{"resolved":true,"match_type":"uuid","source_type":"original_book","book_id":"dde4e586-1def-4457-8ec5-0287b0b0511d","title":"认知 人行为背后的思维与智能","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787300273921","requested_by":"printed_page","book":{"source_type":"original_book","book_id":"dde4e586-1def-4457-8ec5-0287b0b0511d","id":"dde4e586-1def-4457-8ec5-0287b0b0511d","uuid":"dde4e586-1def-4457-8ec5-0287b0b0511d","title":"认知 人行为背后的思维与智能","normalized_title":"认知人行为背后的思维与智能","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787300273921","isbns":["9787300273921"],"parsed":true,"ai_readable":true,"document_type":"book","page_count":290,"navigation_url":"https://workshop.closeclaw.top/ai/book/dde4e586-1def-4457-8ec5-0287b0b0511d","title_url":"https://workshop.closeclaw.top/ai/title/%E8%AE%A4%E7%9F%A5%20%E4%BA%BA%E8%A1%8C%E4%B8%BA%E8%83%8C%E5%90%8E%E7%9A%84%E6%80%9D%E7%BB%B4%E4%B8%8E%E6%99%BA%E8%83%BD","fixed_page_url_template":"https://workshop.closeclaw.top/ai/book/dde4e586-1def-4457-8ec5-0287b0b0511d/page/{printed_page}","path_api_url_template":"https://workshop.closeclaw.top/api/ai/book/dde4e586-1def-4457-8ec5-0287b0b0511d/page/{printed_page}","read_url":"https://workshop.closeclaw.top/api/ai/read/dde4e586-1def-4457-8ec5-0287b0b0511d","page_url":"https://workshop.closeclaw.top/api/ai/books/dde4e586-1def-4457-8ec5-0287b0b0511d/page","search_url":"https://workshop.closeclaw.top/api/ai/books/dde4e586-1def-4457-8ec5-0287b0b0511d/search"},"page":{"printed_page":231,"pdf_page":242,"physical_index":242,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"3d04f2d8db091efae84ea391bb22ca54c687fd346ee9538c527a33ac3ba12076"},"chapter":"第七章概念的形成","content":"几十年前，人们对数学心理学有很大兴趣，格雷吉（I.WGregy）和我合著了《数学心理学》，当时博威(G.H.Bower)和特巴索（T.Trabasso）提出概念形成的统计随机理论，或称概率理论。这个理论认为被试总是处在知道概念和不知道概念这两种状态下。如果处在知道概念的状态下，他得出正确结论的概率就是“1”，出现错误的概率就是“0”。如果被试处在不知道概念的状态下，他出现错误而重新选择假设的概率就是“π”。其次，这个理论认为，如果被试得到正确结果，他就不改变自己的假设了；如果出现错误，他就要往知道的状态改变自己的假设，使之正确，改变假设的概率为π。这个模型对预测人形成概念的过程是十分正确的，但这个模型很少谈到掌握概念过程的心理学方面，也没有说明被试如何选择假设，如何接近概念。因此，我们还要建立一个掌握概念的信息加工理论。\n\n如果给被试提供一个样例，被试就提出自己的假设，并根据这个假设去作出自己的归类。主试把自己的归类与被试的归类做比较，然后告诉被试他的归类是否正确。被试根据这次检验结果的信息、不久前假设的信息和具体样例的属性等信息，提出自己的假设。这时，他对经过检验证明是正确的信息，可\n\n第七章 概念的形成\n\n231","previous_page":230,"next_page":232}