Results 71 to 80 of about 4,303,118 (363)

GMZ: A GML COMPRESSION MODEL FOR WEBGIS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Geography markup language (GML) is an XML specification for expressing geographical features. Defined by Open Geospatial Consortium (OGC), it is widely used for storage and transmission of maps over the Internet.
A. Khandelwal, K. S. Rajan
doaj   +1 more source

Decomposing a simple polygon into pseudo-triangles and convex polygons

open access: yesComputational Geometry, 2008
AbstractIn this paper we consider the problem of decomposing a simple polygon into subpolygons that exclusively use vertices of the given polygon. We allow two types of subpolygons: pseudo-triangles and convex polygons. We call the resulting decomposition PT-convex.
Stefan Gerdjikov, Alexander Wolff
openaire   +3 more sources

Granular Hydrogels as Modular Biomaterials: From Structural Design to Biological Responses

open access: yesAdvanced Healthcare Materials, EarlyView.
Granular hydrogels are now emerging as promising biomaterials due to their inherent microporousity, injectability, and modularity. They have shown improvements in cell viability and migration, cellular/tissue infiltration, host tissue integration, mitigated foreign body response, and tissue regeneration.
Asmasadat Vaziri   +6 more
wiley   +1 more source

Accurate, simple and efficient triangulation of a polygon by ear removal with lowest memory consumption

open access: yesCeylon Journal of Science, 2016
Polygons can conveniently represent real world objects. In automatic character recognition, shapes of individual letters are represented by polygons. In robotics, obstacles are represented using polygons.
K. R. Wijeweera, S. R. Kodituwakku
doaj   +1 more source

AREAL FEATURE MATCHING BASED ON SIMILARITY USING CRITIC METHOD [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
In this paper, we propose an areal feature matching method that can be applied for many-to-many matching, which involves matching a simple entity with an aggregate of several polygons or two aggregates of several polygons with fewer user intervention. To
J. Kim, K. Yu
doaj   +1 more source

Beyond Bioactive Glass Composition: Using Morphology to Improve in Vitro and in Vivo Performance

open access: yesAdvanced Healthcare Materials, EarlyView.
Bioactive glasses can easily be shaped into granules, spheres, discs, fibers, or three‐dimensional scaffolds. The resulting morphology not only affects handling properties; it has a direct influence on various glass properties, including results of acellular immersion experiments or in vitro studies with cells or bacteria, but also on in vivo ...
Meixin Su   +5 more
wiley   +1 more source

Progressive Insights into 3D Bioprinting for Corneal Tissue Restoration

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores the potential of 3D bioprinting to replicate the complex structure and function of the human cornea. It highlights key advances in bioink development, printing modalities, and in vivo performance, while addressing current challenges and emerging strategies. The review emphasizes bioprinting's promise to overcome donor shortages and
Ilayda Namli   +6 more
wiley   +1 more source

On the Tileability of Polygons with Colored Dominoes

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2007
We consider questions concerning the tileability of orthogonal polygons with colored dominoes. A colored domino is a rotatable $2 imes 1$ rectangle that is partitioned into two unit squares, which are called faces, each of which is assigned a color ...
Chris Mark Worman, Boting Yang
doaj  

Meteo Browser South Tyrol: A Shiny App to download the meteorological time series from the Open Data Catalogue of the Province of Bolzano/Bozen - Italy [PDF]

open access: yesResearch Ideas and Outcomes, 2019
Meteo Browser South Tyrol is a user-friendly web-based application that helps to visualize and download the hydro-meteorological time series freely available in South Tyrol, Italy.
Giulio Genova   +3 more
doaj   +3 more sources

How Does a Delicate Insect Wing Resist Damage? Chitin Orientation Is Adapted to the Mechanical Demands at the Nanoscale

open access: yesAdvanced Materials, EarlyView.
Nanoscale chitin fiber orientations in the insect wing play a critical role in adapting to complex mechanical demands. These findings reveal two distinct and functionally adaptive chitin orientation patterns in the membranes that vary regionally, optimizing mechanical resilience and deformation control.
Chuchu Li   +5 more
wiley   +1 more source

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