益普索：2025年人性化AI：视觉AI与AI智能体如何变革产品测试研究报告（英文版）

The in-home usage test (IHUT), in which consumers evaluate products in their homes, has long been a cornerstone of product testing. Unlike central-location tests (CLT), where consumers test products in facilities in controlled and standardized ways, IHUTs let consumers use and evaluate products in the context of daily life. Products are shipped to or placed with participants, used for a defined period, and then evaluated via online, phone, or in-person surveys. These surveys typically collect