# FLEN: Leveraging Field for Scalable CTR Prediction

12 Nov 2019Wenqiang ChenLizhang ZhanYuanlong CiChen Lin

Click-Through Rate (CTR) prediction has been an indispensable component for many industrial applications, such as recommendation systems and online advertising. CTR prediction systems are usually based on multi-field categorical features, i.e., every feature is categorical and belongs to one and only one field... (read more)

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