Results 11 to 20 of about 7,581 (266)

A 3D INDOOR-OUTDOOR BENCHMARK DATASET FOR LoD3 BUILDING POINT CLOUD SEMANTIC SEGMENTATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
Deep learning (DL) algorithms require high quality training samples as well as accurate and thorough annotations to work effectively. Up until now a limited number of datasets are available to train DL techniques for semantic segmentation of 3D building ...
Y. Cao, M. Scaioni
doaj   +1 more source

HIGH AND LOW RESOLUTION TEXTURED MODELS OF COMPLEX ARCHITECTURAL SURFACES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
During the recent years it has become obvious that 3D technology, applied mainly with the use of terrestrial laser scanners (TLS) is the most suitable technique for the complete geometric documentation of complex objects, whether they are monuments or ...
E. K. Stathopoulou   +3 more
doaj   +1 more source

Online access and sharing of reality-based 3d models

open access: yesSCIRES-IT, 2014
The article presents an investigation on techniques and solutions for publishing reality-based 3D models online. The process starts from a dense point cloud and leads to a reduced textured 3D model accessible on the web with a browser.
Simone Minto, Fabio Remondino
doaj   +1 more source

ADVANCES IN IMAGE PRE-PROCESSING TO IMPROVE AUTOMATED 3D RECONSTRUCTION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Tools and algorithms for automated image processing and 3D reconstruction purposes have become more and more available, giving the possibility to process any dataset of unoriented and markerless images.
A. Ballabeni   +3 more
doaj   +1 more source

Optimization of 3D Immunofluorescence Analysis and Visualization Using IMARIS and MeshLab

open access: yesCells, 2023
The precision of colocalization analysis is enhanced by 3D and is potentially more accurate than 2D. Even though 3D improves the visualization of colocalization analysis, rendering a colocalization model may generate a model with numerous polygons.
Zulzikry Hafiz Abu Bakar   +5 more
doaj   +1 more source

PRACTICAL ASPECTS OF LEARNING POLYGONAL 3D MODELING

open access: yesAcademic Notes Series Pedagogical Science, 2023
An article describes the practical aspects of studying polygonal modeling. To substantiate the topic's relevance, the author points out the importance of modernization in the education sphere. In particular, the using three-dimensional graphics and virtual and augmented reality technologies are one of the significant trends of today.
openaire   +1 more source

City3D: Large-Scale Building Reconstruction from Airborne LiDAR Point Clouds

open access: yesRemote Sensing, 2022
We present a fully automatic approach for reconstructing compact 3D building models from large-scale airborne point clouds. A major challenge of urban reconstruction from airborne LiDAR point clouds lies in that the vertical walls are typically missing ...
Jin Huang   +3 more
doaj   +1 more source

IMAGE-BASED AIRBORNE LiDAR POINT CLOUD ENCODING FOR 3D BUILDING MODEL RETRIEVAL [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
With the development of Web 2.0 and cyber city modeling, an increasing number of 3D models have been available on web-based model-sharing platforms with many applications such as navigation, urban planning, and virtual reality.
Y.-C. Chen, C.-H. Lin
doaj   +1 more source

The Implementation of the Digital watermarking for 3D Polygonal Model

open access: yesThe KIPS Transactions:PartD, 2002
This paper discusses techniques for embedding data into 3D polygonal models of geometry. Much researches of Watermarking had been gone as element technology of DRM (digital rights management). But, few research had gone to 3D polygonal model. Most research is limited at text document, 2D image, animation, music etc.
Sun-Hyung Kim   +3 more
openaire   +2 more sources

Incorporating Topological Representation in 3D City Models

open access: yesISPRS International Journal of Geo-Information, 2019
3D city models are being extensively used in applications such as evacuation scenarios and energy consumption estimation. The main standard for 3D city models is the CityGML data model which can be encoded through the CityJSON data format.
Stelios Vitalis   +2 more
doaj   +1 more source

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