No.1262 Yan'an West Road and No.60 Panyu Road in Shanghai were previously part of Columbia Circle,which began construction in 1924,and the base of the Shanghai Institute of Biological Products(SIBP)from 1951 to 20...No.1262 Yan'an West Road and No.60 Panyu Road in Shanghai were previously part of Columbia Circle,which began construction in 1924,and the base of the Shanghai Institute of Biological Products(SIBP)from 1951 to 2014.They have now been transformed through urban renewal into one of Shanghai's famous instagrammable spots:Vanke Columbia Circle Park.In the survey of this completed site,we fnd that spatial traces of collective living in the form of danwei since the SIBP era are almost invisible in the cultural landscape of this urban renewal site.We use oral history interviews with the staf of SIBP,feld research and critical reading to argue that Vanke Columbia Circle Park provides a typical case to discuss the authenticity of narratives of‘architectural history'constructed through contemporary practices of urban heritage preservation and regeneration.This study seeks to reveal the memory of place in SIBP and to rethink the misuse or manipulation of‘real history'in urban heritage renewal in the context of individual micro-historical experiences.展开更多
Animal survival necessitates adaptive behav-iors in volatile environmental contexts.Virtual reality(VR)technology is instrumental to study the neural mechanisms underlying behaviors modulated by environmental con-text...Animal survival necessitates adaptive behav-iors in volatile environmental contexts.Virtual reality(VR)technology is instrumental to study the neural mechanisms underlying behaviors modulated by environmental con-text by simulating the real world with maximized control of contextual elements.Yet current VR tools for rodents have limited flexibility and performance(e.g.,frame rate)for context-dependent cognitive research.Here,we describe a high-performance VR platform with which to study con-textual behaviors immersed in editable virtual contexts.This platform was assembled from modular hardware and custom-written software with flexibility and upgradability.Using this platform,we trained mice to perform context-dependent cognitive tasks with rules ranging from discrim-ination to delayed-sample-to-match while recording from thousands of hippocampal place cells.By precise manipula-tions of context elements,we found that the context recogni-tion was intact with partial context elements,but impaired by exchanges of context elements.Collectively,our work establishes a configurable VR platform with which to investigate context-dependent cognition with large-scale neural recording.展开更多
基金supported by the National Natural Science Foundation of China(52078339).
文摘No.1262 Yan'an West Road and No.60 Panyu Road in Shanghai were previously part of Columbia Circle,which began construction in 1924,and the base of the Shanghai Institute of Biological Products(SIBP)from 1951 to 2014.They have now been transformed through urban renewal into one of Shanghai's famous instagrammable spots:Vanke Columbia Circle Park.In the survey of this completed site,we fnd that spatial traces of collective living in the form of danwei since the SIBP era are almost invisible in the cultural landscape of this urban renewal site.We use oral history interviews with the staf of SIBP,feld research and critical reading to argue that Vanke Columbia Circle Park provides a typical case to discuss the authenticity of narratives of‘architectural history'constructed through contemporary practices of urban heritage preservation and regeneration.This study seeks to reveal the memory of place in SIBP and to rethink the misuse or manipulation of‘real history'in urban heritage renewal in the context of individual micro-historical experiences.
基金supported by the National Science and Technology Innovation 2030 Major Program(2022ZD0205000)the National Key R&D Program of China,the Strategic Priority Research Program of the Chinese Academy of Sciences(XDB32010105,XDBS01010100)+3 种基金Shanghai Municipal Science and Technology Major Project(2018SHZDZX05)Lingang Lab(LG202104-01-08)the National Natural Science Foundation of China(31771180 and 91732106)an International Collaborative Project of the Shanghai Science and Technology Committee(201978677).
文摘Animal survival necessitates adaptive behav-iors in volatile environmental contexts.Virtual reality(VR)technology is instrumental to study the neural mechanisms underlying behaviors modulated by environmental con-text by simulating the real world with maximized control of contextual elements.Yet current VR tools for rodents have limited flexibility and performance(e.g.,frame rate)for context-dependent cognitive research.Here,we describe a high-performance VR platform with which to study con-textual behaviors immersed in editable virtual contexts.This platform was assembled from modular hardware and custom-written software with flexibility and upgradability.Using this platform,we trained mice to perform context-dependent cognitive tasks with rules ranging from discrim-ination to delayed-sample-to-match while recording from thousands of hippocampal place cells.By precise manipula-tions of context elements,we found that the context recogni-tion was intact with partial context elements,but impaired by exchanges of context elements.Collectively,our work establishes a configurable VR platform with which to investigate context-dependent cognition with large-scale neural recording.
