Hewlett-packard Development Company, L.p.

Hewlett Packard Enterprise Development LP

Entit Software LLC

Beijing Jingdong Shangke Information Technology Co., Ltd.

Beijing Jingdong Century Trading Co., Ltd.

Yuhong Xiong

Wei Liu

Li Zhang

Jerry J Liu

James Allely Rowson

Jian-Ming Jin

Sheng-Wen Yang

Jian Fan

Ping Luo

Eamonn O'Brien-Strain

Hui-Man Hou

Samson J Liu

Suk Hwan Lim

Robert Nelson Mayo

Parag Mulendra Joshi

Bao-Yao Zhou

Shicong Feng

Yong Zhao

Xiaofan Lin

Nina Bhatti

Prakash D Reddy

Clayton Atkins

Ren Wu

Sam Liu

Li-Mei Jiao

Huiman Hou

Yongzhou Gan

Li-Wei Zheng

Shi Cong Feng

Conglei Yao

Zhengang Jing

Wei-Chun Wang

Jianming Jin

Shi-Cong Feng

Systems and methods of navigational ranking for focused crawling are disclosed. In an exemplary embodiment, a method may include using a classifier to distinguish at least one target web page from other web pages on a website. The method may also include modeling the web pages on the website by a directed graph G=(V, E), wherein each web page is represented by a vertex (V), and a link between two web pages is represented by an edge (E). The method may also include assigning each web page (u) in V is assigned a weight p(u) based on the classifier to calculate a navigational ranking indicating relevance of a web page.

Navigational ranking for focused crawling

The invention provides a method, server apparatus and terminal apparatus for providing an image, which can achieve an image search in accordance with a color, helps to make a user obtain an image of a color desired thereby, and can help a buyer to obtain a product of a color desired thereby in a comparatively accurate manner upon an application to the e-commerce field. The method comprises: a server receiving analysis data of color main components of an image to be inquired transmitted by a terminal device, then comparing the analysis data of the color main components of the image to be inquired with analysis data of color main components of a plurality of images in an image database, and transmitting identifications of the plurality of images having the greatest degree of similarity of a main color tone to the image to be inquired in the image database to the terminal device so that the terminal device acquires the images in accordance with the identifications.

Method, server, device, and terminal device for providing an image search

A method for producing web page content includes identifying blocks within a web page. The blocks are selectively assembled into sections. The sections are selectively assembled into article candidates. An article candidate that includes article content is distinguished from article candidates that do not include article content. Content is produced only from the article candidate distinguished as including article content.

Producing web page content

According to one embodiment of the present invention, there is provided a method of selecting an expansion for an acronym in a document of a set of linked documents. The method comprises obtaining for each occurrence of the acronym in the set of linked documents one or more possible acronym expansions and an associated probability that the one or more possible acronym expansions is the correct acronym expansion. The further comprises identifying a sub-set of documents from the set of linked documents in which the acronym occurs. The method further comprises recalculating the associated probabilities for a first occurrence of an acronym in the sub-set of documents based, in part, on the associated probabilities of other occurrences of the acronym in the sub-set of documents and the distance between the first occurrence and the other occurrences.

Method, system, and appartus for selecting an acronym expansion

An example method includes dividing the image into blocks of pixels of a predefined size; for each block, selecting one of a plurality of saturation patterns representing a binary value of one or more bits of digital watermark data corresponding to the block; and for each block, embedding the binary value of the one or more bits of corresponding digital watermark data into the block by adjusting the saturation of pixels within the block in accordance with the selected pattern.

Digital watermarking using saturation patterns

Disclosed is a method of blending stitched document image portions. The method identifies background pixels and foreground pixels on each boundary of the image portions. Pixels of the image portions are then modified based on a pixel value difference between corresponding background pixels on the respective boundary of the first and second portions.

Stitched digital images

A method for extracting web content includes detecting, within a web page, a hierarchical structure that includes a plurality of nodes. Potential article nodes from the plurality of nodes are identified. The identified potential article node with a highest rank in the hierarchical structure is identified as an article node. Content is extracted from the article node.

Selective content extraction

A computer-implemented method of extracting key phrases from a document is disclosed comprising the steps of accessing a repository comprising linked subjects, the repository comprising first and second data structures representing the relationship between said subjects using different representation criteria; pruning the first data structure by removing links between subjects based on a further relationship between said subjects in the second data structure; matching phrases in said document to subjects in the pruned first data structure; further pruning the pruned first data structure by removing unmatched subjects that are not linked to matched subjects; determining a ranking for each matched subject; and selecting key phrases using the determined subject rankings. A computer program for implementing the steps of this method when executed on a computer is also disclosed.

Document key phrase extraction method

A method of determining main text in a mark-up document is provided, which comprises determining a length of each paragraph in the mark-up document; and determining one or more main paragraphs of the mark-up document based upon the length of the paragraphs in the mark-up document.

Apparatus and method for text extraction

Semantically ranking content in a website () with a computerized ranking device () includes: parsing content from the website () into multiple autonomous content blocks (-to-) with the computerized ranking device () and assigning an importance ranking with said computerized ranking device () to each of the content blocks (-to-) based on a degree to which a substance of the content block (-to-) is relevant to one of a plurality of predefined categories.

Semantically ranking content in a website

Proposed is the use of an email-stamp for representing an email address. By comprising information about one or more email addresses of a recipient, an email stamp may be processed in accordance with an optical recognition process so as to identify the email address of the recipient and enable an email to be automatically sent to the recipient.

Communicating electronic mail

A system and method for automatically extracting meta data from unstructured electronic documents is disclosed. In one embodiment, the unstructured electronic document is converted into a plain text document. Further, a document header of the unstructured electronic document is extracted from the plain text document using a rule-based document header extractor, where the rule-based document header extractor may be based on a rule that includes determining a ratio of a number of words with their initial letters capitalized in a text line over a total number of words in the text line in the plain text document. Moreover, meta data is extracted from the extracted document header using a heuristic approach.

System and method for automatically extracting metadata from unstructured electronic documents

A method and system for extracting Web content is disclosed. In one embodiment, Web content in a Webpage is extracted by identifying paragraphs in the Web content based on line-break node determination. A range of text-body associated with the identified paragraphs is then identified using a maximum scoring subsequence. Further, the identified text-body is refined using a heuristic rule of substantially horizontal alignment. Furthermore, one or more titles and one or more images associated with the Web content are extracted. Moreover, the Web content including the identified paragraphs, the one or more titles and the one or more images are outputted.

System and method for web content extraction

Systems and methods for extracting phrases from text are disclosed. In an exemplary embodiment, a method may include preprocessing desired phrases into at least one phrase indexing data structure for efficient matching. The method may also include scanning text to construct a hash table including keys and corresponding entries. The method may also include locating suffix trie trees for each word in the hash table. The method may also include matching each position in the hash table against the suffix trie trees, and outputting phrases matched in the scanned text.

Systems and methods for extracting phases from text

Disclosed is a method of automatically extracting data from a target web page, comprising selecting () data in a source web page; determining () the respective DOM (document object model) trees of the source and target web page, and identifying the one or more nodes comprising the selected data in the source web page DOM tree; determining () matching paths in the respective DOM trees; for selected data in a node of an unmatched branch of the source web page DOM tree, identifying () the nearest matched path in the source web page; identifying () the unmatched branch nearest to the corresponding matched path in the target web page; determining () if said identified unmatched branch in the target web page DOM tree comprises a target node matching the selected data node; and if so: extracting () data from the target node if the mismatch between the respective unmatched branches does not exceed a predefined threshold. A computer program product and system implementing this method are also disclosed.

Growing community of inventors

Mountain View, CA, United States of America

Yuhong Xiong