A vehicle re-identification method, comprising: receiving a re-identification request from a terminal device, the re-identification request comprising a first image of a first vehicle shot by a first camera and information of the first camera; acquiring a first feature of the first vehicle and a first head orientation of the first vehicle according to the first image; determining, according to the first feature, multiple second features extracted based on the images of the multiple vehicles in an image database, the first head orientation of the first vehicle and the information of the first camera, a second image of the first vehicle from images of multiple vehicles; and transmitting the second image to the terminal device; wherein information of a camera comprises a geographic location of the camera and a lens orientation of the camera; the method being characterized in that: the determining a second image of the first vehicle from images of multiple vehicles comprises: determining images of pre-selected vehicles from the images of the multiple vehicles according to the first feature, the multiple second features extracted based on the images of the multiple vehicles, wherein a similarity between a second feature extracted based on an image of a pre-selected vehicle and the first feature is greater than or equal to a preset similarity; and determining the second image of the first vehicle from the images of the pre-selected vehicles according to head orientations of the pre-selected vehicles, the first head orientation, the information of the first camera, and information of cameras that shot the images of the pre-selected vehicles. receiving a re-identification request from a terminal device, the re-identification request comprising a first image of a first vehicle shot by a first camera and information of the first camera; acquiring a first feature of the first vehicle and a first head orientation of the first vehicle according to the first image; determining, according to the first feature, multiple second features extracted based on the images of the multiple vehicles in an image database, the first head orientation of the first vehicle and the information of the first camera, a second image of the first vehicle from images of multiple vehicles; and transmitting the second image to the terminal device; wherein information of a camera comprises a geographic location of the camera and a lens orientation of the camera; the method being characterized in that: the determining a second image of the first vehicle from images of multiple vehicles comprises: determining images of pre-selected vehicles from the images of the multiple vehicles according to the first feature, the multiple second features extracted based on the images of the multiple vehicles, wherein a similarity between a second feature extracted based on an image of a pre-selected vehicle and the first feature is greater than or equal to a preset similarity; and determining the second image of the first vehicle from the images of the pre-selected vehicles according to head orientations of the pre-selected vehicles, the first head orientation, the information of the first camera, and information of cameras that shot the images of the pre-selected vehicles. determining images of pre-selected vehicles from the images of the multiple vehicles according to the first feature, the multiple second features extracted based on the images of the multiple vehicles, wherein a similarity between a second feature extracted based on an image of a pre-selected vehicle and the first feature is greater than or equal to a preset similarity; and determining the second image of the first vehicle from the images of the pre-selected vehicles according to head orientations of the pre-selected vehicles, the first head orientation, the information of the first camera, and information of cameras that shot the images of the pre-selected vehicles.