Solidot
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大脑如何决策
http://solidot.org.feedsportal.com/c/33236/f/556826/s/2a5f5029/l/0L0Ssolidot0Borg0Cstory0Dsid0F34158/story01.htm
Apr 5th 2013, 13:11
普林斯顿大学的研究人员在《科学》上发表报告(第一作者的一篇相同主题论文),我们在生活中作出的决策多是基于不可靠的证据,然后通过积累更多证据去调整决策。但这种积累程序背后的神经机制仍然是一个谜团。在一系列试验中,参与者被给与了随机噪音,通过测量参与者工作记忆中的噪音幅度,将外部噪音和新积累的证据分离开来,研究人员发现内部心理过程完全不受噪音影响。换言之,决策过程中所有不完美的方面似乎都来自于感觉过程中的噪音。结果显示,在大脑处理外部信息的过程中,其神经元在某种程度上能矫正由噪音诱发的干扰。This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers. Five Filters recommends: Jousting With Toothpicks - The Case For Challenging Corporate Journalism http://www.medialens.org/index.php/alerts/alert-archive/alerts-2013/719-jousting-with-toothpicks-the-case-for-challenging-corporate-journalism.html.
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