Taste sensory evaluation method and system

Abstract

The present invention provides a taste sensory evaluation method and system. The method includes the following steps: receiving the EEG signals of the subject during the product-specific taste experience; obtaining emotion-related EEG data based on the EEG signals; Calculate the emotional experience index value of the subject during the specific taste experience of the product, so as to obtain the emotional experience result; based on the specific taste intensity EEG data collected by the specific taste-related electrodes in the EEG data, calculate the subject's random taste experience during the product specific taste experience Time-varying specific taste intensity experience index value, based on the time-varying specific taste intensity experience index value to obtain specific taste intensity experience results; based on the emotional experience results and specific taste intensity experience results of the same time axis of the testees, the product-specific taste Emotional experience is evaluated, and the results of the first taste sensory evaluation are obtained. The invention can objectively and accurately obtain the result of directly measuring consumers' sensory experience of sour taste.

Description

technical field [0001] The invention relates to the technical field of product taste testing, in particular to a taste sensory evaluation method and system. Background technique [0002] In some products, especially some food products, the taste and sensory experience brought by the taste of the product to consumers is one of the key factors to determine whether the product can be recognized by consumers and the sales of the product. Therefore, before the product goes on the market, it is often necessary to conduct a taste sensory evaluation on the product to evaluate the experience that the product taste brings to consumers. Sour taste is one of the tastes of many foods, and the sensory experience brought to users by the sour taste of different products is also different. In the existing sensory evaluation process, ordinary subjects or experts are required to personally participate in sensory experiences such as taste, taste products, and give subjective experience results...

AI Technical Summary

Problems solved by technology

In the existing sensory evaluation process, ordinary subjects or experts are required to personally participate in sensory experiences such as taste, taste products, and give subjective experience results by the subjects or experts. This sensory evaluation process is easily affected by daily habits and The interference of dietary conditions, and the sensory evaluation results given by the brain are considered and mixed with personal subjective factors, so they have a certain degree of subjectivity and poor repeatability

Taste is one of the perception functions of the oral cavity. The past sensory experience of taste is mainly based on expert reports, which has strong limitations and subjective results.

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