The canary in the city : indicator groups as predictors of local rent increases

As cities grow, certain neighborhoods experience a particularly high demand for housing, resulting in escalating rents. Despite far-reaching socioeconomic consequences, it remains difficult to predict when and where urban neighborhoods will face such changes. To tackle this challenge, we adapt the c...

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Main Authors: Poorthuis, Ate, Lee, Bu-Sung, Schläpfer, Markus, Steentoft, Aike Alexander
Other Authors: School of Computer Science and Engineering
Format: Journal Article
Language:English
Published: 2018
Subjects:
Online Access:https://hdl.handle.net/10356/87802
http://hdl.handle.net/10220/45545
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author Poorthuis, Ate
Lee, Bu-Sung
Schläpfer, Markus
Steentoft, Aike Alexander
author2 School of Computer Science and Engineering
author_facet School of Computer Science and Engineering
Poorthuis, Ate
Lee, Bu-Sung
Schläpfer, Markus
Steentoft, Aike Alexander
author_sort Poorthuis, Ate
collection NTU
description As cities grow, certain neighborhoods experience a particularly high demand for housing, resulting in escalating rents. Despite far-reaching socioeconomic consequences, it remains difficult to predict when and where urban neighborhoods will face such changes. To tackle this challenge, we adapt the concept of ‘bioindicators’, borrowed from ecology, to the urban context. The objective is to use an ‘indicator group’ of people to assess the quality of a complex environment and its changes over time. Specifically, we analyze 92 million geolocated Twitter records across five US cities, allowing us to derive socio-economic user profiles based on individual movement patterns. As a proof-of-concept, we define users with a ‘high-income-profile’ as an indicator group and show that their visitation patterns are a suitable indicator for expected future rent increases in different neighborhoods. The concept of indicator groups highlights the potential of closely monitoring only a specific subset of the population, rather than the population as a whole. If the indicator group is defined appropriately for the phenomenon of interest, this approach can yield early predictions while simultaneously reducing the amount of data that needs to be collected and analyzed.
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spelling ntu-10356/878022020-03-07T11:48:59Z The canary in the city : indicator groups as predictors of local rent increases Poorthuis, Ate Lee, Bu-Sung Schläpfer, Markus Steentoft, Aike Alexander School of Computer Science and Engineering Indicator Group Social Sensing As cities grow, certain neighborhoods experience a particularly high demand for housing, resulting in escalating rents. Despite far-reaching socioeconomic consequences, it remains difficult to predict when and where urban neighborhoods will face such changes. To tackle this challenge, we adapt the concept of ‘bioindicators’, borrowed from ecology, to the urban context. The objective is to use an ‘indicator group’ of people to assess the quality of a complex environment and its changes over time. Specifically, we analyze 92 million geolocated Twitter records across five US cities, allowing us to derive socio-economic user profiles based on individual movement patterns. As a proof-of-concept, we define users with a ‘high-income-profile’ as an indicator group and show that their visitation patterns are a suitable indicator for expected future rent increases in different neighborhoods. The concept of indicator groups highlights the potential of closely monitoring only a specific subset of the population, rather than the population as a whole. If the indicator group is defined appropriately for the phenomenon of interest, this approach can yield early predictions while simultaneously reducing the amount of data that needs to be collected and analyzed. NRF (Natl Research Foundation, S’pore) Published version 2018-08-08T04:08:24Z 2019-12-06T16:49:46Z 2018-08-08T04:08:24Z 2019-12-06T16:49:46Z 2018 Journal Article Steentoft, A. A., Poorthuis, A., Lee, B.-S., & Schläpfer, M. (2018). The canary in the city : indicator groups as predictors of local rent increases. EPJ Data Science, 7(1), 21-. 2193-1127 https://hdl.handle.net/10356/87802 http://hdl.handle.net/10220/45545 10.1140/epjds/s13688-018-0151-y en EPJ Data Science © 2018 The Author(s). This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. 15 p. application/pdf
spellingShingle Indicator Group
Social Sensing
Poorthuis, Ate
Lee, Bu-Sung
Schläpfer, Markus
Steentoft, Aike Alexander
The canary in the city : indicator groups as predictors of local rent increases
title The canary in the city : indicator groups as predictors of local rent increases
title_full The canary in the city : indicator groups as predictors of local rent increases
title_fullStr The canary in the city : indicator groups as predictors of local rent increases
title_full_unstemmed The canary in the city : indicator groups as predictors of local rent increases
title_short The canary in the city : indicator groups as predictors of local rent increases
title_sort canary in the city indicator groups as predictors of local rent increases
topic Indicator Group
Social Sensing
url https://hdl.handle.net/10356/87802
http://hdl.handle.net/10220/45545
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