Results 231 to 240 of about 117,345 (255)
Some of the next articles are maybe not open access.

Bichromatic Point-Set Embeddings of Trees with Fewer Bends

2014
Let G be a planar graph such that each vertex of G is colored by either red or blue color. Assume that there are nr red vertices and n b blue vertices in G. Let S be a set of fixed points in the plane such that |S| = n r + n b where nr points in S are colored by red color and nb points in S are colored by blue color.
Khaled Mahmud Shahriar   +1 more
openaire   +2 more sources

Orthogonal point-set embeddings of 3-connected and 4-connected planar graphs

14th International Conference on Computer and Information Technology (ICCIT 2011), 2011
An orthogonal point-set embedding of a planar graph G on a set S of points in Euclidean plane is a drawing of G where each vertex of G is placed on a point of S, each edge is drawn as a sequence of alternate horizontal and vertical line segments and any two edges do not cross except at their common end.
Md. Emran Chowdhury, Md. Saidur Rahman
openaire   +1 more source

On Point Set Embeddings for k-Planar Graphs with Few Bends per Edge

2019
We consider the point set embedding problem (PSE) for 1-, 2- and k-planar graphs where at most 1, 2, or k crossings resp. are allowed for each edge which greatly extends the well-researched class of planar graphs. For any set of n points and any given embedded graph that belongs to one of the above graph classes, we compute a 1-to-1 mapping of the ...
openaire   +1 more source

Point Set Self-Embedding

IEEE Transactions on Visualization and Computer Graphics, 2022
Ruihui Li   +2 more
exaly  

Straight Line Embeddings of Planar Graphs on Point Sets [PDF]

open access: possible, 1996
Netzahualcoyotl CastaƱeda   +1 more
openaire   +1 more source

Deep point embedding for urban classification using ALS point clouds: A new perspective from local to global

ISPRS Journal of Photogrammetry and Remote Sensing, 2020
Rong Huang, Yusheng Xu, Danfeng Hong
exaly  

Learning sequential slice representation with an attention-embedding network for 3D shape recognition and retrieval in MLS point clouds

ISPRS Journal of Photogrammetry and Remote Sensing, 2020
Zhipeng Luo, Jonathan Li, Yiping Chen
exaly  

On Directed Graphs with an Upward Straight-line Embedding into Every Point Set

2009
In this paper we study the problem of computing an upward straight-line embedding of a directed graph G into a point set S, i.e. a planar drawing of G such that each vertex is mapped to a point of S, each edge is drawn as a straight-line segment, and all the edges are oriented according to a common direction.
BINUCCI, Carla   +6 more
openaire   +2 more sources

3D Instance Embedding Learning With a Structure-Aware Loss Function for Point Cloud Segmentation

IEEE Robotics and Automation Letters, 2020
Zhidong Liang, Ming Yang, Hao Li
exaly  

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