نتایج جستجو برای: lighting and texture

تعداد نتایج: 16835455  

The goal of this study was to examine how different light combinations and timing of supplemental lighting affect the vegetative and reproductive responses of pansy (Viola × wittrockiana Rose). The present study was designed as a factorial experiment based on a completely randomized block design with three replications and two factors of timing of supplemental lighting (night-interrupt...

2012
Benjamin A. Darling James A. Ferwerda

In this paper, we work toward creating display systems that can present virtual proofs and replicas that behave like real physical surfaces in the actual lighting environment surrounding the display. The goal is to recreate the experience of directly viewing a reflective surface while using self-luminous display screens. We use a computational approach that models the physical light sources and...

Journal: :Journal of the Illuminating Engineering Institute of Japan 2003

ذاکریان, سید ابوالفضل, زارع, اسماء, غریب, سیف اله, ملکوتی خواه, مهدی, گروسی, احسان,

Introduction: Control room is one of the most important working environments that require optimal performance of individuals to minimize errors. Lighting is one of the environmental factors affecting the operation of the control room operators. Providing optimal lighting in the control room is very important. The purpose of this study was to determine the effect of light on workload, sleepiness...

2013
Christos P. Loizou Takis Kasparis Michalis Polyviou

Wound healing rate remains an interesting and important issue, in which modern imaging techniques have not yet given a definitive answer. In order to guide better therapeutic interventions, a better understanding of the fundamental mechanisms driving tissue repair are required. The wound healing rate is primarily quantified by the rate of change of the wound’s surface area. The objective of thi...

This study aims to investigate how lighting design can be used as an environmental design feature within historic sites in cities to turn a space into a place through placemaking processes. Accordingly, the research question is: What artificial lighting design aspects need to be taken into account in historic sites within cities through a placemaking process? Naghshe-Jahan Square’s in Isfahan, ...

Journal: :IEEE Computer Graphics and Applications 1997
Eyal Ofek Erez Shilat Ari Rappoport Michael Werman

endering is one of the most important tasks in computer graphics and animation , and texture maps add essential visual content to the rendered image. Unfortunately, extracting textures from a single photograph poses severe difficulties and is sometimes impossible, while artificial texture synthesis does not address the full range of desired textures. We present a method for computing high-quali...

Journal: :IEEE transactions on visualization and computer graphics 2007
Daniel Weiskopf Tobias Schafhitzel Thomas Ertl

This paper presents an interactive technique for the dense texture-based visualization of unsteady 3D flow, taking into account issues of computational efficiency and visual perception. High efficiency is achieved by a 3D graphics processing unit (GPU)-based texture advection mechanism that implements logical 3D grid structures by physical memory in the form of 2D textures. This approach result...

Journal: :Mathematical and Computer Modelling 2011
D. S. Guru Y. H. Sharath Kumar S. Manjunath

In this work, we investigate the effect of texture features for the classification of flower images. A flower image is segmented by eliminating the background using a thresholdbased method. The texture features, namely the color texture moments, gray-level co-occurrencematrix, and Gabor responses, are extracted, and combinations of these three are considered in the classification of flowers. In...

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