Principal component analysis-based latent-space dimensionality under-estimation, with uncorrelated latent variables

被引:1
作者
Hope, Thomas M. H. [1 ,2 ]
Halai, Ajay [3 ]
Crinion, Jenny [4 ]
Castelli, Paola [2 ]
Price, Cathy J. [1 ]
Bowman, Howard [5 ]
机构
[1] UCL, Inst Neurol, Wellcome Ctr Human Neuroimaging, Dept Imaging Neurosci, 12 Queen Sq, London WC1N 3AR, England
[2] John Cabot Univ, Dept Psychol & Social Sci, I-00165 Rome, Italy
[3] Univ Cambridge, MRC, Cognit & Brain Sci Unit, Cambridge CB2 7EF, England
[4] UCL, Inst Cognit Sci, Dept Expt Psychol, London WC1N 3AR, England
[5] Univ Birmingham, Sch Psychol, Birmingham B15 2TT, England
基金
英国医学研究理事会; 英国惠康基金;
关键词
DEFICITS;
D O I
10.1093/brain/awad355
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
引用
收藏
页码:e14 / e16
页数:3
相关论文
共 9 条
[1]   Mapping spoken language and cognitive deficits in post-stroke aphasia [J].
Akkad, Haya ;
Hope, Thomas M. H. ;
Howland, Charlotte ;
Ondobaka, Sasha ;
Pappa, Katerina ;
Nardo, Davide ;
Duncan, John ;
Leff, Alexander P. ;
Crinion, Jenny .
NEUROIMAGE-CLINICAL, 2023, 39
[2]  
Burgess P.W., 2004, Methodology of frontal and executive function, P87, DOI [DOI 10.4324/9780203344187, 10.4324/9780203344187]
[3]   Efficient and effective assessment of deficits and their neural bases in stroke aphasia [J].
Halai, Ajay D. ;
Perez, Blanca De Dios ;
Stefaniak, James D. ;
Ralph, Matthew A. Lambon .
CORTEX, 2022, 155 :333-346
[4]   Using principal component analysis to capture individual differences within a unified neuropsychological model of chronic post-stroke aphasia: Revealing the unique neural correlates of speech fluency, phonology and semantics [J].
Halai, Ajay D. ;
Woollams, Anna M. ;
Ralph, Matthew A. Lambon .
CORTEX, 2017, 86 :275-289
[5]  
JOLLIFFE IT, 1972, J ROY STAT SOC C-APP, V21, P160
[6]   THE APPLICATION OF ELECTRONIC-COMPUTERS TO FACTOR-ANALYSIS [J].
KAISER, HF .
EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, 1960, 20 (01) :141-151
[7]   Behavioural clusters and predictors of performance during recovery from stroke [J].
Ramsey, L. E. ;
Siegel, J. S. ;
Lang, C. E. ;
Strube, M. ;
Shulman, G. L. ;
Corbetta, M. .
NATURE HUMAN BEHAVIOUR, 2017, 1 (03)
[8]   Assessing and mapping language, attention and executive multidimensional deficits in stroke aphasia [J].
Schumacher, Rahel ;
Halai, Ajay D. ;
Ralph, Matthew A. Lambon .
BRAIN, 2019, 142 :3202-3216
[9]   The low dimensionality of post-stroke cognitive deficits: it's the lesion anatomy! [J].
Sperber, Christoph ;
Gallucci, Laura ;
Umarova, Roza .
BRAIN, 2023, 146 (06) :2443-2452