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Accuracy of WAAS-Enabled GPS-RF Warning Signals When Crossing a Terrestrial Geofence.
Sensors (Basel). 2016 Jun 18;16(6):912. doi: 10.3390/s16060912.
Sensors (Basel). 2016.
PMID: 27322287
Free PMC article.
Hazards in Motion: Development of Mobile Geofences for Use in Logging Safety.
Zimbelman EG, Keefe RF, Strand EK, Kolden CA, Wempe AM.
Zimbelman EG, et al.
Sensors (Basel). 2017 Apr 10;17(4):822. doi: 10.3390/s17040822.
Sensors (Basel). 2017.
PMID: 28394303
Free PMC article.
Item in Clipboard
Real-time positioning in logging: Effects of forest stand characteristics, topography, and line-of-sight obstructions on GNSS-RF transponder accuracy and radio signal propagation.
Zimbelman EG, Keefe RF.
Zimbelman EG, et al.
PLoS One. 2018 Jan 11;13(1):e0191017. doi: 10.1371/journal.pone.0191017. eCollection 2018.
PLoS One. 2018.
PMID: 29324794
Free PMC article.
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Development and validation of smartwatch-based activity recognition models for rigging crew workers on cable logging operations.
Zimbelman EG, Keefe RF.
Zimbelman EG, et al.
PLoS One. 2021 May 12;16(5):e0250624. doi: 10.1371/journal.pone.0250624. eCollection 2021.
PLoS One. 2021.
PMID: 33979355
Free PMC article.
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Lost in the woods: Forest vegetation, and not topography, most affects the connectivity of mesh radio networks for public safety.
Zimbelman EG, Keefe RF.
Zimbelman EG, et al.
PLoS One. 2022 Dec 7;17(12):e0278645. doi: 10.1371/journal.pone.0278645. eCollection 2022.
PLoS One. 2022.
PMID: 36477301
Free PMC article.
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Positioning Methods and the Use of Location and Activity Data in Forests.
Keefe RF, Wempe AM, Becker RM, Zimbelman EG, Nagler ES, Gilbert SL, Caudill CC.
Keefe RF, et al. Among authors: zimbelman eg.
Forests. 2019;10(5):10.3390/f10050458. doi: 10.3390/f10050458.
Forests. 2019.
PMID: 37180360
Free PMC article.
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