Results 71 to 80 of about 13,128,782 (268)

A landslide monitoring method using data from unmanned aerial vehicle and terrestrial laser scanning with insufficient and inaccurate ground control points

Journal of Rock Mechanics and Geotechnical Engineering
Non-contact remote sensing techniques, such as terrestrial laser scanning (TLS) and unmanned aerial vehicle (UAV) photogrammetry, have been globally applied for landslide monitoring in high and steep mountainous areas.
Jiawen Zhou, Nan Jiang, Congjiang Li, Haibo Li   +3 more
doaj   +1 more source

Advances in Design Strategy and Mechanism Insights for Alkaline Hydrogen Evolution Reaction: Multilevel Site Engineering and Structure–Activity Relationship

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This review is about material design based on engineering multilevel sites from theoretical calculation and synthetic routes to mechanism, structure–activity relationship, challenges and perspectives for boosting hydrogen production in alkaline electrolyte. Electrolytic water splitting is a clean, carbon‐free method for producing green hydrogen and has
Ke Zhang, Hongying Luo, Yudong Du, Kehao Yu, Huayu Wu, Shimin Chai, Yanyan Liu, Yongfeng Wang, Jianchun Jiang, Baojun Li   +9 more
wiley   +1 more source

MULTI-GNSS PPP: An Alternative Positioning Technique for Establishing Ground Control Points

International Journal of Environment and Geoinformatics, 2020
Traditionally, ground control points (GCPs) are utilized to determine absolute image orientations indirectly in aerial triangulation. For a long time, differential and relative GNSS (Global Navigation Satellite System) positioning techniques have been ...
Berkay Bahadur, Metin Nohutçu
doaj   +1 more source

Influence of flight altitude and control points in the georeferencing of images obtained by unmanned aerial vehicle

European Journal of Remote Sensing, 2021
This study aimed to explore the influence of flight altitude, density, and distribution of ground control points (GCPs) on the digital terrain model (DTM) in surveys conducted by unmanned aerial vehicles (UAVs).
Lucas Santos Santana, Gabriel Araújo E Silva Ferraz, Diego Bedin Marin, Brenon Dienevam Souza Barbosa, Luana Mendes Dos Santos, Patrícia Ferreira Ponciano Ferraz, Leonardo Conti, Stefano Camiciottoli, Giuseppe Rossi   +8 more
doaj   +1 more source

Insights into Degradation Mechanisms and Optimization Strategies for High‐Voltage High‐Ni Cathode Materials

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This review comprehensively unravels the atomic‐scale degradation mechanisms of high‐voltage high‐nickel cathodes, highlighting the critical O3 to O1 phase transition and chemo‐mechanical failures. By correlating synthetic modulations with structural stability, it critically evaluates advanced optimization strategies, including single‐crystallization ...
Mukhtiar Hussain, Guoxiang Zhou, Shibin Yang, Zongyu Sun, Feixiang Ding, Xiao Zhang, Chaojiang Niu   +6 more
wiley   +1 more source

Evaluation of Control Points’ Distribution on Distortions and Geometric Transformations for Aerial Images Rectification [PDF]

, 2012
Geometric distortions are inevitable in aerial images. A raw uncalibrated aerial image acquired from a non-metric digital camera which carried by an aircraft normally has lens and perspective distortions and could not be used directly without undergoing ...
Lee, Hung Liew, Yin, Chai Wang, WaiShiang, Cheah   +2 more
core   +2 more sources

Digitalisasi Pemetaan Topografi menggunakan Alat Drone serta Perhitungan Ketelitian dengan Ground Control Point (Gcp)

Jurnal Teknik Sipil Terapan
Perkembangan teknologi telah mendorong penggunaan drone untuk pemetaan topografi yang hemat biaya dan waktu. Pada penelitian yang dilakukan di area pengembangan perumahan Citraland Winangun, dilakukan penentuan kondisi topografi dan keakuratan proses pemetaan menggunakan drone dengan Ground Control Point (GCP).
Anastasya G.O Piyoh, I Gede Yohan Kafrain, Fenny Moniaga   +2 more
openaire   +1 more source

Real world testing and cost‐effectiveness analysis of subcutaneous EEG (REAL‐ASE): Protocol for a prospective multicentre interventional trial

Epilepsia Open, EarlyView.
Abstract Objective Epilepsy is a common condition associated with significant morbidity, mortality, and costs. Poor documentation of seizures is a major challenge in epilepsy care. Objective seizure counting with mobile devices may mitigate this challenge and improve patient management.
Matthew McWilliam, Pedro F. Viana, Eren Dursun, Joe Davies, Joel S. Winston, Jessica Agren, Harutomo Hasegawa, Jonas Duun‐Henriksen, Mark P. Richardson   +8 more
wiley   +1 more source

PENGARUH SEBARAN DATA GROUND CONTROL POINT (GCP) DALAM PENGOLAHAN DATA FOTO UDARA PADA AREA IN-PIT MAPPING MENGGUNAKAN DRONE QUADCOPTER DJI PHANTOM 4 RTK BERBASIS BASE GPS METODE REAL TIME KINEMATIC (RTK)

Prosiding Temu Profesi Tahunan PERHAPI, 2020
ABSTRAKTeknik pengambilan foto udara yang saat ini sedang berkembang, tidak bisa dipungkiri lagi bahwa teknologi Unmanned Aerial Vehicle (UAV), khususnya drone merupakan salah satu teknologi yang sangat efektif dan efisien dalam melakukan kegiatan mapping (pemetaan).
Ryan Nugraha, Sigit Putrasakti
openaire   +2 more sources

Fenfluramine in Rett syndrome: A multidimensional clinical study

Epilepsia Open, EarlyView.
Abstract Objective Rett syndrome (RTT) is a severe neurodevelopmental disorder frequently associated with drug‐resistant epilepsy, autonomic dysfunction, respiratory abnormalities, sleep disturbances, and behavioral impairment. Fenfluramine has shown efficacy in developmental and epileptic encephalopathies and may provide broader therapeutic benefits ...
Elena Gonzalez‐Alguacil, Nuria Lamagrande Casanova, Manuel Luján Bonete, David Mansilla Lozano, Juan José García Peñas, María Ballará Petitbó, Rocío Trincado Lamuño, Verónica Cantarín‐Extremera, Raquel Díaz Conejo, César Rodríguez Sánchez, Adrián García Ron, Víctor Soto Insuga   +11 more
wiley   +1 more source