Method and device for full-text retrieval and retrieval result display

• Main Authors: ZHU JUNNA, CHEN LUMING, LIU XIAOCHEN, HUANG WENGUANG, WEN KE, REN LIBING, YAO JIALING, LIU YULIN, SU GUOWEI
• Format: Patent
• Language: Chinese; English
• Published: 03.02.2023
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

The invention discloses a full-text retrieval and retrieval result display method and device, and the method comprises the steps: extracting a directory structure of a to-be-retrieved text, and storing the directory structure in a multi-way tree form; each node in the tree corresponds to one entry of the directory structure; traversing the multi-way tree in a breadth traversal mode to obtain text contents between adjacent nodes; establishing a full-text index corresponding to the to-be-retrieved text based on the text content between the adjacent nodes; rasterizing the text to be retrieved, and adding a dominant digital watermark on each image; and obtaining a retrieval keyword, performing full-text retrieval on the to-be-retrieved text based on the full-text index, and outputting an image corresponding to a retrieval result. According to the method, the part where the retrieval result is located is displayed according to the structured information, the retrieval result is rasterized, and the watermark is add