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How can we efficiently compress a model while maintaining its performance? Knowledge Distillation (KD) is one of the widely known methods for model compression. In essence, KD trains a smaller student model based on a larger teacher model…

Machine Learning · Computer Science 2020-12-14 Ikhyun Cho , U Kang

Knowledge distillation (KD) is a technique used to transfer knowledge from an overparameterized teacher network to a less-parameterized student network, thereby minimizing the incurred performance loss. KD methods can be categorized into…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Jaeyeon Jang , Young-Ik Kim , Jisu Lim , Hyeonseong Lee

We present Knowledge Distillation with Meta Learning (MetaDistil), a simple yet effective alternative to traditional knowledge distillation (KD) methods where the teacher model is fixed during training. We show the teacher network can learn…

Machine Learning · Computer Science 2022-04-05 Wangchunshu Zhou , Canwen Xu , Julian McAuley

Traditionally, distillation has been used to train a student model to emulate the input/output functionality of a teacher. A more useful goal than emulation, yet under-explored, is for the student to learn feature representations that…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Zhizhong Li , Avinash Ravichandran , Charless Fowlkes , Marzia Polito , Rahul Bhotika , Stefano Soatto

Although large foundation models pre-trained by self-supervised learning have achieved state-of-the-art performance in many tasks including automatic speech recognition (ASR), knowledge distillation (KD) is often required in practice to…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-21 Xiaoyu Yang , Qiujia Li , Chao Zhang , Philip C. Woodland

In the context of label-efficient learning on video data, the distillation method and the structural design of the teacher-student architecture have a significant impact on knowledge distillation. However, the relationship between these…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Chao Wang , Zheng Tang

Increased training parameters have enabled large pre-trained models to excel in various downstream tasks. Nevertheless, the extensive computational requirements associated with these models hinder their widespread adoption within the…

Artificial Intelligence · Computer Science 2024-11-12 Yu-Liang Zhan , Zhong-Yi Lu , Hao Sun , Ze-Feng Gao

In the era of large scale pretrained models, Knowledge Distillation (KD) serves an important role in transferring the wisdom of computationally heavy teacher models to lightweight, efficient student models while preserving performance.…

Machine Learning · Computer Science 2023-11-07 Alex Wilf , Alex Tianyi Xu , Paul Pu Liang , Alexander Obolenskiy , Daniel Fried , Louis-Philippe Morency

Deep neural network architectures have attained remarkable improvements in scene understanding tasks. Utilizing an efficient model is one of the most important constraints for limited-resource devices. Recently, several compression methods…

Computer Vision and Pattern Recognition · Computer Science 2020-10-12 Mahdi Ghorbani , Fahimeh Fooladgar , Shohreh Kasaei

Training effective text rerankers is crucial for information retrieval. Two strategies are widely used: contrastive learning (optimizing directly on ground-truth labels) and knowledge distillation (transferring knowledge from a larger…

Computation and Language · Computer Science 2025-11-07 Zhichao Xu , Zhiqi Huang , Shengyao Zhuang , Vivek Srikumar

Knowledge Distillation (KD) is a central paradigm for transferring knowledge from a large teacher network to a typically smaller student model, often by leveraging soft probabilistic outputs. While KD has shown strong empirical success in…

Machine Learning · Computer Science 2026-01-06 Itai Morad , Nir Shlezinger , Yonina C. Eldar

Knowledge distillation is an effective way to transfer knowledge from a strong teacher to an efficient student model. Ideally, we expect the better the teacher is, the better the student. However, this expectation does not always come true.…

Information Retrieval · Computer Science 2023-06-27 Zhenghao Lin , Yeyun Gong , Xiao Liu , Hang Zhang , Chen Lin , Anlei Dong , Jian Jiao , Jingwen Lu , Daxin Jiang , Rangan Majumder , Nan Duan

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 is an effective transfer of knowledge from a heavy network (teacher) to a small network (student) to boost students' performance. Self-knowledge distillation, the special case of knowledge distillation, has been…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Duc-Quang Vu , Trang Phung , Jia-Ching Wang

Neural networks can learn spurious correlations in the data, often leading to performance degradation for underrepresented subgroups. Studies have demonstrated that the disparity is amplified when knowledge is distilled from a complex…

Machine Learning · Computer Science 2025-11-11 Patrik Kenfack , Ulrich Aïvodji , Samira Ebrahimi Kahou

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

The improvement in the performance of efficient and lightweight models (i.e., the student model) is achieved through knowledge distillation (KD), which involves transferring knowledge from more complex models (i.e., the teacher model).…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Seonghak Kim , Gyeongdo Ham , Yucheol Cho , Daeshik Kim

Knowledge distillation provides an effective way to transfer knowledge via teacher-student learning, where most existing distillation approaches apply a fixed pre-trained model as teacher to supervise the learning of student network. This…

Machine Learning · Computer Science 2021-03-26 Kangkai Zhang , Chunhui Zhang , Shikun Li , Dan Zeng , Shiming Ge

Knowledge distillation (KD) is a valuable technique for compressing large deep learning models into smaller, edge-suitable networks. However, conventional KD frameworks rely on pre-trained high-capacity teacher networks, which introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Hongjun Choi , Eun Som Jeon , Ankita Shukla , Pavan Turaga

Knowledge distillation (KD) is a widely adopted approach for compressing large neural networks by transferring knowledge from a large teacher model to a smaller student model. In the context of large language models, token level KD,…

Computation and Language · Computer Science 2025-09-19 Yihan Cao , Yanbin Kang , Zhengming Xing , Ruijie Jiang