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Remote Sensing, Geospatial data analysis, Infrastructure protection, National security

Activities

Works (29)

“The pull to do nothing would be strong”: limitations & opportunities in reporting insider threats

Information Security Journal: A Global Perspective
2025-01-02 | Journal article
Contributors: Heather Holden; Victor Munro; Lina Tsakiris; Alex Wilner
Source: check_circle
Crossref

A study to assess the applicability of using remote sensing to minimize service interruption of Canadian port physical infrastructure

Journal of Transportation Security
2023-12 | Journal article
Contributors: Heather Holden; Maha Hussein Abdallah; Dane Rowlands
Source: check_circle
Crossref

An examination of variability in vertical radiometric profiles in a coral reef environment

Journal of Coastal Research
2008 | Journal article
EID:

2-s2.0-39149114416

Part of ISSN: 07490208 15515036
Contributors: Holden, H.; LeDrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

A spatial statistical operator applied to multidate satellite imagery for identification of coral reef stress

Remote Sensing of Environment
2004 | Journal article
EID:

2-s2.0-2942700384

Part of ISSN: 00344257
Contributors: LeDrew, E.F.; Holden, H.; Wulder, M.A.; Derksen, C.; Newman, C.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Characterisation of optical water quality in Bunaken National Marine Park, North Sulawesi, Indonesia

Singapore Journal of Tropical Geography
2002 | Journal article
EID:

2-s2.0-0036250143

Part of ISSN: 01297619
Contributors: Holden, H.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Hyperspectral linear mixing based on in situ measurements in a coral reef environment

International Geoscience and Remote Sensing Symposium (IGARSS)
2002 | Conference paper
EID:

2-s2.0-0036028280

Contributors: Holden, H.; LeDrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Measuring and modeling water column effects on hyperspectral reflectance in a coral reef environment

Remote Sensing of Environment
2002 | Journal article
EID:

2-s2.0-0036327644

Part of ISSN: 00344257
Contributors: Holden, H.; LeDrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

An examination of spatial autocorrelation as a means of monitoring coral reef ecosystems

International Geoscience and Remote Sensing Symposium (IGARSS)
2001 | Conference paper
EID:

2-s2.0-0035573494

Contributors: Holden, H.; Derksen, C.; LeDrew, E.; Wulder, M.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Coral reef features: Multi- Vs. Hyper-Spectral characteristics

Sea Technology
2001 | Other
EID:

2-s2.0-0035245948

Part of ISSN: 00933651
Contributors: Holden, H.; LeDrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Effects of the water column on hyperspectral reflectance of submerged coral reef features

Bulletin of Marine Science
2001 | Journal article
EID:

2-s2.0-0035681501

Part of ISSN: 00074977
Contributors: Holden, H.; LeDrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Hyperspectral discrimination of healthy versus stressed corals using in situ reflectance

Journal of Coastal Research
2001 | Journal article
EID:

2-s2.0-0035665821

Part of ISSN: 07490208
Contributors: Holden, H.; LeDrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Hyperspectral versus multispectral imaging for submerged coral detection

Proceedings of SPIE - The International Society for Optical Engineering
2001 | Journal article
EID:

2-s2.0-0035052336

Part of ISSN: 0277786X
Contributors: Holden, H.; Ledrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Accuracy assessment of hyperspectral classification of coral reef features

Geocarto International
2000 | Journal article
EID:

2-s2.0-84998958885

Part of ISSN: 10106049
Contributors: Holden, H.; LeDrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Change detection of satellite imagery for reconnaissance of stressed tropical corals

International Geoscience and Remote Sensing Symposium (IGARSS)
2000 | Conference paper
EID:

2-s2.0-0034546457

Contributors: LeDrew, Ellsworth F.; Wulder, Mike; Holden, Heather
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Multi- vs. hyperspectral characteristics of common coral reef features

International Geoscience and Remote Sensing Symposium (IGARSS)
2000 | Conference paper
EID:

2-s2.0-0034544116

Contributors: Holden, Heather; LeDrew, Ellsworth
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Optical water column properties of a coral reef environment: Towards correction of remotely sensed imagery

International Geoscience and Remote Sensing Symposium (IGARSS)
2000 | Conference paper
EID:

2-s2.0-0034544288

Contributors: Holden, Heather; LeDrew, Ellsworth
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Effect of the water column on submerged coral reef hyperspectral response

International Geoscience and Remote Sensing Symposium (IGARSS)
1999 | Conference paper
EID:

2-s2.0-0033317405

Contributors: Holden, Heather; LeDrew, Ellsworth
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Hyperspectral identification of coral reef features

International Journal of Remote Sensing
1999 | Journal article
EID:

2-s2.0-0032754128

Part of ISSN: 13665901 01431161
Contributors: Holden, H.; Ledrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Deconvolution of measured spectra based on principal component analysis and derivative spectroscopy

International Geoscience and Remote Sensing Symposium (IGARSS)
1998 | Conference paper
EID:

2-s2.0-0031625598

Contributors: Holden, Heather; LeDrew, Ellsworth
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Spectral discrimination of healthy and non-healthy corals based on cluster analysis, principal components analysis, and derivative spectroscopy

Remote Sensing of Environment
1998 | Journal article
EID:

2-s2.0-0032131986

Part of ISSN: 00344257
Contributors: Holden, H.; LeDrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

The scientific issues surrounding remote detection of submerged coral ecosystem

Progress in Physical Geography
1998 | Journal article
EID:

2-s2.0-0031718178

Part of ISSN: 03091333
Contributors: Holden, H.; Ledrew, E.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Analysis of the diffuse attenuation coefficients for radiance and the implications for retrieval of the spectral signature of submerged tropical corals

International Geoscience and Remote Sensing Symposium (IGARSS)
1997 | Conference paper
EID:

2-s2.0-0030658323

Contributors: LeDrew, E.; Holden, H.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Determination of reflectance of coral reefs through analysis of the diffuse attenuation coefficients for radiance through the water column

Oceans Conference Record (IEEE)
1997 | Conference paper
EID:

2-s2.0-0031339150

Part of ISSN: 01977385
Contributors: LeDrew, E.; Holden, H.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Mapping submerged corals in Fiji from remote sensing and in situ measurements: Applications for integrated coastal management

Ocean and Coastal Management
1997 | Journal article
EID:

2-s2.0-0030739298

Part of ISSN: 09645691
Contributors: Knight, D.; LeDrew, E.; Holden, H.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Remote sensing analysis of submerged coral reefs: Applications for integrated coastal management in Fiji

International Geoscience and Remote Sensing Symposium (IGARSS)
1997 | Conference paper
EID:

2-s2.0-0030707063

Contributors: LeDrew, Ellsworth; Knight, Drew; Holden, Heather
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Spectral identification of coral biological vigour

International Geoscience and Remote Sensing Symposium (IGARSS)
1997 | Conference paper
EID:

2-s2.0-0030688781

Contributors: Holden, Heather; LeDrew, Ellsworth
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Spectral identification of coral biological vigour

Oceans Conference Record (IEEE)
1997 | Conference paper
EID:

2-s2.0-0031364056

Part of ISSN: 01977385
Contributors: Holden, Heather; LeDrew, Ellsworth
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Fluorescence as a potential indicator of coral health

International Geoscience and Remote Sensing Symposium (IGARSS)
1996 | Conference paper
EID:

2-s2.0-0029709381

Contributors: Holden, Heather; Peddle, Derek; LeDrew, Ellsworth
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎

Optical correction of scene fractions for estimating regional scale ocean coral abundance in Fiji

International Geoscience and Remote Sensing Symposium (IGARSS)
1996 | Conference paper
EID:

2-s2.0-0029698929

Contributors: Peddle, Derek R.; LeDrew, Ellsworth F.; Holden, Heather M.
Source: Self-asserted source
Heather Holden via Scopus - Elsevier
grade
Preferred source (of 2)‎