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In this study, we aim to predict the plausible future action steps given an observation of the past and study the task of instructional activity anticipation. Unlike previous anticipation tasks that aim at action label prediction, our work…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Zhengyuan Yang , Jingen Liu , Jing Huang , Xiaodong He , Tao Mei , Chenliang Xu , Jiebo Luo

Current knowledge distillation approaches in semantic segmentation tend to adopt a holistic approach that treats all spatial locations equally. However, for dense prediction, students' predictions on edge regions are highly uncertain due to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Liyang Liu , Zihan Wang , Minh Hieu Phan , Bowen Zhang , Jinchao Ge , Yifan Liu

Previous Knowledge Distillation based efficient image retrieval methods employs a lightweight network as the student model for fast inference. However, the lightweight student model lacks adequate representation capacity for effective…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Yi Xie , Huaidong Zhang , Xuemiao Xu , Jianqing Zhu , Shengfeng He

We propose a method to infer a dense depth map from a single image, its calibration, and the associated sparse point cloud. In order to leverage existing models (teachers) that produce putative depth maps, we propose an adaptive knowledge…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Tian Yu Liu , Parth Agrawal , Allison Chen , Byung-Woo Hong , Alex Wong

Current state-of-the-art object detectors are at the expense of high computational costs and are hard to deploy to low-end devices. Knowledge distillation, which aims at training a smaller student network by transferring knowledge from a…

Computer Vision and Pattern Recognition · Computer Science 2020-06-24 Ruoyu Sun , Fuhui Tang , Xiaopeng Zhang , Hongkai Xiong , Qi Tian

Regarding intelligent transportation systems, low-bitrate transmission via lossy point cloud compression is vital for facilitating real-time collaborative perception among connected agents, such as vehicles and infrastructures, under…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Hao Jing , Anhong Wang , Yifan Zhang , Donghan Bu , Junhui Hou

In practical applications of human pose estimation, low-resolution inputs frequently occur, and existing state-of-the-art models perform poorly with low-resolution images. This work focuses on boosting the performance of low-resolution…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Zejun Gu , Zhong-Qiu Zhao , Henghui Ding , Hao Shen , Zhao Zhang , De-Shuang Huang

In recent years, deep neural networks have achieved remarkable accuracy in computer vision tasks. With inference time being a crucial factor, particularly in dense prediction tasks such as semantic segmentation, knowledge distillation has…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Amir M. Mansourian , Rozhan Ahmadi , Shohreh Kasaei

Knowledge distillation aims to enhance the performance of a lightweight student model by exploiting the knowledge from a pre-trained cumbersome teacher model. However, in the traditional knowledge distillation, teacher predictions are only…

Machine Learning · Computer Science 2023-05-26 Shiya Luo , Defang Chen , Can Wang

This article addresses the problem of distilling knowledge from a large teacher model to a slim student network for LiDAR semantic segmentation. Directly employing previous distillation approaches yields inferior results due to the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Yuenan Hou , Xinge Zhu , Yuexin Ma , Chen Change Loy , Yikang Li

We propose Cross-Attention-based Non-local Knowledge Distillation (CanKD), a novel feature-based knowledge distillation framework that leverages cross-attention mechanisms to enhance the knowledge transfer process. Unlike traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Shizhe Sun , Wataru Ohyama

Most of recent attention-guided feature masking distillation methods perform knowledge transfer via global teacher attention maps without delving into fine-grained clues. Instead, performing distillation at finer granularity is conducive to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Zhourui Zhang , Jun Li , Jiayan Li , Jianhua Xu

Numerous self-supervised learning paradigms, such as contrastive learning and masked image modeling, learn powerful representations from unlabeled data but are typically pretrained in isolation, overlooking complementary insights and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Sriram Mandalika , Lalitha V

It has been revealed that efficient dense image prediction (EDIP) models designed for AI chips, trained using the knowledge distillation (KD) framework, encounter two key challenges, including \emph{maintaining boundary region completeness}…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Dong Zhang , Pingcheng Dong , Long Chen , Kwang-Ting Cheng

Purpose: In curriculum learning, the idea is to train on easier samples first and gradually increase the difficulty, while in self-paced learning, a pacing function defines the speed to adapt the training progress. While both methods…

Computer Vision and Pattern Recognition · Computer Science 2023-02-03 Mobarakol Islam , Lalithkumar Seenivasan , S. P. Sharan , V. K. Viekash , Bhavesh Gupta , Ben Glocker , Hongliang Ren

In this paper, we investigate the knowledge distillation (KD) strategy for object detection and propose an effective framework applicable to both homogeneous and heterogeneous student-teacher pairs. The conventional feature imitation…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Lewei Yao , Renjie Pi , Hang Xu , Wei Zhang , Zhenguo Li , Tong Zhang

Large-scale contrastive learning models can learn very informative sentence embeddings, but are hard to serve online due to the huge model size. Therefore, they often play the role of "teacher", transferring abilities to small "student"…

Artificial Intelligence · Computer Science 2023-01-31 Chaochen Gao , Xing Wu , Peng Wang , Jue Wang , Liangjun Zang , Zhongyuan Wang , Songlin Hu

Data-free knowledge distillation~(DFKD) is an effective manner to solve model compression and transmission restrictions while retaining privacy protection, which has attracted extensive attention in recent years. Currently, the majority of…

Machine Learning · Computer Science 2025-10-07 Renrong Shao , Wei Zhang , Jun wang

State-of-the-art CNN based recognition models are often computationally prohibitive to deploy on low-end devices. A promising high level approach tackling this limitation is knowledge distillation, which let small student model mimic…

Computer Vision and Pattern Recognition · Computer Science 2019-10-31 Tao Wang , Li Yuan , Xiaopeng Zhang , Jiashi Feng

Knowledge Distillation (KD) has been validated as an effective model compression technique for learning compact object detectors. Existing state-of-the-art KD methods for object detection are mostly based on feature imitation. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Jiabao Wang , Yuming Chen , Zhaohui Zheng , Xiang Li , Ming-Ming Cheng , Qibin Hou