@arvindharul
Sr Data Scientist
I am Sr Data Scientist at Target, working at the intersection of optimization and machine learning. I got my Masters in Business Analytics from University of Texas at Dallas.
馃捇 Currently in pursuit to learn more about Deep Learning and Generative AI
You can reach me at : https://www.linkedin.com/in/arvindh-arul/
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Jun 14, 2025 路 4 min read 路 We've all been there. It's Tuesday morning, and your Slack is buzzing with data science project requests. Marketing wants to "predict customer behavior" (but can't define what behavior matters). Sales needs "AI to increase revenue" (without specifyin...
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Jun 19, 2024 路 5 min read 路 Statistical results are crucial in scientific research, but they are often misunderstood and miscommunicated. The language used to describe these results can lead to confusion and misinterpretation. This article will help you understand the concept o...
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Apr 17, 2024 路 2 min read 路 This is a space for recording some of the stories that I have found interesting. Airbnb As a data scientist, I was fascinated by the creative, experimental approach Airbnb used in the early days to rapidly expand into new international markets. The c...
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Feb 14, 2024 路 6 min read 路 When measuring the impact of a change we tend to compare the effects before and after an experiment. But this overly simplifies our ability to truly estimate the difference. To truly understand the impact we need to understand what would have happene...
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Jan 31, 2024 路 4 min read 路 Sample Ratio Mismatch (SRM) refers to the difference between how we planned to split participants in an experiment and how it actually turned out. For instance, if we intended a 50/50 split but ended up with a 60/40 distribution, that's an SRM. SRMs ...
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