Wei Xiao

Wei Xiao Email and Phone Number

Senior Applied Scientist - AWS AI Labs @ Amazon Web Services (AWS)
United States
Wei Xiao's Location
United States, United States
Wei Xiao's Contact Details

Wei Xiao personal email

n/a

Wei Xiao phone numbers

About Wei Xiao

I am an experienced scientist with demonstrated research (500+ Citation on Google Scholar) and industrial experience in NLP, machine learning and deep learning. (目前没回国打算) Key highlights:● Speciality: Large Language Models, NLP (NLU, summarization, conversational AI, text classification, QA), Responsible-AI, Recommendation System, Statistics (model/variable selection, survival analysis, causal inference, robust statistics, time series, PCA), Machine learning (online algorithm, anomaly detection)● Expert knowledge and hands-on experience of machine learning, big data, optimization, database operations and algorithm development. ● Very creative modeler who can solve real world problem and achieving business goals by thinking rigorously and applying cutting edge methods.● Passionate participant of data mining competitions (Kaggle, etc). ● Tools & Technologies: Python, Spark, Pytoch/Mxnet/Tensorflow, R, AWS, Scikit-learn, Matlab, C, SQL, SAS, Unix & Linux.My google scholar page: https://scholar.google.com/citations?hl=en&user=iCRvHeMAAAAJ&view_op=list_worksMy personal website: http://wxiao0421.github.io/aboutMy Github: https://github.com/wxiao0421

Wei Xiao's Current Company Details
Amazon Web Services (AWS)

Amazon Web Services (Aws)

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Senior Applied Scientist - AWS AI Labs
United States
Website:
aws.amazon.com
Employees:
142019
Wei Xiao Work Experience Details
  • Amazon Web Services (Aws)
    Senior Applied Scientist - Aws Ai Labs
    Amazon Web Services (Aws)
    United States
  • Amazon Web Services (Aws)
    Senior Applied Scientist, Manager - Aws Ai Labs
    Amazon Web Services (Aws) Jun 2022 - Present
    Seattle, Wa, Us
    Lead on Large Language Models research and development for Amazon Bedrock Titan project and Amazon Bedrock Team, which focuses on Responsible-AI. Responsible AI is an approach to developing, assessing, and deploying AI systems in a safe, trustworthy, and ethical way.Lead on project of AWS contact lens. Build AI algorithms to provide contact center analytics.
  • Amazon Web Services (Aws)
    Applied Scientist - Aws Ai Labs
    Amazon Web Services (Aws) Mar 2021 - Jun 2022
    Seattle, Wa, Us
    Work on project of AWS contact lens. Build AI algorithms to do extractive/abstractive dialog summarization.
  • Amazon
    Applied Scientist - Alexa Ai
    Amazon May 2020 - Mar 2021
    Seattle, Wa, Us
    Designed and implemented a personalized recommendation system for Alexa third party skills on unclaimed utterances.
  • Amazon
    Applied Scientist - Customer Service Ml
    Amazon May 2017 - Apr 2020
    Seattle, Wa, Us
    ● Built machine learning model to do customer entity/intent prediction at multi-stage of the customer service funnel. Improved customer's order/item prediction's accuracy by 51% and 187% in relative, and completely automated the contact wrapping process (saving estimated 400K+ hours of agent's handle time in US).● Built GPT2-based model to do dialog value estimation with multi-task learning and weak labels;● Built and launched algorithms to do concession abuser detection in 6 different marketplaces. It saves approximately 12.2 MM dollar per year based on online A/B testing.
  • Sas
    Research Statistician Developer, R&D
    Sas Jul 2014 - Apr 2017
    Cary, Nc, Us
    ● Consulted with clients from various industries (health care, manufacturing, energy, consumer product, etc) to help them build statistical models to predict asset failures or degradations.● Analyzed massive sensor data with machine learning methods (lag detection, dimension reduction, neural network, CART, random forest, etc) to discover root causes of asset failures.● Written SAS package to do signal procession with emphasis on time frequency analysis.● Proposed and developed novel methods in subspace tracking, online algorithm for nonparametric correlation, etc. Results in patents and new methods of SAS's product.● Published 5 papers and 4 patents
  • Sas
    Statistics Intern, R&D
    Sas May 2013 - May 2014
    Cary, Nc, Us
    ● Assisted the manager by writing SAS, R programs, and brainstorming ideas for analysis.● Proposed failure time models to do data-driven asset failure prediction in SAS Asset Performance Analytics product, which have been successful applied in various different projects.● Conducted empirical study to compare methods in the area of pharmacovigilance signal detection, including GPS, BCPNN, LRT.
  • Quintiles
    Statistics Intern, Csdd
    Quintiles Jan 2012 - Dec 2012
    Durham, North Carolina, Us
    ● Conducted simulation study to compare the efficiencies of fixed designs and adaptive designsfor dose-fi nding.● Analyzed real data provided by a client of Quintile for Parkinson's Disease.● Researched methods in the area of D-optimal design and structural failure time models.

Wei Xiao Skills

R Statistical Modeling Data Mining Statistics Sas Programming Data Analysis Python Matlab Biostatistics Machine Learning Statistical Computing Sql Predictive Modeling Predictive Analytics Clinical Trials C++ Jmp Survival Analysis Sas Certified Base Programmer C Apache Pig Hive Impala Signal Processing Spark Linux

Wei Xiao Education Details

  • North Carolina State University
    North Carolina State University
    Statistics
  • Fudan University
    Fudan University
    Statistics

Frequently Asked Questions about Wei Xiao

What company does Wei Xiao work for?

Wei Xiao works for Amazon Web Services (Aws)

What is Wei Xiao's role at the current company?

Wei Xiao's current role is Senior Applied Scientist - AWS AI Labs.

What is Wei Xiao's email address?

Wei Xiao's email address is we****@****sas.com

What is Wei Xiao's direct phone number?

Wei Xiao's direct phone number is +191953*****

What schools did Wei Xiao attend?

Wei Xiao attended North Carolina State University, Fudan University.

What skills is Wei Xiao known for?

Wei Xiao has skills like R, Statistical Modeling, Data Mining, Statistics, Sas Programming, Data Analysis, Python, Matlab, Biostatistics, Machine Learning, Statistical Computing, Sql.

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