Olle Järv
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View article: Do Street View Imagery and Public Participation GIS align: Comparative Analysis of Urban Attractiveness
Do Street View Imagery and Public Participation GIS align: Comparative Analysis of Urban Attractiveness Open
As digital tools increasingly shape spatial planning practices, understanding how different data sources reflect human experiences of urban environments is essential. Street View Imagery (SVI) and Public Participation GIS (PPGIS) represent…
View article: Mapping activity locations of people from social media data enriched with time-use and satellite data: the case of cross-border commuting to Luxembourg
Mapping activity locations of people from social media data enriched with time-use and satellite data: the case of cross-border commuting to Luxembourg Open
View article: Predicting Household Income with Sentinel and Street View Imagery: A Comparative Study across Amsterdam, Sydney, and New York
Predicting Household Income with Sentinel and Street View Imagery: A Comparative Study across Amsterdam, Sydney, and New York Open
View article: Using gamification to engage citizens in micro-mobility data sharing
Using gamification to engage citizens in micro-mobility data sharing Open
The European Strategy for Data aims to create a unified environment for accessing, sharing, and reusing data across sectors, institutions, and individuals, with a focus on areas like mobility and smart cities. While significant progress ha…
View article: Spatial Integration or Isolation? Capturing the Rhythms of Daily Lives Across Neighbourhoods in Helsinki Using Mobile Phone Data
Spatial Integration or Isolation? Capturing the Rhythms of Daily Lives Across Neighbourhoods in Helsinki Using Mobile Phone Data Open
People's exposure to various social and spatial contexts over time leads to patterns of spatial integration and segregation. While the study of spatial integration has predominantly focused on the location and context of residential neighb…
View article: Mobility of Erasmus+ students in Europe: Geolocated individual and aggregate mobility flows from 2014 to 2022
Mobility of Erasmus+ students in Europe: Geolocated individual and aggregate mobility flows from 2014 to 2022 Open
View article: Capturing urban diversity through languages: Long‐term changes in multilingual residential neighbourhoods in the Helsinki Metropolitan Area
Capturing urban diversity through languages: Long‐term changes in multilingual residential neighbourhoods in the Helsinki Metropolitan Area Open
Contemporary cities are becoming highly diverse on an unprecedented scale due to accelerating urbanization, international migration and mobility. Research on urban diversity commonly focuses on ethnicities and countries of origin, disregar…
View article: Segregation and the pandemic: The dynamics of daytime social diversity during COVID-19 in Greater Stockholm
Segregation and the pandemic: The dynamics of daytime social diversity during COVID-19 in Greater Stockholm Open
View article: DigitalGeographyLab/tweetsearcher: v0.3
DigitalGeographyLab/tweetsearcher: v0.3 Open
This version might be dead-in-the-water, as Twitter is likely closing the Academic Research product track for their API. However, these scripts might be useful for some paid-tier customers, for posterity, and in the unlikely case that Acad…
View article: New avenues for second home tourism research using big data: prospects and challenges
New avenues for second home tourism research using big data: prospects and challenges Open
The phenomenon of owning and visiting a second home is broadening beyond tourism due to the increase in remote working and multi-local living - people living in multiple residences. To understand people, places, and mobility linked to seco…
View article: Revealing mobilities of people to understand cross-border regions: insights from Luxembourg using social media data
Revealing mobilities of people to understand cross-border regions: insights from Luxembourg using social media data Open
The cross-border practices of people beyond migration and tourism are often overlooked. However, the increase of frequent social interactions and mobilities of people crossing country borders for work, shopping, services and leisure contri…
View article: Mapping urban linguistic diversity with social media and population register data
Mapping urban linguistic diversity with social media and population register data Open
Globalization, urbanization and international mobility have led to increasingly diverse urban populations. Compared to traditional traits for measuring urban diversity, such as ethnicity and country of origin, the role of language remains …
View article: The effect of COVID-19 on cross-border mobilities of people and functional border regions: the Nordic case study from Twitter data
The effect of COVID-19 on cross-border mobilities of people and functional border regions: the Nordic case study from Twitter data Open
Mobility is a global megatrend in our contemporary world as people are constantly crossing nation-state borders for migration, tourism, work and due to mobile transnational lives. Cross-border practices contribute to (re)produce functional…
View article: Activity Spaces and Big Data Sources in Segregation Research: A Methodological Review
Activity Spaces and Big Data Sources in Segregation Research: A Methodological Review Open
The activity space approach is increasingly mobilized in spatial segregation research to broaden its scope from residential neighborhoods to other socio-spatial contexts of people. Activity space segregation research is an emerging field, …
View article: Detecting country of residence from social media data: a comparison of methods
Detecting country of residence from social media data: a comparison of methods Open
Identifying users’ place of residence is an important step in many social media analysis workflows. Various techniques for detecting home locations from social media data have been proposed, but their reliability has rarely been validated …
View article: A 24-hour population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland
A 24-hour population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland Open
View article: A 24-hour dynamic population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland
A 24-hour dynamic population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland Open
Related article: Bergroth, C., Järv, O., Tenkanen, H., Manninen, M., Toivonen, T., 2022. A 24-hour population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland. Scientific Data
View article: A 24-hour dynamic population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland
A 24-hour dynamic population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland Open
Related article: Bergroth, C., Järv, O., Tenkanen, H., Manninen, M., Toivonen, T., 2022. A 24-hour population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland. Scientific Data
View article: A 24-hour dynamic population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland
A 24-hour dynamic population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland Open
Related article: Bergroth, C., Järv, O., Tenkanen, H., Manninen, M., Toivonen, T., 2022. A 24-hour population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland. Scientific Data
View article: A 24-hour dynamic population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland
A 24-hour dynamic population distribution dataset based on mobile phone data from Helsinki Metropolitan Area, Finland Open
In this dataset, we present temporally dynamic population distribution data from the Helsinki Metropolitan Area, Finland, at the level of 250 m by 250 m statistical grid cells. Three hourly population distribution datasets are provided for…
View article: Escaping from Cities during the COVID-19 Crisis: Using Mobile Phone Data to Trace Mobility in Finland
Escaping from Cities during the COVID-19 Crisis: Using Mobile Phone Data to Trace Mobility in Finland Open
The coronavirus disease 2019 (COVID-19) crisis resulted in unprecedented changes in the spatial mobility of people across societies due to the restrictions imposed. This also resulted in unexpected mobility and population dynamics that cre…
View article: The impact of COVID-19 on daily lives of transnational people based on smartphone data: Estonians in Finland
The impact of COVID-19 on daily lives of transnational people based on smartphone data: Estonians in Finland Open
Global crises such as the COVID-19 pandemic affect both the functioning of our societies and the daily lives of people. Yet the impact of the crisis and its mitigation measures have exerted disproportionate influence on different populatio…
View article: Pako kaupungeista maalle
Pako kaupungeista maalle Open
View article: Using Twitter data to evaluate tourism in Finland – A comparison with official statistics
Using Twitter data to evaluate tourism in Finland – A comparison with official statistics Open
View article: Mapping the languages of Twitter in Finland:
Mapping the languages of Twitter in Finland: Open
Twitter is a popular social media platform for scholarly research, because the user-generated content on the platform can also include geographic and temporal information. We collect a corpus of 38 million Twitter messages with two million…
View article: The Link Between Ethnic Segregation and Socio‐Economic Status: An Activity Space Approach
The Link Between Ethnic Segregation and Socio‐Economic Status: An Activity Space Approach Open
The extent to which ethnic segregation results from differences in socio‐economic factors remains a seminal topic of debate. The growing literature demonstrating the multifaceted phenomenon of segregation urges more focus on individuals’ s…
View article: COVID-19 is spatial: Ensuring that mobile Big Data is used for social good
COVID-19 is spatial: Ensuring that mobile Big Data is used for social good Open
The mobility restrictions related to COVID-19 pandemic have resulted in the biggest disruption to individual mobilities in modern times. The crisis is clearly spatial in nature, and examining the geographical aspect is important in underst…
View article: Understanding the use of urban green spaces from user-generated geographic information
Understanding the use of urban green spaces from user-generated geographic information Open
View article: Mobiiltelefonid ühiskonna aegruumilises analüüsis
Mobiiltelefonid ühiskonna aegruumilises analüüsis Open
View article: Social media data for conservation science: A methodological overview
Social media data for conservation science: A methodological overview Open
Improved understanding of human-nature interactions is crucial to conservation science and practice, but collecting relevant data remains challenging. Recently, social media have become an increasingly important source of information on hu…