Results 1 to 10 of about 903,642 (299)

Fall Detection Approaches for Monitoring Elderly HealthCare Using Kinect Technology: A Survey

open access: yesApplied Sciences, 2023
The severity of falls increases with age and reduced mobility. Falls are a frequent source of domestic accidents and accidental death on the part of fragile people.
Moustafa Fayad   +8 more
doaj   +1 more source

Application of Multitemporal Change Detection in Radar Satellite Imagery Using REACTIV-Based Method for Geospatial Intelligence

open access: yesSensors, 2023
Constant monitoring of airports and aviation bases has become one of the priorities in today’s strategic security. It results in the necessity to develop the potential of satellite Earth observation systems and to intensify the efforts to develop the ...
Jakub Slesinski   +2 more
doaj   +1 more source

On the Number of Balanced Words of Given Length and Height over a Two-Letter Alphabet [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2010
We exhibit a recurrence on the number of discrete line segments joining two integer points in the plane using an encoding of such segments as balanced words of given length and height over the two-letter alphabet $\{0,1\}$.
Nicolas Bédaride   +3 more
doaj   +1 more source

Radiometric Correction with Topography Influence of Multispectral Imagery Obtained from Unmanned Aerial Vehicles

open access: yesRemote Sensing, 2023
This article aims to present the methods of the radiometric correction of multispectral images—a short review of the existing techniques. The role of radiometric correction is essential to many applications, especially in precision farming, forestry, and
Agnieszka Jenerowicz   +2 more
doaj   +1 more source

AUTOMATED BLUR DETECTION AND REMOVAL IN AIRBORNE IMAGING SYSTEMS USING IMU DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Images acquired by airborne sensors exhibit blur due to turbulent motion experienced by the aircraft. Significant amount of blur renders the images unusable for subsequent visual/automated analysis, requiring a re-flight.
C. A. Shah, W. Schickler
doaj   +1 more source

Short communication: Potential of Sentinel-1 interferometric synthetic aperture radar (InSAR) and offset tracking in monitoring post-cyclonic landslide activities on Réunion [PDF]

open access: yesEarth Surface Dynamics, 2023
This study examines the results of an interferometric synthetic aperture radar (InSAR) and SAR offset tracking (OT) study in Cirque de Salazie (CdS), Réunion Island, France, within the context of the RENOVRISK project, a multidisciplinary programme to ...
M. de Michele   +5 more
doaj   +1 more source

URBAN GROWTH MONITORING – REMOTE SENSING METHODS FOR SUSTAINABLE DEVELOPMENT [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Urban areas account for a small fraction of the Earth's surface but have a disproportionate impact on its surroundings regarding mass, energy, and resources. An exponential increase in the urban population has been observed since the mid-20th century. As
A. Jenerowicz, E. Bielecka
doaj   +1 more source

The Conception of Test Fields for Fast Geometric Calibration of the FLIR VUE PRO Thermal Camera for Low-Cost UAV Applications

open access: yesSensors, 2022
The dynamic evolution of photogrammetry led to the development of numerous methods of geometric calibration of cameras, which are mostly based on building flat targets (fields) with features that can be distinguished in the images.
Anna Fryskowska-Skibniewska   +3 more
doaj   +1 more source

MCWESRGAN: Improving Enhanced Super-Resolution Generative Adversarial Network for Satellite Images

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
With the dynamic technological development, we are witnessing a major progress in solutions that allow for the observation of Earth's surface. Small satellites have a significant drawback.
Kinga Karwowska, Damian Wierzbicki
doaj   +1 more source

Cesarean delivery without uterine artery embolization for the management of placenta accreta spectrum disorder: case report and review of the literature

open access: yesPAMJ Clinical Medicine, 2020
Placenta accreta is the abnormal adherence of the placenta to the myometrium. Its incidence is about 0.33% of all deliveries. And it´s associated with considerable maternal morbidity including large volume of blood transfusion, peripartum hysterectomy ...
Khaoula Sibbou   +4 more
doaj   +1 more source

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