Khmer ASR · Speech Technology · Low-Resource NLP

Natt Korat

Lecturer-Researcher at CADT. Khmer ASR researcher and speech technology specialist.

Lecturer-Researcher at CADT building speech and language technologies for Khmer and other low-resource settings, with work spanning ASR, speech data processing, and multilingual NLP.

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Background

About Me

Natt Korat
Natt Korat
Lecturer-Researcher · Speech Technology Unit · CADT, Cambodia

I am a Lecturer-Researcher at the Cambodia Academy of Digital Technology (CADT), where I develop speech and language technologies for low-resource languages. My research focuses on Khmer automatic speech recognition, speech data processing, and multilingual natural language processing.

GitHub Google Scholar 📄 Curriculum Vitae
Education
M.S. in Computer Science
Completed January 2026
B.S. in Computer Science
AGA Institute
2023
B.A. in Psychology
Royal University of Phnom Penh
2022
5
Publications
3
Projects
3
Degrees
🇰🇭
Focus Language
Research Interests
🎙️ Speech Recognition (ASR) 🔬 Self-Supervised Learning ⚡ Parameter-Efficient Fine-Tuning 🌏 Low-Resource Languages 🇰🇭 Khmer NLP 📰 Information Extraction 🏥 AI for Public Health 🔉 Speech Data Processing 🤗 Transformer Models 🌐 Multilingual NLP

Research Output

Publications

Selected publications and workshop contributions on Khmer NLP, information extraction, applied machine learning, and speech-related technologies.

Journal 2025
Khmer News Classification in Low-Resource Settings: A Comparative Analysis of Embedding Methods
Korat, N., Heang, S., & Lay, V.
Journal on Information Technologies & Communications
DOI
Conference 2025
Epidemic Event Extraction from News Media Using Large Language Models
Korat, N., Kak, S., Lay, V., Uraiwan, B., & Waranrach, V.
International Conference on Digital Economy and Fintech Innovation (DEFI 2025)
DOI
Conference 2025
Building a Khmer NER Benchmark from Health News Data Towards Event Extraction
Chiep, C., Korat, N., Lay, V., & Ly, R.
ASEAN Conference on Emerging Technology (ACET 2025)
HAL
Poster 2025
Toward Multilingual Epidemic Event Extraction for Low-Resource Languages
Korat, N., Waranrach, V., & Kak, S.
UEC International Seminar Poster Session
Poster →
Workshop 2024
Robust and Efficient Recognition of Khmer License Plates Using YOLOv5 and Parseq OCR
Kong, P., Korat, N., & Veng, P.
CV4DC Workshop, Asian Conference on Computer Vision (ACCV 2024)
Workshop →

Work in Progress

Featured Projects

🎙️
Khmer Speech Technology
Khmer ASR systems built on XLS-R 300M with CTC decoding, speaker diarization (pyannote), and INT8 quantization via ONNX Runtime for lower-latency transcription workflows.
Focus: practical Khmer transcription for applied research settings.
Wav2Vec2 / XLS-R CTC Diarization ONNX
🔊
Speech Dataset Pipeline
Pipeline for collecting and processing Khmer speech data from broadcast media and public web sources, with text normalization, forced alignment, and PyCTCDecode + KenLM beam-search decoding.
Focus: repeatable dataset preparation for low-resource ASR experiments.
Data Collection KenLM Forced Alignment
🦠
Event Extraction System
Pipeline for extracting epidemic-related events from multilingual news and social media with transformer models and LLMs, turning unstructured text into structured public health signals.
Focus: multilingual event signals for public health monitoring.
NER LLM Multilingual Event Extraction

Get in Touch

Contact

I welcome research collaborations, academic discussions, and project conversations related to speech technology, Khmer NLP, and low-resource language AI.

@
Email natt.korat@cadt.edu.kh
in
LinkedIn Natt Korat
GitHub @nattkorat
Google Scholar Natt Korat
📄
Curriculum Vitae Download PDF

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