Query Processing (epo) Patents (Class 707/E17.069)
E Subclasses
- Selection or weighting of terms from queries, including natural language queries (EPO) (Class 707/E17.071)
- Syntactic pre-processing steps, e.g., stopword elimination, stemming, etc. (EPO) (Class 707/E17.072)
- Translation of the query language, e.g., Chinese to English, etc. (EPO) (Class 707/E17.073)
- Query expansion (EPO) (Class 707/E17.074)