With the open-source machine learning framework, Google can quickly modify its ML models to find the hardest-to-detect spam messages.

Google says that, in part as a result of the Gmail team's adoption of TensorFlow, Gmail is now blocking 100 million additional spam messages a day.

Google is blocking the extra 100 million spam emails by identifying categories that used to be hard to detect. TensorFlow is used to stop image-based messages, emails with hidden embedded content ...