Patent ID: 11915501
Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 5:
6. The object detection method according to claim 5, wherein the performing a 3D convolution operation on the feature information of the 3D voxel comprises:
performing the 3D convolution operation on the feature information of the 3D voxel by using a 3D convolutional network in a region proposal network (RPN), the RPN further comprising a 2D convolutional network connected to the 3D convolutional network, the 2D convolutional network comprising a plurality of convolutional blocks sequentially connected; and
the performing a 2D convolution operation on the 3D convolution feature information to obtain the convolution feature set comprises:
performing a 2D convolution operation on the 3D convolution feature information sequentially by using the plurality of convolutional blocks in the 2D convolutional network; and
fusing convolution features outputted by the convolutional blocks to obtain the convolution feature set.