Web traffic routing

A system for updating a feedback model comprising:

• one or more processors;
• and
• one or more memory devices storing instructions that when executed by the one or more processors, cause the one or more processors to perform operations comprising:
• receiving data corresponding to a set of content requests, the data corresponding to the set of content request including, for each content request in the set of content requests, data characterizing interactions with a respective web resource before and after the respective content request was made;
• receiving responses to each content request of the set of content requests, wherein each response includes one or more actions performed to satisfy the respective content request, wherein the one or more actions were identified by the feedback model in accordance with a respective policy based on at least one objective;
• and
• updating the feedback model, wherein updating the feedback model comprises:
• evaluating one or more metrics to determine actions from the one or more actions of each response that satisfy or fail to satisfy the at least one objective, wherein each of the one or more actions were selected in accordance with the respective policy based on the at least one objective;
• and
• adjusting a mapping between inputs of the feedback model to each of the respective policies based on data corresponding to the determined actions that satisfy or fail to satisfy the at least one objective.