Search Results for author: Jiahui Wang

Found 13 papers, 5 papers with code

LGSDF: Continual Global Learning of Signed Distance Fields Aided by Local Updating

2 code implementations8 Apr 2024 Yufeng Yue, Yinan Deng, Jiahui Wang, Yi Yang

Implicit reconstruction of ESDF (Euclidean Signed Distance Field) involves training a neural network to regress the signed distance from any point to the nearest obstacle, which has the advantages of lightweight storage and continuous querying.

Self-Supervised Learning

OpenGraph: Open-Vocabulary Hierarchical 3D Graph Representation in Large-Scale Outdoor Environments

1 code implementation14 Mar 2024 Yinan Deng, Jiahui Wang, Jingyu Zhao, Xinyu Tian, Guangyan Chen, Yi Yang, Yufeng Yue

In this work, we propose OpenGraph, the first open-vocabulary hierarchical graph representation designed for large-scale outdoor environments.

Zero-Shot Learning

Robust Transductive Few-shot Learning via Joint Message Passing and Prototype-based Soft-label Propagation

no code implementations28 Nov 2023 Jiahui Wang, Qin Xu, Bo Jiang, Bin Luo

Label propagation methods try to propagate the labels of support samples on the constructed graph encoding the relationships between both support and query samples.

Few-Shot Learning

Density Distribution-based Learning Framework for Addressing Online Continual Learning Challenges

no code implementations22 Nov 2023 Shilin Zhang, Jiahui Wang

CL, especially the Class Incremental Learning, enables adaptation to new test distributions while continuously learning from a single-pass training data stream, which is more in line with the practical application requirements of real-world scenarios.

Class Incremental Learning Density Estimation +1

DFB: A Data-Free, Low-Budget, and High-Efficacy Clean-Label Backdoor Attack

1 code implementation18 Aug 2023 Binhao Ma, Jiahui Wang, Dejun Wang, Bo Meng

DFB is unique in its independence from training data access, requiring solely the knowledge of a specific target class.

Backdoor Attack backdoor defense

Stabilization with Prescribed Instant via Lyapunov Method

no code implementations22 Feb 2023 Jiyuan Kuang, Yabin Gao, Yizhuo Sun, Jiahui Wang, Aohua Liu, Yue Zhao, Jianxing Liu

In anothor word, the settling time under the presented controller is independent of the initial conditions and equals the prescribed time instant.

Few-Shot Point Cloud Semantic Segmentation via Contrastive Self-Supervision and Multi-Resolution Attention

no code implementations21 Feb 2023 Jiahui Wang, Haiyue Zhu, Haoren Guo, Abdullah Al Mamun, Cheng Xiang, Tong Heng Lee

Moreover, a case study on practical CAM/CAD segmentation is presented to demonstrate the effectiveness of our approach for real-world applications.

Contrastive Learning Few-Shot Learning +2

Masked Self-Supervision for Remaining Useful Lifetime Prediction in Machine Tools

no code implementations4 Jul 2022 Haoren Guo, Haiyue Zhu, Jiahui Wang, Vadakkepat Prahlad, Weng Khuen Ho, Tong Heng Lee

With the availability of deep learning approaches, the great potential and prospect of utilizing these for RUL prediction have resulted in several models which are designed driven by operation data of manufacturing machines.

Self-Supervised Learning

CAM/CAD Point Cloud Part Segmentation via Few-Shot Learning

no code implementations4 Jul 2022 Jiahui Wang, Haiyue Zhu, Haoren Guo, Abdullah Al Mamun, Vadakkepat Prahlad, Tong Heng Lee

However, the disadvantage is that the resulting models from the fully-supervised learning methodology are highly reliant on the completeness of the available dataset, and its generalization ability is relatively poor to new unknown segmentation types (i. e. further additional novel classes).

3D Part Segmentation Few-Shot Learning +1

Cross-Enhancement Transformer for Action Segmentation

1 code implementation19 May 2022 Jiahui Wang, Zhenyou Wang, Shanna Zhuang, Hui Wang

Temporal convolutions have been the paradigm of choice in action segmentation, which enhances long-term receptive fields by increasing convolution layers.

Action Segmentation Segmentation

Schrödinger's FP: Dynamic Adaptation of Floating-Point Containers for Deep Learning Training

no code implementations28 Apr 2022 Miloš Nikolić, Enrique Torres Sanchez, Jiahui Wang, Ali Hadi Zadeh, Mostafa Mahmoud, Ameer Abdelhadi, Andreas Moshovos

We introduce a software-hardware co-design approach to reduce memory traffic and footprint during training with BFloat16 or FP32 boosting energy efficiency and execution time performance.

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