Results 51 to 60 of about 1,684 (181)

Perspective as an artistic tool of composition in the engravings by Giovanni Battista Piranesi

open access: yesArchitecture and Engineering, 2016
This study is devoted to the recreation of Giovanni Battista Piranesi’s compositional thinking. The study is based on analyses of the composition of his engravings depicting architecture and space.
Elena Chernaya
doaj   +1 more source

Analysis of identifying the digital images of the earth’s surface

open access: yesGeodesy and Cartography, 2012
The quality of identifying the digital images of the Earth’s surface using covariation functions and Wavelet (small wave) theory was investigated. The auto­covariation function values of two digital images or single images are calculated using random ...
Jonas Skeivalas   +2 more
doaj   +1 more source

Development of a 1.0 KVA Fuelless Generator

open access: yesABUAD Journal of Engineering Research and Development
A 1.0 KVA fuelless generator has been developed. The crave for sustainable energy solution has led to the exploration of  emerging technologies targeted at reducing reliance on fossil fuels and reducing environmental impact.
Blessing Ngozi Goodluck Aliemeke   +4 more
doaj   +1 more source

3D Graphics with Spreadsheets

open access: yesSpreadsheets in Education, 2008
In the article, the formulas for orthographic parallel projection of 3D bodies on computer screen are derived using secondary school vector algebra. The spreadsheet implementation is demonstrated in six applications that project bodies with increasing ...
Jan Benacka
doaj  

Increasing the Usability and Accessibility of Voyager 2 Images of Triton

open access: yesThe Planetary Science Journal
Much of what we know about Neptune’s moon Triton was inferred from the analysis of images returned by the Voyager 2 mission, the only spacecraft to have visited that putative ocean world. Unfortunately, the highest-resolution images (scales < 2 km pixel ^
Michael T. Bland   +2 more
doaj   +1 more source

From a Geometry of Vision to a Geometry of Light in Early-Modern Perspective

open access: yesArchitecture_MPS, 2017
Must the architect or artist understand how the world is perceived on the convex surface of the eye to simulate the three-dimensional world on a two-dimensional plane?
doaj   +2 more sources

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