Rafael H. M. Pereira 🚡 Urban Demographics
@urbandemog.bsky.social
Researcher Ipea Brazil | Visiting prof @geo_uoft | PhD @TSUOxford | Structured procrastination on Cities, Urban mobility, Accessibility, Equity, Data science, R. About: www.urbandemographics.org/
O Ministerio das Cidades criou ano pasado o Prêmio Bicicleta Brasil p/ reconhecer projetos que incentivem o uso da bicicleta e a melhoria das condições de mobilidade urbana. Esse ano, o Lab de Acesso a Oportunidades do @ipeaonline recebeu o prêmio de 1o lugar na categoria Concientização🥳
November 26, 2025 at 5:36 PM
O Ministerio das Cidades criou ano pasado o Prêmio Bicicleta Brasil p/ reconhecer projetos que incentivem o uso da bicicleta e a melhoria das condições de mobilidade urbana. Esse ano, o Lab de Acesso a Oportunidades do @ipeaonline recebeu o prêmio de 1o lugar na categoria Concientização🥳
Oficina de acessibilidade espacial com #r5rstats no R hoje na #anpet2025
Material do curso aqui ipeagit.github.io/oficina_aces...
Material do curso aqui ipeagit.github.io/oficina_aces...
November 13, 2025 at 10:06 PM
Oficina de acessibilidade espacial com #r5rstats no R hoje na #anpet2025
Material do curso aqui ipeagit.github.io/oficina_aces...
Material do curso aqui ipeagit.github.io/oficina_aces...
Creating large and complex projects in #Rstats can get messy really quick. Once I've learned the advantages of using the {targets} package to orchastrate my code I never looked back. #tipoftheday Use targets! books.ropensci.org/targets/ Kudos to @ropensci.org team behind this !
October 29, 2025 at 5:49 PM
Creating large and complex projects in #Rstats can get messy really quick. Once I've learned the advantages of using the {targets} package to orchastrate my code I never looked back. #tipoftheday Use targets! books.ropensci.org/targets/ Kudos to @ropensci.org team behind this !
Temos 4 vagas para graduandos na Coordenação de Ciência de Dados do Institute for Applied Economic Research (Ipea)! São vagas para alunos de economia, estatística, ciência da computação e áreas afins.. sendo alguma reservadas para mulheres, buscando promover maior diversidade na equipe.
Info abaixo:
Info abaixo:
October 28, 2025 at 2:32 PM
Temos 4 vagas para graduandos na Coordenação de Ciência de Dados do Institute for Applied Economic Research (Ipea)! São vagas para alunos de economia, estatística, ciência da computação e áreas afins.. sendo alguma reservadas para mulheres, buscando promover maior diversidade na equipe.
Info abaixo:
Info abaixo:
A tarifa zero pode ser uma política eficaz para tirar as pessoas do automóvel privado e usarem o transporte público? A gente mostra que a resposta é não nesse estudo que saiu publicado hoje no @jeem-econ.bsky.social
Link para o estudo abaixo, segue o fio 🧵
Link para o estudo abaixo, segue o fio 🧵
October 8, 2025 at 10:34 PM
A tarifa zero pode ser uma política eficaz para tirar as pessoas do automóvel privado e usarem o transporte público? A gente mostra que a resposta é não nesse estudo que saiu publicado hoje no @jeem-econ.bsky.social
Link para o estudo abaixo, segue o fio 🧵
Link para o estudo abaixo, segue o fio 🧵
I’m grateful to be included in the list again this year. More importantly, I feel humbled to be in the company of so many scholars whose work I deeply admire and who have influenced my own thinking.
October 1, 2025 at 1:44 PM
I’m grateful to be included in the list again this year. More importantly, I feel humbled to be in the company of so many scholars whose work I deeply admire and who have influenced my own thinking.
Academic rankings are all a bit arbitrary, and we all tend to highlight the ones where we look good. With that caveat in mind, Elsevier/Stanford has published the the 2% most cited researchers in 2024
Data: elsevier.digitalcommonsdata.com/datasets/btc...
Quick search tool: topresearcherslist.com
Data: elsevier.digitalcommonsdata.com/datasets/btc...
Quick search tool: topresearcherslist.com
October 1, 2025 at 1:43 PM
Academic rankings are all a bit arbitrary, and we all tend to highlight the ones where we look good. With that caveat in mind, Elsevier/Stanford has published the the 2% most cited researchers in 2024
Data: elsevier.digitalcommonsdata.com/datasets/btc...
Quick search tool: topresearcherslist.com
Data: elsevier.digitalcommonsdata.com/datasets/btc...
Quick search tool: topresearcherslist.com
New paper alert! In a massive collaborative effort, we surveyed 1300 transport & planning practitioners from 22 countries to ask their understanding and normative views of proximity-centred accessibility. doi.org/10.1016/j.ci... To me, the most amazing results that emerged from this paper are that:
September 8, 2025 at 1:30 PM
New paper alert! In a massive collaborative effort, we surveyed 1300 transport & planning practitioners from 22 countries to ask their understanding and normative views of proximity-centred accessibility. doi.org/10.1016/j.ci... To me, the most amazing results that emerged from this paper are that:
New study using 📱geolocation data to examine the impact of major transit fare subsidies in Germany (Deutschlandticket - DT). Using a time-shifted DiD model, we assessed how DT affected travel behavior in terms of visitation volumes and trips distances across the country doi.org/10.1016/j.tr...
September 1, 2025 at 1:28 PM
New study using 📱geolocation data to examine the impact of major transit fare subsidies in Germany (Deutschlandticket - DT). Using a time-shifted DiD model, we assessed how DT affected travel behavior in terms of visitation volumes and trips distances across the country doi.org/10.1016/j.tr...
New paper where we propose the Transit Heat Exposure Index (THEI) to gauge high-fidelity heat exposure for transit riders🥵🚍 We demonstrante THEI using 1m-by-1m microclimate simulations and door-to-door transport network analysis in a case study of Miami doi.org/10.1016/j.jt...
August 13, 2025 at 1:10 PM
New paper where we propose the Transit Heat Exposure Index (THEI) to gauge high-fidelity heat exposure for transit riders🥵🚍 We demonstrante THEI using 1m-by-1m microclimate simulations and door-to-door transport network analysis in a case study of Miami doi.org/10.1016/j.jt...
Geocoding Brazilian data with {geocodebr} in #rstats
urbandemographics.org/post/geocodi...
I've finally found some time to write a few words about #geocodebr on my personal website
urbandemographics.org/post/geocodi...
I've finally found some time to write a few words about #geocodebr on my personal website
July 10, 2025 at 12:20 PM
Geocoding Brazilian data with {geocodebr} in #rstats
urbandemographics.org/post/geocodi...
I've finally found some time to write a few words about #geocodebr on my personal website
urbandemographics.org/post/geocodi...
I've finally found some time to write a few words about #geocodebr on my personal website
Atualização do📦{censobr} p/ baixar dados do censo demográfico em #rstats. Novidades do #censobr v.0.5.0:
- Dados e dicionário de agregados por setor censitario de 2022 e 2000
- Possivel escolher a pasta de cache persistente
- Download de dados mais rapido
ipeagit.github.io/censobr/inde...
- Dados e dicionário de agregados por setor censitario de 2022 e 2000
- Possivel escolher a pasta de cache persistente
- Download de dados mais rapido
ipeagit.github.io/censobr/inde...
July 7, 2025 at 4:26 PM
Atualização do📦{censobr} p/ baixar dados do censo demográfico em #rstats. Novidades do #censobr v.0.5.0:
- Dados e dicionário de agregados por setor censitario de 2022 e 2000
- Possivel escolher a pasta de cache persistente
- Download de dados mais rapido
ipeagit.github.io/censobr/inde...
- Dados e dicionário de agregados por setor censitario de 2022 e 2000
- Possivel escolher a pasta de cache persistente
- Download de dados mais rapido
ipeagit.github.io/censobr/inde...
{r5r} good news: now it's possible to adjust car speeds in #r5rstats to simulate different scenarios of traffic congestion and road closures. This feature is available in the dev version and will be included in the next release:
ipeagit.github.io/r5r/dev/arti... #rstats #rspatial #r5rstats
ipeagit.github.io/r5r/dev/arti... #rstats #rspatial #r5rstats
June 26, 2025 at 9:20 PM
{r5r} good news: now it's possible to adjust car speeds in #r5rstats to simulate different scenarios of traffic congestion and road closures. This feature is available in the dev version and will be included in the next release:
ipeagit.github.io/r5r/dev/arti... #rstats #rspatial #r5rstats
ipeagit.github.io/r5r/dev/arti... #rstats #rspatial #r5rstats
Results from a 4-year longitudinal assessment of language & mathematical performance of all French 1st and 2nd graders (2.6 million kids) show that the maths gender gap emerges early on at the the first year of school
Paper www.nature.com/articles/s41...
Pres release www.nature.com/articles/d41...
Paper www.nature.com/articles/s41...
Pres release www.nature.com/articles/d41...
June 12, 2025 at 12:01 PM
Results from a 4-year longitudinal assessment of language & mathematical performance of all French 1st and 2nd graders (2.6 million kids) show that the maths gender gap emerges early on at the the first year of school
Paper www.nature.com/articles/s41...
Pres release www.nature.com/articles/d41...
Paper www.nature.com/articles/s41...
Pres release www.nature.com/articles/d41...
📣Glad to share the logo of {geocodebr}, a really fast, scalable and completely free #rstats package to geocode Brazilian addresses 🗺️📍 ipeagit.github.io/geocodebr/
The logo of #geocodebr was created by the talented Gabriela Momberg www.behance.net/mombergabri
The logo of #geocodebr was created by the talented Gabriela Momberg www.behance.net/mombergabri
May 27, 2025 at 6:22 PM
📣Glad to share the logo of {geocodebr}, a really fast, scalable and completely free #rstats package to geocode Brazilian addresses 🗺️📍 ipeagit.github.io/geocodebr/
The logo of #geocodebr was created by the talented Gabriela Momberg www.behance.net/mombergabri
The logo of #geocodebr was created by the talented Gabriela Momberg www.behance.net/mombergabri
📢Update of {r5r} v2.2.0 on CRAN. This version includes bug fixes + allows one to get info on which OSM ids are traversed in the detailed_itineraries() function. #r5rstats
New contributions from @luyuliu.bsky.social and A.Magnus thanks to the Bousfield professorship ipeagit.github.io/r5r/index.html
New contributions from @luyuliu.bsky.social and A.Magnus thanks to the Bousfield professorship ipeagit.github.io/r5r/index.html
May 23, 2025 at 12:59 PM
📢Update of {r5r} v2.2.0 on CRAN. This version includes bug fixes + allows one to get info on which OSM ids are traversed in the detailed_itineraries() function. #r5rstats
New contributions from @luyuliu.bsky.social and A.Magnus thanks to the Bousfield professorship ipeagit.github.io/r5r/index.html
New contributions from @luyuliu.bsky.social and A.Magnus thanks to the Bousfield professorship ipeagit.github.io/r5r/index.html
from an equity standpoint, this paradigm shift enables a more comprehensive understanding of how the adverse effects of congestion are distributed across social groups – an insight not captured by traditional traffic metrics.
May 19, 2025 at 5:51 PM
from an equity standpoint, this paradigm shift enables a more comprehensive understanding of how the adverse effects of congestion are distributed across social groups – an insight not captured by traditional traffic metrics.
New preprint where we propose "Rethinking Congestion as Lost Access"
📑 osf.io/fjdbs_v2 Short 🧵!
📑 osf.io/fjdbs_v2 Short 🧵!
May 19, 2025 at 5:51 PM
New preprint where we propose "Rethinking Congestion as Lost Access"
📑 osf.io/fjdbs_v2 Short 🧵!
📑 osf.io/fjdbs_v2 Short 🧵!
📣 New preprint where we use mobile geolocation data to examine social and spatial effects of fare cuts on public transit across Germany papers.ssrn.com/sol3/papers....
Paper led by @yuanliao.bsky.social, with @jorgealgil.bsky.social, @sonia-yeh.bsky.social et al
Paper led by @yuanliao.bsky.social, with @jorgealgil.bsky.social, @sonia-yeh.bsky.social et al
May 7, 2025 at 12:13 PM
📣 New preprint where we use mobile geolocation data to examine social and spatial effects of fare cuts on public transit across Germany papers.ssrn.com/sol3/papers....
Paper led by @yuanliao.bsky.social, with @jorgealgil.bsky.social, @sonia-yeh.bsky.social et al
Paper led by @yuanliao.bsky.social, with @jorgealgil.bsky.social, @sonia-yeh.bsky.social et al
If you're in Toronto in the next few weeks, I'll be delivering the Bousfield Lecture on April 2. This is part of my visiting prof position at Toronto Uni.
So if you're interested in 'Advancing Urban Accessibility for Inclusive Cities', you can register here: forms.office.com/pages/respon...
So if you're interested in 'Advancing Urban Accessibility for Inclusive Cities', you can register here: forms.office.com/pages/respon...
March 11, 2025 at 5:11 PM
If you're in Toronto in the next few weeks, I'll be delivering the Bousfield Lecture on April 2. This is part of my visiting prof position at Toronto Uni.
So if you're interested in 'Advancing Urban Accessibility for Inclusive Cities', you can register here: forms.office.com/pages/respon...
So if you're interested in 'Advancing Urban Accessibility for Inclusive Cities', you can register here: forms.office.com/pages/respon...
Novo preprint , onde a gente encontra que gratuidade de transporte publico para idosos basicamente faz as pessoas substituírem viagens curtas a pé por o transporte publico, mas nao afeta uso do automovel osf.io/preprints/os...
February 4, 2025 at 1:31 PM
Novo preprint , onde a gente encontra que gratuidade de transporte publico para idosos basicamente faz as pessoas substituírem viagens curtas a pé por o transporte publico, mas nao afeta uso do automovel osf.io/preprints/os...
Glad to share our review paper on socio-spatial segregation and human mobility
📑https://www.sciencedirect.com/science/article/pii/S0198971525000031
Another wonderful collab led by @yuanliao.bsky.social + team work with @sonia-yeh.bsky.social , @jorgealgil.bsky.social & L.Alessandretti
📑https://www.sciencedirect.com/science/article/pii/S0198971525000031
Another wonderful collab led by @yuanliao.bsky.social + team work with @sonia-yeh.bsky.social , @jorgealgil.bsky.social & L.Alessandretti
January 23, 2025 at 3:22 PM
Glad to share our review paper on socio-spatial segregation and human mobility
📑https://www.sciencedirect.com/science/article/pii/S0198971525000031
Another wonderful collab led by @yuanliao.bsky.social + team work with @sonia-yeh.bsky.social , @jorgealgil.bsky.social & L.Alessandretti
📑https://www.sciencedirect.com/science/article/pii/S0198971525000031
Another wonderful collab led by @yuanliao.bsky.social + team work with @sonia-yeh.bsky.social , @jorgealgil.bsky.social & L.Alessandretti
Super glad to share that the R5 ecosystem has received the Impactful Research award by @zephyrtransport.bsky.social. I'm proud to be a part of this, particularly with the development of the r5r and r5py packages. +
#R5 #r5rstats #r5py #Zephyr #TRB Picture by
Matt Bhagat-Conway
#R5 #r5rstats #r5py #Zephyr #TRB Picture by
Matt Bhagat-Conway
January 9, 2025 at 9:05 PM
My first day at work as a visiting prof at the Uni of Toronto and the zipper of my jacket got jammed . I'll let you know if I survive this
November 26, 2024 at 7:05 PM
My first day at work as a visiting prof at the Uni of Toronto and the zipper of my jacket got jammed . I'll let you know if I survive this