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Assistant Professor
What is new …
Excited to share that our work, "Measuring Network Dynamics of Opioid Overdose Deaths in the US", has been accepted for publication in Nature Scientific Reports! 🚀
— Kushagra Tiwari (@kusht9_tiwari) November 22, 2024
preprint available here: https://t.co/CiKpiah7O0#OpioidCrisis #NetworkAnalysis #PublicHealth #ScientificReports
Differentially Private Distributed Estimation & Learning is online @IISE_TNX https://t.co/jzsSMGK4CD (full-text: https://t.co/ETnqKQhdZH) With @papachristoum, we design distributed algorithms to collectively estimate a continuous parameter from private signals over a network 1/10
— Amin Rahimian (@aminrahimian) May 30, 2024
In a paper published for @NatureHumBehav, a team of researchers including @aminrahimian and @deaneckles found that long-tie connections accelerate the speed of social contagion. https://t.co/m0QSbhmpg1
— Pitt IE (@Pitt_IE) April 23, 2024
"Algorithmically Mediating Communication to Enhance Collective Decision-Making in Online Social Networks" is out @Collective_CI journal: https://t.co/1CXuxOsPV1 joint work with @jason_w_burton @amaatouq Ulrike Hahn, building on earlier results in @ci_acm 2021 https://t.co/QSwBroVrX0 pic.twitter.com/4SOr4jSIXu
— Amin Rahimian (@aminrahimian) April 23, 2024
"Long ties accelerate noisy threshold-based contagions" is online @NatureHumBehav https://t.co/mazSDvZ90C (full-text access: https://t.co/DTgeuefH7j) https://t.co/ZmsRv9e7tS
— Amin Rahimian (@aminrahimian) April 22, 2024
How to quantify the resilience of a supply chain? @papachristoum presenting “Production Network Resilience: Cascading Failures, Power Laws and Optimal Interventions” https://t.co/oLhd2zFdTw yesterday at Network Science and Economics Conference https://t.co/JQZ7P4OH5P (1/7) pic.twitter.com/Z6jJYePEnW
— Amin Rahimian (@aminrahimian) April 21, 2024
Come see our poster at PPAI! (joint work and presented by @aminrahimian) https://t.co/o12z27tHxA pic.twitter.com/lF5KdaEcxv
— Marios Papachristou (@papachristoum) February 26, 2024
Greatly enjoyed this collaboration with @wprdc and students' enthusiasm for their projects https://t.co/hoFWo6CyEq
— Amin Rahimian (@aminrahimian) January 24, 2024
enjoyed this chat with @PittCyber and grateful for their continued support and intellectual community https://t.co/N1qi6ft0Ba
— Amin Rahimian (@aminrahimian) November 1, 2023
Researchers from @Pitt_IE and @SciPitt received the @Meta Foundational Integrity Research Award to understand and stop the spread of online conspiracy content. https://t.co/veeuU15zZx
— Pitt IE (@Pitt_IE) April 7, 2023
Had a great experience last semester fielding an undergraduate project on affordable housing for IE1171 students working with @wprdc data - thanks @BobGradeck for introducing the project https://t.co/5PE2aId0bL
— Amin Rahimian (@aminrahimian) February 1, 2023
🚨New Publication🚨
— Avinash (Avi) Collis (@avi_collis) January 9, 2023
Very happy to share that our large-scale experiment (~500k people in 23 countries) where we test a simple descriptive norms intervention to increase vaccine acceptance, is finally published in @NatureComms!https://t.co/bdBoecSAsh pic.twitter.com/kBreUq2n6u
Excited to present our joint work with Jad Sassine and @deaneckles today @icwsm: “influence of repetition through limited recall” - modeling a situation that arises with repetition of ideas and messages in feeds https://t.co/5lWFxVRVUp
— Amin Rahimian (@aminrahimian) June 7, 2022
https://t.co/Fkw3gh5A4p https://t.co/TbLkffHevz pic.twitter.com/KtayDhxo1i
— Amin Rahimian (@aminrahimian) May 20, 2022
A new Resource by Collis et al. offers data from a global survey in 67 countries, yielding over 2 million responses on COVID-19 related beliefs, behaviours and norms.@avi_collis @gvrkiran @alex_moehring @aminrahimian @deaneckles @sinanaralhttps://t.co/VwJ9sneFQx pic.twitter.com/69JKLhlSdg
— NatureHumanBehaviour (@NatureHumBehav) May 23, 2022
Glad this work with Jason Burton, Ulrike Hahn, @amaatouq featured @PittEngineering @Pitt_IE got some early recognition @acm_ci2021 Most Inspiring Research Paper Award. We provided a proof-of-concept for improving group performance with algorithmic rewiring https://t.co/UsnoTzslob https://t.co/8sATf2kwhy
— Amin Rahimian (@aminrahimian) September 21, 2021
Excited about our joint work being featured - with @alex_moehring @avi_collis @gvrkiran @sinanaral @deaneckles: accurate information about descriptive norms increases vaccine acceptance - https://t.co/tn63jWPtvn https://t.co/MHNS7MApBp
— Amin Rahimian (@aminrahimian) April 1, 2021
How hard is rational decision making in groups?
— Amin Rahimian (@aminrahimian) February 11, 2020
With Jan Hązła, @jababi, and Elchanan Mossel, we show NP-hardness of approximating beliefs and computing actions in popular models of Bayesian social learning. Forthcoming in Operations Research: https://t.co/CxQo7lu5T3