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This paper explores the tasks of leveraging auxiliary modalities which are only available at training to enhance multimodal representation learning through cross-modal Knowledge Distillation (KD). The widely adopted mutual information…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Mengxi Chen , Linyu Xing , Yu Wang , Ya Zhang

Crossmodal knowledge distillation (KD) extends traditional knowledge distillation to the area of multimodal learning and demonstrates great success in various applications. To achieve knowledge transfer across modalities, a pretrained…

Computer Vision and Pattern Recognition · Computer Science 2023-03-03 Zihui Xue , Zhengqi Gao , Sucheng Ren , Hang Zhao

Cross-modal knowledge distillation (CMKD) refers to the scenario in which a learning framework must handle training and test data that exhibit a modality mismatch, more precisely, training and test data do not cover the same set of data…

Machine Learning · Computer Science 2024-08-15 Dino Ienco , Cassio Fraga Dantas

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

The problem of missing modalities is both critical and non-trivial to be handled in multi-modal models. It is common for multi-modal tasks that certain modalities contribute more compared to other modalities, and if those important…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Hu Wang , Congbo Ma , Jianpeng Zhang , Yuan Zhang , Jodie Avery , Louise Hull , Gustavo Carneiro

Deep learning achieved great progress recently, however, it is not easy or efficient to further improve its performance by increasing the size of the model. Multi-modal learning can mitigate this challenge by introducing richer and more…

Artificial Intelligence · Computer Science 2025-10-07 Cairong Zhao , Yufeng Jin , Zifan Song , Haonan Chen , Duoqian Miao , Guosheng Hu

Multi-teacher knowledge distillation (KD), a more effective technique than traditional single-teacher methods, transfers knowledge from expert teachers to a compact student model using logit or feature matching. However, most existing…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Amir M. Mansourian , Amir Mohammad Babaei , Shohreh Kasaei

In 3D action recognition, there exists rich complementary information between skeleton modalities. Nevertheless, how to model and utilize this information remains a challenging problem for self-supervised 3D action representation learning.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Yunyao Mao , Wengang Zhou , Zhenbo Lu , Jiajun Deng , Houqiang Li

Knowledge distillation (KD) is a model compression technique that transfers knowledge from a large teacher model to a smaller student model to enhance its performance. Existing methods often assume that the student model is inherently…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Jianhua Zhang , Yi Gao , Ruyu Liu , Xu Cheng , Houxiang Zhang , Shengyong Chen

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 (KD) has emerged as a promising technique for addressing the computational challenges associated with deploying large-scale recommender systems. KD transfers the knowledge of a massive teacher system to a compact…

Information Retrieval · Computer Science 2024-06-27 Gyuseok Lee , SeongKu Kang , Wonbin Kweon , Hwanjo Yu

Knowledge distillation (KD) is an effective model compression technique where a compact student network is taught to mimic the behavior of a complex and highly trained teacher network. In contrast, Mutual Learning (ML) provides an…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Usma Niyaz , Deepti R. Bathula

Knowledge Distillation (KD) has emerged as a pivotal technique for neural network compression and performance enhancement. Most KD methods aim to transfer dark knowledge from a cumbersome teacher model to a lightweight student model based…

Machine Learning · Computer Science 2024-10-10 Wenqi Niu , Yingchao Wang , Guohui Cai , Hanpo Hou

Knowledge Distillation (KD) is a model-agnostic technique to improve model quality while having a fixed capacity budget. It is a commonly used technique for model compression, where a larger capacity teacher model with better quality is…

Machine Learning · Computer Science 2021-03-02 Jiaxi Tang , Rakesh Shivanna , Zhe Zhao , Dong Lin , Anima Singh , Ed H. Chi , Sagar Jain

Knowledge Distillation (KD) methods are capable of transferring the knowledge encoded in a large and complex teacher into a smaller and faster student. Early methods were usually limited to transferring the knowledge only between the last…

Computer Vision and Pattern Recognition · Computer Science 2020-05-05 Nikolaos Passalis , Maria Tzelepi , Anastasios Tefas

Knowledge distillation (KD) is commonly deemed as an effective model compression technique in which a compact model (student) is trained under the supervision of a larger pretrained model or an ensemble of models (teacher). Various…

Machine Learning · Computer Science 2020-07-08 Fahad Sarfraz , Elahe Arani , Bahram Zonooz

To reduce a model size but retain performance, we often rely on knowledge distillation (KD) which transfers knowledge from a large "teacher" model to a smaller "student" model. However, KD on multimodal datasets such as vision-language…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Woojeong Jin , Maziar Sanjabi , Shaoliang Nie , Liang Tan , Xiang Ren , Hamed Firooz

Knowledge distillation as an efficient knowledge transfer technique, has achieved remarkable success in unimodal scenarios. However, in cross-modal settings, conventional distillation methods encounter significant challenges due to data and…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Hui Li , Pengfei Yang , Juanyang Chen , Le Dong , Yanxin Chen , Quan Wang

Knowledge distillation~(KD) is an effective learning paradigm for improving the performance of lightweight student networks by utilizing additional supervision knowledge distilled from teacher networks. Most pioneering studies either learn…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Yuang Liu , Wei Zhang , Jun Wang

Multimodal learning has increasingly become a focal point in research, primarily due to its ability to integrate complementary information from diverse modalities. Nevertheless, modality imbalance, stemming from factors such as insufficient…

Machine Learning · Computer Science 2025-11-04 Rongrong Xie , Guido Sanguinetti
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