[HTML][HTML] Sensitivity of measuring the urban form and greenery using street-level imagery: A comparative study of approaches and visual perspectives
Abstract Street View Imagery (SVI) is crucial in estimating indicators such as Sky View Factor
(SVF) and Green View Index (GVI), but (1) approaches and terminology differ across fields …
(SVF) and Green View Index (GVI), but (1) approaches and terminology differ across fields …
[HTML][HTML] Applications for Semantic 3D Streetspace Models and Their Requirements—A Review and Look at the Road Ahead
In addition to geometric accuracy, topological information, appearance and georeferenced
data, semantic capabilities are key strengths of digital 3D city models. This provides the …
data, semantic capabilities are key strengths of digital 3D city models. This provides the …
Scan2LoD3: Reconstructing semantic 3D building models at LoD3 using ray casting and Bayesian networks
Reconstructing semantic 3D building models at the level of detail (LoD) 3 is a long-standing
challenge. Unlike mesh-based models, they require watertight geometry and object-wise …
challenge. Unlike mesh-based models, they require watertight geometry and object-wise …
Combining visibility analysis and deep learning for refinement of semantic 3D building models by conflict classification
Semantic 3D building models are widely available and used in numerous applications. Such
3D building models display rich semantics but no fa\c {c} ade openings, chiefly owing to their …
3D building models display rich semantics but no fa\c {c} ade openings, chiefly owing to their …
[HTML][HTML] From aerial LiDAR point clouds to multiscale urban representation levels by a parametric resampling
Urban simulations that involve disaster prevention, urban design, and assisted navigation
heavily rely on urban geometric models. While large urban areas need a lot of time to be …
heavily rely on urban geometric models. While large urban areas need a lot of time to be …
MLS2LoD3: Refining low LoDs building models with MLS point clouds to reconstruct semantic LoD3 building models
Although highly-detailed LoD3 building models reveal great potential in various
applications, they have yet to be available. The primary challenges in creating such models …
applications, they have yet to be available. The primary challenges in creating such models …
[HTML][HTML] Gap completion in point cloud scene occluded by vehicles using SGC-Net
Recent advances in mobile mapping systems have greatly enhanced the efficiency and
convenience of acquiring urban 3D data. These systems utilize LiDAR sensors mounted on …
convenience of acquiring urban 3D data. These systems utilize LiDAR sensors mounted on …
[HTML][HTML] Enhancing visual localization with only imperfect 3D models: A new perspective through neural rendering iterations
S Liu, Z Zheng, X Guo, Z Wen, Y Zhuang, Y Li - International Journal of …, 2024 - Elsevier
Visual localization, a camera pose estimation problem, is a core component of indoor
navigation applications. Visual localization methods based on image feature databases or …
navigation applications. Visual localization methods based on image feature databases or …
Geometric edge convolution for rigid transformation invariant features in 3D point clouds
Extracting rigid transformation invariant features is still a challenge on 3D point clouds
because rigid transformation changes the point coordinates, and relying on the point …
because rigid transformation changes the point coordinates, and relying on the point …
3D Modeling of Façade Elements Using Multi-View Images from Mobile Scanning Systems
A Salehitangrizi, S Jabari, M Sheng… - Canadian Journal of …, 2024 - Taylor & Francis
There is a growing demand for detailed building façade models (Level-of-Detail 3: LoD 3) in
a variety of applications. Despite the increasing number of papers addressing this issue in …
a variety of applications. Despite the increasing number of papers addressing this issue in …