Data Science by ODS.ai 🦜
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First Telegram Data Science channel. Covering all technical and popular staff about anything related to Data Science: AI, Big Data, Machine Learning, Statistics, general Math and the applications of former. To reach editors contact: @haarrp
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Analyzing Experiment Outcomes: Beyond Average Treatment Effects

Cool piece from Uber's engineering department about why you can't just use the average customer experience to see if product changes are worth it. You have to consider the DISTRIBUTIONAL changes of the customer experience.

Link: https://eng.uber.com/analyzing-experiment-outcomes/

#statistics #uber #abtest
​​Really interesting talk at MLconfSF by Franziska Bell on how #Uber uses NLP for customer experience. Most of what was described are recent advances in their COTA platform.

Link: https://eng.uber.com/cota/
​​UberAI introduces a new approach for making Neural Networks process images faster & more accurately with jpeg representations.

Link: https://eng.uber.com/neural-networks-jpeg/
Paper: https://papers.nips.cc/paper/7649-faster-neural-networks-straight-from-jpeg

#nn #CV #Uber
​​Scaling Uber’s Apache Hadoop Distributed File System for Growth

Post on how #Uber team handles #Hadoop challenges.

https://eng.uber.com/scaling-hdfs/

#BigData #HDFS
​​Building Automated Feature Rollouts on Robust Regression Analysis

Nice article on important thing β€” statistical analysis of hypothesis testing. Every new feature or change made to existent one is basically an experiment. Article covers how #Uber team handles this in live system.

Link: https://eng.uber.com/autonomous-rollouts-regression-analysis/

#Uber #statistics #production #truestory
​​POET: Endlessly Generating Increasingly Complex and Diverse Learning Environments and their Solutions through the Paired Open-Ended Trailblazer

POET: it generates its own increasingly complex, diverse training environments & solves them. It automatically creates a learning curricula & training data, & potentially innovates endlessly.

Link: https://eng.uber.com/poet-open-ended-deep-learning/

#RL #Uber
​​How Uber predicts prices

Engineering Uncertainty Estimation in Neural Networks for Time Series Prediction at Uber

Link: https://eng.uber.com/neural-networks-uncertainty-estimation/

#RNN #LSTM #Uber
Mastermind: Using Uber Engineering to Combat Fraud in Real Time

Article on general aspects of how #Uber’s fraud prevention engine works.

Link: https://eng.uber.com/mastermind/

#architecture
​​Introducing AresDB: Uber’s GPU-Powered Open Source, Real-time Analytics Engine

Link: https://eng.uber.com/aresdb/

#Uber #analytics #opensource
Manifold: A Model-Agnostic Visual Debugging Tool for Machine Learning at Uber

Seesm like there is no week without any news from #Uber engineering team. This time Uber built Manifold, a model-agnostic visualization tool for #ML performance diagnosis and model debugging, to facilitate a more informed and actionable model iteration process.

Link: https://ubere.ng/2Hac0O8

#Pipeline #administration