Query suggestions from documents

摘要

Methods, systems, and apparatus, including computer program products, for presenting search query suggestions. In an aspect, query triggers in a resource are identified at a client device. For each query trigger identified in the resource, a rank score for the query trigger based on query trigger attributes is calculated at the client device. The query triggers are ranked at the client device based on the rank scores. Search query suggestions are generated at the client device from the query triggers identified in the resource. The search query suggestions include terms of the query triggers, expansion terms of the query triggers, and search query suggestions generated from templates applied to the terms of the query triggers and expansion terms of the query triggers. The search query suggestions are presented at the client device according to the rank of the corresponding query triggers.

主权项

1. A computer-implemented method, comprising:
receiving at a client device a dictionary defining query triggers, each of the query triggers being one or more terms; identifying at the client device query triggers in a resource, the resource being a non-query resource; for each query trigger identified in the resource, calculating at the client device a rank score for the query trigger based on attributes of the query trigger, the attributes including at least one of:
a context of the query trigger defined by a display format of the query trigger in the resource; anda frequency of occurrence of the query trigger in the resource; ranking at the client device the query triggers according to the rank scores; generating at the client device search query suggestions from the query triggers identified in the resource; and presenting at the client device the search query suggestions according to the ranking of the query triggers.