US Patent Issued to Amazon Technologies on Sept. 15 for "Continuous confidence scoring for a rule-based negation detection system" (California, Washington Inventors)

ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,737,649, issued on Sept. 15, was assigned to Amazon Technologies Inc. (Seattle).

"Continuous confidence scoring for a rule-based negation detection system" was invented by Wayne Chi (Santa Clara, Calif.) and Travis Reed Goodwin (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "Approaches for determining continuous confidence scores for rule-based negation detection systems overcome deficiencies of existing rule-based negation detection systems that provide only binary output (e.g., negated or not negated). The approaches encompass a pointwise mutual information (PMI)-based approach in which PMI is measured between negation cue words and gold-stan...