Biomarkers 1 Cognitive ability 1 Cognitive impairment 1 Deep learning 1 Digital biomarker 1 Digital measure 1 Eigenvalues and eigenfunctions 1 Errors 1 Forecasting 1 Home monitoring 1 Infrared detectors 1 Learning algorithms 1 Location 1 Long-term continuous monitoring 1 Machine learning algorithms 1 Matrix algebra 1 Mild cognitive impairment 1 Older adults 1 Reconstruction error 1 Support vector machines 1 Ubiquitous computing 1 cognitive ability 1 dementia 1 digital biomarkers 1 digital measures home monitoring 1 mild cognitive impairment 1 pervasive computing 1