Xiaoyun Wang

Xiaoyun Wang Email and Phone Number

Speech and Machine Learning Scientist
Xiaoyun Wang's Location
Seattle, Washington, United States, United States
About Xiaoyun Wang

● Ph.D. major in Information and Computer Science.● Ph.D. minor in Global Resource Management---Japan Leading Program on Humanistic and Social Science.● Research Interests on speech recognition, machine learning, deep learning, language technologies for education, computational linguistics, and spoken language systems.● 8+ years experience on speech recognition, machine learning and language technologies for education ● Experienced in multi-modal systems, signal processing, data analysis and system development.● Experience with the programming language: Python, Perl, Matlab, UNIX shell scripting, LATEX.● Experience with Research Tools: TensorFlow, Kaldi, Theano, CMUSphinx, HTK, Julius, CMU SLM, SRILM, T3, OpenFST, SprinTra.

Xiaoyun Wang's Current Company Details

Speech and Machine Learning Scientist
Xiaoyun Wang Work Experience Details
  • Blue Canoe
    Speech And Machine Learning Scientist
    Blue Canoe Feb 2018 - Feb 2021
    Bellevue, Washington, Us
    Design a game-based framework for data collection and labeling to improve automatic speech recognition (ASR) performance. Analyze and validate phoneme-level insertion, deletion and substitution issues in accented English across more than 86 languages and over 150 countries. Train machine learning models to offer multiple levels of pronunciation feedback.Develop customized classifiers to identify the unique pronunciation challenges of learners with different first languages.
  • Doshisha University
    Research Assistant
    Doshisha University Apr 2016 - Mar 2017
    Kyoto, Kyoto, Jp
    Lead a team of graduate and undergraduate students to develop a conversation based, computer-assisted language learning system to support Japanese students in learning other languages. Design the system with conversation scenarios tailored for language learners. Collaborate on data collection. Built a tolerant automatic speech recognition ASR system to recognize Japanese accented English.
  • Nanyang Technological University
    Research Fellow
    Nanyang Technological University 2017 - 2017
    Singapore, Singapore, Sg
    Build a Convolutional Neural Network(CNN) based speaker diarization system to classify speech from teachers, children and overlapping speech for classroom analysis. Perform speech boundary detection using the Generalized Likelihood Ratio-Bayesian Information Criterion (GLR-BIC) to increase accuracy from 68% to 85%.
  • University Of California, Los Angeles
    Visiting Graduate Researcher
    University Of California, Los Angeles May 2016 - Sep 2016
    Los Angeles, Ca, Us
    Investigate the phenomena of acoustic variations in vowels and consonants. Use a data-driven method to automatically generate a more effective phonetic units (phoneme set) for training an ASR system capable of recognizing K-12 children's speech. Combine Transfer Learning (TL) with Multiple Task Learning (MTL) to develop a tolerant deep neural network based acoustic model.
  • Nict
    Collaborative Researcher
    Nict May 2015 - Mar 2016
    Koganei, Tokyo, Jp
    Investigate F0 (fundamental frequency) related tonal features in speech recognition for tonal language. Analyze F0 contours using signal processing methods to reconstruct F0, aiming to remove irrelevant components of tonal information for the speech recognition of tonal language. Use reconstructed features, which include prominent lexical information, to train a DNN-based acoustic model for Mandarin speech recognition.
  • University Of Helsinki
    Visiting Graduate Researcher
    University Of Helsinki Jun 2014 - Jun 2014
    Helsinki, Fi
    Work on multi-modal and human-robot interactions for conversing using Wikipedia content in Finnish, English, and Japanese. Design the robot's activity functions, including an ASR module, a gaze recognition module, and a gesture recognition module. Build a robot capable of switching between English and Japanese language for talking, utilizing the Wikipedia database.

Xiaoyun Wang Education Details

  • Doshisha University
    Doshisha University
    Information And Computer Science
  • Doshisha University
    Doshisha University
    Information And Computer Science
  • Yamanashi Eiwa College
    Yamanashi Eiwa College
    Humanities/Humanistic Studies (Minor: Information Science)

Frequently Asked Questions about Xiaoyun Wang

What is Xiaoyun Wang's role at the current company?

Xiaoyun Wang's current role is Speech and Machine Learning Scientist.

What schools did Xiaoyun Wang attend?

Xiaoyun Wang attended Doshisha University, Doshisha University, Yamanashi Eiwa College.

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