US Patent 11869032 Computer system and method for offering coupons

A computer system and method for offering coupons to a user is provided herein. The computer system includes a coupon offering server. The coupon offering server includes a shopping container image processor configured to detect a pre-purchase item in shopping container image data. The shopping container image processor includes an object detector module and a barcode detector module. The object detector module is configured to generate first detected item data, wherein the first detected item data includes an item detected in the shopping container image data using an object detection technique. The barcode detector module is configured to generate second detected item data, wherein the second detected item data includes an item detected in the shopping container image using a barcode detection technique. The computer system also includes a coupon matcher engine. The coupon matcher engine is configured to receive the first and second detected item data from the shopping container image processor and generate matched coupon data using the first and second detected item data.