{"resolved":true,"match_type":"uuid","source_type":"original_book","book_id":"38270854-596f-4a26-8183-db8c968c6020","title":"编码 隐匿在计算机软硬件背后的语言","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787121181184","requested_by":"printed_page","book":{"source_type":"original_book","book_id":"38270854-596f-4a26-8183-db8c968c6020","id":"38270854-596f-4a26-8183-db8c968c6020","uuid":"38270854-596f-4a26-8183-db8c968c6020","title":"编码 隐匿在计算机软硬件背后的语言","normalized_title":"编码隐匿在计算机软硬件背后的语言","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787121181184","isbns":["9787121181184","0123456789","6044921875","3039331000","0000000000","0000000000000"],"parsed":true,"ai_readable":true,"document_type":"book","page_count":438,"navigation_url":"https://workshop.closeclaw.top/ai/book/38270854-596f-4a26-8183-db8c968c6020","title_url":"https://workshop.closeclaw.top/ai/title/%E7%BC%96%E7%A0%81%20%E9%9A%90%E5%8C%BF%E5%9C%A8%E8%AE%A1%E7%AE%97%E6%9C%BA%E8%BD%AF%E7%A1%AC%E4%BB%B6%E8%83%8C%E5%90%8E%E7%9A%84%E8%AF%AD%E8%A8%80","fixed_page_url_template":"https://workshop.closeclaw.top/ai/book/38270854-596f-4a26-8183-db8c968c6020/page/{printed_page}","path_api_url_template":"https://workshop.closeclaw.top/api/ai/book/38270854-596f-4a26-8183-db8c968c6020/page/{printed_page}","read_url":"https://workshop.closeclaw.top/api/ai/read/38270854-596f-4a26-8183-db8c968c6020","page_url":"https://workshop.closeclaw.top/api/ai/books/38270854-596f-4a26-8183-db8c968c6020/page","search_url":"https://workshop.closeclaw.top/api/ai/books/38270854-596f-4a26-8183-db8c968c6020/search"},"page":{"printed_page":89,"pdf_page":105,"physical_index":105,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"3c2dea599691b4556ade0928456493c67a744c5f2b592471819ee2c006ce3793"},"chapter":"编码隐匿在计算机软硬件背后的语言","content":"O O 4 O O O O 6\n\n例如，单词“code”用布莱叶盲文可以这样表示：\n\n如果突起的点代表1，平坦的点代表0，则在布莱叶盲文中，每个符号都可以用6个比特的二进制代码来表示。单词“code”中的四个布莱叶字母符号可以简单地写成：\n\n100100 101010 100110 100010\n\n这里，最左边的一位对应编号为1的位置，最右边的一位对应编号为6的位置。\n\n在本书后面的章节可以看到，比特可以表示文字、图片、声音、音乐、电影，也可以表示产品编码、胶片速度、影评结果、英国军队的入侵，以及心爱之人的意图。但是，从根本来说，比特是数字。在用比特表示其他信息的时候我们所要做的就是计算有多少种可能性。这决定了我们需要的比特位数，以便每种可能性都可以分配到一个编号。\n\n比特在逻辑学中也很重要。逻辑学是哲学和数学的奇特融合，其主要目的就是确定某个陈述是真还是假。真和假同样可以表示为1和0。\n\n9 二进制数\n\n89","previous_page":88,"next_page":null}