Results 21 to 30 of about 926,619 (193)

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

Smartphone picture organization: a hierarchical approach [PDF]

open access: yes, 2019
We live in a society where the large majority of the population has a camera-equipped smartphone. In addition, hard drives and cloud storage are getting cheaper and cheaper, leading to a tremendous growth in stored personal photos.
Dimiccoli, Mariella   +2 more
core   +3 more sources

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

Easy Leaf Area: Automated digital image analysis for rapid and accurate measurement of leaf area. [PDF]

open access: yes, 2014
UnlabelledPremise of the studyMeasurement of leaf areas from digital photographs has traditionally required significant user input unless backgrounds are carefully masked.
Bloom, Arnold J, Easlon, Hsien Ming
core   +3 more sources

RAPID DETECTION OF VITAMIN C CONTENT IN FRUITS AND VEGETABLES USING A DIGITAL CAMERA AND COLOR REACTION [PDF]

open access: yesQuímica Nova, 2021
In this study, we propose a novel method to determine the vitamin C content in fruits and vegetables. The proposed method exploits the image and data processing abilities of computers by coupling a digital camera and a color reaction.
Wen-zhu Zhao   +5 more
doaj   +1 more source

Measuring Light Pollution with Fisheye Lens Imagery from A Moving Boat, A Proof of Concept [PDF]

open access: yes, 2017
Near all-sky imaging photometry was performed from a boat on the Gulf of Aqaba to measure the night sky brightness in a coastal environment. The boat was not anchored, and therefore drifted and rocked.
Hänel, Andreas   +6 more
core   +4 more sources

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

Comparison of measurement methods of the front velocity of small-scale debris flows [PDF]

open access: yes, 2015
Debris flow is a gravity-driven process, which is characterized by a travelling dense surge including large boulders, and it is followed by a more fluid tail.
Bettella, Francesco   +5 more
core   +2 more sources

Evaluating noise in digitized radiographic images by means of histogram Avaliação de ruído em imagens radiográficas digitalizadas por meio do histograma

open access: yesJournal of Applied Oral Science, 2006
To evaluate the performance of three digital devices regarding the noise added to digital radiographic images containing different optical densities.
Izabel Regina Fischer Rubira-Bullen   +5 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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