Results 21 to 30 of about 26,495 (255)

A morphing approach for continuous generalization of linear map features.

open access: yesPLoS ONE, 2020
With the development of web maps, people are no longer satisfied with fixed and limited scale map services but want to obtain personalized and arbitrary scale map data.
Aji Gao, Jingzhong Li, Kai Chen
doaj   +1 more source

Geometrically consistent elastic matching of 3D shapes: A linear programming solution [PDF]

open access: yes2011 International Conference on Computer Vision, 2011
We propose a novel method for computing a geometrically consistent and spatially dense matching between two 3D shapes. Rather than mapping points to points we match infinitesimal surface patches while preserving the geometric structures. In this spirit we consider matchings as diffeomorphisms between the objects' surfaces which are by definition ...
Thomas Windheuser   +3 more
openaire   +1 more source

Difference of Gaussian Oriented Gradient Histogram for Face Sketch to Photo Matching

open access: yesIEEE Access, 2018
Retrieving a corresponding photo from a forensic sketch remains a great challenge. One of the difficulties is that the retrieval rate reduces significantly on data sets with shape exaggeration and lighting variation.
Samsul Setumin, Shahrel Azmin Suandi
doaj   +1 more source

Loop Closing Detection in RGB-D SLAM Combining Appearance and Geometric Constraints

open access: yesSensors, 2015
A kind of multi feature points matching algorithm fusing local geometric constraints is proposed for the purpose of quickly loop closing detection in RGB-D Simultaneous Localization and Mapping (SLAM).
Heng Zhang, Yanli Liu, Jindong Tan
doaj   +1 more source

Geometric and semantic quality assessments of building features in OpenStreetMap for some areas of Istanbul

open access: yesPolish Cartographical Review, 2020
Nowadays volunteered geographic information (VGI) and collaborative mapping projects such as OpenStreetMap (OSM) have gained popularity as they not only offer free data but also allow crowdsourced contributions.
Basaraner Melih
doaj   +1 more source

Music and Mathematics: The Effect of Matching Musical Meters with Geometric Shapes on 6th Graders’ Learning Outcomes [PDF]

open access: yesEducation Quarterly Reviews, 2021
AbstractAksak meters such as 5/8, 7/8, 9/8 are not formed equally and teaching these meters to the students usually takes a long time and learning these measures requires a dedicated effort. The aim of this research is to determine whether the teaching 5/8,7/8,9/8 aksak meters to the students in sixth grade through geometric shapes is more effective ...
Özge Çongur Yeşilkaya   +2 more
openaire   +3 more sources

Crater Triangle Matching Algorithm Based on Fused Geometric and Regional Features

open access: yesAerospace
Craters are regarded as significant navigation landmarks during the descent and landing process in small body exploration missions for their universality.
Mingda Jin, Wei Shao
doaj   +1 more source

BUILDINGS CHANGE DETECTION BASED ON SHAPE MATCHING FOR MULTI-RESOLUTION REMOTE SENSING IMAGERY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Buildings change detection has the ability to quantify the temporal effect, on urban area, for urban evolution study or damage assessment in disaster cases. In this context, changes analysis might involve the utilization of the available satellite images
M. Abdessetar, Y. Zhong
doaj   +1 more source

Combinative Matching for Geometric Shape Assembly

open access: yes2025 IEEE/CVF International Conference on Computer Vision (ICCV)
Accepted to ICCV 2025 (Highlight)
Nahyuk Lee   +4 more
openaire   +2 more sources

Geometrically Consistent Partial Shape Matching

open access: yes2024 International Conference on 3D Vision (3DV)
Finding correspondences between 3D shapes is a crucial problem in computer vision and graphics, which is for example relevant for tasks like shape interpolation, pose transfer, or texture transfer. An often neglected but essential property of matchings is geometric consistency, which means that neighboring triangles in one shape are consistently ...
Viktoria Ehm   +5 more
openaire   +2 more sources

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