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James O. Ramsay

James O. Ramsay

D-Index & Metrics

Mathematics

D-Index
52
Citations
21704
World Ranking
937
National Ranking
31

Research.com Recognitions

  • 2018 - Fellow of the American Statistical Association (ASA)

Overview

James O. Ramsay is affiliated with McGill University in Canada and has contributed significantly to the field of Medicine, particularly focusing on Neurology. Their scholarly work spans various subfields including Environmental Chemistry, Astronomy and Astrophysics, Management Science and Operations Research, and Molecular Biology.

Their primary research topics encompass Parkinson's Disease Mechanisms and Treatments, Methane Hydrates and Related Phenomena, Psychometric Methodologies and Testing, Astro and Planetary Science, Alzheimer's Disease research and treatments, Advanced Glycation End Products research, and Advanced Statistical Modeling Techniques.

Frequently publishing in venues such as Zenodo (CERN European Organization for Nuclear Research), bioRxiv (Cold Spring Harbor Laboratory), npj Parkinson's Disease, PubMed, and the Journal of Educational and Behavioral Statistics, Ramsay has an extensive presence in both peer-reviewed journals and preprint repositories.

Recent notable papers include:

  • Age-associated insolubility of parkin in human midbrain is linked to redox balance and sequestration of reactive dopamine metabolites, 2021, Acta Neuropathologica
  • Characterization of Genomic Alterations in Colorectal Liver Metastasis and Their Prognostic Value, 2022, Frontiers in Cell and Developmental Biology
  • Association of Circulating Follicular Helper T Cells and Serum CXCL13 With Neuromyelitis Optica Spectrum Disorders, 2021, Frontiers in Immunology
  • The association of blood urea nitrogen-to-creatinine ratio and in-hospital mortality in acute ischemic stroke patients with atrial fibrillation: data from the MIMIC-IV database, 2024, Frontiers in Neurology
  • Parkin coregulates glutathione metabolism in adult mammalian brain, 2023, Acta Neuropathologica Communications

Ramsay has collaborated extensively with colleagues such as Michael G. Schlossmacher, Gabriele Uenzelmann-Neben, Steven M. Bohaty, Laurel B. Childress, and Odysseas A. Archontikis, each contributing to numerous joint publications.

Among the awards received is the Fellow of the American Statistical Association (ASA) designation awarded in 2018, recognizing Ramsay's contributions in statistical methodology.

Best Publications

  • Functional Data Analysis

    James O. Ramsay;Bernard W. Silverman

  • Functional Data Analysis

    Unknown

  • Applied Functional Data Analysis: Methods and Case Studies

    James O. Ramsay;Bernard W. Silverman

  • Functional Data Analysis

    Eiji Muraki;J. O. Ramsay;B. W. Silverman

  • Some Tools for Functional Data Analysis

    J. O. Ramsay;C. J. Dalzell

  • Parameter estimation for differential equations: a generalized smoothing approach

    J. O. Ramsay;G. Hooker;D. Campbell;J. Cao

  • Functional Data Analysis with R and MATLAB

    J. O. Ramsay;Giles Hooker;Spencer Graves

  • Kernel smoothing approaches to nonparametric item characteristic curve estimation

    J. O. Ramsay

  • Robust principal component analysis for functional data

    N. Locantore;J. S. Marron;D. G. Simpson;N. Tripoli

  • Estimating smooth monotone functions

    J. O. Ramsay

  • When the data are functions

    J. O. Ramsay

  • Principal components analysis of sampled functions

    Philippe Besse;J. O. Ramsay

  • Maximum likelihood estimation in multidimensional scaling

    J. O. Ramsay

  • Functional Data Analysis of Amplitude and Phase Variation

    J. S. Marron;James O. Ramsay;Laura Maria Sangalli;Anuj Srivastava

  • Parameter estimation in continuous-time dynamic models using principal differential analysis

    A.A. Poyton;M.S. Varziri;K.B. McAuley;P.J. McLellan

  • Combining Registration and Fitting for Functional Models

    Alois Kneip;James O Ramsay

  • The historical functional linear model

    Nicole Malfait;James O. Ramsay

  • Spatial spline regression models

    Laura M. Sangalli;James O. Ramsay;Timothy O. Ramsay

  • Nonparametric Item Analyses of the Beck Depression Inventory: Evaluating Gender Item Bias and Response Option Weights

    Darcy A. Santor;J. O. Ramsay;David C. Zuroff

  • Some Statistical Approaches to Multidimensional Scaling Data

    J. O. Ramsay

  • Penalized regression with model-based penalties

    Nancy E. Heckman;James O. Ramsay

  • Smoothing spline models for the analysis of nested and crossed samples of curves - Comment

    Alois Kneip

Frequent Co-Authors

Bernard W. Silverman
Bernard W. Silverman University of Oxford
Giles Hooker
Giles Hooker University of Pennsylvania
Alois Kneip
Alois Kneip University of Bonn
Michal Abrahamowicz
Michal Abrahamowicz McGill University
James Stephen Marron
James Stephen Marron University of North Carolina at Chapel Hill
Robert J. Zatorre
Robert J. Zatorre McGill University
Vincent L. Gracco
Vincent L. Gracco McGill University
Anuj Srivastava
Anuj Srivastava Florida State University
David C. Zuroff
David C. Zuroff McGill University
Daniel J. Levitin
Daniel J. Levitin McGill University

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