Method for identifying freshness grade of chilled fresh pork

• Main Authors: CAI ZIJING, ZHU ZHIHUI, HE YUTING, LI WOLIN, MA MEIHU
• Format: Patent
• Language: Chinese; English
• Published: 24.10.2023
• Subjects: CALCULATING; COMPUTING; COUNTING; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention discloses a method for identifying the freshness grade of chilled fresh pork. The method comprises the following steps: preparation of an alkannin indicating film, determination of a chilled fresh pork packaging mode, establishment of an alkannin indicating label image acquisition system, image processing, establishment of a chilled fresh pork freshness detection model, and use of the model for chilled fresh pork freshness grade identification. According to the method, shikonin is used for preparing the chilled fresh pork freshness indication label, so that visualization of the chilled fresh pork freshness is realized; the method comprises the following steps: determining a chilled fresh pork packaging mode suitable for a special environment of supermarkets and supermarkets, and establishing an alkannin indication label image acquisition system to avoid environment illumination interference; establishing a chilled fresh pork freshness detection model based on an alkannin indication label to real