Results 91 to 100 of about 1,544,831 (309)

Clustering Algorithm Reveals Dopamine‐Motor Mismatch in Cognitively Preserved Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore the relationship between dopaminergic denervation and motor impairment in two de novo Parkinson's disease (PD) cohorts. Methods n = 249 PD patients from Parkinson's Progression Markers Initiative (PPMI) and n = 84 from an external clinical cohort.
Rachele Malito   +14 more
wiley   +1 more source

Unlocking the Potential of Public Libraries in Supporting Distance Learning

open access: yesJournal of Learning for Development, 2016
This paper examines the place of public libraries in supporting distance learners in Makerere University, exploring the factors which affect utilisation of their services. The study adopted a survey design with 300 B.Ed.
Harriet Mutambo Nabushawo   +2 more
doaj  

Analysis of ICT Competencies Among Distance Learning Students in selected Study Centres of the National Open University of Nigeria

open access: yesJournal of Learning for Development, 2020
The research evaluated the ICT competencies of Distance learning students of the National Open University of Nigeria, as a pre-requisite for their effectiveness in a computer-based learning environment.
Clifford Moses Amini, Oluwaseun Oluyide
doaj  

Comparison of Classroom-Based Sedentary Time and Physical Activity in Conventional Classrooms and Open Learning Spaces Among Elementary School Students. [PDF]

open access: yesFront Sports Act Living, 2021
Hartikainen J   +8 more
europepmc   +1 more source

Open problems in “systems that learn”

open access: yesJournal of Computer and System Sciences, 1994
In this paper we solve some of the open problems in D. Osherson, M. Stob, and S. Weinstein (“Systems That Learn,” MIT Press, Cambridge, MA, 1986). We also give partial solutions to some other open problems in the book. In particular we show that the collection of classes of languages that can be identified on “noisy” text (i.e., a text which may ...
Fulk, M., Jain, S., Osherson, D.N.
openaire   +1 more source

Brainstem and Cerebellar Volume Loss and Associated Clinical Features in Progressive Supranuclear Palsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Progressive Supranuclear Palsy (PSP) is a neurodegenerative ‘tauopathy’ with predominating pathology in the basal ganglia and midbrain. Caudal tau spread frequently implicates the cerebellum; however, the pattern of atrophy remains equivocal.
Chloe Spiegel   +8 more
wiley   +1 more source

Open science in machine learning

open access: yesCoRR, 2014
We present OpenML and mldata, open science platforms that provides easy access to machine learning data, software and results to encourage further study and application. They go beyond the more traditional repositories for data sets and software packages in that they allow researchers to also easily share the results they obtained in experiments and to
Vanschoren, Joaquin   +2 more
openaire   +3 more sources

CX3CL1 in Early Detection of Alzheimer's Disease: Plasma Dynamics Across Age and Disease Stages

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Backgrounds Alzheimer's disease (AD) is characterized by amyloid‐beta plaques, tau tangles, and neuroinflammation. C‐X3‐C motif chemokine ligand 1 (CX3CL1, also known as fractalkine), a neuroimmune chemokine implicated in AD pathogenesis, shows inconsistent alterations in plasma/serum across studies.
Ling Wang   +6 more
wiley   +1 more source

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