An image annotation method includes the following: image frames are acquired. One or more target objects are identified and tracked from the image frames. Candidate key image frames are selected fromthe frames according to a first selection condition. First similarity indexes of the candidate key image frames are determined. Second similarity indexes of a plurality of adjacent frames are determined. The candidate key image frames as well as the adjacent frames that meet a second selection condition are selected as key image frames. The key image frames are displayed on a graphical user interface. Annotation information about the one or more target objects is display through the graphical user interface.
Method, electronic device and non-transitory computer readable storage medium for image annotation