Inventor

XU ZHICHEN

US60 patents

⚠️ This page may combine multiple inventors who share the name “XU ZHICHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XU ZHICHEN

HEWLETT PACKARD DEVELOPMENT CO

Selecting nodes close to another node in a network using location information for the nodes

Reconfiguring a multicast tree

Semantic querying a peer-to-peer network

Increasing peer privacy

Autonomous system topology based auxiliary network for peer-to-peer overlay network

Communicating between wireless communities

Storing attribute values of computing resources in a peer-to-peer network

Increasing peer privacy

Utilizing proximity information in an overlay network

Semantic file system

Creating expressway for overlay routing

Providing a notification including location information for nodes in an overlay network

Method and apparatus for generating a routing table

Method, apparatus, and system for expressway routing among peers

Placing an object at a node in a peer-to-peer system based on a zoom-in algorithm

System and method for compressing compressed data

Semantic-based system including semantic vectors

Invoking mutual anonymity by electing to become head of a return path

Method and apparatus for improving querying

Method and apparatus for mapping peers to an overlay network

Distributing content indices

Placing an object at a node in a peer-to-peer system based on storage utilization

Automatic management of e-services

Summarizing nodes in route propagation in auxiliary network for P2P overlay networks

Landmark numbering based auxiliary network for peer-to-peer overlay network

Expressway routing among peers

YAHOO INC

Apparatus and method for normalizing user-selected keywords in a folksonomy

Using community annotations as anchortext

Apparatus and method for controlling content access based on shared annotations for annotated users in a folksonomy scheme

Systems and methods for collaborative tag suggestions

Access control systems and methods using visibility tokens with automatic propagation

Dynamic bloom filter for caching query results

Push pull caching for social network information

Trust propagation through both explicit and implicit social networks

System and method for automatically organizing bookmarks through the use of tag data

Search system and methods with integration of user annotations from a trust network

User interface for navigating a keyword space

XU ZHICHEN

Search engine with augmented relevance ranking by community participation

Automatically recommending content

Efficient lexical trending topic detection over streams of data using a modified sequitur algorithm

Determining location information for a node in a network using at least one local landmark node

Push pull caching for social network information

Automated screen scraping via grammar induction

LU QI

Search system and methods with integration of user annotations from a trust network

WALTHER ECKART

Search engine with augmented relevance ranking by community participation

BERKHIM PAVEL

Trust propagation through both explicit and implicit social networks

XU HAO

Identifying interest twins in an online community

FORMAN GEORGE H

Distributing content indices

BANERJEE SUJATA

Requesting a service from a multicast network

SLACK TECH INC

Search system and methods with integration of user annotations from a trust network