CTFS‐Forest GEO: a worldwide network monitoring forests in an era of global change

KJ Anderson‐Teixeira, SJ Davies… - Global change …, 2015 - Wiley Online Library
Global change is impacting forests worldwide, threatening biodiversity and ecosystem
services including climate regulation. Understanding how forests respond is critical to forest …

Mapping crops within the growing season across the United States

VS Konduri, J Kumar, WW Hargrove… - Remote Sensing of …, 2020 - Elsevier
Timely and accurate knowledge about the geospatial distribution of crops at regional to
continental scales is crucial for forecasting crop production and estimating crop water use …

Arctic vegetation mapping using unsupervised training datasets and convolutional neural networks

ZL Langford, J Kumar, FM Hoffman, AL Breen… - Remote Sensing, 2019 - mdpi.com
Land cover datasets are essential for modeling and analysis of Arctic ecosystem structure
and function and for understanding land–atmosphere interactions at high spatial resolutions …

Representativeness-based sampling network design for the State of Alaska

FM Hoffman, J Kumar, RT Mills, WW Hargrove - Landscape Ecology, 2013 - Springer
Resource and logistical constraints limit the frequency and extent of environmental
observations, particularly in the Arctic, necessitating the development of a systematic …

[HTML][HTML] Mapping Arctic plant functional type distributions in the Barrow Environmental Observatory using WorldView-2 and LiDAR datasets

Z Langford, J Kumar, FM Hoffman, RJ Norby… - Remote Sensing, 2016 - mdpi.com
Multi-scale modeling of Arctic tundra vegetation requires characterization of the
heterogeneous tundra landscape, which includes representation of distinct plant functional …

Estimating heterotrophic respiration at large scales: challenges, approaches, and next steps

B Bond‐Lamberty, D Epron, J Harden, ME Harmon… - …, 2016 - Wiley Online Library
Heterotrophic respiration (HR), the aerobic and anaerobic processes mineralizing organic
matter, is a key carbon flux but one impossible to measure at scales significantly larger than …

Early Crop Mapping Using Dynamic Ecoregion Clustering: A USA-Wide Study

Y Wang, H Huang, R State - Remote Sensing, 2023 - mdpi.com
Mapping target crops earlier than the harvest period is an essential task for improving
agricultural productivity and decision-making. This paper presents a new method for early …

A multivariate hierarchical regionalization method to discovering spatiotemporal patterns

H Wang, H Zhang, H Zhu, F Zhao, S Jiang… - GIScience & Remote …, 2023 - Taylor & Francis
In GIScience, the regionalization method is widely used for geographical data mining,
spatiotemporal pattern discovery, and regional studies. An ideal regionalization method …

Static correlation visualization for large time-varying volume data

CK Chen, C Wang, KL Ma… - 2011 IEEE Pacific …, 2011 - ieeexplore.ieee.org
Finding correlations among data is one of the most essential tasks in many scientific
investigations and discoveries. This paper addresses the issue of creating a static volume …

Cluster analysis-based approaches for geospatiotemporal data mining of massive data sets for identification of forest threats

RT Mills, FM Hoffman, J Kumar… - Procedia Computer …, 2011 - Elsevier
We investigate methods for geospatiotemporal data mining of multi-year land surface
phenology data (250 m2 Normalized Difference Vegetation Index (NDVI) values derived …