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理學院
資訊工程學系
學位論文
學位論文
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/73912
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search.filters.author.楊明璋
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search.filters.author.Yang, Ming-Jhang
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search.filters.subject.Automatic Speech Recognition
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search.filters.subject.Deep Learning
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search.filters.subject.Generative Adversarial Networks
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search.filters.subject.Modulation Spectrum
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search.filters.subject.Robustness
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探索基於生成對抗網路之新穎強健性技術 於語音辨識的應用
(
2019
)
楊明璋
;
Yang, Ming-Jhang
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近年深度學習技術在許多領域有重大突破,在各種實際應用中也大放異彩,於自動語音辨識的應用中也一樣有優秀表現。雖然主流語音辨識系統在某些指標性任務上已經可達到和人類聽覺相當的辨識效果,然而它們卻不像人類一樣對於環境干擾具有強健性,也就是說儘管語音辨識系統有了大幅度的改進,「噪聲」仍舊一定程度的干擾語音辨識之準確度。諸如:背景人聲,火車,公車站牌,汽車噪音,餐館背景雜音…以上皆為常見的環境噪聲干擾。所以強健性技術的研究在當今語音辨識系統發展中扮演著重要角色。有鑑於此,本論文著手研究在語音特徵向量序列之調變頻譜上基於生成對抗網路之有效的增益方法。並在Aurora4語料庫上進行一系列實驗顯示本研究使用的方法可以增進語音辨識的效果。
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