8. The sentiment calculator according to claim 1 , wherein the means for determining polarity derives polarity of syntactic constituents in head-complement, modifier-modified, and subject-predicate relations.
8. The sentiment calculator according to claim 1 , wherein the means for determining polarity derives polarity of syntactic constituents in head-complement, modifier-modified, and subject-predicate relations. 9. The sentiment calculator according to claim 8 , wherein the means for determining a strength value derives strength of syntactic constituents by application of arithmetic operations.