Hamsa Bastani

University of Pennsylvania - The Wharton School

3641 Locust Walk

Philadelphia, PA 19104-6365

United States

  • University of Pennsylvania - The Wharton School

SCHOLARLY PAPERS

14

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8,078

SSRN CITATIONS
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SSRN RANKINGS

Top 13,913

in Total Papers Citations

74

CROSSREF CITATIONS

31

Scholarly Papers (14)

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1.

Efficient and Targeted COVID-19 Border Testing via Reinforcement Learning

Number of pages: 45 Posted: 26 Feb 2021 Last Revised: 07 Oct 2021
Hamsa Bastani, Kimon Drakopoulos, Vishal Gupta, Jon Vlachogiannis, Christos Hadjicristodoulou, Pagona Lagiou, Gkikas Magiorkinis, Dimitrios Paraskevis and Sotirios Tsiodras
University of Pennsylvania - The Wharton School, University of Southern California, Data Science and Operations, Marshall School of Business, AgentRisk, University of Thessaly - Laboratory of Hygiene and Epidemiology, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens and National and Kapodistrian University of Athens - 4th Department of Internal Medicine
Downloads 1,317 (28,516)
Citation 5

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COVID-19, public policy, targeted testing, contextual bandits

2.

Applied Machine Learning in Operations Management

Number of pages: 34 Posted: 02 Dec 2020 Last Revised: 02 Jan 2021
Hamsa Bastani, Dennis Zhang and Heng Zhang
University of Pennsylvania - The Wharton School, Washington University in St. Louis - John M. Olin Business School and Supply Chain Management Department - W.P.Carey School of Business
Downloads 1,271 (30,065)

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Machine Learning, Supervised Learning, Unsupervised Learning, Reinforcement Learning, Operations Management, Data Analytics, Healthcare, Revenue Management, Supply Chain Management

3.

Unmasking Human Trafficking Risk in Commercial Sex Supply Chains with Machine Learning

Number of pages: 31 Posted: 18 Jun 2021 Last Revised: 04 Aug 2022
Pia Ramchandani, Hamsa Bastani and Emily Wyatt
University of Pennsylvania - The Wharton School, University of Pennsylvania - The Wharton School and affiliation not provided to SSRN
Downloads 1,035 (40,337)
Citation 9

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sex trafficking, commercial sex supply chains, recruitment, deep web, machine learning

4.

Adaptive Clinical Trial Designs with Surrogates: When Should We Bother?

Forthcoming in Management Science
Number of pages: 62 Posted: 13 Jun 2019 Last Revised: 10 Apr 2021
Arielle Anderer, Hamsa Bastani and John Silberholz
Cornell University - SC Johnson Graduate School of Business, University of Pennsylvania - The Wharton School and University of Michigan, Stephen M. Ross School of Business
Downloads 748 (63,070)
Citation 1

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Surrogates, Bayesian Adaptive Clinical Trials, Metastatic Breast Cancer

5.

Online Decision-Making with High-Dimensional Covariates

Forthcoming in Operations Research
Number of pages: 58 Posted: 18 Sep 2015 Last Revised: 21 Jun 2019
Hamsa Bastani and Mohsen Bayati
University of Pennsylvania - The Wharton School and Stanford Graduate School of Business
Downloads 707 (67,816)
Citation 52

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contextual bandits, adaptive treatment allocation, online learning, high-dimensional statistics, LASSO, personalized decision-making

6.

Responsible Sourcing: The First Step Is the Hardest

Number of pages: 37 Posted: 29 Aug 2020 Last Revised: 16 Nov 2021
Pia Ramchandani, Hamsa Bastani and Ken Moon
University of Pennsylvania - The Wharton School, University of Pennsylvania - The Wharton School and University of Pennsylvania - The Wharton School
Downloads 629 (78,865)
Citation 4

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certifications, corporate social responsibility, human rights, labor abuse, sustainable sourcing

7.

Learning Personalized Product Recommendations with Customer Disengagement

Number of pages: 45 Posted: 13 Sep 2018 Last Revised: 25 Jun 2021
Hamsa Bastani, Pavithra Harsha, Georgia Perakis and Divya Singhvi
University of Pennsylvania - The Wharton School, IBM Research, Massachusetts Institute of Technology (MIT) - Sloan School of Management and New York University (NYU) - Leonard N. Stern School of Business
Downloads 490 (107,485)
Citation 9

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bandits, recommendation systems, collaborative filtering, disengagement, cold start

8.

Meta Dynamic Pricing: Transfer Learning Across Experiments

Number of pages: 61 Posted: 06 Mar 2019 Last Revised: 31 Dec 2020
Hamsa Bastani, David Simchi-Levi and Ruihao Zhu
University of Pennsylvania - The Wharton School, Massachusetts Institute of Technology (MIT) - School of Engineering and Cornell University
Downloads 469 (113,521)
Citation 29

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Thompson sampling, transfer learning, dynamic pricing, meta learning

9.

Analysis of Medicare Pay-for-Performance Contracts

Number of pages: 38 Posted: 16 Sep 2016
Hamsa Bastani, Mohsen Bayati, Mark Braverman, Ramki Gummadi and Ramesh Johari
University of Pennsylvania - The Wharton School, Stanford Graduate School of Business, Princeton University, Stanford University and Stanford University
Downloads 386 (141,833)
Citation 12

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pay-for-performance, Medicare, mechanism design, contracts, principal-agent problem, information asymmetry, healthcare

10.

Interpretable OR for High-Stakes Decisions: Designing the Greek COVID-19 Testing System

Number of pages: 29 Posted: 09 Sep 2021 Last Revised: 21 Sep 2021
Hamsa Bastani, Kimon Drakopoulos and Vishal Gupta
University of Pennsylvania - The Wharton School, University of Southern California and Data Science and Operations, Marshall School of Business
Downloads 369 (149,672)
Citation 1

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targeted COVID-19 testing, human-in-the-loop analytics, supply chain design, empirical Bayes, LASSO, reinforcement learning

11.

Are Bans Effective under Limited Monitoring? Evidence from High Seas Management

Number of pages: 31 Posted: 28 Jan 2019 Last Revised: 09 Nov 2020
Hamsa Bastani and Joann F. de Zegher
University of Pennsylvania - The Wharton School and Massachusetts Institute of Technology (MIT) - Management Science (MS)
Downloads 339 (163,681)
Citation 2

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zero-tolerance policy, transshipment, remote sensing, strategic behavior, limited monitoring

12.

Evidence of Upcoding in Pay-for-Performance Programs

Stanford University Graduate School of Business Research Paper No. 15-43
Number of pages: 41 Posted: 14 Jul 2015 Last Revised: 06 Nov 2017
Hamsa Bastani, Joel Goh and Mohsen Bayati
University of Pennsylvania - The Wharton School, Harvard University - Business School (HBS) and Stanford Graduate School of Business
Downloads 287 (195,236)
Citation 12

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Medicare, pay-for-performance, upcoding, asymmetric information, quality control and detection, hospital-acquired infections, strategic behavior

13.

Group-Sparse Matrix Factorization for Transfer Learning of Word Embeddings

Number of pages: 52 Posted: 24 Feb 2024
Kan Xu, Xuanyi Zhao, Hamsa Bastani and Osbert Bastani
Arizona State University (ASU) - W.P. Carey School of Business, University of Pennsylvania, University of Pennsylvania - The Wharton School and University of Pennsylvania
Downloads 19 (950,647)

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word embeddings, transfer learning, group sparsity, matrix factorization, natural language processing (NLP), text analytics

14.

Multitask Learning and Bandits via Robust Statistics

Number of pages: 79 Posted: 01 Apr 2024 Last Revised: 03 Apr 2024
Kan Xu and Hamsa Bastani
Arizona State University (ASU) - W.P. Carey School of Business and University of Pennsylvania - The Wharton School
Downloads 12 (1,030,300)

Abstract:

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multitask learning, transfer learning, robust statistics, sparsity, LASSO, contextual bandits