Advanced driver assist systems and methods of detecting objects in the same

    公开(公告)号:US11042999B2

    公开(公告)日:2021-06-22

    申请号:US16660284

    申请日:2019-10-22

    Abstract: An advanced driver assist system (ADAS) may obtain a video sequence including a plurality of frames captured at the vehicle, each frame corresponding to a separate stereo image including a first viewpoint image and a second viewpoint image; generate disparity information associated with a stereo image; obtain depth information associated with an object included in the stereo image based on reflected electromagnetic waves captured at the vehicle; calculate correlation information between the depth information and the disparity information based on the stereo image, the depth information and the disparity information; and correct depth values associated with the stereo image based on the disparity information and the correlation information to generate a depth image with respect to the stereo image. The ADAS may detecting the at least one object in the stereo image, based on the depth image, and may generate an output signal based on the detection.

    DRIVING ASSISTANT SYSTEM, ELECTRONIC DEVICE, AND OPERATION METHOD THEREOF

    公开(公告)号:US20210064913A1

    公开(公告)日:2021-03-04

    申请号:US16874994

    申请日:2020-05-15

    Abstract: Systems and method for automated driving assistance are described. A driving assistant system may include a first sensor unit configured to provide an input image including another vehicle and a background; an image processor configured to generate a plurality of pyramid images by down-sampling the input image, acquire a depthmap including depth values from the first sensor unit to the other vehicle and the background, generate a plurality of pieces of mask data with different average depths of the depth values based on the depthmap, and output a plurality of masked images representing different average distances from the first sensor unit based on the plurality of pieces of mask data and the plurality of pyramid images; a feature extractor configured to output feature data of each of the plurality of masked images; and a detector configured to detect the other vehicle included in the input image based on the feature data.

    Neural network system for performing learning, learning method thereof, and transfer learning method of neural network processor

    公开(公告)号:US11494646B2

    公开(公告)日:2022-11-08

    申请号:US16701841

    申请日:2019-12-03

    Abstract: A neural network system includes a processor and a memory. The processor is configured to perform learning including multiple learning iterations on multiple layers, to determine at least one layer in which the learning is interrupted among the multiple layers. The determination of the at least one layer in which the learning is interrupted is based on a result of comparing for each of the multiple layers a distribution of first weight values resulting from a first learning iteration with a distribution of second weight values resulting from a second learning iteration. The processor is also configured to perform a third learning iteration in layers except the at least one layer for which interruption of the learning has been determined. The memory stores first distribution information of the first weight values and second distribution information of the second weight values and is configured to provide the first distribution information and the second distribution information to the processor when the second learning iteration is completed.

    Streaming accelerators and streaming systems including the same

    公开(公告)号:US12190229B2

    公开(公告)日:2025-01-07

    申请号:US17341650

    申请日:2021-06-08

    Abstract: A streaming accelerator includes a first pool, a first switch bus, a second pool and a second switch bus. The first pool includes neural processing unit (NPU) bundles, and each of NPU bundles includes a plurality of NPUs. The first switch bus provides a first streaming data to a first selected NPU bundle and a second selected NPU bundle respectively. The second pool includes network interface card (NIC) bundles, and each of the NIC bundles includes an encoder and a NIC. The second switch bus provides a first intermediate streaming data and a second intermediate streaming data to a first selected NIC bundle and a second selected NIC bundle. The first selected NIC bundle encodes the first intermediate streaming data to generate a first encoded streaming data. The second selected NIC bundle encodes the second intermediate streaming data to generate a second encoded streaming data.

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