Search Results for author: Weihao Gu

Found 7 papers, 5 papers with code

SA-GS: Scale-Adaptive Gaussian Splatting for Training-Free Anti-Aliasing

1 code implementation28 Mar 2024 Xiaowei Song, Jv Zheng, Shiran Yuan, Huan-ang Gao, Jingwei Zhao, Xiang He, Weihao Gu, Hao Zhao

This integration is actually a limiting case of super-sampling, which significantly improves anti-aliasing performance over vanilla Gaussian Splatting.

ModaLink: Unifying Modalities for Efficient Image-to-PointCloud Place Recognition

1 code implementation27 Mar 2024 Weidong Xie, Lun Luo, Nanfei Ye, Yi Ren, Shaoyi Du, Minhang Wang, Jintao Xu, Rui Ai, Weihao Gu, Xieyuanli Chen

Experimental results on the KITTI dataset show that our proposed methods achieve state-of-the-art performance while running in real time.

Depth Estimation

Cam4DOcc: Benchmark for Camera-Only 4D Occupancy Forecasting in Autonomous Driving Applications

1 code implementation29 Nov 2023 Junyi Ma, Xieyuanli Chen, Jiawei Huang, Jingyi Xu, Zhen Luo, Jintao Xu, Weihao Gu, Rui Ai, Hesheng Wang

Furthermore, the standardized evaluation protocol for preset multiple tasks is also provided to compare the performance of all the proposed baselines on present and future occupancy estimation with respect to objects of interest in autonomous driving scenarios.

Autonomous Driving

I2P-Rec: Recognizing Images on Large-scale Point Cloud Maps through Bird's Eye View Projections

no code implementations2 Mar 2023 Shuhang Zheng, Yixuan Li, Zhu Yu, Beinan Yu, Si-Yuan Cao, Minhang Wang, Jintao Xu, Rui Ai, Weihao Gu, Lun Luo, Hui-Liang Shen

The experimental results evaluated on the KITTI dataset show that, with only a small set of training data, I2P-Rec achieves recall rates at Top-1\% over 80\% and 90\%, when localizing monocular and stereo images on point cloud maps, respectively.

Depth Estimation

SuperFusion: Multilevel LiDAR-Camera Fusion for Long-Range HD Map Generation

1 code implementation28 Nov 2022 Hao Dong, Xianjing Zhang, Jintao Xu, Rui Ai, Weihao Gu, Huimin Lu, Juho Kannala, Xieyuanli Chen

However, current works are based on raw data or network feature-level fusion and only consider short-range HD map generation, limiting their deployment to realistic autonomous driving applications.

Autonomous Driving Depth Estimation

Efficient Spatial-Temporal Information Fusion for LiDAR-Based 3D Moving Object Segmentation

1 code implementation5 Jul 2022 Jiadai Sun, Yuchao Dai, Xianjing Zhang, Jintao Xu, Rui Ai, Weihao Gu, Xieyuanli Chen

We also use a point refinement module via 3D sparse convolution to fuse the information from both LiDAR range image and point cloud representations and reduce the artifacts on the borders of the objects.

Autonomous Driving Collision Avoidance +1

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