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Towards optimal experimentation in online systems

The Unofficial Google Data Science Blog

If $Y$ at that point is (statistically and practically) significantly better than our current operating point, and that point is deemed acceptable, we update the system parameters to this better value. In isolation, the $x_1$-system is optimal: changing $x_1$ and leaving the $x_2$ at 0 will decrease system performance.

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5 key areas for tech leaders to watch in 2020

O'Reilly on Data

Growth is still strong for such a large topic, but usage slowed in 2018 (+13%) and cooled significantly in 2019, growing by just 7%. But sustained interest in cloud migrations—usage was up almost 10% in 2019, on top of 30% in 2018—gets at another important emerging trend. ML + AI are up, but passions have cooled. Security is surging.

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What is business analytics? Using data to improve business outcomes

CIO Business Intelligence

Business analytics is the practical application of statistical analysis and technologies on business data to identify and anticipate trends and predict business outcomes. Business analytics also involves data mining, statistical analysis, predictive modeling, and the like, but is focused on driving better business decisions.

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5 Security Stats You Should Know for 2019

CDW Research Hub

Varonis compiled 60 cybersecurity statistics to give you a better idea of the current cybersecurity state, and we’ve broken out five key facts to help you rethink your data security program. Check out Varonis’ full list of 60 Must-Know Cybersecurity Statistics for 2019. Show Me the Money. clocking in 126, according to Global Finance.

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Top Data Science Tools That Will Empower Your Data Exploration Processes

datapine

To fully leverage the power of data science, scientists often need to obtain skills in databases, statistical programming tools, and data visualizations. It helps to automate and makes the usage of the R programming statistical language easier and much more effective. perfect for statistical computing and design.

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How does Apache Spark 3.0 increase the performance of your SQL workloads

Cloudera

Those were documented in early 2018 in this blog from a mixed Intel and Baidu team. Catalyst now stops at each stage boundary to try and apply additional optimizations given the information available on the intermediate data. Dynamically Optimize Skewed Joins. One of most awaited features of Spark 3.0 When both .

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How Genetic Algorithms and Machine Learning Apply to Investments

Smart Data Collective

This is according to Barclay Hedge founder and President Sol Waksman in his July 2018 statement. And subsequently, run using different parameters during the optimization phase to identify the most suitable combination. Perform quantitative analysis. Machine learning has done a lot to help them improve financial trading. Final thoughts.