Search Results for author: Han Gao

Found 26 papers, 7 papers with code

DIG3D: Marrying Gaussian Splatting with Deformable Transformer for Single Image 3D Reconstruction

no code implementations25 Apr 2024 Jiamin Wu, Kenkun Liu, Han Gao, Xiaoke Jiang, Lei Zhang

By harnessing the benefits of 3D Gaussians, our approach offers an efficient and accurate solution for 3D reconstruction from single-view images.

3D Object Reconstruction 3D Reconstruction +1

Generative Learning for Forecasting the Dynamics of Complex Systems

no code implementations27 Feb 2024 Han Gao, Sebastian Kaltenbach, Petros Koumoutsakos

We introduce generative models for accelerating simulations of complex systems through learning and evolving their effective dynamics.

Bayesian Conditional Diffusion Models for Versatile Spatiotemporal Turbulence Generation

no code implementations14 Nov 2023 Han Gao, Xu Han, Xiantao Fan, Luning Sun, Li-Ping Liu, Lian Duan, Jian-Xun Wang

A notable feature of our approach is the method proposed for long-span flow sequence generation, which is based on autoregressive gradient-based conditional sampling, eliminating the need for cumbersome retraining processes.

The Development of LLMs for Embodied Navigation

1 code implementation1 Nov 2023 Jinzhou Lin, Han Gao, Xuxiang Feng, Rongtao Xu, Changwei Wang, Man Zhang, Li Guo, Shibiao Xu

This article offers an exhaustive summary of the symbiosis between LLMs and embodied intelligence with a focus on navigation.

Decision Making

Discovering Symmetry Breaking in Physical Systems with Relaxed Group Convolution

no code implementations3 Oct 2023 Rui Wang, Elyssa Hofgard, Han Gao, Robin Walters, Tess E. Smidt

Modeling symmetry breaking is essential for understanding the fundamental changes in the behaviors and properties of physical systems, from microscopic particle interactions to macroscopic phenomena like fluid dynamics and cosmic structures.

Super-Resolution

A Causal Framework to Unify Common Domain Generalization Approaches

no code implementations13 Jul 2023 Nevin L. Zhang, Kaican Li, Han Gao, Weiyan Xie, Zhi Lin, Zhenguo Li, Luning Wang, Yongxiang Huang

Domain generalization (DG) is about learning models that generalize well to new domains that are related to, but different from, the training domain(s).

Domain Generalization

Mitigating Backdoor Attack Via Prerequisite Transformation

no code implementations3 Jun 2023 Han Gao

By introducing prerequisite calculation conditions during the training process, these conditions have little impact on normal features and trigger features, and can complete the training of a standard backdoor model.

Autonomous Driving Backdoor Attack +2

Explicit Feature Interaction-aware Uplift Network for Online Marketing

no code implementations1 Jun 2023 Dugang Liu, Xing Tang, Han Gao, Fuyuan Lyu, Xiuqiang He

Our EFIN includes four customized modules: 1) a feature encoding module encodes not only the user and contextual features, but also the treatment features; 2) a self-interaction module aims to accurately model the user's natural response with all but the treatment features; 3) a treatment-aware interaction module accurately models the degree to which a particular treatment motivates a user through interactions between the treatment features and other features, i. e., ITE; and 4) an intervention constraint module is used to balance the ITE distribution of users between the control and treatment groups so that the model would still achieve a accurate uplift ranking on data collected from a non-random intervention marketing scenario.

Marketing

Towards Total Online Unsupervised Anomaly Detection and Localization in Industrial Vision

no code implementations25 May 2023 Han Gao, Huiyuan Luo, Fei Shen, Zhengtao Zhang

Although existing image anomaly detection methods yield impressive results, they are mostly an offline learning paradigm that requires excessive data pre-collection, limiting their adaptability in industrial scenarios with online streaming data.

Contrastive Learning Unsupervised Anomaly Detection

Dynamic Security Region of Natural Gas Systems in Integrated Electricity-Gas Systems

no code implementations20 Apr 2023 Han Gao, Peiyao Zhao, Zhengshuo Li

In an integrated electricity-gas system (IEGS), the tight coupling of power and natural gas systems is embodied by frequent changes in gas withdrawal from gas-fired units to provide regulation services for the power system to handle uncertainty, which may in turn endanger the secure operation of the natural gas system and ultimately affect the safety of the whole IEGS.

Dimensionality Reduction

Towards Efficient Visual Simplification of Computational Graphs in Deep Neural Networks

no code implementations21 Dec 2022 Rusheng Pan, Zhiyong Wang, Yating Wei, Han Gao, Gongchang Ou, Caleb Chen Cao, Jingli Xu, Tong Xu, Wei Chen

A computational graph in a deep neural network (DNN) denotes a specific data flow diagram (DFD) composed of many tensors and operators.

Depth-Assisted ResiDualGAN for Cross-Domain Aerial Images Semantic Segmentation

1 code implementation21 Aug 2022 Yang Zhao, Peng Guo, Han Gao, Xiuwan Chen

Generative methods are common approaches to minimizing the domain gap of aerial images which improves the performance of the downstream tasks, e. g., cross-domain semantic segmentation.

Segmentation Semantic Segmentation +1

Bone marrow sparing for cervical cancer radiotherapy on multimodality medical images

no code implementations20 Apr 2022 Yuening Wang, Ying Sun, Jie Yuan, Kexin Gan, Hanzi Xu, Han Gao, Xiuming Zhang

Experiments on patient dataset reveal that our proposed method can enhance the multimodal image registration accuracy and efficiency for medical practitioners in sparing BM of cervical cancer radiotherapy.

Image Registration Point cloud reconstruction

ResiDualGAN: Resize-Residual DualGAN for Cross-Domain Remote Sensing Images Semantic Segmentation

1 code implementation27 Jan 2022 Yang Zhao, Peng Guo, Zihao Sun, Xiuwan Chen, Han Gao

The performance of a semantic segmentation model for remote sensing (RS) images pretrained on an annotated dataset would greatly decrease when testing on another unannotated dataset because of the domain gap.

Image-to-Image Translation Semantic Segmentation +2

Predicting Physics in Mesh-reduced Space with Temporal Attention

no code implementations ICLR 2022 Xu Han, Han Gao, Tobias Pfaff, Jian-Xun Wang, Li-Ping Liu

Graph-based next-step prediction models have recently been very successful in modeling complex high-dimensional physical systems on irregular meshes.

Unsupervised cross-user adaptation in taste sensation recognition based on surface electromyography with conformal prediction and domain regularized component analysis

no code implementations20 Oct 2021 Hengyang Wang, Xianghao Zhan, Li Liu, Asif Ullah, Huiyan Li, Han Gao, You Wang, Guang Li

The results show that DRCA improved the classification accuracy on six subjects (p < 0. 05), compared with the baseline models trained only with the source domain data;, while CPSC did not guarantee the accuracy improvement.

Conformal Prediction Data Augmentation

Context Detection for Advanced Self-Aware Navigation using Smartphone Sensors

no code implementations15 May 2020 Han Gao, Paul D. Groves

In order to operate across different contexts, a context-adaptive navigation solution introduces an element of self-awareness by detecting the operating context and configuring the positioning system accordingly.

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