Search Results for author: Jingyao Wang

Found 12 papers, 4 papers with code

Meta-Auxiliary Learning for Micro-Expression Recognition

no code implementations18 Apr 2024 Jingyao Wang, Yunhan Tian, Yuxuan Yang, Xiaoxin Chen, Changwen Zheng, Wenwen Qiang

Micro-expressions (MEs) are involuntary movements revealing people's hidden feelings, which has attracted numerous interests for its objectivity in emotion detection.

Auxiliary Learning Micro Expression Recognition +1

Intriguing Properties of Positional Encoding in Time Series Forecasting

1 code implementation16 Apr 2024 Jianqi Zhang, Jingyao Wang, Wenwen Qiang, Fanjiang Xu, Changwen Zheng, Fuchun Sun, Hui Xiong

Motivated by these findings, we introduce two new PEs: Temporal Position Encoding (T-PE) for temporal tokens and Variable Positional Encoding (V-PE) for variable tokens.

Time Series Time Series Forecasting

Hacking Task Confounder in Meta-Learning

1 code implementation10 Dec 2023 Jingyao Wang, Yi Ren, Zeen Song, Jianqi Zhang, Changwen Zheng, Wenwen Qiang

However, our experiments reveal an unexpected result: there is negative knowledge transfer between tasks, affecting generalization performance.

Meta-Learning Transfer Learning

Unleash Model Potential: Bootstrapped Meta Self-supervised Learning

no code implementations28 Aug 2023 Jingyao Wang, Zeen Song, Wenwen Qiang, Changwen Zheng

The long-term goal of machine learning is to learn general visual representations from a small amount of data without supervision, mimicking three advantages of human cognition: i) no need for labels, ii) robustness to data scarcity, and iii) learning from experience.

Meta-Learning Self-Supervised Learning

CSSL-RHA: Contrastive Self-Supervised Learning for Robust Handwriting Authentication

no code implementations18 Jul 2023 Jingyao Wang, Luntian Mou, Changwen Zheng, Wen Gao

In this paper, we propose a novel Contrastive Self-Supervised Learning framework for Robust Handwriting Authentication (CSSL-RHA) to address these issues.

Self-Supervised Learning

Towards Task Sampler Learning for Meta-Learning

1 code implementation18 Jul 2023 Jingyao Wang, Wenwen Qiang, Xingzhe Su, Changwen Zheng, Fuchun Sun, Hui Xiong

We obtain three conclusions: (i) there is no universal task sampling strategy that can guarantee the optimal performance of meta-learning models; (ii) over-constraining task diversity may incur the risk of under-fitting or over-fitting during training; and (iii) the generalization performance of meta-learning models are affected by task diversity, task entropy, and task difficulty.

Few-Shot Learning General Knowledge

Towards the Sparseness of Projection Head in Self-Supervised Learning

no code implementations18 Jul 2023 Zeen Song, Xingzhe Su, Jingyao Wang, Wenwen Qiang, Changwen Zheng, Fuchun Sun

In recent years, self-supervised learning (SSL) has emerged as a promising approach for extracting valuable representations from unlabeled data.

Contrastive Learning Self-Supervised Learning

Text-based Person Search without Parallel Image-Text Data

no code implementations22 May 2023 Yang Bai, Jingyao Wang, Min Cao, Chen Chen, Ziqiang Cao, Liqiang Nie, Min Zhang

Text-based person search (TBPS) aims to retrieve the images of the target person from a large image gallery based on a given natural language description.

Image Captioning Language Modelling +4

Awesome-META+: Meta-Learning Research and Learning Platform

1 code implementation24 Apr 2023 Jingyao Wang, Chuyuan Zhang, Ye Ding, Yuxuan Yang

The project aims to promote the development of meta-learning and the expansion of the community, including but not limited to the following functions: 1) Complete and reliable meta-learning framework, which can adapt to multi-field tasks such as target detection, image classification, and reinforcement learning.

Image Classification Meta-Learning

Efficient Image-Text Retrieval via Keyword-Guided Pre-Screening

no code implementations14 Mar 2023 Min Cao, Yang Bai, Jingyao Wang, Ziqiang Cao, Liqiang Nie, Min Zhang

The proposed framework equipped with only two embedding layers achieves $O(1)$ querying time complexity, while improving the retrieval efficiency and keeping its performance, when applied prior to the common image-text retrieval methods.

Multi-Label Classification Multi-Task Learning +2

SSD-Faster Net: A Hybrid Network for Industrial Defect Inspection

no code implementations3 Jul 2022 Jingyao Wang, Naigong Yu

For the former, we propose a novel slice localization mechanism to help SSD scan quickly.

UTD-Yolov5: A Real-time Underwater Targets Detection Method based on Attention Improved YOLOv5

no code implementations2 Jul 2022 Jingyao Wang, Naigong Yu

In order to make the network more efficient, we also propose optimization methods such as WBF and iterative refinement mechanism.

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