Search Results for author: Shichao Kan

Found 8 papers, 3 papers with code

Unsupervised Collaborative Metric Learning with Mixed-Scale Groups for General Object Retrieval

1 code implementation16 Mar 2024 Shichao Kan, Yuhai Deng, Yixiong Liang, Lihui Cen, Zhe Qu, Yigang Cen, Zhihai He

This paper presents a novel unsupervised deep metric learning approach, termed unsupervised collaborative metric learning with mixed-scale groups (MS-UGCML), devised to learn embeddings for objects of varying scales.

Metric Learning Object +1

Contrastive Bayesian Analysis for Deep Metric Learning

1 code implementation10 Oct 2022 Shichao Kan, Zhiquan He, Yigang Cen, Yang Li, Vladimir Mladenovic, Zhihai He

Recent methods for deep metric learning have been focusing on designing different contrastive loss functions between positive and negative pairs of samples so that the learned feature embedding is able to pull positive samples of the same class closer and push negative samples from different classes away from each other.

Contrastive Learning Metric Learning

Coded Residual Transform for Generalizable Deep Metric Learning

no code implementations9 Oct 2022 Shichao Kan, Yixiong Liang, Min Li, Yigang Cen, Jianxin Wang, Zhihai He

To address this challenge, in this paper, we introduce a new method called coded residual transform (CRT) for deep metric learning to significantly improve its generalization capability.

Metric Learning

Spatial Assembly Networks for Image Representation Learning

no code implementations CVPR 2021 Yang Li, Shichao Kan, Jianhe Yuan, Wenming Cao, Zhihai He

It has been long recognized that deep neural networks are sensitive to changes in spatial configurations or scene structures.

Image Classification Image Retrieval +3

Relative Order Analysis and Optimization for Unsupervised Deep Metric Learning

no code implementations CVPR 2021 Shichao Kan, Yigang Cen, Yang Li, Vladimir Mladenovic, Zhihai He

During training, this relative order prediction network and the feature embedding network are tightly coupled, providing mutual constraints to each other to improve overall metric learning performance in a cooperative manner.

Image Retrieval Metric Learning +1

A GAN-Based Input-Size Flexibility Model for Single Image Dehazing

no code implementations19 Feb 2021 Shichao Kan, Yue Zhang, Fanghui Zhang, Yigang Cen

Based on the atmospheric scattering model, a novel model is designed to directly generate the haze-free image.

Generative Adversarial Network Image Dehazing +4

Unsupervised Deep Metric Learning with Transformed Attention Consistency and Contrastive Clustering Loss

no code implementations ECCV 2020 Yang Li, Shichao Kan, Zhihai He

To further enhance the inter-class discriminative power of the feature generated by this network, we adapt the concept of triplet loss from supervised metric learning to our unsupervised case and introduce the contrastive clustering loss.

Clustering Metric Learning

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