Results 11 to 20 of about 10,796 (236)

Urban Feature Extraction from Merged Airborne LiDAR Data and Digital Camera Data

open access: yesGeoplanning: Journal of Geomatics and Planning, 2020
Until recently, the most highly accurate digital surface models were obtained from airborne lidar. With the development of a new generation of large format digital photogrammetric aerial camera, a fully digital photogrammetric workflow became possible ...
Lamyaa Gamal EL-Deen Taha   +3 more
doaj   +1 more source

Using Imaging Techniques to Analyze the Microstructure of Asphalt Concrete Mixtures: Literature Review

open access: yesApplied Sciences, 2023
The performance of asphalt concrete (AC) mixtures depends highly on their internal structure and the interaction of the mixture components under different loading conditions.
Mai Alawneh, Haithem Soliman
doaj   +1 more source

Identifying the Digital Camera from Natural Images Using Residual Noise and the Jensen–Shannon Divergence

open access: yesJournal of Electrical and Computer Engineering, 2022
Regarding the problem of digital camera identification, many methods have been proposed, and for several of them, their effectiveness has been verified on the basis of disputed flat images.
Francisco Rodríguez-Santos   +5 more
doaj   +1 more source

RESEARCH OF DIGITAL CAMERA DYNAMIC RANGE ON THE IMAGING PROCESSING BASIS

open access: yesПриборы и методы измерений, 2017
Digital images provide to determine photometric and colorimetric properties of objects subject to validation all elements of a measuring channel (digital camera, software, display) and solve the problem of their limited dynamic ranges.
M Sutkowski, Ya. N. Saukova
doaj   +1 more source

Assessment of Temperature Effects in Interior Orientation Parameters Calibration of Optoelectronic Devices

open access: yesПриборы и методы измерений, 2020
A digital micromirror device (DMD) micromirrors periodic spatial structure is a measuring scale in interior orientation parameters calibration of optoelectronic devices problems, when using a DMD as a testobject.
M. A. Starasotnikau
doaj   +1 more source

ISRAELI NATIONAL AERIAL DATA CAPTURING STANDARD FOR GENERATION OF DIGITAL GEOSPATIAL PRODUCTS AT NATIONAL SCALE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Digital camera systems are a key component in the production of reliable, geometrically accurate, high-resolution geospatial products in a national scale. These systems have replaced film imaging in photogrammetric data capturing.
E. Keinan   +4 more
doaj   +1 more source

Performance evaluation of non‐metric digital camera for photogrammetric application

open access: yesGeodesy and Cartography, 2012
During the last year amateur low‐cost digital cameras are increasingly expected to contribute to the digital photogrammetry. An important aspect of the suitability of these cameras is determination of their geometrical instability.
Birutė Ruzgienė
doaj   +1 more source

An automatic fluorescence phenotyping platform to evaluate dynamic infection process of Tobacco mosaic virus-green fluorescent protein in tobacco leaves

open access: yesFrontiers in Plant Science, 2022
Tobacco is one of the important economic crops all over the world. Tobacco mosaic virus (TMV) seriously affects the yield and quality of tobacco leaves.
Junli Ye   +10 more
doaj   +1 more source

Workflow efficiency pilot study of Surgery Viewer: A secure hands-free intraoperative multimedia interface for Google Glass™

open access: yesSAGE Open Medicine, 2019
Background: The Google Glass™ heads-up-display system has been adopted by the medical field for applications such as image capture, live streaming and decision support.
Salman Ahmad   +7 more
doaj   +1 more source

Implementation of close range photogrammetry using modern non-metric digital cameras for architectural documentation

open access: yesGeodesy and Cartography, 2021
The development of applied geodetic techniques for mapping and documentation of historical structures, buildings and sites is an important and vital purpose for contribution of any recording of cultural heritage for any country such as Egypt.
Mariem A. Elhalawani   +2 more
doaj   +1 more source

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