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Device-directed speech detection (DDSD) is a binary classification task that separates the user's queries to a voice assistant (VA) from background speech or side conversations. This is important for achieving naturalistic user experience.…

Knowledge distillation (KD) enables a smaller "student" model to mimic a larger "teacher" model by transferring knowledge from the teacher's output or features. However, most KD methods treat all samples uniformly, overlooking the varying…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Chi-Ping Su , Ching-Hsun Tseng , Bin Pu , Lei Zhao , Jiewen Yang , Zhuangzhuang Chen , Shin-Jye Lee

This paper aims to provide a selective survey about knowledge distillation(KD) framework for researchers and practitioners to take advantage of it for developing new optimized models in the deep neural network field. To this end, we give a…

Machine Learning · Computer Science 2020-12-01 Jeong-Hoe Ku , JiHun Oh , YoungYoon Lee , Gaurav Pooniwala , SangJeong Lee

Sequence-level knowledge distillation (SLKD) is a model compression technique that leverages large, accurate teacher models to train smaller, under-parameterized student models. Why does pre-processing MT data with SLKD help us train…

Computation and Language · Computer Science 2019-12-10 Mitchell A. Gordon , Kevin Duh

Knowledge distillation (KD) represents a vital mechanism to transfer expertise from complex teacher networks to efficient student models. However, in decentralized or secure AI ecosystems, privacy regulations and proprietary interests often…

Machine Learning · Computer Science 2026-04-29 Tri-Nhan Vo , Dang Nguyen , Trung Le , Kien Do , Sunil Gupta

Large language models (LLMs) often suffer from hallucination, generating factually incorrect or ungrounded content, which limits their reliability in high-stakes applications. A key factor contributing to hallucination is the use of hard…

Computation and Language · Computer Science 2025-02-18 Hieu Nguyen , Zihao He , Shoumik Atul Gandre , Ujjwal Pasupulety , Sharanya Kumari Shivakumar , Kristina Lerman

Knowledge distillation (KD) has been a popular and effective method for model compression. One important assumption of KD is that the teacher's original dataset will also be available when training the student. However, in situations such…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Logan Frank , Jim Davis

Knowledge distillation (KD) is a well-known method for compressing neural models. However, works focusing on distilling knowledge from large multilingual neural machine translation (MNMT) models into smaller ones are practically…

Computation and Language · Computer Science 2023-04-20 Varun Gumma , Raj Dabre , Pratyush Kumar

Knowledge distillation (KD) is a widely adopted technique for compressing large models into smaller, more efficient student models that can be deployed on devices with limited computational resources. Among various KD methods, Relational…

Quantum Physics · Physics 2025-08-19 Chen-Yu Liu , Kuan-Cheng Chen , Keisuke Murota , Samuel Yen-Chi Chen , Enrico Rinaldi

Deep neural networks (DNNs) have improved NLP tasks significantly, but training and maintaining such networks could be costly. Model compression techniques, such as, knowledge distillation (KD), have been proposed to address the issue;…

Computation and Language · Computer Science 2023-11-08 Manas Mohanty , Tanya Roosta , Peyman Passban

The concept of knowledge distillation (KD) describes the training of a student model from a teacher model and is a widely adopted technique in deep learning. However, it is still not clear how and why distillation works. Previous studies…

Machine Learning · Computer Science 2025-10-20 Giulia Lanzillotta , Felix Sarnthein , Gil Kur , Thomas Hofmann , Bobby He

Although Deep neural networks (DNNs) have shown a strong capacity to solve large-scale problems in many areas, such DNNs are hard to be deployed in real-world systems due to their voluminous parameters. To tackle this issue, Teacher-Student…

Machine Learning · Computer Science 2023-08-09 Chengming Hu , Xuan Li , Dan Liu , Haolun Wu , Xi Chen , Ju Wang , Xue Liu

Multi-teacher Knowledge Distillation (KD) transfers diverse knowledge from a teacher pool to a student network. The core problem of multi-teacher KD is how to balance distillation strengths among various teachers. Most existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Chuanguang Yang , Xinqiang Yu , Han Yang , Zhulin An , Chengqing Yu , Libo Huang , Yongjun Xu

Deep learning has shown promise in enhancing channel state information (CSI) feedback. However, many studies indicate that better feedback performance often accompanies higher computational complexity. Pursuing better performance-complexity…

Signal Processing · Electrical Eng. & Systems 2024-03-05 Yiming Cui , Jiajia Guo , Zheng Cao , Huaze Tang , Chao-Kai Wen , Shi Jin , Xin Wang , Xiaolin Hou

For many real-world time series tasks, the computational complexity of prevalent deep leaning models often hinders the deployment on resource-limited environments (e.g., smartphones). Moreover, due to the inevitable domain shift between…

Machine Learning · Computer Science 2023-07-10 Qing Xu , Min Wu , Xiaoli Li , Kezhi Mao , Zhenghua Chen

Knowledge Distillation (KD) transfers knowledge from a large teacher model to a smaller student model by minimizing the divergence between their output distributions, typically using forward Kullback-Leibler divergence (FKLD) or reverse KLD…

Machine Learning · Computer Science 2025-06-04 Guanghui Wang , Zhiyong Yang , Zitai Wang , Shi Wang , Qianqian Xu , Qingming Huang

Despite the success of Deep Learning (DL), the deployment of modern DL models requiring large computational power poses a significant problem for resource-constrained systems. This necessitates building compact networks that reduce…

Machine Learning · Computer Science 2020-06-24 Akshay Kulkarni , Navid Panchi , Sharath Chandra Raparthy , Shital Chiddarwar

Knowledge distillation (KD) is widely used in audio tasks, such as speaker verification (SV), by transferring knowledge from a well-trained large model (the teacher) to a smaller, more compact model (the student) for efficiency and…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-17 Wenhao Yang , Jianguo Wei , Wenhuan Lu , Xugang Lu , Lei Li

This work studies knowledge distillation (KD) and addresses its constraints for recurrent neural network transducer (RNN-T) models. In hard distillation, a teacher model transcribes large amounts of unlabelled speech to train a student…

Computation and Language · Computer Science 2023-03-13 Mohammad Zeineldeen , Kartik Audhkhasi , Murali Karthick Baskar , Bhuvana Ramabhadran

Recent recommender systems have shown remarkable performance by using an ensemble of heterogeneous models. However, it is exceedingly costly because it requires resources and inference latency proportional to the number of models, which…

Information Retrieval · Computer Science 2023-03-03 SeongKu Kang , Wonbin Kweon , Dongha Lee , Jianxun Lian , Xing Xie , Hwanjo Yu
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