Joyagoo, a leading platform for product sourcing and review aggregation, has implemented a sophisticated user stratification feature within its spreadsheet tool to enhance the credibility and utility of the reviews found on Joyagoo Review. This feature categorizes reviewers into distinct groups: ordinary users, Key Opinion Leaders (KOLs), and professional testing agencies.By leveraging the user stratification feature, Joyagoo ensures that the reviews are not only diverse but also come from a variety of trusted sources. This categorization is crucial as it allows the platform to mark high-credibility review sources within its spreadsheet, providing a more reliable basis for decision-making.Furthermore, Joyagoo employs Natural Language Processing (NLP) technology to analyze the sentiment of reviews. This advanced analysis helps in understanding the emotional inclination of the reviews, which is then translated into a visual representation known as the sentiment heat map. This heat map serves as a valuable reference for new users, allowing them to gauge the overall perception of a product or service quickly and effectively.The sentiment heat map not only aids users in making informed decisions but also plays a significant role in optimizing Joyagoo's product selection strategy. By understanding the collective sentiment of the reviews, the platform can adjust its offerings to better meet the needs and preferences of its user base.For more information on how Joyagoo's user stratification and sentiment analysis features can benefit your product research and decision-making process, visit Joyagoo's official website.