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A DIY Calorie Counter More Accurate Than a Smartphone

Cars That Think

A 2017 study looked at seven such typical devices, and found their counts were off between 27 and 93 percent , depending on the device. We used the NumPy scientific computing library for storing data in a convenient format, and the Scikit-learn machine-learning library for analyzing motion data from the IMUs.

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Road Test: 2021 Mazda CX-9 Signature AWD

Clean Fleet Report

The dash layout is logical, simple and clean, with three round gauges (tachometer, speedometer and water temperature/fuel) with black faces and white letters were easy to read. For even more space, the second row folds flat producing plenty of room for a run to the DIY store or maybe some antiquing. Road Test: 2019 Ford Edge.

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