{"resolved":true,"match_type":"uuid","source_type":"original_book","book_id":"7f418071-0fdc-4a5a-a4c5-82dd1979d9c2","title":"人工智能哲学","author":null,"edition":null,"publisher":null,"year":null,"isbn":"7532740544","requested_by":"printed_page","book":{"source_type":"original_book","book_id":"7f418071-0fdc-4a5a-a4c5-82dd1979d9c2","id":"7f418071-0fdc-4a5a-a4c5-82dd1979d9c2","uuid":"7f418071-0fdc-4a5a-a4c5-82dd1979d9c2","title":"人工智能哲学","normalized_title":"人工智能哲学","author":null,"edition":null,"publisher":null,"year":null,"isbn":"7532740544","isbns":["7532740544"],"parsed":true,"ai_readable":true,"document_type":"book","page_count":501,"navigation_url":"https://workshop.closeclaw.top/ai/book/7f418071-0fdc-4a5a-a4c5-82dd1979d9c2","title_url":"https://workshop.closeclaw.top/ai/title/%E4%BA%BA%E5%B7%A5%E6%99%BA%E8%83%BD%E5%93%B2%E5%AD%A6","fixed_page_url_template":"https://workshop.closeclaw.top/ai/book/7f418071-0fdc-4a5a-a4c5-82dd1979d9c2/page/{printed_page}","path_api_url_template":"https://workshop.closeclaw.top/api/ai/book/7f418071-0fdc-4a5a-a4c5-82dd1979d9c2/page/{printed_page}","read_url":"https://workshop.closeclaw.top/api/ai/read/7f418071-0fdc-4a5a-a4c5-82dd1979d9c2","page_url":"https://workshop.closeclaw.top/api/ai/books/7f418071-0fdc-4a5a-a4c5-82dd1979d9c2/page","search_url":"https://workshop.closeclaw.top/api/ai/books/7f418071-0fdc-4a5a-a4c5-82dd1979d9c2/search"},"page":{"printed_page":385,"pdf_page":393,"physical_index":393,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"f8937bbb467f966fd40d07f0236f658fa6cac4297b66aa71e9188c9f6ddc6bc2"},"chapter":"人工智能哲学","content":"如果人脑的确拥有这种状态空间的内部实现方式，那么它就以很低的代价换取了很大的表述力量。例如，如果沿着兰德的颜色状态空间的每一根轴，我们本来的辨别能力只有10个不同的位置，那么一个三维系统就能够足足表示 $1 0 ^ { 3 }$ 个不同颜色。即使如此，这也低估了我们的能力，所以假定沿轴线有10个单位的辨别能力可能太低了。不管怎样，用它来解释我们广泛的辨别力量是没有问题的：在兰德状态空间里的人的辨别力，作为沿每个轴的辨别力的三次幂而迅速增大。我们的周围神经系统机构确实证实了这个一般性假设。所有颜色知觉都是由恰好三种视网膜视锥细胞的输入产生的。\n\n所有这些提出了这一假设：任何特定颜色的视觉感觉实际上等同于某一具有三元一组形式的脑系统中的特定的三重脉冲频率。如果情况果真如此，那么两种颜色感觉的相似性就仅仅表现为它们各自状态空间位置的近似度。性质上的“中间性”成了状态空间的中间性。当然存在着不定数目的连接任何两个状态空间点的连续的状态空间通路。显然，我们可以再构想一个如图14-11那样的立方体作为内部“感觉特性立方体”。我们只要认为每个轴表示着反射信息所通过的三个内部通路之一的瞬时活动水平或脉冲频率即可。\n\n14 认知神经生物学中的某些简化策略\n\n385","previous_page":384,"next_page":386}