Profile

General Information

Full Name Candy Olivia Mawalim
Katakana キャンディ オリフィア マワリム
Contact candylim [at] jaist.ac.jp
Languages Indonesian (native), Medanese Hokkien (native), English (fluent),
Japanese (intermediate, JLPT N1), Chinese (intermediate, HSK 4), Korean (beginner)

Research Areas

  • My research focuses on signal processing for privacy protection in human-computer interaction, especially in the communication via speech technology and its applications. I am also interested in developing AI agents that can assist human activities, e.g., hearing aids technology and personalized virtual agents.

Education

  • Oct 2019 – Mar 2022
    Japan Advanced Institute of Science and Technology – Ph.D. in Information Science
    • Advised by Prof. Masashi Unoki
    • Thesis: Content and privacy protection methods for secure speech communication and its applications
    • Thesis committee: Prof. Masashi Unoki, Prof. Masato Akagi, Prof. Shogo Okada, Prof. Jianwu Dang, Prof. Atsuo Yoshitaka, Prof. Akinori Ito
  • Oct 2017 – Sep 2019
    Japan Advanced Institute of Science and Technology – M.S. in Information Science
    • Advised by Prof. Masashi Unoki
    • Thesis: Study on audio information hiding based on cochlear delay characteristics
    • Award: Student Outstanding Performance
  • Aug 2013 – Jul 2017
    Institut Teknologi Bandung – B.S. in Computer Science
    • Advised by Dessi Puji Lestari, Ph.D.
    • Thesis: Study on Indonesian–Korean statistical machine translation
    • Graduate with Cum Laude

Work Experience

Research Experience

  • SEP 2023 – OCT 2023
    Visiting Researcher
  • Apr 2020 – Mar 2022
    Research Fellow DC1, Japan Society for the Promotion of Science (JSPS)
    • Project: Audio information hiding based on human auditory characteristics related to phase modulation
    • Funding: Special Grants-in-Aid for Scientific Research (20J20580)
  • Oct 2017 – Mar 2020
    Laboratory Assistant
    • Unoki Laboratory (Acoustic Information Science), JAIST, Japan
    • Project: Speech information hiding, speaker anonymization
  • Jan 2017 – Mar 2017
    Research Internship
  • Jul 2016
    Research Internship
    • Data Mining Laboratory, POSTECH, Korea
    • Topic: Recommendation system
    • 2016 POSTECH Open Lab Program
  • Aug 2014 – Jul 2017
    Laboratory Assistant
    • Graphics and Artificial Inteligence Laboratory, ITB, Indonesia
    • Research on topics related to computer graphics and AI.
    • Participation in PT Inti Automatic Speech Recognition (ASR) Project
      Tasks: (Lexicon Division) Grapheme to phoneme conversion, text normalization in Bahasa, news vocabulary aggregator
Note: for further details on my research, please see the publications page.

Research Grants

  • Oct 2024 – Mar 2025
    JAIST Grant for the establishment of an advanced research base (JAIST Science Hub) FY2024
    • Principal Investigator (PI)
  • Oct 2024 – Mar 2025
    JAIST Grant for fundamental research FY2024 (令和6年度研究拠点形成支援事業(萌芽的研究))
    • Principal Investigator (PI)
  • Oct 2023 – Mar 2025
    Kakenhi Grant-in-Aid for Challenging Research (Exploratory) FY2023 (R5挑戦的研究(萌芽))
    • Project: 音声プライバシー保護のための音声匿名化・秘匿化技術
    • Co-Investigator (Co-I)
    • --- [PI: Masashi Unoki]
  • Oct 2023 - Mar 2024
    JST Sakura Science Exchange Program FY2023
  • Apr 2023 – Mar 2025
    ICT Virtual Organization of ASEAN Institutes and NICT (ASEAN-IVO 2023)
    • Project: Spoof Detection for Automatic Speaker Verification
    • Co-Investigator (Co-I)
    • --- [PI: Kasorn Galajit (NECTEC, Thailand)]
  • Oct 2023 – Mar 2024
    JAIST Grant for fundamental research FY2023 (令和5年度研究拠点形成支援事業(萌芽的研究))
    • Project: Speech Intelligibility Prediction for Hearing Aids Development
    • Principal Investigator (PI)
  • Oct 2022 – Mar 2024
    Kakenhi Research Activity Start-up 2022
    [R4科研費(研究活動スタート支援) (No. 22K21304)]
    • Project: Speech security on human-computer interaction
    • Principal Investigator (PI)
  • Apr 2022 – Mar 2023
    JAIST Research grant for fundamental research FY2022 (萌芽的研究支援)
    • Project: Speaker anonymization for protecting voice privacy based on hearing perception
    • Principal Investigator (PI)
  • Apr 2020 – Mar 2022
    Special Grants-in-Aid for Scientific Research JSPS DC1 (No. 20J20580)
    • Project: Audio information hiding based on human auditory characteristics related to phase modulation
    • Principal Investigator (PI)

Honors and Awards

Computer skills

  • Programming languages: C, C++, Python, MATLAB, Java
  • Operating System: Windows, Linux
  • Frameworks: Tensorflow, PyTorch, Scikit-learn, NumPy, SciPy, Pandas, NodeJS
  • Database System: MySQL, PostgreSQL

Leadership and Volunteering Activities

  • Oct. 2022 – now
    ISCA Security and Privacy in Speech Communication (SPSC) SIG
  • Oct. 2022 – now
    Reviewer of International Journals and Conferences
  • Apr. 2022 – now
    The Institute of Electrical and Electronics Engineers (IEEE)
    • ○ IEEE Signal Processing Society (SPS)
    • ○ Regular Member
  • Jan. 2022 – now
    The Association for Computing Machinery (ACM)
    • ○ Regular Member
  • Oct. 2020 – now
    The Asia-Pacific Signal and Information Processing Association (APSIPA)
    • ○ Regular Member
  • Aug. 2020 – now
    The International Speech Communication Association (ISCA)
    • ○ Regular Member
  • Mar. 2018 – now
    The Acoustical Society of Japan (ASJ)
    • ○ Regular Member (2022 – now)
    • ○ Student Member (2018 – 2022)
  • Apr 2018 – Mar 2022
    JAIST Student Council
    • ○ Vice President (2019 – 2022)
    • ○ President (2018 – 2019)
    • ○ Member (2017 – 2018)
  • 2014 – 2017
    Informatics Student Association, ITB
    • ○ Technical Division Staff (2016 – 2017)
    • ○ Secretary Staff (2015 – 2016)
      Treasury of October Graduation Committee
      Treasury Coordinator of Incubator IT Idea Competition
    • ○ Technical Division Staff (2014 – 2015)
  • 2013 – 2017
    Indonesia Olympiad Team in Informatics – ITB Branch
    • The members of organization consist of Informatics Olympiad Alumni. We provide committee works for National Preparation for IOI (International Olympiad in Informatics).
    • ○ Secretary – Treasury Division Staff, Informatics National Camp (2013 – 2015)
    • ○ Informatics Olympiad Alumni Camp Coordinator (2014)
  • 2013 – 2017
    Christian Student Association, ITB
    • ○ Intermedia Division Staff (2013 – 2017)
    • ○ Website and Media Coordinator (2014 – 2015)

Licenses and Certifications

  • Jul 2023
    Oxford Machine Learning Summer School (OxML 2023)
  • May 2023
    Uncommon Sense Teaching Specialization
    • ○ Issued by: Deep Teaching Solutions, Coursera
    • ○ Credential ID: UTBBXCS5XWLE
  • May 2023
    Psychological First Aid
    • ○ Issued by: Johns Hopkins University, Coursera
    • ○ Credential ID: M9CEYNWXTDT6
  • Dec 2022
    Deep Learning: Advanced Natural Language Processing and RNNs
  • Dec 2022
    Cutting-Edge AI: Deep Reinforcement Learning in Python
  • Mar 2022
    Deep Learning: Advanced Computer Vision
  • Jul 2021
    JLPT N1
    • ○ Issued by: Japan Educational Exchanges and Services, The Japan Foundation
    • ○ Credential ID: N1A234894J
  • Apr 2021
    Generative Adversarial Networks (GANs) Specialization
    • ○ Issued by: DeepLearning.AI, Coursera
    • ○ Credential ID: 9WTRPWZKKDFK
  • Oct 2020
    Natural Language Processing Specialization
    • ○ Issued by: DeepLearning.AI, Coursera
    • ○ Credential ID: VUQBUFSY64T5
  • Sep 2020
    How Google does Machine Learning
    • ○ Issued by: Google Cloud, Coursera
    • ○ Credential ID: S3XLKDTARBPL
  • Sep 2020
    Sequence Models for Time Series and Natural Language Processing
    • ○ Issued by: Google Cloud, Coursera
    • ○ Credential ID: SQHZPDKF7RFN
  • Jul 2020
    Advanced Writing
    • ○ Issued by: University of Carlifornia, Coursera
    • ○ Credential ID: 7G62RCRAC5FV
  • Jul 2020
    Deep Learning Specialization
    • ○ Issued by: DeepLearning.AI, Coursera
    • ○ Credential ID: GRZG3B5WY5Y4
  • Jun 2020
    Advanced Machine Learning and Signal Processing
    • ○ Issued by: IBM, Coursera
    • ○ Credential ID: GQDZRRFYZZX4
  • Oct 2016
    HSK 4级考試
    • ○ Issued by: Hanban Confucius Institute
    • ○ Credential ID: H41610063735

Other Interests

  • Hobbies: traveling, singing, playing piano, drawing, arts and crafts
    Sports: swimming, hiking, karate