无论是记忆的存储和操作,都需要在大脑的物理层面找到对应的过程加以验证,以形成完整的解释。从结构和形态层面上,大脑大致被分为额叶、顶叶、颞叶与枕叶四个部分。以往的研究发现,前额叶皮质中的神经元在工作记忆任务中表现出持久的活动,且能够自上而下地发出影响大脑其它区域的信号。
To figure out the neural mechanisms of sequence sorting in working memory, Chinese scientists trained two macaque monkeys to perform a visuospatial delayed sequence-sorting task and conducted ...
传统上有关记忆的研究一直专注于牢记不忘的优势。但是,通过最近几年统计的记忆数据,加拿大多伦多大学的研究人员保罗•弗兰克兰和布莱克•理查兹发现,就决策而言,与遗忘有关的神经生物学同大脑选择牢记不忘同等重要。
目前,记录细胞祖先的分子钟突变太慢,无法测量成体组织中细胞更新的短时间尺度动态。近日,美国南加州大学的研究团队在《Nature Biotechnology》发表了题为“Fluctuating methylation clocks for cell lineage tracing at high temporal resolution in hum ...
近段时间关于英特尔酷睿第13代和第14代台式机处理器性能不稳定的情况在各种平台甚嚣尘上,大部分的新闻不排除有添油加醋的行为,英特尔得知之后,也在第 一时间内也开启了官方的调查,本着严谨和认真的态度,官方也在不断地进行排查和验证,力求找到处理器不稳定的真正原因。
The “rub” can be readily understood in the context of golf. Have you heard of golfers say that they’ve “not had the rub of ...
Born in 1987 in Sanming, Fujian province, Qiubi said that she got her first Canon compact camera, a gift from her father when ...
When we started working on Software Ray Tracing, one of the first things we tried was to capture ... top level is a flat instance descriptor array. This approach allows us to leverage instances for ...