Essays about: "Reverberation index"

Found 5 essays containing the words Reverberation index.

1. 1. SuperAcoustics - Development of Android application to measure sound reduction index

   University essay from Lunds universitet/Teknisk akustik; Lunds universitet/Institutionen för byggvetenskaper

   Author : Karl Bengtsson; Elliot Sandefeldt; [2019]
   Keywords : Sound reduction index; Android; Application; Acoustic measurements; Sound insulation; Technology and Engineering;

   Abstract : Urban bosättning är vanligt i dagens samhälle och en övervägande andel av befolkningen bor i lägenheter, där ljudisolering är en viktig aspekt rörande trivseln i bostaden. Användning av smartmobiler för akustiska mätningar blir allt vanligare, men inget enkelt verktyg finns idag för att mäta och räkna ut reduktionstalet. READ MORE

3. 2. SINGLE CHANNEL SPEECH DEREVERBERATION FOR ACOUSTIC SIGNALS

   University essay from Blekinge Tekniska Högskola/Sektionen för ingenjörsvetenskap

   Author : Manoj Dinakaran; Rotu Ramakrishna Prasad.; [2013]
   Keywords : Reverberation; Acoustics; Adaptive filters;

   Abstract : Reverberation in speech is one of the primary factors caused by delayed image of speech signal plus the intended speech signals. Reverberation degrades the quality of the speech signal when recorded by a distant microphone and in the hands free telephonic scenarios. READ MORE

4. 3. MOBILE PHONE ACOUSTICS : PERFORMANCE EVALUATION OF SPECTRAL SUBTRACTION AND ELKO’S ALGORITHM USING SPEECH QUALITY METRICS

   University essay from Blekinge Tekniska Högskola/Sektionen för ingenjörsvetenskap

   Author : Sai Kiran Chittajallu; [2013]
   Keywords : Acoustics; PESQ; ELKOS; Spectral Subtraction; WOLA; Reverberation;

   Abstract : In recent years a great deal of effort has been expended to develop methods that determine the quality of speech through the use of comparative algorithms. These methods are designed to calculate an index value of quality that correlates to a mean opinion score given by human subjects in evaluation sessions. READ MORE

5. 4. BLIND DECONVOLUTION AND ADAPTIVE ALGORITHMS FOR DE-REVERBERATION

   University essay from Blekinge Tekniska Högskola/Sektionen för ingenjörsvetenskap

   Author : SURYAVAMSI ATRESYA UPPALURU; [2012]
   Keywords : Adaptive algorithms; CMA; Reverberation; Reverberation index; Speech Distortion.;

   Abstract : De-reverberation of speech signals in a hands-free scenario by adaptive algorithms has been a research topic for several years now. However, it is still a challenging problem because of the nature of common room impulse response (RIR). READ MORE

6. 5. Concert Hall Acoustic Design of The Salt Silo, Tvøroyri

   University essay from Karlstads universitet/Avdelningen för fysik och elektroteknik

   Author : Theodoros Göran Kapnas; [2011]
   Keywords : Concert Hall Acoustics;

   Abstract : The Salt Silo in Tvøroyri, The Faroe Islands, is set to be turned the largest concert hall in The Faroe Islands. The Salt Silo is a large old silo with wood and concrete walls, and currently acoustics which are not suitable for musical reproduction. READ MORE