{"resolved":true,"match_type":"uuid","source_type":"original_book","book_id":"bbcce9bd-b637-4fa6-8a80-dadabab80104","title":"数字化生存 20周年纪念版","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787121307362","requested_by":"printed_page","book":{"source_type":"original_book","book_id":"bbcce9bd-b637-4fa6-8a80-dadabab80104","id":"bbcce9bd-b637-4fa6-8a80-dadabab80104","uuid":"bbcce9bd-b637-4fa6-8a80-dadabab80104","title":"数字化生存 20周年纪念版","normalized_title":"数字化生存20周年纪念版","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787121307362","isbns":["9787121307362"],"parsed":true,"ai_readable":true,"document_type":"book","page_count":362,"navigation_url":"https://workshop.closeclaw.top/ai/book/bbcce9bd-b637-4fa6-8a80-dadabab80104","title_url":"https://workshop.closeclaw.top/ai/title/%E6%95%B0%E5%AD%97%E5%8C%96%E7%94%9F%E5%AD%98%2020%E5%91%A8%E5%B9%B4%E7%BA%AA%E5%BF%B5%E7%89%88","fixed_page_url_template":"https://workshop.closeclaw.top/ai/book/bbcce9bd-b637-4fa6-8a80-dadabab80104/page/{printed_page}","path_api_url_template":"https://workshop.closeclaw.top/api/ai/book/bbcce9bd-b637-4fa6-8a80-dadabab80104/page/{printed_page}","read_url":"https://workshop.closeclaw.top/api/ai/read/bbcce9bd-b637-4fa6-8a80-dadabab80104","page_url":"https://workshop.closeclaw.top/api/ai/books/bbcce9bd-b637-4fa6-8a80-dadabab80104/page","search_url":"https://workshop.closeclaw.top/api/ai/books/bbcce9bd-b637-4fa6-8a80-dadabab80104/search"},"page":{"printed_page":141,"pdf_page":212,"physical_index":212,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"ca4f888d7e74830ee143d220e12cc31171b50641fd7d1fe56dd65daa8da385ad"},"chapter":"20周年纪念版 数字化生存 一本影响千百万人的互联网启蒙经典著作","content":"让计算机开口\n\n要计算机说话，有两种方式：重放先前录下的声音，或合成字母、音节或（最可能的是）音素的声音。两种方式各有利弊。让计算机说话和音乐的制作一样：你可以把声音存储下来（就像CD一样)，然后重播，也可以采用合成的方式，根据曲调，重制音乐（就像音乐家一样)。\n\n重述先前存储的说话内容，也就回到了听起来最“自然”的口、耳沟通方式，尤其是当我们存储的是一个完整的信息时，就更显得如此。由于这个原因，大多数的电话留言都是以这种方式录制的。当你试图把录好的片段声音或个别单字拼凑起来的时候，结果就比较不尽如人意了，因为整体的韵律不见了。\n\n过去，人们不大愿意用预录的谈话来做人机界面，因为这样会消耗计算机太多的存储容量。今天，它已经不太成问题了。\n\n真正的问题也正是最明显的问题。你必须提前把话录下来，才能运用预录的谈话。假如你期望计算机说话的时候，不要把名字弄错，那么你就得先把那些名字存储起来。存储好的声音不能适用于随机的讲话。由于这个原因，人们使用了第二种方式合成。\n\n语音合成器（speech synthesizer）会根据一些规则，把一串文字的内容逐字念出来(就跟你念这句话时没什么两样)。每一种语言都有所不同，因而合成的难易度也不尽相同。\n\nPart 2 | 个性化界面\n\n141","previous_page":140,"next_page":142}