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Olle Järv
Olle Järv
Academy Research Fellow @ Digital Geography Lab, University of Helsinki
Email confirmado em helsinki.fi - Página inicial
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Using mobile positioning data to model locations meaningful to users of mobile phones
R Ahas, S Silm, O Järv, E Saluveer, M Tiru
Journal of Urban Technology 17 (1), 3-27, 2010
5032010
Social media data for conservation science: A methodological overview
T Toivonen, V Heikinheimo, C Fink, A Hausmann, T Hiippala, O Järv, ...
Biological Conservation 233, 298-315, 2019
4892019
Understanding monthly variability in human activity spaces: A twelve-month study using mobile phone call detail records
O Järv, R Ahas, F Witlox
Transportation Research Part C: Emerging Technologies 38, 122-135, 2014
3092014
Understanding the use of urban green spaces from user-generated geographic information
V Heikinheimo, H Tenkanen, C Bergroth, O Järv, T Hiippala, T Toivonen
Landscape and Urban Planning 201, 103845, 2020
2402020
Ethnic differences in activity spaces as a characteristic of segregation: A study based on mobile phone usage in Tallinn, Estonia
O Järv, K Müürisepp, R Ahas, B Derudder, F Witlox
Urban Studies 52 (14), 2680-2698, 2015
1712015
Dynamic cities: Location-based accessibility modelling as a function of time
O Järv, H Tenkanen, M Salonen, R Ahas, T Toivonen
Applied Geography 95, 101-110, 2018
1692018
Mobile phones in a traffic flow: a geographical perspective to evening rush hour traffic analysis using call detail records
O Järv, R Ahas, E Saluveer, B Derudder, F Witlox
PLoS One 7 (11), e49171, 2012
1242012
Escaping from Cities during the COVID-19 Crisis: Using Mobile Phone Data to Trace Mobility in Finland
E Willberg, O Järv, T Väisänen, T Toivonen
ISPRS International Journal of Geo-Information 10 (2), 103, 2021
1102021
COVID-19 is spatial: Ensuring that mobile Big Data is used for social good
A Poom, O Järv, M Zook, T Toivonen
Big Data & Society 7 (2), 2053951720952088, 2020
922020
Health research needs more comprehensive accessibility measures: integrating time and transport modes from open data
H Tenkanen, P Saarsalmi, O Järv, M Salonen, T Toivonen
International journal of health geographics 15 (1), 1-12, 2016
832016
Enhancing spatial accuracy of mobile phone data using multi-temporal dasymetric interpolation
O Järv, H Tenkanen, T Toivonen
International Journal of Geographical Information Science 31 (8), 1630-1651, 2017
742017
Modelling home and work locations of populations using passive mobile positioning data
R Ahas, S Silm, E Saluveer, O Järv
Location Based Services and TeleCartography II: From sensor fusion to …, 2009
692009
The Link Between Ethnic Segregation and Socio‐Economic Status: An Activity Space Approach
O Järv, A Masso, S Silm, R Ahas
Tijdschrift voor economische en sociale geografie 112 (3), 319-335, 2021
402021
The impact of COVID-19 on daily lives of transnational people based on smartphone data: Estonians in Finland
O Järv, A Tominga, K Müürisepp, S Silm
Journal of Location Based Services 15 (3), 169-197, 2021
372021
A 24-hour population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland
C Bergroth, O Järv, H Tenkanen, M Manninen, T Toivonen
Scientific data 9 (1), 39, 2022
362022
Tracing human mobilities through mobile phones
S Silm, O Järv, A Masso
Handbook of Research Methods and Applications for Mobilities, 182-192, 2020
242020
The effect of COVID-19 on cross-border mobilities of people and functional border regions: the Nordic case study from Twitter data
H Wallin Aagesen, O Järv, P Gerber
Geografiska Annaler: Series B, Human Geography 105 (4), 356-378, 2023
232023
Mapping urban linguistic diversity with social media and population register data
T Väisänen, O Järv, T Toivonen, T Hiippala
Computers, Environment and Urban Systems 97, 101857, 2022
222022
Activity spaces and big data sources in segregation research: A methodological review
K Müürisepp, O Järv, T Tammaru, T Toivonen
Frontiers in Sustainable Cities 4 (861640), 16, 2022
222022
Detecting country of residence from social media data: a comparison of methods
V Heikinheimo, O Järv, H Tenkanen, T Hiippala, T Toivonen
International Journal of Geographical Information Science 36 (10), 1931-1952, 2022
182022
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