Search Results for author: Stefan Leyk

Found 5 papers, 2 papers with code

MTBF-33: A multi-temporal building footprint dataset for 33 counties in the United States (1900-2015)

no code implementations21 Mar 2022 Johannes H. Uhl, Stefan Leyk

We conducted a non-exhaustive search of open and publicly available data resources from administrative institutions in the United States and gathered, integrated, and harmonized cadastral parcel data, tax assessment data, and building footprint data for 33 counties, wherever building footprint geometries and building construction year information was available.

Image Classification

Towards the automated large-scale reconstruction of past road networks from historical maps

1 code implementation10 Feb 2022 Johannes H. Uhl, Stefan Leyk, Yao-Yi Chiang, Craig A. Knoblock

Transportation infrastructure, such as road or railroad networks, represent a fundamental component of our civilization.

Decision Making

Guided Generative Models using Weak Supervision for Detecting Object Spatial Arrangement in Overhead Images

no code implementations10 Dec 2021 Weiwei Duan, Yao-Yi Chiang, Stefan Leyk, Johannes H. Uhl, Craig A. Knoblock

Recent semi-supervised clustering approaches can reduce manual labeling but still require annotations for all object categories in the image.

Decoder object-detection +1

A Label Correction Algorithm Using Prior Information for Automatic and Accurate Geospatial Object Recognition

no code implementations10 Dec 2021 Weiwei Duan, Yao-Yi Chiang, Stefan Leyk, Johannes H. Uhl, Craig A. Knoblock

Thousands of scanned historical topographic maps contain valuable information covering long periods of time, such as how the hydrography of a region has changed over time.

Object Recognition

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