Most ads you see are chosen by a reinforcement learning model — here’s how it works

Feb28
by on February 28, 2021 at 4:00 pm
Posted In: Uncategorized


Every day, digital advertisement agencies serve billions of ads on news websites, search engines, social media networks, video streaming websites, and other platforms. And they all want to answer the same question: Which of the many ads they have in their catalog is more likely to appeal to a certain viewer? Finding the right answer to this question can have a huge impact on revenue when you are dealing with hundreds of websites, thousands of ads, and millions of visitors. Fortunately (for the ad agencies, at least), reinforcement learning, the branch of artificial intelligence that has become renowned for mastering board and…

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Hey millennials, stop ruining emoji for Gen Z

Feb27
by on February 27, 2021 at 3:00 pm
Posted In: Social Media


When I saw the news that Apple would be releasing 217 new emojis into the world, I did what I always do: I asked my undergraduates what it meant to them. “We barely use them anymore,” they scoffed. To them, many emojis are like overenthusiastic dance moves at weddings: reserved for awkward millennials. “And they use them all wrong anyway,” my cohort from generation Z added earnestly. My work focuses on how people use technology, and I’ve been following the rise of emoji for a decade. With 3,353 characters available and 5 billion sent each day, emojis are now a significant language…

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