1. A method performed by one or more processors configured with computer-executable instructions, the method comprising: receiving an image searching request, the image searching request including an image for search; obtaining description information of the image for search based on the image searching request; generating a label of the image for search based on the description information of the image for search; and determining one or more images in the image searching database that correspond to the label of the image for search; wherein the one or more images in the image searching database are preprocessed comprising: generating one or more respective labels corresponding to one or more respective description informations of one or more respective images in an image searching database; storing a corresponding relationship between the respective labels and the respective images.