House type characteristic index automatic extraction method and system based on computer vision

The invention relates to a house type characteristic index automatic extraction method and system based on computer vision, and belongs to the technical field of house design. The system comprises anacquisition unit used for acquiring house type pictures and/or design files; a picture library construction unit used for arranging and filing the collected house type pictures, the design files and the search keywords of the design files, and constructing a picture library and a database which meet the search requirements to serve as a picture library; a screening unit used for classifying and screening the image libraries according to the to-be-searched keywords to obtain screening results; and a retrieval unit used for feeding back the screening result to the user to browse or download. Through the method and the system, designers can quickly search house types meeting own requirements in thousands of house type images, and the method and the system are low in cost, high in efficiency and easy to popularize and