A deep learning approach for polyline and building simplification based on graph autoencoder with flexible constraints

X Yan, M Yang - Cartography and Geographic Information Science, 2024 - Taylor & Francis
Polyline and building simplification remain challenging in cartography. Most proposed
algorithms are geometric-based and rely on specific rules. In this study, we propose a deep …

[HTML][HTML] Complex buildings orientation recognition and description based on vector reconstruction

W Ma, B Wang, C Liu, Q Li, C Yang, J Pan… - International Journal of …, 2023 - Elsevier
Building orientation recognition is a fundamental component of cartographic applications
such as map regularization and map generalization. Most current methods effectively …

Keeping walls straight: data model and training set size matter for deep learning in building generalization

C Fu, Z Zhou, Y Feng, R Weibel - Cartography and Geographic …, 2024 - Taylor & Francis
Deep learning-backed models have shown their potential of conducting map generalization
tasks. However, pioneering studies for raster-based building generalization encountered a …

Linear building pattern recognition in topographical maps combining convex polygon decomposition

Z Wei, S Ding, L Cheng, W Xu, Y Wang… - Geocarto …, 2022 - Taylor & Francis
Building patterns are crucial for urban form understanding, automated map generalization,
and 3 D city model visualization. The existing studies have recognized various building …

Pattern recognition and segmentation of administrative boundaries using a one-dimensional convolutional neural network and grid shape context descriptor

M Yang, H Huang, Y Zhang, X Yan - ISPRS International Journal of Geo …, 2022 - mdpi.com
Recognizing morphological patterns in lines and segmenting them into homogeneous
segments is critical for line generalization and other applications. Due to the excessive …

Simplification and regularization algorithm for right-angled polygon building outlines with jagged edges

L Kong, H Qian, Y Wu, X Niu, D Wang… - … International Journal of …, 2023 - mdpi.com
Building outlines are important for emergency response, urban planning, and change
analysis and can be quickly extracted from remote sensing images and raster maps using …

A progressive simplification method for buildings based on structural subdivision

R Zhai, A Li, J Yin, J Du, Y Qiu - ISPRS International Journal of Geo …, 2022 - mdpi.com
Building simplification is an important research area in automatic map generalization. Up to
now, many approaches have been proposed by scholars. However, in the continuous …

Smooth Building Footprint Aggregation with Alpha Shapes

S Funke, S Storandt - International Symposium on Web and Wireless …, 2024 - Springer
We propose a method to continuously aggregate building footprints into generalized
polygons. This enables smooth zooming that preserves information about dense built-up …

From river flow to spatial flow: flow map via river flow directions assignment algorithm

Z Wei, S Ding, Y Wang, Y Zhang, W Xu - arXiv preprint arXiv:2110.09395, 2021 - arxiv.org
Flow maps are thematic maps that visualize object movements across space with a tree
layout, in which the underlying tree structure is similar to a natural river system. In this paper …