Results 41 to 50 of about 3,848 (155)

A Real-Time Sinkage Detection Method for the Planetary Robotic Wheel-on-Limb System via a Monocular Camera

open access: yesApplied Sciences
When traversing soft and rugged terrain, a planetary rover is susceptible to slipping and sinking, which impedes its movement. The real-time detection of wheel sinkage in the planetary wheel-on-limb system is crucial for enhancing motion safety and ...
Baochang Liu, Lihang Feng, Dong Wang
doaj   +1 more source

Landscape Aesthetics and the Scenic Drivers of Amenity Migration in the New West: Naturalness, Visual Scale, and Complexity

open access: yesLand, 2014
Values associated with scenic beauty are common “pull factors” for amenity migrants, however the specific landscape features that attract amenity migration are poorly understood.
Jelena Vukomanovic, Barron J. Orr
doaj   +1 more source

Dynamic Wind Effect on Fireline Intensity in Rugged Terrain

open access: yes, 2023
Although mountain areas account for approximately one fifth of the terrestrial surface, there has been less research focused on fire in these areas compared to lowlands. Mountain fires have distinct behavior due to dynamic winds interacting with the terrain, which can influence the fireline intensity and propagation. For the sake of fire safety of fire
Mitsuhiro Ozaki   +4 more
openaire   +1 more source

Improving LAI retrieval in complex mountains with implicit mutual terrain irradiance

open access: yesTrees, Forests and People
Leaf area index (LAI), a key indicator of vegetation canopy structure, is vital to regional ecological assessment and environmental monitoring. However, rugged terrain can induce the radiation distortion recorded by senses, thus resulting in substantial ...
Chenghao Liu   +8 more
doaj   +1 more source

Breeding site records of three sympatric vultures in a mountainous cliff in Kahara-Thathri, Jammu & Kashmir, India

open access: yesJournal of Threatened Taxa, 2020
The current communication deals with the breeding records of three sympatric vultures, viz., Himalayan Vulture Gyps himalayensis, Egyptian Vulture Neophron percnopterus, and Bearded vulture Gypaetus barbatus from a mountain cliff in Kahara, Thathri, a ...
Muzaffar A. Kichloo   +2 more
doaj   +1 more source

Current Status, Problems and Solution Proposals of Small Ruminant Husbandry in Ordu

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2016
The Black Sea Region has a convenient structure for small ruminants in livestock activities thanks to its mountainous, rugged terrain, climate and socio-economic structure. Ordu is the third largest city of the Black Sea Region.
Hilal Tozlu Çelik
doaj   +1 more source

A Stepwise BRDF-Based Land Surface Reflectance Model Over Rugged Terrain

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The land surface reflectance is an essential variable of remote sensing, which is significantly affected by topography and atmosphere. Rugged terrain significantly alters the radiative transfer among the solar-terrain-sensor, resulting in large errors in
Zeqiu Chen   +8 more
doaj   +1 more source

Modification of solar radiation model over rugged terrain

open access: yesChinese Science Bulletin, 1999
The formula for the duration of possible sunshine has been modified. Two geometrical factors, the circumsolar view factor and the isotropic view factor for calculating solar radiation, have been proposed. The ray-tracing method in computer cartography has been applied to simulating the obstruction of terrain over solar radiation. In addition, the shape
Xin Li   +3 more
openaire   +1 more source

The estimation of errors in calculated terrain corrections in the Tatra Mountains

open access: yesContributions to Geophysics and Geodesy, 2010
In general, calculation of terrain corrections can be a substantial source of errors in evaluating Bouguer anomalies, especially in rugged mountainous areas like the Tatra Mountains where we also get the largest values of the terrain corrections as such.
Pavol ZAHOREC   +2 more
doaj   +1 more source

Exploring the Effects of Topography on Leaf Area Index Retrieved from Remote Sensing Data at Various Spatial Scales over Rugged Terrains

open access: yesRemote Sensing
Topography significantly affects remotely sensed reflectance data and subsequently impacts the retrieval of the leaf area index (LAI) from surface reflectance data over rugged terrains.
Yajie Zheng   +3 more
doaj   +1 more source

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