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微軟與小鵬汽車達成合作:媲美人聲的“小 P”上車

   時間:2022-01-07 16:45 來源:IT之家作者:遠洋

1 月 7 日消息,微軟正式宣布,在基于微軟智能云 Azure 的深度神經(jīng)網(wǎng)絡(luò) TTS(Text-to-Speech)支持下,智能電動汽車公司小鵬汽車已經(jīng)順利完成其車規(guī)級語音助手的升級,進一步提升智能汽車語音助手的技術(shù)水準(zhǔn)。

小鵬汽車

目前,購買小鵬汽車 P7 車型的中國用戶,可以通過 OTA(Over-The-Air)升級這款可媲美人聲的全新智能語音助手“小 P”,小鵬汽車也計劃通過 OTA 將這一技術(shù)升級引入其他幾款車型當(dāng)中。

據(jù)介紹,在為期數(shù)月的合作中,微軟與小鵬汽車攜手攻克了語音合成技術(shù)應(yīng)用面臨的三個技術(shù)挑戰(zhàn):首先,為了解決汽車場景下的網(wǎng)絡(luò)抖動問題,高質(zhì)量保障語音功能的持續(xù)運行,小鵬汽車搭建了多級緩存架構(gòu),可以提前預(yù)置和緩存高質(zhì)量語音文件,最大程度上降低了該功能對網(wǎng)絡(luò)的依賴;其次,為了在不占用過多資源的前提下,依然能提供媲美人類的真實聲音體驗,小鵬汽車借助了微軟智能云 Azure 的緩存和壓縮功能,可以將語音文件壓縮到 24KHz 的采樣率和 16 位的量化水平,大大減少了數(shù)據(jù)網(wǎng)絡(luò)和整車算力的資源壓力;最后,雙方還在減少合成語音歧義和多音字優(yōu)化準(zhǔn)確性方面做出了諸多改進。


 
 
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