Picture searching method and system, mobile terminal and storage medium

The invention provides a picture searching method and system, a mobile terminal and a storage medium, and the method comprises the steps: carrying out the feature extraction of a target face in a to-be-searched picture, and obtaining a face image and face feature points; performing image calibration on the face image according to the face feature points, and performing feature coding on the face image after image calibration to obtain a face feature vector; and performing category recognition on a target object and a target scene in the to-be-searched picture to obtain a target object category and a target scene category, and performing picture search according to the face feature vector, the target object category and the target scene category to obtain a face search picture, an object search picture and a scene search picture. Based on the face feature vector, the target object category and the target scene category corresponding to the to-be-searched picture, the picture search of the face feature, the obj