The present application discloses an auxiliary observation method and an auxiliary observation apparatus, and relates to the field of multimedia information processing technologies. The method comprises the following steps: determining at least one comparison object according to a feature of an observation target; and determining a part of or all differences between the observation target and the at least one comparison object. The method and the apparatus in embodiments of the present application can prevent a case in which important information is overlooked or redundant unimportant information is highlighted, and also improve efficiency of observing information, in particular important information.