{"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":116,"pdf_page":187,"physical_index":187,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"3eab48aac241cfc8488bac0869512449205a51dc2c62e6c41edf4b50f86ebdbb"},"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":"我还记得，我第一次操作这类装置时，所有的人一—不是大多数人，而确确实实是每个人一一生平第一次戴上这种眼镜并在屏幕上看到立体图像后，都会把头转来转去，想看看图像怎么变，结果就和看立体电影一样，图像并没有改变，把头转来转去没什么用。\n\n人们这种“扭动脖子”的自然反应正说明了一切。虚拟现实必须紧密配合对用户的动作和所在位置的感应，让观看者能够引发图像的变化，而不是完全由机器来控制。重要的莫过于计算机能跟踪头部的转动并能回应它的快速变化。图像更新的速度（频率响应）实际上比分辨率更为重要。由此可见我们的运动神经系统是多么敏锐，即使最轻微的反应迟钝也会破坏整个感官经验。\n\n大多数的制造商大概都会完全忽略这一点，而把早期拼命强调图像的高分辨率的虚拟现实系统推向市场。这样做的结果是牺牲了响应速度。其实，假如他们减少图形显示，加强图像的防锯齿技术，并且加快响应速度，那么他们所提供的虚拟现实体验将会更加令人满意。\n\n另外一个办法是，完全放弃为左右眼分别提供不同透视影像的头戴式显示器，而改用所谓的自动立体效果技术，让真实的物体或全息影像（holographic image）在空中浮现，使双眼一起收视。\n\n116\n\nbeing digital | 数字化生存","previous_page":115,"next_page":117}