April 2019 Articles

Image Quality Assessment and why TripAdvisor cares about it

Imri Sofer posted April 30, 2019
TripAdvisor has embarked on a mission: To make every image on our website amazing. This is not an easy task. We have 1 million points-of-interests (POIs) on our website, from the Grand Canyon to Hoover Dam, and more than 200,000 bookable experiences, from speed-boat rentals in Miami to goat yoga in Snohomish, WA (yep, we have it!). As you can imagine, sifting through the tens of millions of images our…
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Reducing A/B test measurement variance by 30%+

Victor Lei posted April 11, 2019
As a data-driven company, A/B testing is a powerful tool that is leveraged at TripAdvisor in order to ensure we are making decisions which are driving real incremental change. A key challenge is that getting sufficient sensitivity for these tests can be difficult due to the high variation observed in some metrics. Decreasing measurement variance is especially important given the size and popularity of TripAdvisor where even a very small…
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