article thumbnail

Perform time series forecasting using Amazon Redshift ML and Amazon Forecast

AWS Big Data

Forecasting acts as a planning tool to help enterprises prepare for the uncertainty that can occur in the future. to create forecast tables and visualize the data. Time series data is plottable on a line graph and such time series graphs are valuable tools for visualizing the data. We aggregated the usage data hourly.

article thumbnail

Towards optimal experimentation in online systems

The Unofficial Google Data Science Blog

Crucially, it takes into account the uncertainty inherent in our experiments. Figure 4: Visualization of a central composite design. In this section we’ll discuss how we approach these two kinds of uncertainty with QCQP. It is a big picture approach, worthy of your consideration. production, default) values.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Attributing a deep network’s prediction to its input features

The Unofficial Google Data Science Blog

Typically, causal inference in data science is framed in probabilistic terms, where there is statistical uncertainty in the outcomes as well as model uncertainty about the true causal mechanism connecting inputs and outputs. Our code has details (there are probably other reasonable visualization approaches that work just as well).

IT 68
article thumbnail

Fitting Bayesian structural time series with the bsts R package

The Unofficial Google Data Science Blog

Example 1: Nowcasting Scott and Varian (2014, 2015) used structural time series models to show how Google search data can be used to improve short term forecasts ("nowcasts") of economic time series. Figure 1 shows the motivating data set from Scott and Varian (2014), which is also included with the bsts package. Compare to Figure 2.