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Sourabh Vora

4 accepted papers

2021

PolarStream: Streaming Object Detection and Segmentation with Polar Pillars

NeurIPS 2021poster

Recent works recognized lidars as an inherently streaming data source and showed that the end-to-end latency of lidar perception models can be reduced significantly by operating on wedge-shaped point cloud sectors rather then the full point cloud. However, due to use of cartesian coordinate systems…

Cited by 58SourcePDFScholar
2020

PointPainting: Sequential Fusion for 3D Object Detection

CVPR 2020poster

Camera and lidar are important sensor modalities for robotics in general and self-driving cars in particular. The sensors provide complementary information offering an opportunity for tight sensor-fusion. Surprisingly, lidar-only methods outperform fusion methods on the main benchmark datasets, sugg…

Cited by 1183PDFcodeScholar
2020

nuScenes: A Multimodal Dataset for Autonomous Driving

CVPR 2020poster

Robust detection and tracking of objects is crucial for the deployment of autonomous vehicle technology. Image based benchmark datasets have driven development in computer vision tasks such as object detection, tracking and segmentation of agents in the environment. Most autonomous vehicles, however…

Cited by 7379PDFcodeScholar
2019

PointPillars: Fast Encoders for Object Detection From Point Clouds

CVPR 2019poster

Object detection in point clouds is an important aspect of many robotics applications such as autonomous driving. In this paper, we consider the problem of encoding a point cloud into a format appropriate for a downstream detection pipeline. Recent literature suggests two types of encoders; fixed en…

Cited by 4630PDFcodeScholar