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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

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) is a model compression method that entails training a compact student model to emulate the performance of a more complex teacher model. However, the architectural capacity gap between the two models limits the…

Machine Learning · Computer Science 2025-01-09 Kuluhan Binici , Weiming Wu , Tulika Mitra

We address the challenge of producing trustworthy and accurate compact models for edge devices. While Knowledge Distillation (KD) has improved model compression in terms of achieving high accuracy performance, calibration of these compact…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Ibtihel Amara , Nazanin Sepahvand , Brett H. Meyer , Warren J. Gross , James J. Clark

With the improvement of AI chips (e.g., GPU, TPU, and NPU) and the fast development of the Internet of Things (IoT), some robust deep neural networks (DNNs) are usually composed of millions or even hundreds of millions of parameters. Such a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Jun-Teng Yang , Sheng-Che Kao , Scott C. -H. Huang

This paper explores sequence-level knowledge distillation (KD) of multilingual pre-trained encoder-decoder translation models. We argue that the teacher model's output distribution holds valuable insights for the student, beyond the…

Knowledge distillation (KD) has enabled remarkable progress in model compression and knowledge transfer. However, KD requires a large volume of original data or their representation statistics that are not usually available in practice.…

Machine Learning · Computer Science 2021-02-11 Pengchao Han , Jihong Park , Shiqiang Wang , Yejun Liu

Knowledge distillation (KD) is a widely-used technique that utilizes large networks to improve the performance of compact models. Previous KD approaches usually aim to guide the student to mimic the teacher's behavior completely in the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Yuge Huang , Jiaxiang Wu , Xingkun Xu , Shouhong Ding

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

Mixup is a popular data augmentation technique based on creating new samples by linear interpolation between two given data samples, to improve both the generalization and robustness of the trained model. Knowledge distillation (KD), on the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-10 Hongjun Choi , Eun Som Jeon , Ankita Shukla , Pavan Turaga

Knowledge distillation (KD) requires sufficient data to transfer knowledge from large-scale teacher models to small-scale student models. Therefore, data augmentation has been widely used to mitigate the shortage of data under specific…

Computation and Language · Computer Science 2023-05-23 Ziqi Wang , Chi Han , Wenxuan Bao , Heng Ji

Knowledge distillation (KD) is a valuable yet challenging approach that enhances a compact student network by learning from a high-performance but cumbersome teacher model. However, previous KD methods for image restoration overlook the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Yunshuai Zhou , Junbo Qiao , Jincheng Liao , Wei Li , Simiao Li , Jiao Xie , Yunhang Shen , Jie Hu , Shaohui Lin

We present a systematic study of domain generalization (DG) for tiny neural networks. This problem is critical to on-device machine learning applications but has been overlooked in the literature where research has been merely focused on…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Kaiyang Zhou , Yuanhan Zhang , Yuhang Zang , Jingkang Yang , Chen Change Loy , Ziwei Liu

Knowledge distillation (KD) is an effective training strategy to improve the lightweight student models under the guidance of cumbersome teachers. However, the large architecture difference across the teacher-student pairs limits the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Peijie Dong , Lujun Li , Zimian Wei

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

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

In recent years, deep neural networks have been successful in both industry and academia, especially for computer vision tasks. The great success of deep learning is mainly due to its scalability to encode large-scale data and to maneuver…

Machine Learning · Computer Science 2021-05-21 Jianping Gou , Baosheng Yu , Stephen John Maybank , Dacheng Tao

Deep learning has shown its efficacy in extracting useful features to solve various computer vision tasks. However, when the structure of the data is complex and noisy, capturing effective information to improve performance is very…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Eun Som Jeon , Rahul Khurana , Aishani Pathak , Pavan Turaga

Recently, large-scale pre-trained models have shown their advantages in many tasks. However, due to the huge computational complexity and storage requirements, it is challenging to apply the large-scale model to real scenes. A common…

Computer Vision and Pattern Recognition · Computer Science 2022-12-27 Deng Li , Aming Wu , Yahong Han , Qi Tian

The analysis of wearable sensor data has enabled many successes in several applications. To represent the high-sampling rate time-series with sufficient detail, the use of topological data analysis (TDA) has been considered, and it is found…

Machine Learning · Computer Science 2025-02-04 Eun Som Jeon , Hongjun Choi , Matthew P. Buman , Pavan Turaga