Search Results for author: Yaochen Li

Found 15 papers, 2 papers with code

BEV-LaneDet: An Efficient 3D Lane Detection Based on Virtual Camera via Key-Points

no code implementations CVPR 2023 Ruihao Wang, Jian Qin, Kaiying Li, Yaochen Li, Dong Cao, Jintao Xu

Experimental results demonstrate that our work outperforms the state-of-the-art approaches in terms of F-Score, being 10. 6% higher on the OpenLane dataset and 4. 0% higher on the Apollo 3D synthetic dataset, with a speed of 185 FPS.

3D Lane Detection Autonomous Driving

BEV-LaneDet: a Simple and Effective 3D Lane Detection Baseline

no code implementations12 Oct 2022 Ruihao Wang, Jian Qin, Kaiying Li, Yaochen Li, Dong Cao, Jintao Xu

Experimental results demonstrate that our work outperforms the state-of-the-art approaches in terms of F-Score, being 10. 6% higher on the OpenLane dataset and 5. 9% higher on the Apollo 3D synthetic dataset, with a speed of 185 FPS.

3D Lane Detection Autonomous Driving

Effective multi-view registration of point sets based on student's t mixture model

1 code implementation13 Dec 2020 Yanlin Ma, Jihua Zhu, Zhongyu Li, Zhiqiang Tian, Yaochen Li

What's more, the t-distribution takes the noise with heavy-tail into consideration, which makes the proposed method be inherently robust to noises and outliers.

Visual Space Optimization for Zero-shot Learning

no code implementations30 Jun 2019 Xinsheng Wang, Shanmin Pang, Jihua Zhu, Zhongyu Li, Zhiqiang Tian, Yaochen Li

The other is to optimize the visual feature structure in an intermediate embedding space, and in this method we successfully devise a multilayer perceptron framework based algorithm that is able to learn the common intermediate embedding space and meanwhile to make the visual data structure more distinctive.

Zero-Shot Learning

Feature Concatenation Multi-view Subspace Clustering

1 code implementation30 Jan 2019 Qinghai Zheng, Jihua Zhu, Zhongyu Li, Shanmin Pang, Jun Wang, Yaochen Li

To this end, this paper proposes a novel multi-view subspace clustering approach dubbed Feature Concatenation Multi-view Subspace Clustering (FCMSC), which boosts the clustering performance by exploring the consensus information of multi-view data.

Clustering Multi-view Subspace Clustering

Multi-view Point Cloud Registration with Adaptive Convergence Threshold and its Application on 3D Model Retrieval

no code implementations25 Nov 2018 Yaochen Li, Ying Liu, Rui Sun, Rui Guo, Li Zhu, Yong Qi

In this paper, we propose a framework to reconstruct the 3D models by the multi-view point cloud registration algorithm with adaptive convergence threshold, and subsequently apply it to 3D model retrieval.

Point Cloud Registration Retrieval

Spatio-Temporal Road Scene Reconstruction using Superpixel Markov Random Field

no code implementations24 Nov 2018 Yaochen Li, Yuehu Liu, Jihua Zhu, Shiqi Ma, Zhenning Niu, Rui Guo

The data fidelity term in the MRF's energy function is jointly computed according to the superpixel features of color, texture and location.

Superpixels

Adaptive Co-weighting Deep Convolutional Features For Object Retrieval

no code implementations20 Mar 2018 Jiaxing Wang, Jihua Zhu, Shanmin Pang, Zhongyu Li, Yaochen Li, Xueming Qian

Aggregating deep convolutional features into a global image vector has attracted sustained attention in image retrieval.

Image Retrieval Object +1

K-means clustering for efficient and robust registration of multi-view point sets

no code implementations14 Oct 2017 Zutao Jiang, Jihua Zhu, Georgios D. Evangelidis, Changqing Zhang, Shanmin Pang, Yaochen Li

Subsequently, the shape comprised by all cluster centroids is used to sequentially estimate the rigid transformation for each point set.

Clustering

Multi-view Registration Based on Weighted Low Rank and Sparse Matrix Decomposition of Motions

no code implementations25 Sep 2017 Congcong Jin, Jihua Zhu, Yaochen Li, Shanmin Pang, Lei Chen, Jun Wang

Then, it proposes the weighted LRS decomposition, where each block element is assigned with one estimated weight to denote its reliability.

Simultaneous merging multiple grid maps using the robust motion averaging

no code implementations14 Jun 2017 Zutao Jiang, Jihua Zhu, Yaochen Li, Zhongyu Li, Huimin Lu

The main idea of this approach is to recover all global motions for map merging from a set of relative motions.

An Effective Approach for Point Clouds Registration Based on the Hard and Soft Assignments

no code implementations1 Jun 2017 Congcong Jin, Jihua Zhu, Yaochen Li, Shaoyi Du, Zhongyu Li, Huimin Lu

For the registration of partially overlapping point clouds, this paper proposes an effective approach based on both the hard and soft assignments.

Effective scaling registration approach by imposing the emphasis on the scale factor

no code implementations28 Apr 2017 Minmin Xu, Siyu Xu, Jihua Zhu, Yaochen Li, Jun Wang, Huimin Lu

This paper proposes an effective approach for the scaling registration of $m$-D point sets.

Weighted Motion Averaging for the Registration of Multi-View Range Scans

no code implementations21 Feb 2017 Rui Guo, Jihua Zhu, Yaochen Li, Dapeng Chen, Zhongyu Li, Yongqin Zhang

With the overlapping percentage available, it views the overlapping percentage as the corresponding weight of each scan pair and proposes the weight motion averaging algorithm, which can pay more attention to reliable and accurate relative motions.

3D Reconstruction

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