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Sample Selector

Sample Selector is a tool for creating and editing samples, or groups of data you compare across—they're not "samples" in the statistical sense, but more like filters.

By default, a single sample exists: "All Data". With the Sample Selector, you can create new samples to organize your data.

You can use samples to:

A sample is composed of one or more filters, specific conditions that narrow down your sample.

Creating a sample

The general process for creating a sample is to:

The effect of multiple filters

DataShop interprets each filter after the first as an additional restriction on the data that is included in the sample. This is also known as a logical "AND". You can see the results of multiple filters in the sample preview as soon as all filters are "saved".


Baker - Building Generalizable Fine-grained Detectors (private) (terms of use)

Datasets Terms of Use

Ryan Baker
Data Provider
Steve Ritter


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External Links

Dataset Area/ Subject Dates Data Last Modified Transactions KC Models Status
Math/ Geometry Oct 21, 2010 - Mar 11, 2011 Apr 9, 2011 495,880 5 complete
Math/ Geometry Oct 21, 2010 - Jun 3, 2011 Oct 9, 2011 886,693 5 complete
Math/ Geometry Nov 4, 2010 - May 5, 2011 Jun 18, 2012 68,169 5 subset
Math/ Geometry Nov 4, 2010 - May 24, 2011 Jun 18, 2012 69,911 5 subset