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Eileen H. Helmer

Eileen H. Helmer

D-Index & Metrics

Ecology and Evolution

D-Index
33
Citations
10309
World Ranking
7744
National Ranking
2592

Overview

Eileen H. Helmer is affiliated with the US Forest Service in the United States and has an extensive publication record focused on environmental science, particularly within the domains of forest ecology and remote sensing.

Their research contributions cover a variety of topics including:

  • Forest ecology and management
  • Remote Sensing and LiDAR Applications
  • Plant Water Relations and Carbon Dynamics
  • Species Distribution and Climate Change
  • Ecology and Vegetation Dynamics Studies
  • Remote Sensing in Agriculture
  • Forest Management and Policy

Main fields of study associated with Helmer's work include Environmental Science, with notable subfields such as:

  • Nature and Landscape Conservation
  • Global and Planetary Change
  • Ecology
  • Environmental Engineering
  • Ecological Modeling

Helmer's research has been published in several peer-reviewed venues, including:

  • Forest Service Research Data Archive
  • Forest Ecology and Management
  • Biotropica
  • International Journal of Applied Earth Observation and Geoinformation
  • Remote Sensing

Some recent published papers include:

  • The damage of urban vegetation from super typhoon is associated with landscape factors: Evidence from Sentinel-2 imagery (2021, International Journal of Applied Earth Observation and Geoinformation)
  • Characterizing height-diameter relationships for Caribbean trees using mixed-effects random forest algorithm (2022, Forest Ecology and Management)
  • Characterization of Dry-Season Phenology in Tropical Forests by Reconstructing Cloud-Free Landsat Time Series (2021, Remote Sensing)
  • Patterns and controls on island-wide aboveground biomass accumulation in second-growth forests of Puerto Rico (2022, Biotropica)
  • Multiscale predictors of small tree survival across a heterogeneous tropical landscape (2023, PLoS ONE)

Frequent coauthors in Helmer's research collaborations include:

  • Humfredo Marcano-Vega
  • Tana E. Wood
  • Thomas S. Ruzycki
  • Xiaolin Zhu
  • Thomas J. Brandeis

Best Publications

  • Root biomass allocation in the world's upland forests.

    Michael A. Cairns;Sandra Brown;Eileen H. Helmer;Greg A. Baumgardner

  • Free access to Landsat imagery.

    Curtis E. Woodcock;Richard Allen;Martha Anderson;Alan Belward

  • Plant diversity patterns in neotropical dry forests and their conservation implications

    Dryflor;Karina Banda-R;Alfonso Delgado-Salinas;Kyle G. Dexter;Kyle G. Dexter

  • A flexible spatiotemporal method for fusing satellite images with different resolutions

    Xiaolin Zhu;Eileen H. Helmer;Feng Gao;Desheng Liu

  • Mapping U.S. forest biomass using nationwide forest inventory data and moderate resolution information

    J. A. Blackard;M. V. Finco;E. H. Helmer;G. R. Holden

  • The ecological consequences of socioeconomic and land-use changes in postagriculture Puerto Rico

    H. Ricardo Grau;T. Mitchell Aide;Jess K. Zimmerman;John R. Thomlinson

  • Bringing an ecological view of change to Landsat‐based remote sensing

    Robert E Kennedy;Serge Andréfouët;Warren B Cohen;Cristina Gómez

  • Emerging forests on abandoned land: Puerto Rico’s new forests

    Ariel E Lugo;Eileen Helmer

  • Mapping the climate of Puerto Rico, Vieques and Culebra

    Christopher Daly;E. H. Helmer;Maya Quiñones

  • An efficient and accurate method for mapping forest clearcuts in the Pacific Northwest using Landsat imagery

    Warren B. Cohen;Maria Fiorella;John Gray;Eileen Helmer

  • Conterminous U.S. and Alaska Forest Type Mapping Using Forest Inventory and Analysis Data

    B. Ruefenacht;M. V. Finco;M. D. Nelson;R. Czaplewski

  • Mapping the Forest Type and Land Cover of Puerto Rico, a Component of the Caribbean Biodiversity Hotspot

    E. H. Helmer;Del M. López;W. Diaz;Río Piedras

  • Cloud-Free Satellite Image Mosaics with Regression Trees and Histogram Matching.

    E. H. Helmer;B. Ruefenacht

  • Mapping montane tropical forest successional stage and land use with multi-date Landsat imagery

    E. H. Helmer;S. Brown;W. B. Cohen

  • An Improved Flexible Spatiotemporal DAta Fusion (IFSDAF) method for producing high spatiotemporal resolution normalized difference vegetation index time series

    Meng Liu;Meng Liu;Wei Yang;Xiaolin Zhu;Jin Chen

  • Forest conservation and land development in Puerto Rico

    E.H. Helmer

  • An automatic method for screening clouds and cloud shadows in optical satellite image time series in cloudy regions

    Xiaolin Zhu;Eileen H. Helmer

  • The Landscape Ecology of Tropical Secondary Forest in Montane Costa Rica

    E. H. Helmer

  • The Forest Types and Ages Cleared for Land Development in Puerto Rico

    Todd Kennaway;E. H. Helmer

  • Biomass accumulation rates of Amazonian secondary forest and biomass of old-growth forests from Landsat time series and the Geoscience Laser Altimeter System

    Eileen H. Helmer;Michael A. Lefsky;Dar A. Roberts

Frequent Co-Authors

Ariel E. Lugo
Ariel E. Lugo US Forest Service
Xiaolin Zhu
Xiaolin Zhu Hong Kong Polytechnic University
Michael A. Lefsky
Michael A. Lefsky Colorado State University
Warren B. Cohen
Warren B. Cohen Oregon State University
Jin Chen
Jin Chen Beijing Normal University
Sandra Brown
Sandra Brown University of British Columbia
Jess K. Zimmerman
Jess K. Zimmerman University of Puerto Rico
Michael A. Wulder
Michael A. Wulder Natural Resources Canada
Kyle G. Dexter
Kyle G. Dexter University of Edinburgh
James E. Vogelmann
James E. Vogelmann United States Geological Survey

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