Zhijian Ou
Professor
Works on speech and language technology and machine intelligence, especially probabilistic graphical models.
Zhijian Ou's lab at Tsinghua works on speech recognition & spoken language and probabilistic & causal inference. 27 papers since 2023, 10 at top venues, mostly Interspeech and TASLP. Applications close .
At a glance
- papers, 2023–2026
- 7/ year
- at T1 venues
- 37%
- PhD students
- —
- MS students
- —
- alumni listed
- —
Papers by yearfrom the lab homepage, 2023–2026
- 6 papers2026 · T1 2 · collecting
- 8 papers2025 · T1 5
- 7 papers2024 · T1 0
- 6 papers2023 · T1 3
T1 venuesOtherVenues: Interspeech, TASLP, SLT, ASRU, LREC
Research focuspaper titles that use each topic's words
- Speech recognition & spoken language14 papers
- Probabilistic & causal inference0 papers
- language technology0 papers
- graphical models0 papers
- graphical0 papers
Paper list
From the lab homepage.
20266 papers
- NeurocomputingA Dual Consistency Training (DCT) strategy for polyphonic sound event detection (opens in a new tab)
- National Conference on Man-Machine Speech Communication (NCMMSC).Advancing LLM-based phoneme-to-grapheme for multilingual speech recognition (opens in a new tab)
- Interspeech (T1)CTC-TTS: LLM-based dual-streaming text-to-speech with CTC alignment (opens in a new tab)
- ISCSLP, .Improving End-to-End Training of Retrieval-Augmented Generation Models via Joint Stochastic Approximation (opens in a new tab)
- SLTLatent Softmax for Data-Efficient Phoneme-Based Multilingual ASR Across Tonal and Non-Tonal Languages (opens in a new tab)
- TASLP (T1)Pronunciation-Lexicon Free Training for Phoneme-based Crosslingual ASR via Joint Stochastic Approximation (opens in a new tab)
20258 papers
- ACL Findings.Entriever: Energy-based Retriever for Knowledge-Grounded Dialog Systems (opens in a new tab)
- National Conference on Man-Machine Speech Communication (NCMMSC).Knowledge Augmented Finetuning Matters in both RAG and Agent Based Dialog Systems (opens in a new tab)
- Interspeech (T1)Lightweight and Robust Multi-Channel End-to-End Speech Recognition with Spherical Harmonic Transform (opens in a new tab)
- Interspeech (T1)LLM-based phoneme-to-grapheme for phoneme-based speech recognition (opens in a new tab)
- TASLP (T1)MN-Net: Speech Enhancement Network via Modeling the Noise (opens in a new tab)
- National Conference on Man-Machine Speech Communication (NCMMSC).Phoneme-based speech recognition driven by large language models and sampling marginalization (opens in a new tab)
- TASLP (T1)Whistle: Data-Efficient Multilingual and Crosslingual Speech Recognition via Weakly Phonetic Supervision (opens in a new tab)
- Interspeech (T1)Zhijian Ou A Joint Network for Singing Melody Extraction from Polyphonic Music with Attention Aggregation and Self-Consistency Training
20247 papers
- ISCSLP, .A Streaming Multi-Channel End-to-End Speech Recognition System with Realistic Evaluations (opens in a new tab)
- ISCSLP, .An Empirical Study of Retrieval Augmented Generation with Chain-of-Thought (opens in a new tab)
- Foundations and Trends® in Signal ProcessingEnergy-Based Models with Applications to Speech and Language Processing (opens in a new tab)
- ISCSLP, .Low-Resourced Speech Recognition for Iu Mien Language via Weakly-Supervised Phoneme-based Multilingual Pre-training (opens in a new tab)
- ISCSLP, .Simulating Future and Decoding for Transducer based Streaming ASR (opens in a new tab)
- SLTThe 2nd FutureDial Challenge: Dialog Systems with Retrieval Augmented Generation (FutureDial-RAG) (opens in a new tab)
- LRECUniPCM: Universal Pre-trained Conversation Model with Task-aware Automatic Prompt (opens in a new tab)
20236 papers
- Stat, .Diffusion-assisted Energy-based Models (opens in a new tab)
- Interspeech (T1)Exploring Energy-based Language Models with Different Architectures and Training Methods for Speech Recognition (opens in a new tab)
- Interspeech (T1)Knowledge-Retrieval Task-Oriented Dialog Systems with Semi-Supervision (opens in a new tab)
- IEEE Sensors JournalModified Frequency-Sliding Generalized Cross Correlation for Time Delay Difference Estimation of Microphone Array (opens in a new tab)
- ASRUPrompt Pool Based Class-Incremental Continual Learning for Dialog State Tracking (opens in a new tab)
- TASLP (T1)Variational Latent-State GPT for Semi-Supervised Task-Oriented Dialog Systems (opens in a new tab)
Where alumni went
Alumni are not listed on the lab homepage.
Apply to TsinghuaFall 2027
Computer Science PhD (international applicants)
- Round
- Main
- Opens
- GRE
- See program page
- English
- Per school catalog
- Fee
- RMB 800
Not yet confirmed for this intake.
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Data
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