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Knowledge distillation is initially introduced to utilize additional supervision from a single teacher model for the student model training. To boost the student performance, some recent variants attempt to exploit diverse knowledge sources…

Machine Learning · Computer Science 2022-02-15 Hailin Zhang , Defang Chen , Can Wang

Knowledge distillation aims to transfer knowledge to the student model by utilizing the predictions/features of the teacher model, and feature-based distillation has recently shown its superiority over logit-based distillation. However, due…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Shuoxi Zhang , Hanpeng Liu , John E. Hopcroft , Kun He

Knowledge distillation (KD) is known as a promising solution to compress large language models (LLMs) via transferring their knowledge to smaller models. During this process, white-box KD methods usually minimize the distance between the…

Computation and Language · Computer Science 2024-10-02 Songming Zhang , Xue Zhang , Zengkui Sun , Yufeng Chen , Jinan Xu

Previous knowledge distillation methods have shown their impressive performance on model compression tasks, however, it is hard to explain how the knowledge they transferred helps to improve the performance of the student network. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Ziyao Guo , Haonan Yan , Hui Li , Xiaodong Lin

Knowledge distillation (KD) exploits a large well-trained model (i.e., teacher) to train a small student model on the same dataset for the same task. Treating teacher features as knowledge, prevailing methods of knowledge distillation train…

Computer Vision and Pattern Recognition · Computer Science 2023-05-29 Yuzhu Wang , Lechao Cheng , Manni Duan , Yongheng Wang , Zunlei Feng , Shu Kong

Knowledge distillation (KD), as an efficient and effective model compression technique, has been receiving considerable attention in deep learning. The key to its success is to transfer knowledge from a large teacher network to a small…

Machine Learning · Computer Science 2021-01-28 Liyuan Sun , Jianping Gou , Baosheng Yu , Lan Du , Dacheng Tao

Knowledge distillation, aimed at transferring the knowledge from a heavy teacher network to a lightweight student network, has emerged as a promising technique for compressing neural networks. However, due to the capacity gap between the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Xuewei Li , Songyuan Li , Bourahla Omar , Fei Wu , Xi Li

Traditional knowledge distillation (KD) relies on a proficient teacher trained on the target task, which is not always available. In this setting, cross-task distillation can be used, enabling the use of any teacher model trained on a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Dylan Auty , Roy Miles , Benedikt Kolbeinsson , Krystian Mikolajczyk

Knowledge distillation is a powerful method for model compression, enabling the efficient deployment of complex deep learning models (teachers), including large language models. However, its underlying statistical mechanisms remain unclear,…

Methodology · Statistics 2026-05-28 Luyang Fang , Yongkai Chen , Jiazhang Cai , Ping Ma , Wenxuan Zhong

Knowledge distillation (KD) is a successful approach for deep neural network acceleration, with which a compact network (student) is trained by mimicking the softmax output of a pre-trained high-capacity network (teacher). In tradition, KD…

Machine Learning · Computer Science 2021-06-08 Zi Wang

Knowledge distillation (KD) has emerged as a promising technique in deep learning, typically employed to enhance a compact student network through learning from their high-performance but more complex teacher variant. When applied in the…

Image and Video Processing · Electrical Eng. & Systems 2024-11-22 Yuxuan Jiang , Chen Feng , Fan Zhang , David Bull

Crossmodal knowledge distillation (KD) aims to enhance a unimodal student using a multimodal teacher model. In particular, when the teacher's modalities include the student's, additional complementary information can be exploited to improve…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Chenqi Guo , Mengshuo Rong , Qianli Feng , Rongfan Feng , Yinglong Ma

Knowledge distillation, transferring knowledge from a teacher model to a student model, has emerged as a powerful technique in neural machine translation for compressing models or simplifying training targets. Knowledge distillation…

Computation and Language · Computer Science 2024-04-24 Jingxuan Wei , Linzhuang Sun , Yichong Leng , Xu Tan , Bihui Yu , Ruifeng Guo

Knowledge distillation (KD) is a widely used technique to transfer knowledge from a large teacher network to a smaller student model. Traditional KD uses a fixed balancing factor alpha as a hyperparameter to combine the hard-label…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Zhengda Li

Knowledge distillation (KD) is a promising solution to compress large language models (LLMs) by transferring their knowledge to smaller models. During this process, white-box KD methods usually minimize the distance between the output…

Computation and Language · Computer Science 2025-04-16 Xue Zhang , Songming Zhang , Yunlong Liang , Fandong Meng , Yufeng Chen , Jinan Xu , Jie Zhou

Knowledge distillation transfers knowledge from a high capacity teacher to a compact student using a mixture of hard and soft losses. On imbalanced data, a fixed weighting between hard and soft losses becomes brittle the learning process.…

Machine Learning · Computer Science 2026-05-20 Anh B. H. Nguyen , Ba Tho Phan , Viet Cuong Ta

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

Knowledge distillation (KD) is a powerful strategy for training deep neural networks (DNNs). Although it was originally proposed to train a more compact "student" model from a large "teacher" model, many recent efforts have focused on…

Machine Learning · Computer Science 2025-05-20 Guanglong Sun , Hongwei Yan , Liyuan Wang , Qian Li , Bo Lei , Yi Zhong

Knowledge distillation (KD), a technique widely employed in computer vision, has emerged as a de facto standard for improving the performance of small neural networks. However, prevailing KD-based approaches in video tasks primarily focus…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Guiqin Wang , Peng Zhao , Yanjiang Shi , Cong Zhao , Shusen Yang

Distillation is an effective knowledge-transfer technique that uses predicted distributions of a powerful teacher model as soft targets to train a less-parameterized student model. A pre-trained high capacity teacher, however, is not always…

Machine Learning · Computer Science 2019-12-06 Defang Chen , Jian-Ping Mei , Can Wang , Yan Feng , Chun Chen