Results 31 to 40 of about 926,619 (193)

Automated weld torch guidance control system [PDF]

open access: yes, 1986
A device for automatically controlling the movement of a welding torch while welding an elongated joint is described. A charge injection television camera is carried on a movable support.
Burns, M. R., Jr.   +2 more
core   +1 more source

Aporetic Apparatus

open access: yesNordicom Review, 2016
In this article, we examine the epistemology of the camera today. In order to answer this question, we concentrate on three social and technological forms: the camera obscura, the photographic camera, and the digital camera.
Seppänen Janne, Herkman Juha
doaj   +1 more source

TennisSense: a platform for extracting semantic information from multi-camera tennis data [PDF]

open access: yes, 2009
In this paper, we introduce TennisSense, a technology platform for the digital capture, analysis and retrieval of tennis training and matches. Our algorithms for extracting useful metadata from the overhead court camera are described and evaluated.
Connaghan, Damien   +3 more
core   +2 more sources

After price competition

open access: yesAnnals of Business Administrative Science, 2019
When a market grows and matures so that its product becomes commoditized, we can usually expect product prices to decline due to price competition. However, in the digital camera market, although prices started to decline after they first went on sale ...
Takeyasu Ichikohji
doaj   +1 more source

Solid state television camera system Patent [PDF]

open access: yes, 1969
Solid state television camera system consisting of monolithic semiconductor mosaic sensor and molecular digital readout ...
Broderick, J. C.   +5 more
core   +1 more source

3D MODELING OF ARCHITECTURE BY EDGE-MATCHING AND INTEGRATING THE POINT CLOUDS OF LASER SCANNER AND THOSE OF DIGITAL CAMERA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
We have been developing the stereo-matching method and its system by digital photogrammetry using a digital camera to make 3D Measurement of various objects.
N. Kochi   +3 more
doaj   +1 more source

Evaluierung von sechs Fotofallenmodellen hinsichtlich der Eignung für Fang-Wiederfang Methoden beim Eurasischen Luchs (Lynx lynx) [PDF]

open access: yes, 2013
Digital outdoor cameras are increasingly used in wildlife research because they allow species inventories, population estimates, and behavior or activity observations.
Heurich, Marco   +3 more
core  

Front-end Multiplexing - applied to SQUID multiplexing : Athena X-IFU and QUBIC experiments

open access: yes, 2015
As we have seen for digital camera market and a sensor resolution increasing to "megapixels", all the scientific and high-tech imagers (whatever the wave length - from radio to X-ray range) tends also to always increases the pixels number.
Prêle, Damien
core   +3 more sources

Accuracy research on coded levelling staff using digital photos

open access: yesGeodesy and Cartography, 2012
The article introduces accuracy research on coded levelling staff using digital photos. The principles of photogrammetry can be used for comparing the views of the etalon and meter to be calibrated.
Vladislovas Česlovas Aksamitauskas   +1 more
doaj   +1 more source

Derivation of High Spatial Resolution Albedo from UAV Digital Imagery: Application over the Greenland Ice Sheet

open access: yesFrontiers in Earth Science, 2017
Measurements of albedo are a prerequisite for modeling surface melt across the Earth's cryosphere, yet available satellite products are limited in spatial and/or temporal resolution.
Jonathan C. Ryan   +18 more
doaj   +1 more source

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