Keer Xu

NLP/ML/AI @ CMU SCS | CS Computational Linguistics @ Brandeis University

Pittsburgh, Pennsylvania, United States

About

Experience

  • Research Assistant at Carnegie Mellon University School of Computer Science

    Conducting in-depth studies on the sensitivity of large language models, analyzing their performance and behavior under varying conditions.

  • Software Engineer at NetApp

  • App Developer at Branda

  • Software Engineer Intern — AI Data Engine (AIDE) Team at NetApp

    Worked on optimizing vector search algorithms to improve the speed and accuracy of Retrieval-Augmented Generation (RAG) systems. Contributed to the development of NetApp’s AI Data Engine, enhancing its data indexing and retrieval capabilities for large-scale AI applications.

  • Undergraduate Teaching Assistant at Brandeis University

    Help Professor Tuson with the content and structure of the course "introduction to problem solving in Python".

  • Research Assistant at Brandeis University

    - Assist Professor Pustejovsky’s Lab to complete domain specific AMR(Abstract Meaning Representation) annotation. - Manually annotate and validate machine generated AMR graphs using AMR-dict and UMR writer. - Design and propose domain specific rules to adopt AMR graphs to suit for recipe data set - Using Python to pre-process jsonlines file and visualize event trigger and entity spans across sentences using spaCy and Flask.