An emotion evaluation method includes the following steps: (A) Obtain a set of physiological parameters indicating the physiological state of a user, the set of physiological parameters includes a left brain activation degree, a right brain activation degree, and an indication of the user The degree of concentration of the attention state, the degree of pressure indicating the user’s stress state, and the degree of fatigue indicating the user’s fatigue state； and (B) according to the left brain activation and the right brain activation Degree, degree of concentration, degree of stress, degree of fatigue, a knowledge base containing membership functions corresponding to different vague meanings of left brain activation, right brain activation, concentration, stress, fatigue, and emotional state, and A fuzzy rule library containing multiple rules infers an emotional state of the user.一種情緒評估方法，包含以下步驟：(A)獲得指示出一使用者之生理狀態的一組生理參數，該組生理參數包含一左腦激活度、一右腦激活度、一指示出該使用者之注意力狀況的專注程度、一指示出該使用者之壓力狀況的壓力程度，及一指示出該使用者之疲倦狀況的疲勞程度；及(B)根據該左腦激活度、該右腦激活度、該專注程度、該壓力程度、該疲勞程度、一包含對應左腦激活度、右腦激活度、專注程度、壓力程度、疲勞程度和情緒狀態之不同模糊語意之隸屬函數的知識庫，及一包含多條規則的模糊規則庫，推論出該使用者的一情緒狀態。
