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Ray-tracing prediction of optimal conditions for speech in realistic classrooms

✍ Scribed by Murray Hodgson; Galen Wong

Book ID
103811301
Publisher
Elsevier Science
Year
2009
Tongue
English
Weight
168 KB
Volume
70
Category
Article
ISSN
0003-682X

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A classroom's acoustic design should be constructed so that the highest possible degree of speech intelligibility is achieved for teachers and pupils. Yet classrooms are a noisy and a reverberant environment for speech communication. The aim of this study was to find out the acceptable acoustic cond

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A ray tracing computer model, NORMAL, has been developed for predicting the sound "eld in any shaped enclosed space without curved surfaces, including long enclosures of rectangular cross-section. The model was developed speci"cally as a basis for the modelling of speech intelligibility in undergrou