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The Gap’s Data Science Director Has Tailored the Retailer’s Operations

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The vaccine project also got him interested in learning more about industrial engineering and operations research, which uses mathematical modeling and analytical techniques to help complex systems run smoothly. There are eight of what he calls spokes in data science. Continuing education is important, Anand says.

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Predicting new and existing product sales in semiconductors using Amazon Forecast

AWS Machine Learning Blog

Both the missing sales data and the limited length of historical sales data pose significant challenges in terms of model accuracy for long-term sales prediction into 2026. However, the maximum length of historical sales data (maximum length of 140 months) still posed significant challenges in terms of model accuracy.