Stephan Winter

Space decomposition based on visible objects in an indoor environment

Kimia Amoozandeh, Stephan Winter, Martin Tomko

Journal article  |  2021  |  ENVIRONMENT AND PLANNING B-URBAN ANALYTICS AND CITY SCIENCE

When a person moves, the set of objects in their visual range changes. Hence, the set of objects perceived from a specific range o..

Indoor landmark selection for route communication: the influence of route-givers' social roles and receivers' familiarity with the environment

Zhiyong Zhou, Robert Weibel, Cheng Fu, Stephan Winter, Haosheng Huang

Journal article  |  2021  |  SPATIAL COGNITION AND COMPUTATION

When conveying information about routes to follow in complex environments, human route-givers adapt to route-receivers’ familiarit..

Spatial Concepts in the Conversation With a Computer

Stephan Winter, Timothy Baldwin, Martin Tomko, Jochen Renz, Werner Kuhn, Maria Vasardani

Journal article  |  2021  |  COMMUNICATIONS OF THE ACM

Conversing about places with a computer poses a range of challenges to current AI.

Exploring the viability of walk-sharing in outdoor urban spaces

Debjit Bhowmick, Stephan Winter, Mark Stevenson, Peter Vortisch

Journal article  |  2021  |  COMPUTERS ENVIRONMENT AND URBAN SYSTEMS

Pedestrians, while walking alone, feel unsafe and vulnerable in certain outdoor spaces at certain times of the day. This fear of v..

There is no way! Ternary qualitative spatial reasoning for error detection in map data

Ivan Majic, Elham Naghizade, Stephan Winter, Martin Tomko

Journal article  |  2021  |  TRANSACTIONS IN GIS

Detection and correction of errors in map data based on spatial reasoning may be used to improve their quality. However, the major..

Paths to social licence for tracking-data analytics in university research and services

Joshua P White, Simon Dennis, Martin Tomko, Jessica Bell, Stephan Winter

Journal article  |  2021  |  PLOS ONE

While tracking-data analytics can be a goldmine for institutions and companies, the inherent privacy concerns also form a legal, e..

Templates of generic geographic information for answering where-questions

Ehsan Hamzei, Stephan Winter, Martin Tomko

Journal article  |  2021  |  International Journal of Geographical Information Science

In everyday communication, where-questions are answered by place descriptions. To answer where-questions automatically, computers ..

Towards detecting, characterizing, and rating of road class errors in crowd-sourced road network databases

Johanna Guth, Sina Keller, Stefan Hinz, Stephan Winter

Journal article  |  2021  |  JOURNAL OF SPATIAL INFORMATION SCIENCE

OpenStreetMap (OSM), with its global coverage and Open Database License, has recently gained popularity. Its quality is adequate f..

Toward identifying the critical mass in spatial two-sided markets

Z Navidi, K Nagel, S Winter

Journal article  |  2020  |  Environment and Planning B: Urban Analytics and City Science

Unlike their nonspatial counterparts, spatial multi-sided platforms are matchmaking platforms with an additional layer of complexi..

A Recurrent Deep Network for Estimating the Pose of Real Indoor Images from Synthetic Image Sequences

Debaditya Acharya, Sesa Singha Roy, Kourosh Khoshelham, Stephan Winter

Journal article  |  2020  |  SENSORS

Recently, deep convolutional neural networks (CNN) have become popular for indoor visual localisation, where the networks learn to..