Results 21 to 30 of about 511,586 (301)

Are There Differences in the Homogeneity of the Parts of Tablets Obtained after Subdivision?—A Preliminary Assessment Using an X-ray Microtomography

open access: yesPharmaceutics, 2022
Aim: The study aimed to analyze the weight and homogeneity of the parts of tablets containing carbamazepine and tablets with trazodone hydrochloride, obtained after subdivision with a kitchen knife. X-ray microtomography was used for homogeneity analysis.
Michał Meisner   +4 more
doaj   +1 more source

The group inverse of subdivision networks [PDF]

open access: yes, 2016
In this paper, given a network and a subdivision of it, we show how the Group Inverse of the subdivision network can be related to the Group Inverse of initial given network.
Carmona Mejías, Ángeles   +2 more
core   +2 more sources

Acyclic, Star and Oriented Colourings of Graph Subdivisions [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2005
Let G be a graph with chromatic number χ (G). A vertex colouring of G is \emphacyclic if each bichromatic subgraph is a forest. A \emphstar colouring of G is an acyclic colouring in which each bichromatic subgraph is a star forest. Let χ _a(G) and χ _s(G)
David R. Wood
doaj   +1 more source

Semantic Segmentation for Buildings of Large Intra-Class Variation in Remote Sensing Images with O-GAN

open access: yesRemote Sensing, 2021
Remote sensing building extraction is of great importance to many applications, such as urban planning and economic status assessment. Deep learning with deep network structures and back-propagation optimization can automatically learn features of ...
Shuting Sun   +5 more
doaj   +1 more source

Analyzing midpoint subdivision [PDF]

open access: yesComputer Aided Geometric Design, 2011
Midpoint subdivision generalizes the Lane-Riesenfeld algorithm for uniform tensor product splines and can also be applied to non regular meshes. For example, midpoint subdivision of degree 2 is a specific Doo-Sabin algorithm and midpoint subdivision of degree 3 is a specific Catmull-Clark algorithm.
Prautzsch, Hartmut, Chen, Qi
openaire   +4 more sources

Stacks, Queues and Tracks: Layouts of Graph Subdivisions [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2005
A \emphk-stack layout (respectively, \emphk-queuelayout) of a graph consists of a total order of the vertices, and a partition of the edges into k sets of non-crossing (non-nested) edges with respect to the vertex ordering.
Vida Dujmović, David R. Wood
doaj   +1 more source

Multiresolution Subdivision Snakes [PDF]

open access: yesIEEE Transactions on Image Processing, 2017
We present a new family of snakes that satisfy the property of multiresolution by exploiting subdivision schemes. We show in a generic way how to construct such snakes based on an admissible subdivision mask. We derive the necessary energy formulations and provide the formulas for their efficient computation.
Anais, Badoual   +3 more
openaire   +2 more sources

Wide-scale subdivision and fencing of southern Kenyan rangelands jeopardizes biodiversity conservation and pastoral livelihoods: Demonstration of utility of open-access landDX database

open access: yesFrontiers in Conservation Science, 2022
Globally, rangelands are undergoing rapid social-ecological changes, yet the scale of these changes is rarely measured. Fencing, sedentarization, and land conversion limit access by wildlife and livestock to vital resources such as water and seasonal ...
Peter Tyrrell   +15 more
doaj   +1 more source

Subdivision surface simplification [PDF]

open access: yes10th Pacific Conference on Computer Graphics and Applications, 2002. Proceedings., 2003
A modified quadric error metric (QEM) for simplification of Loop subdivision surfaces is presented The suggested error metric not only measures the geometric difference but also controls the smoothness and well-shapedness of the triangles that result from the decimation process.
Jeong, W.   +2 more
openaire   +2 more sources

The normalized Laplacian spectrum of subdivisions of a graph [PDF]

open access: yes, 2016
Determining and analyzing the spectra of graphs is an important and exciting research topic in mathematics science and theoretical computer science. The eigenvalues of the normalized Laplacian of a graph provide information on its structural properties ...
Comellas Padró, Francesc de Paula   +2 more
core   +1 more source

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