I. YEAH EUROPEAN YEAH COMMISSION SO WHICH UH I THINK REQUIRES YOU KNOW THAT STATES THE UN THE INFORMATION THEY CAN SEND IS THIS SO I DON'T KNOW WHETHER YOU TACK ON ANY EXTRA PHASE INFORMATION OR WHATEVER YOU HAVE TO DEAL WITH WHAT YOU'RE GIVEN SO YEAH I DON'T KNOW I I IT WOULD BE INTERESTING YOU I MEAN MAYBE THAT'S THE BEST APPROACH TO LOOK AT TO BEGIN WITH IS JUST PRETEND ALL YOU HAVE GOT IS YEAH UM BECAUSE YOU CAN ALSO INTERPOLATE THE PITCH INFORMATION FROM THE THE SPECTRUM AS WELL YEAH THEY DO SOME KIND OF RECONSTRUCTION OF SPEECH UH YEAH RIGHT THAT'S TRUE YEAH THE PITCH WAS REALLY GOOD I THOUGHT I TH DIDN'T THINK YOU COULD REALLY TELL YEAH THEN YOU ARE TO CONSTRUCT THE THING BUT IF HAVE M. F. C. C. S THEN LIKE AGAIN YOU HAVE TO GET THE HIGH ORDER M. F. C. C. S AND THEN YEAH THEN YOU'RE HAVE TO YOU GET QUITE FINE RECONSTRUCTION OF THE SPECTRUM AT THE LOWER FREQUENCIES IT WHICH IS WHAT YOU NEED FOR RECONSTRUCTION OF THE PITCH ANYWAY RIGHT YEAH YEAH SO YEAH THE PITCH ISN'T THAT BIG A DEAL BUT IT'D BE NICE IF YOU DIDN'T BECAUSE THEN I MEAN THAT'S WELL I MEAN IT'S WORTH GIVING IT A GO AND THEN MEN MAYBE SEEING WH WHAT INFORMATION YOU CAN ADD TO THE DATA STREAM TO IMPROVE PERFORMANCE SURE YEAH I DON'T KNOW YEAH THAT THAT'D BE COOL SO GET CODING I'VE NEVER DONE ANY CODING IN MY LIFE SO I JUST HAVE ONE CURIOSITY SO THIS IS CODING THEN S YOU CODE THE SPEECH THEN YOU'RE ALSO SUPPOSED TO TRANSMIT THE SPEECH RIGHT TH LET'S SAY IN G. S. M. OR SOMETHING ELSE I REMEMBER WHEN I WAS DOING SOME IMAGE PROCESSING THERE WERE TECHNIQUES FOR COMPRESSING AND THEN CODING SO ADDING CHANNEL INFORMATION ON THE IMAGE AT THE SAME TIME IN ORDER TO SAVE SOUND BITS YOU SEE WHAT I MEAN EXACTLY OR NO I D WAS JUST WONDERING IF THERE'S SOME S SOMEONE WAS DOING IT WITH SPEECH AS WELL WELL I CAN IMAGINE KIND OF LIKE J. PEG OPERATIONS WHICH MIGHT BE MORE LESS LIKE IT'S SOURCE CODING AND THEN WE ALSO CHANNEL CODING BECAUSE WE JUST SMOOTH THE OR JUST I DON'T KNOW I DON'T KNOW