Latest Posts

Xavi Bou’s photographs reveal flight paths of birds – in pictures – The Guardian


The Guardian

Xavi Bou’s photographs reveal flight paths of birds – in pictures
The Guardian
The Spanish photographer Xavi Bou digitally combines sequential pictures of birds to create a single image, or chronophotograph, that reveals the shapes of their flight paths against Catalonian skies. His work shows the variety and beauty to be found

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The Bartlett’s Director of Architecture, Bob Sheil, Pushes for Evolving Research in Academia – Archinect


Archinect

The Bartlett’s Director of Architecture, Bob Sheil, Pushes for Evolving Research in Academia
Archinect
On top of the School of Architecture, The Bartlett is host to 12 other schools and institutes devoted to the built environment, including the Centre for Advanced Spatial Analysis, School of Construction and Project Management, Development of Planning

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The Bartlett’s Director of Architecture, Bob Sheil, Pushes for Evolving Research in Academia – Archinect


Archinect

The Bartlett’s Director of Architecture, Bob Sheil, Pushes for Evolving Research in Academia
Archinect
On top of the School of Architecture, The Bartlett is host to five other schools devoted to the built environment, including the Centre for Advanced Spatial Analysis, School of Construction and Project Management, Development of Planning Unit, School

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7 Deadly Sins of (Academic) Data Visualisation

I was recently asked to deliver a days training on scientific data visualisation. I spent a while scanning through papers to pull out what I see as the “7 deadly sins” of academic data visualisation (there are probably many more) . These sins are rooted in a lack of time and training, an underestimation of the importance […]

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Mapping (historic) tracks in ggplot2

This tutorial was first published in “Geocomputation a Practical Primer“. Here is a more complex example showing how to produce a map of 18th Century Shipping flows. The data have been obtained from the CLIWOC project and they represent a sample of digitised ships’ logs from the 18th Century. We are using a very small […]

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Sorry, minister, but grandparents aren’t going to solve the housing crisis for you – CityMetric


CityMetric

Sorry, minister, but grandparents aren’t going to solve the housing crisis for you
CityMetric
It reminds me of this piece of work, by James Cheshire and Oliver O’Brien – two researchers at UCL’s Centre for Advanced Spatial Analysis – which plots life expectancy by tube station. The shading shows reflects deprivation in individual areas:.

and more »

Continue reading »

Random metro map of the week: Variable life expectancy in Greater Manchester – CityMetric


CityMetric

Random metro map of the week: Variable life expectancy in Greater Manchester
CityMetric
However in Rochdale life expectancy for men is estimated to be 65.7 years compared to 74.3 years for women – a difference of 8.6 years. It’s a pretty striking illustration of how deprivation can vary within a single city. It reminds me of this piece of

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Random metro map of the week: Variable life expectancy in Greater Manchester – CityMetric


CityMetric

Random metro map of the week: Variable life expectancy in Greater Manchester
CityMetric
It reminds me of this piece of work, by James Cheshire and Oliver O’Brien – two researchers at UCL’s Centre for Advanced Spatial Analysis – which plots life expectancy by tube station. The shading shows reflects deprivation in individual areas:.

and more »

Continue reading »

New Paper: User-Generated Big Data and Urban Morphology

Continuing our work with crowdsourcing and geosocial analysis we recently had a paper published in a special issue of the  Built Environment journal entitled “User-Generated Big Data and Urban Morphology.”
The theme of the special issue is: “Big Data and the City” which was guest edited by Mike Batty and includes 12 papers.  To quote from the website

“This cutting edge special issue responds to the latest digital revolution, setting out the state of the art of the new technologies around so-called Big Data, critically examining the hyperbole surrounding smartness and other claims, and relating it to age-old urban challenges. Big data is everywhere, largely generated by automated systems operating in real time that potentially tell us how cities are performing and changing. A product of the smart city, it is providing us with novel data sets that suggest ways in which we might plan better, and design more sustainable environments. The articles in this issue tell us how scientists and planners are using big data to better understand everything from new forms of mobility in transport systems to new uses of social media. Together, they reveal how visualization is fast becoming an integral part of developing a thorough understanding of our cities.”

Table of Contents

In our paper we discuss and show how crowdsourced data is leading to the emergence of alternate views of urban morphology that better capture the intricate nature of urban environments and their dynamics. Specifically how such data can provide us information pertaining to linked spaces and geosocial neighborhoods. We argue that a geosocial neighborhood is not defined by its administrative boundaries, planning zones, or physical barriers, but rather by its emergence as an organic self-organized social construct that is embedded in geographical spaces that are linked by human activity. Below is the abstract of the paper and some of the figures we have in it which showcase our work.

“Traditionally urban morphology has been the study of cities as human habitats through the analysis of their tangible, physical artefacts. Such artefacts are outcomes of complex social and economic forces, and their study is primarily driven by traditional modes of data collection (e.g. based on censuses, physical surveys, and mapping). The emergence of Web 2.0 and through its applications, platforms and mechanisms that foster user-generated contributions to be made, disseminated, and debated in cyberspace, is providing a new lens in the study of urban morphology. In this paper, we showcase ways in which user-generated ‘big data’ can be harvested and analyzed to generate snapshots and impressionistic views of the urban landscape in physical terms. We discuss and support through representative examples the potential of such analysis in revealing how urban spaces are perceived by the general public, establishing links between tangible artefacts and cyber-social elements. These links may be in the form of references to, observations about, or events that enrich and move beyond the traditional physical characteristics of various locations. This leads to the emergence of alternate views of urban morphology that better capture the intricate nature of urban environments and their dynamics.”

Keywords: Urban Morphology, Social Media, GeoSocial, Cities, Big Data.

City Infoscapes – Fusing Data from Physical (L1, L2), Social, Perceptual (L3) Spaces to Derive Place Abstractions (L4) for Different Locations (N1, N2).
Recreational Hotspots Composed of “Locals” and “Tourists” with Perceived Artifacts Indicating “Use” and “Need”. (A) High Line Park (B) Madison Square Garden.



Moving from Spatial Neighborhoods to Geosocial Neighborhoods via Links.

The Emergence of Geosocial Neighborhoods after the in the
Aftermath of the 2013 Boston Marathon Bombing

Full  Reference: 

Crooks, A.T., Croitoru, A., Jenkins, A., Mahabir, R., Agouris, P. and Stefanidis A. (2016). “User-Generated Big Data and Urban Morphology,”  Built Environment, 42 (3): 396-414. (pdf)

Continue reading »

New Paper: User-Generated Big Data and Urban Morphology

Continuing our work with crowdsourcing and geosocial analysis we recently had a paper published in a special issue of the  Built Environment journal entitled “User-Generated Big Data and Urban Morphology.”
The theme of the special issue is: “Big Data and the City” which was guest edited by Mike Batty and includes 12 papers.  To quote from the website

“This cutting edge special issue responds to the latest digital revolution, setting out the state of the art of the new technologies around so-called Big Data, critically examining the hyperbole surrounding smartness and other claims, and relating it to age-old urban challenges. Big data is everywhere, largely generated by automated systems operating in real time that potentially tell us how cities are performing and changing. A product of the smart city, it is providing us with novel data sets that suggest ways in which we might plan better, and design more sustainable environments. The articles in this issue tell us how scientists and planners are using big data to better understand everything from new forms of mobility in transport systems to new uses of social media. Together, they reveal how visualization is fast becoming an integral part of developing a thorough understanding of our cities.”

Table of Contents

In our paper we discuss and show how crowdsourced data is leading to the emergence of alternate views of urban morphology that better capture the intricate nature of urban environments and their dynamics. Specifically how such data can provide us information pertaining to linked spaces and geosocial neighborhoods. We argue that a geosocial neighborhood is not defined by its administrative boundaries, planning zones, or physical barriers, but rather by its emergence as an organic self-organized social construct that is embedded in geographical spaces that are linked by human activity. Below is the abstract of the paper and some of the figures we have in it which showcase our work.

“Traditionally urban morphology has been the study of cities as human habitats through the analysis of their tangible, physical artefacts. Such artefacts are outcomes of complex social and economic forces, and their study is primarily driven by traditional modes of data collection (e.g. based on censuses, physical surveys, and mapping). The emergence of Web 2.0 and through its applications, platforms and mechanisms that foster user-generated contributions to be made, disseminated, and debated in cyberspace, is providing a new lens in the study of urban morphology. In this paper, we showcase ways in which user-generated ‘big data’ can be harvested and analyzed to generate snapshots and impressionistic views of the urban landscape in physical terms. We discuss and support through representative examples the potential of such analysis in revealing how urban spaces are perceived by the general public, establishing links between tangible artefacts and cyber-social elements. These links may be in the form of references to, observations about, or events that enrich and move beyond the traditional physical characteristics of various locations. This leads to the emergence of alternate views of urban morphology that better capture the intricate nature of urban environments and their dynamics.”

Keywords: Urban Morphology, Social Media, GeoSocial, Cities, Big Data.

City Infoscapes – Fusing Data from Physical (L1, L2), Social, Perceptual (L3) Spaces to Derive Place Abstractions (L4) for Different Locations (N1, N2).
Recreational Hotspots Composed of “Locals” and “Tourists” with Perceived Artifacts Indicating “Use” and “Need”. (A) High Line Park (B) Madison Square Garden.



Moving from Spatial Neighborhoods to Geosocial Neighborhoods via Links.

The Emergence of Geosocial Neighborhoods after the in the
Aftermath of the 2013 Boston Marathon Bombing

Full  Reference: 

Crooks, A.T., Croitoru, A., Jenkins, A., Mahabir, R., Agouris, P. and Stefanidis A. (2016). “User-Generated Big Data and Urban Morphology,”  Built Environment, 42 (3): 396-414. (pdf)

Continue reading »

Has GIScience Lost its Interdisciplinary Mojo?

The GIScience conference is being held every two years since 2000, and it is one of the main conferences in the field of Geographic Information Science (GIScience). It is a special honour to be invited to give a keynote talk, and so I was (naturally) very pleased to get an invitation to deliver such a talk … Continue reading Has GIScience Lost its Interdisciplinary Mojo?

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Mapping at the Edge – the BCS/SoC Conference 2016

The British Cartography Society and Society of Cartographers* once again combined their two annual conferences together, for a two-day meet in Cheltenham in early September. After last year’s win for the DataShine website, I was there in a more passive capability, although my colleague Dr Cheshire, who collected a trio of prizes last year, presented … Continue reading Mapping at the Edge – the BCS/SoC Conference 2016

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London Boroughs Typographical Map

Typographical maps (maps made up of words representing each area, which form the map themselves) are a favourite of Mapping London and we featured a lovely example earlier this year. It is a lovely print but it had one problem – it only featured the central area of London. Lots of interesting places in Zone […]

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This chart shows how badly Britain’s major cities are underperforming economically – CityMetric


CityMetric

This chart shows how badly Britain’s major cities are underperforming economically
CityMetric
It reminds me of this piece of work, by James Cheshire and Oliver O’Brien – two researchers at UCL’s Centre for Advanced Spatial Analysis – which plots life expectancy by tube station. The shading shows reflects deprivation in individual areas:.

and more »

Continue reading »

Here’s how we can translate London’s housing benefit bill into affordable housing – CityMetric


CityMetric

Here’s how we can translate London’s housing benefit bill into affordable housing
CityMetric
It reminds me of this piece of work, by James Cheshire and Oliver O’Brien – two researchers at UCL’s Centre for Advanced Spatial Analysis – which plots life expectancy by tube station. The shading shows reflects deprivation in individual areas:.

and more »

Continue reading »

How did New York City become the centre of the western art world? – CityMetric


CityMetric

How did New York City become the centre of the western art world?
CityMetric
It reminds me of this piece of work, by James Cheshire and Oliver O’Brien – two researchers at UCL’s Centre for Advanced Spatial Analysis – which plots life expectancy by tube station. The shading shows reflects deprivation in individual areas:.

and more »

Continue reading »

Podcast: Before the flood – on climate change and rising sea-levels – CityMetric


CityMetric

Podcast: Before the flood – on climate change and rising sea-levels
CityMetric
It reminds me of this piece of work, by James Cheshire and Oliver O’Brien – two researchers at UCL’s Centre for Advanced Spatial Analysis – which plots life expectancy by tube station. The shading shows reflects deprivation in individual areas:.

and more »

Continue reading »

The study of slums as social and physical constructs: challenges and emerging research opportunities

Conceptual model for integrating social
and physical constructs to monitor,
analyze and model slums.

Continuing our research on slums, we have just had a paper published in the journal Regional Studies, Regional Science entitled “The Study of Slums as Social and Physical Constructs: Challenges and Emerging Research Opportunities“. In this open access publication we review past lines of research with respect to studying slums which often focus on one of three constructs: (1) exploring the socio-economic and policy issues; (2) exploring the physical characteristics; and, lastly, (3) those modelling slums. We argue that while such lines of inquiry have proved invaluable with respect to studying slums, there is a need for  a  more  holistic  approach  for  studying  slums  to truly understand  them at the local, national and regional scales. Below you can read the abstract of our paper:

“Over 1 billion people currently live in slums, with the number of slum dwellers only expected to grow in the coming decades. The vast majority of slums are located in and around urban centres in the less economically developed countries, which are also experiencing greater rates of urbanization compared with more developed countries. This rapid rate of urbanization is cause for significant concern given that many of these countries often lack the ability to provide the infrastructure (e.g., roads and affordable housing) and basic services (e.g., water and sanitation) to provide adequately for the increasing influx of people into cities. While research on slums has been ongoing, such work has mainly focused on one of three constructs: exploring the socio-economic and policy issues; exploring the physical characteristics; and, lastly, those modelling slums. This paper reviews these lines of research and argues that while each is valuable, there is a need for a more holistic approach for studying slums to truly understand them. By synthesizing the social and physical constructs, this paper provides a more holistic synthesis of the problem, which can potentially lead to a deeper understanding and, consequently, better approaches for tackling the challenge of slums at the local, national and regional scales.”

Keywords: Slums; informal settlements; socio-economic; remote sensing; crowdsourced information; modelling.

Framework for studying and understanding slums.

We hope you enjoy this paper and we wound be interested in receiving any feedback.
Full Reference:

Mahabir, R., Crooks, A.T., Croitoru, A. and Agouris, P. (2016), “The Study of Slums as Social and Physical Constructs: Challenges and Emerging Research Opportunities”, Regional Studies, Regional Science, 3(1): 737-757. (pdf)

Continue reading »

The study of slums as social and physical constructs: challenges and emerging research opportunities

Conceptual model for integrating social
and physical constructs to monitor,
analyze and model slums.

Continuing our research on slums, we have just had a paper published in the journal Regional Studies, Regional Science entitled “The Study of Slums as Social and Physical Constructs: Challenges and Emerging Research Opportunities“. In this open access publication we review past lines of research with respect to studying slums which often focus on one of three constructs: (1) exploring the socio-economic and policy issues; (2) exploring the physical characteristics; and, lastly, (3) those modelling slums. We argue that while such lines of inquiry have proved invaluable with respect to studying slums, there is a need for  a  more  holistic  approach  for  studying  slums  to truly understand  them at the local, national and regional scales. Below you can read the abstract of our paper:

“Over 1 billion people currently live in slums, with the number of slum dwellers only expected to grow in the coming decades. The vast majority of slums are located in and around urban centres in the less economically developed countries, which are also experiencing greater rates of urbanization compared with more developed countries. This rapid rate of urbanization is cause for significant concern given that many of these countries often lack the ability to provide the infrastructure (e.g., roads and affordable housing) and basic services (e.g., water and sanitation) to provide adequately for the increasing influx of people into cities. While research on slums has been ongoing, such work has mainly focused on one of three constructs: exploring the socio-economic and policy issues; exploring the physical characteristics; and, lastly, those modelling slums. This paper reviews these lines of research and argues that while each is valuable, there is a need for a more holistic approach for studying slums to truly understand them. By synthesizing the social and physical constructs, this paper provides a more holistic synthesis of the problem, which can potentially lead to a deeper understanding and, consequently, better approaches for tackling the challenge of slums at the local, national and regional scales.”

Keywords: Slums; informal settlements; socio-economic; remote sensing; crowdsourced information; modelling.

Framework for studying and understanding slums.

We hope you enjoy this paper and we wound be interested in receiving any feedback.
Full Reference:

Mahabir, R., Crooks, A.T., Croitoru, A. and Agouris, P. (2016), “The Study of Slums as Social and Physical Constructs: Challenges and Emerging Research Opportunities”, Regional Studies, Regional Science, 3(1): 737-757. (pdf)

Continue reading »

The vast majority of British cities are less productive than the European average – CityMetric


CityMetric

The vast majority of British cities are less productive than the European average
CityMetric
It reminds me of this piece of work, by James Cheshire and Oliver O’Brien – two researchers at UCL’s Centre for Advanced Spatial Analysis – which plots life expectancy by tube station. The shading shows reflects deprivation in individual areas:.

and more »

Continue reading »

Understanding Cities through Individual-Level Data – Opportunities and Challenges

As it’s been a while since I last posted, I thought I’d put up something I prepared for a Royal Society Smart Cities and Transportation workshop next week. I’ve focussed on data collected at the individual-level, and the opportunities the data present for better understanding cities, and the challenges the maximisation of these resources face. There are no …
Read more

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London’s Exodus

londonexodus

Time Out London, the venerable London free magazine, have spotted that everyone in London loves maps, and so have launched a regular London Mapped feature in their City Life section & blog. This week’s map is rather interesting and not one I’ve seen before. It shows ONS 2015 data on net migration between London’s boroughs […]

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Leveraging the power of place in citizen science for effective conservation decision making – new paper

During the Citizen Science conference in 2015, a group of us, under the enthusiastic encouragement of John Gallo started talking about a paper that will discuss the power of place in citizen science. John provides a very detailed account about the way that a discussion and inspiration during the conference led to the development of … Continue reading Leveraging the power of place in citizen science for effective conservation decision making – new paper

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