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    Al Barrentine

    Data Scientist at Florida Rights Restoration Coalition

    Al Barrentine is a professional with a background in social entrepreneurship, management & organizational behavior, and international business from NYU Stern School of Business. A seasoned expert in math, systems, and society, Al's work revolves around text analysis, topic models, location/geo analysis, and natural language processing using real-world public data sets like Wikipedia, Twitter, and OpenStreetMap. He is passionate about building systems that impact people's lives through innovative solutions. In the open-source community, Al is renowned as the author of libpostal, an international street address parser developed in C that leverages sequence models to parse addresses in multiple languages globally, training on vast datasets from OpenStreetMap and OpenAddresses. The project is available on Github for wider access and adoption.

    Al's expertise extends to various domains such as collaborative filtering, matrix/tensor factorization, recommenders, network analysis, information retrieval, language modeling, and supervised classification/regression techniques. Additionally, he is well-versed in learning to rank algorithms and often applies semi-supervised learning approaches to handle partially labeled datasets effectively. Al's focus lies in creating learning systems with tangible impacts, often optimizing for sparsity to enable in-memory processing and incorporating database design and distributed systems for efficient data storage and retrieval for predictive analytics.

    Throughout his career, Al Barrentine has held prominent positions at prestigious organizations, including Director of Technology & Data Science at the Florida Rights Restoration Coalition, Data Director/Data Scientist at Second Chances Florida, Geo-spatial Data Scientist (Consulting) at Mapzen, Data Scientist (Consulting) at Paperless Post, Data Scientist at SocialFlow, and Software Developer roles at Jumo and Lime Company. With a solid educational foundation and extensive hands-on experience, Al continues to drive innovation in the intersection of technology, data science, and societal impact.

    Al Barrentine
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    Location

    Brooklyn, New York, United States