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Machine Learning

Optimal Feature Discovery: Better, Leaner Machine Learning Models Through Information Theory

Introduction  Suppose you own a production ML model that already works reasonably well. You know that adding relevant and diverse sources of signal to your...

Freight Pricing with a Controlled Markov Decision Process

Intro Uber Freight was launched in 2017 to revolutionize the business of matching shippers and carriers in the huge and inefficient freight trucking industry (around...

Elastic Deep Learning with Horovod on Ray

Introduction In 2017, we introduced Horovod, an open source framework for scaling deep learning training across hundreds of GPUs in parallel.  At the time, most...

Horovod v0.21: Optimizing Network Utilization with Local Gradient Aggregation and Grouped Allreduce

We originally open-sourced Horovod in 2017, and since then it has grown to become the standard solution in industry for scaling deep learning training...

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