Fengjie Alex Li

Title: Fengjie Alex Li: Innovator in Federated Search Systems

Introduction

Fengjie Alex Li is a notable inventor based in San Jose, California. He has made significant contributions to the field of search systems, particularly in the area of federated searches across multiple databases. His innovative approach enhances the way genealogical records are retrieved and ranked, providing users with more accurate and relevant results.

Latest Patents

Fengjie Alex Li holds 1 patent for his invention titled "Search and ranking of records across different databases." This patent describes a search system that performs a federated search across multiple databases, generating a ranked combined list of found genealogical records. The system receives a user query with specified characteristics and determines expanded characteristics derived from them. It searches various databases, retrieves records according to the characteristics, and ranks them using a machine learning model. This model assigns weights to the records based on the user query's characteristics and may be trained using methods such as the Nelder-Mead method, coordinate ascent method, and simulated annealing method. The ranked combined results are then provided in response to the user query.

Career Highlights

Fengjie Alex Li is currently employed at Ancestry.com Operations Inc., where he applies his expertise in search technologies to improve user experiences in genealogical research. His work focuses on developing systems that streamline the retrieval of historical records, making it easier for individuals to trace their ancestry.

Collaborations

Fengjie has collaborated with talented coworkers, including Yingrui Yang and Gann Alexander Bierner, contributing to the advancement of innovative solutions in the field of search systems.

Conclusion

Fengjie Alex Li's contributions to federated search systems exemplify the impact of innovation in technology. His work not only enhances the efficiency of genealogical research but also showcases the importance of collaboration in driving advancements in this field.