Peking University

Xiaomi Inc.

Beijing Founder Apabi Technology Limited

Ruiheng Qiu

Lei Zhang

Yi Wang

Dong Wang

Wei Hu

Xiaolei Wang

Yun Li Li

A method for a device to update an electronic document includes obtaining data update information and use record information of the electronic document, the data update information including a first position in the electronic document where an updating is to be performed, the use record information including a second position; determining whether the first position in the data update information is before the second position in the use record information; adjusting the use record information according to the data update information, if it is determined that the first position in the data update information is before the second position in the use record information; and updating the electronic document according to the data update information and the adjusted use record information.

Method and device for updating electronic document and associated document use records

A method for a terminal to display a file includes sending to a server a file specification corresponding to the file; receiving from the server a data package for trimming page margins of the file, wherein the data package is generated according to the file specification, and includes margin trimming data of a page of the file; and displaying the page of the file based on the received data package.

Method, terminal, and server for displaying file

A method for processing data of a scanned book having a plurality of pages is disclosed. The method includes obtaining page image data from a page. The method further includes segmenting and recognizing the page image data to obtain locations of rectangular boxes corresponding to the respective characters and text codes for the respective characters. The method also includes obtaining respective aggregated character line information for each line of characters. The method further includes adjusting the rectangular boxes in accordance with the obtained aggregated character line information.

Methods and devices for processing scanned book's data

A method for processing an XML document with a schema includes extracting structure content and data content of an XML document, determining path coding of a node in the structure content, and determining data content corresponding to the node according to a pre-stored preorder of the node, wherein the path coding of the node identifies a storage position of the node in the structure content through the node and other nodes in the structure content, and compressing respectively the node, the path coding of the node and the data content.

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Beijing, China

Ruiheng Qiu