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Towards optimal experimentation in online systems

The Unofficial Google Data Science Blog

the weight given to Likes in our video recommendation algorithm) while $Y$ is a vector of outcome measures such as different metrics of user experience (e.g., Experiments, Parameters and Models At Youtube, the relationships between system parameters and metrics often seem simple — straight-line models sometimes fit our data well.

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Analytics On The Bleeding Edge: Transforming Data's Influence

Occam's Razor

From 2006: Is Real-Time Analytics Really Relevant? ). In our in-flight optimization journey thus far, we have worked to identify signals that are believable, and identifying at which point they become believable (ex: statistically significant). The benchmark for the beautiful metric AVOC is 15.3%. It sounds complex, it is not.

Analytics 131
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What is ITIL? Your guide to the IT Infrastructure Library

CIO Business Intelligence

ITIL 4 contains seven guiding principles that were adopted from the most recent ITIL Practitioner Exam, which covers organizational change management, communication, and measurement and metrics. The two bodies formed an alliance at the end of 2006 to further IT service management. How does ITIL reduce costs?

IT 105
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The Complete Digital Analytics Ecosystem: How To Win Big

Occam's Razor

Digital Analytics Ecosystem: Optimal Execution: Three Phases. Digital Analytics Ecosystem: Optimal Execution: Timing Expectations. At the core of everything you will do in digital analytics is the concept of metrics. How do you define a metric: It is simply a number. Your digital analytics tools are full of metrics.

Analytics 150
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Excellent Analytics Tip #27: Chase Smart Calculated Metrics!

Occam's Razor

The specific metric I've been mad about since day one of this blog ( May 14th, 2006! ) Metrics create incentives, bad metrics create bad incentives. While this is a great lesson in the power of defining metrics optimally, why bring this up, one more time, today? Combine Results / Metrics Performance. #5.

Metrics 88
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Best Web Metrics / KPIs for a Small, Medium or Large Sized Business

Occam's Razor

I am going to attempt to significantly simply your life by recommending the critical few metrics you should use to analyze performance of your digital marketing campaigns and website. Recommend metrics / KPIs you can use based on the size of your company. Best Metrics / KPIs for Small Business Websites. Obsess about this metric.

Metrics 151
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Excellent Analytics Tip #8: Measure the Real Conversion Rate & "Opportunity Pie"

Occam's Razor

And no that is not Visits or Total Visitors in the denominator, for my perspective on why that is sub-optimal click here and read the part about Why use Unique Visitors.]. Is Real Conversion Rate metric a good one? For exhaustive details click here. So a random ecommerce website gets 1.075 million Visits from 768,000 Unique Visitors.