Lei Duan

Title: Innovations of Lei Duan

Introduction

Lei Duan is an accomplished inventor based in San Jose, CA. He holds a total of 12 patents that showcase his expertise in technology and innovation. His work primarily focuses on enhancing user engagement and content presentation in social media platforms.

Latest Patents

One of Lei Duan's latest patents is titled "Derivation and presentation of expertise summaries and interests for users." This invention involves an architecture that automatically generates concise descriptions of users in social media. The descriptions communicate the classification or category of a given social media user in a small amount of viewing space. They can be based on available metadata, such as user profile biographies, and other information obtained from various data sources on networks like the Internet and enterprises. Additionally, the descriptions can be query-dependent, illustrating the relationship between the social media user and a specific query.

Another significant patent is related to "Temporal user engagement features." This invention provides techniques and systems for indexing content based on various index features, including temporal features and user engagement features. For instance, user reaction data associated with content, such as a microblog message or a social network post, may be evaluated to generate a user engagement feature constrained to a specific time window. This feature can be used to create an index for content within a content index, allowing for the provision of relevant search results based on user engagement.

Career Highlights

Throughout his career, Lei Duan has worked with notable companies, including Microsoft Technology Licensing, LLC and Yahoo! Inc. His experience in these organizations has contributed significantly to his innovative capabilities and understanding of technology.

Collaborations

Lei has collaborated with various professionals in the field, including Xavier Menendez-Pidal and Lex S Olorenshaw. These collaborations have likely enriched his work and led to further advancements in his inventions.

Conclusion

In summary, Lei Duan is a prominent inventor whose contributions to technology and social media engagement are noteworthy. His patents reflect a deep understanding of user interaction and content presentation, making him a valuable figure in the field of innovation.