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Justina Chen


Product Manager

Insights Improving engagement on digital ads with delayed feedback

A team of machine learning researchers and engineers at Twitter recently tackled the problem of delayed feedback in continuous learning for ads engagement prediction.

Infrastructure A SplitNet architecture for ad candidate ranking

Recently, Twitter Engineering reimagined the architecture for a key stage in our ads serving funnel. We overhauled the system to modernize our ML platform and increase system stack simplicity.