Patents by Inventor Ashwath Aithal
Ashwath Aithal has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11815623Abstract: Embodiments of the present disclosure are directed to a method for object detection. The method includes receiving sensor data indicative of one or more objects for each of a camera subsystem, a LiDAR subsystem, and an imaging RADAR subsystem. The sensor data is received simultaneously and within one frame for each of the subsystems. The method also includes extracting one or more feature representations of the objects from camera image data, LiDAR point cloud data and imaging RADAR point cloud data and generating image feature maps, LiDAR feature maps and imaging RADAR feature maps. The method further includes combining the image feature maps, the LiDAR feature maps and the imaging RADAR feature maps to generate merged feature maps and generating object classification, object position, object dimensions, object heading and object velocity from the merged feature maps.Type: GrantFiled: August 31, 2021Date of Patent: November 14, 2023Assignee: NIO Technology (Anhui) Co., Ltd.Inventors: Huazeng Deng, Ajaya H S Rao, Ashwath Aithal, Xu Chen, Ruoyu Tan, Veera Ganesh Yalla
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Patent number: 11733353Abstract: Embodiments include a method for object detection in a Light Detection And Ranging (LiDAR) point cloud, the method comprising: placing, by a navigation system, a plurality of anchor points in a two-dimensional Bird's Eye View (BEV) of spatial points represented in a segmented ground surface representation of objects detected by a LiDAR system; extracting, by the navigation system, one or more features from the two-dimensional BEV of the spatial points; proposing, by the navigation system, one or more regions of the two-dimensional BEV of the spatial points for object detection; and performing, by the navigation system, object detections on anchor points of the plurality of anchor points in the proposed one or more regions of the two-dimensional BEV of the spatial points.Type: GrantFiled: February 4, 2020Date of Patent: August 22, 2023Assignee: NIO Technology (Anhui) Co., Ltd.Inventors: Arun C S Kumar, Disha Ahuja, Ashwath Aithal
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Patent number: 11668798Abstract: Embodiments include a method for ground surface segmentation on sparse Light Detection And Ranging (LiDAR) point clouds comprising: reading a LiDAR point cloud from a LiDAR sensor, the LiDAR point cloud comprising data representing one or more objects in physical surroundings detected by the LiDAR sensor; voxelizing the LiDAR point cloud to produce a three-dimensional representation of each of the one or more objects; constructing a maximum height map from the three-dimensional representation of each of the one or more objects, the maximum height map comprising a two-dimensional mapping of spatial points representing each of the one or more objects; performing minimum filtering on the spatial points of the maximum height map; and classifying each spatial point as a ground point or a non-ground point based on the minimum filtering of each spatial point.Type: GrantFiled: February 4, 2020Date of Patent: June 6, 2023Assignee: NIO Technology (Anhui) Co., Ltd.Inventors: Arun C S Kumar, Disha Ahuja, Ashwath Aithal
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Patent number: 11493625Abstract: Systems and methods for generating simulated LiDAR data using RADAR and image data are provided. An algorithm is trained using deep-learning techniques such as loss functions to generate simulated LiDAR data using RADAR and image data. Once trained, the algorithm can be implemented in a system, such as a vehicle, equipped with RADAR and image sensors in order to generate simulated LiDAR data describing the system's environment. The simulated LiDAR data may be used by a vehicle control system to determine, generate, and implement modified driving operations.Type: GrantFiled: March 16, 2020Date of Patent: November 8, 2022Assignee: NIO Technology (Anhui) Co., Ltd.Inventors: Arun C S Kumar, Disha Ahuja, Ashwath Aithal
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Patent number: 11257230Abstract: Embodiments include a method for pruning anchor points from a feature map generated from a Light Detections And Ranging (LiDAR) point cloud, the method comprising: receiving, by a navigation system, a LiDAR point cloud from a LiDAR sensor, the LiDAR point cloud comprising data representing one or more objects in physical surroundings detected by the LiDAR sensor; extracting, by the navigation system, a feature map from the LiDAR point cloud, the feature map comprising a plurality of anchor points, each anchor point defined by an anchor box; smoothing, by the navigation system, the extracted feature map; determining, by the navigation system, density of pixels within the anchor box of each anchor point; and pruning, by the navigation system, anchor points from the feature map based on a plurality of factors related to the determined density of pixels within the box of each anchor point.Type: GrantFiled: February 4, 2020Date of Patent: February 22, 2022Assignee: NIO USA, Inc.Inventors: Zachary M. Kendrick, Disha Ahuja, Ashwath Aithal
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Publication number: 20210397880Abstract: Embodiments of the present disclosure are directed to a method for object detection. The method includes receiving sensor data indicative of one or more objects for each of a camera subsystem, a LiDAR subsystem, and an imaging RADAR subsystem. The sensor data is received simultaneously and within one frame for each of the subsystems. The method also includes extracting one or more feature representations of the objects from camera image data, LiDAR point cloud data and imaging RADAR point cloud data and generating image feature maps, LiDAR feature maps and imaging RADAR feature maps. The method further includes combining the image feature maps, the LiDAR feature maps and the imaging RADAR feature maps to generate merged feature maps and generating object classification, object position, object dimensions, object heading and object velocity from the merged feature maps.Type: ApplicationFiled: August 31, 2021Publication date: December 23, 2021Applicant: NIO Technology (Anhui) Co., Ltd.Inventors: Huazeng Deng, Ajaya H S Rao, Ashwath Aithal, Xu Chen, Ruoyu Tan, Veera Ganesh Yalla
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Patent number: 11144889Abstract: A system and method are provided for automatically estimating a repair cost for a vehicle. A method includes: receiving, at a server computing device over an electronic network, one or more images of a damaged vehicle from a client computing device; performing image processing operations on each of the one or more images to detect external damage to a first set of parts of the vehicle; inferring internal damage to a second set of parts of the vehicle based on the detected external damage; and, calculating an estimated repair cost for the vehicle based on the detected external damage and inferred internal damage based on accessing a parts database that includes repair and labor costs for each part in the first and second sets of parts.Type: GrantFiled: May 7, 2018Date of Patent: October 12, 2021Assignee: AMERICAN INTERNATIONAL GROUP, INC.Inventors: Kaigang Li, Ashwath Aithal, Siddhartha Dalal, Liangkai Zhang
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Publication number: 20210286068Abstract: Systems and methods for generating simulated LiDAR data using RADAR and image data are provided. An algorithm is trained using deep-learning techniques such as loss functions to generate simulated LiDAR data using RADAR and image data. Once trained, the algorithm can be implemented in a system, such as a vehicle, equipped with RADAR and image sensors in order to generate simulated LiDAR data describing the system's environment. The simulated LiDAR data may be used by a vehicle control system to determine, generate, and implement modified driving operations.Type: ApplicationFiled: March 16, 2020Publication date: September 16, 2021Inventors: Arun CS Kumar, Disha Ahuja, Ashwath Aithal
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Patent number: 11113584Abstract: Embodiments of the present disclosure are directed to a method for object detection. The method includes receiving sensor data indicative of one or more objects for each of a camera subsystem, a LiDAR subsystem, and an imaging RADAR subsystem. The sensor data is received simultaneously and within one frame for each of the subsystems. The method also includes extracting one or more feature representations of the objects from camera image data, LiDAR point cloud data and imaging RADAR point cloud data and generating image feature maps, LiDAR feature maps and imaging RADAR feature maps. The method further includes combining the image feature maps, the LiDAR feature maps and the imaging RADAR feature maps to generate merged feature maps and generating object classification, object position, object dimensions, object heading and object velocity from the merged feature maps.Type: GrantFiled: February 4, 2020Date of Patent: September 7, 2021Assignee: NIO USA, Inc.Inventors: Huazeng Deng, Ajaya H S Rao, Ashwath Aithal, Xu Chen, Ruoyu Tan, Veera Ganesh Yalla
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Publication number: 20210241026Abstract: Embodiments of the present disclosure are directed to a method for object detection. The method includes receiving sensor data indicative of one or more objects for each of a camera subsystem, a LiDAR subsystem, and an imaging RADAR subsystem. The sensor data is received simultaneously and within one frame for each of the subsystems. The method also includes extracting one or more feature representations of the objects from camera image data, LiDAR point cloud data and imaging RADAR point cloud data and generating image feature maps, LiDAR feature maps and imaging RADAR feature maps. The method further includes combining the image feature maps, the LiDAR feature maps and the imaging RADAR feature maps to generate merged feature maps and generating object classification, object position, object dimensions, object heading and object velocity from the merged feature maps.Type: ApplicationFiled: February 4, 2020Publication date: August 5, 2021Inventors: Huazeng Deng, Ajaya H S Rao, Ashwath Aithal, Xu Chen, Ruoyu Tan, Veera Ganesh Yalla
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Publication number: 20210241471Abstract: Embodiments include a method for pruning anchor points from a feature map generated from a Light Detections And Ranging (LiDAR) point cloud, the method comprising: receiving, by a navigation system, a LiDAR point cloud from a LiDAR sensor, the LiDAR point cloud comprising data representing one or more objects in physical surroundings detected by the LiDAR sensor; extracting, by the navigation system, a feature map from the LiDAR point cloud, the feature map comprising a plurality of anchor points, each anchor point defined by an anchor box; smoothing, by the navigation system, the extracted feature map; determining, by the navigation system, density of pixels within the anchor box of each anchor point; and pruning, by the navigation system, anchor points from the feature map based on a plurality of factors related to the determined density of pixels within the box of each anchor point.Type: ApplicationFiled: February 4, 2020Publication date: August 5, 2021Inventors: Zachary M. Kendrick, Disha Ahuja, Ashwath Aithal
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Publication number: 20210192639Abstract: Disclosed is a system and method to automatically identify property-related risks through the use of computer vision, sensors, and/or building information models (BIMs). The ability to automatically identify a variety of hazards helps mitigate the associated risks, and thus reduces the number of accidents or fatalities that would otherwise occur. In some embodiments, a “risk map” can be generated by mapping the identified risks for a given property.Type: ApplicationFiled: March 10, 2021Publication date: June 24, 2021Applicant: American International Group, Inc.Inventors: Siddhartha Dalal, Devasis Bassu, Promiti Dutta, Ashwath Aithal, Liangkai Zhang, Alvin Chou, Michael P. Castelli
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Publication number: 20210148709Abstract: Embodiments include a method for ground surface segmentation on sparse Light Detection And Ranging (LiDAR) point clouds comprising: reading a LiDAR point cloud from a LiDAR sensor, the LiDAR point cloud comprising data representing one or more objects in physical surroundings detected by the LiDAR sensor; voxelizing the LiDAR point cloud to produce a three-dimensional representation of each of the one or more objects; constructing a maximum height map from the three-dimensional representation of each of the one or more objects, the maximum height map comprising a two-dimensional mapping of spatial points representing each of the one or more objects; performing minimum filtering on the spatial points of the maximum height map; and classifying each spatial point as a ground point or a non-ground point based on the minimum filtering of each spatial point.Type: ApplicationFiled: February 4, 2020Publication date: May 20, 2021Inventors: Arun CS Kumar, Disha Ahuja, Ashwath Aithal
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Publication number: 20210150720Abstract: Embodiments include a method for object detection in a Light Detection And Ranging (LiDAR) point cloud, the method comprising: placing, by a navigation system, a plurality of anchor points in a two-dimensional Bird's Eye View (BEV) of spatial points represented in a segmented ground surface representation of objects detected by a LiDAR system; extracting, by the navigation system, one or more features from the two-dimensional BEV of the spatial points; proposing, by the navigation system, one or more regions of the two-dimensional BEV of the spatial points for object detection; and performing, by the navigation system, object detections on anchor points of the plurality of anchor points in the proposed one or more regions of the two-dimensional BEV of the spatial points.Type: ApplicationFiled: February 4, 2020Publication date: May 20, 2021Inventors: Arun CS Kumar, Disha Ahuja, Ashwath Aithal
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Patent number: 10977740Abstract: Disclosed is a system and method to automatically identify property-related risks through the use of computer vision, sensors, and/or building information models (BIMs). The ability to automatically identify a variety of hazards helps mitigate the associated risks, and thus reduces the number of accidents or fatalities that would otherwise occur. In some embodiments, a “risk map” can be generated by mapping the identified risks for a given property.Type: GrantFiled: April 30, 2020Date of Patent: April 13, 2021Assignee: AMERICAN INTERNATIONAL GROUP, INC.Inventors: Siddhartha Dalal, Devasis Bassu, Promiti Dutta, Ashwath Aithal, Liangkai Zhang, Alvin Chou, Michael P. Castelli
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Patent number: 10776880Abstract: Disclosed is a system and method to automatically identify property-related risks through the use of computer vision, sensors, and/or building information models (BIMs). The ability to automatically identify a variety of hazards helps mitigate the associated risks, and thus reduces the number of accidents or fatalities that would otherwise occur. In some embodiments, a “risk map” can be generated by mapping the identified risks for a given property.Type: GrantFiled: December 22, 2017Date of Patent: September 15, 2020Assignee: American International Group, Inc.Inventors: Siddhartha Dalal, Devasis Bassu, Promiti Dutta, Ashwath Aithal, Liangkai Zhang, Alvin Chou, Michael P. Castelli
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Publication number: 20200258163Abstract: Disclosed is a system and method to automatically identify property-related risks through the use of computer vision, sensors, and/or building information models (BIMs). The ability to automatically identify a variety of hazards helps mitigate the associated risks, and thus reduces the number of accidents or fatalities that would otherwise occur. In some embodiments, a “risk map” can be generated by mapping the identified risks for a given property.Type: ApplicationFiled: April 30, 2020Publication date: August 13, 2020Applicant: American International Group, Inc.Inventors: Siddhartha Dalal, Devasis Bassu, Promiti Dutta, Ashwath Aithal, Liangkai Zhang, Alvin Chou, Michael P. Castelli
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Publication number: 20190050942Abstract: Disclosed is a system and method to automatically identify property-related risks through the use of computer vision, sensors, and/or building information models (BIMs). The ability to automatically identify a variety of hazards helps mitigate the associated risks, and thus reduces the number of accidents or fatalities that would otherwise occur. In some embodiments, a “risk map” can be generated by mapping the identified risks for a given property.Type: ApplicationFiled: December 22, 2017Publication date: February 14, 2019Applicant: American International Group, Inc.Inventors: Siddhartha Dalal, Devasis Bassu, Promiti Dutta, Ashwath Aithal, Liangkai Zhang, Alvin Chou, Michael P. Castelli
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Publication number: 20180260793Abstract: A system and method are provided for automatically estimating a repair cost for a vehicle. A method includes: receiving, at a server computing device over an electronic network, one or more images of a damaged vehicle from a client computing device; performing image processing operations on each of the one or more images to detect external damage to a first set of parts of the vehicle; inferring internal damage to a second set of parts of the vehicle based on the detected external damage; and, calculating an estimated repair cost for the vehicle based on the detected external damage and inferred internal damage based on accessing a parts database that includes repair and labor costs for each part in the first and second sets of parts.Type: ApplicationFiled: May 7, 2018Publication date: September 13, 2018Applicant: American International Group, Inc.Inventors: Kaigang Li, Ashwath Aithal, Siddhartha Dalal, Liangkai Zhang
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Publication number: 20170300742Abstract: An electronic device is described. The electronic device includes a memory configured to store a composite search space comprising a plurality of adjacent cells. Each of the adjacent cells includes a representation of an object. The electronic device also includes a dedicated engine configured to match a representation of an object from a captured image with the representations of the objects in the composite search space.Type: ApplicationFiled: April 14, 2016Publication date: October 19, 2017Inventors: Jian Wei, Ashwath Aithal, Vasudev Bhaskaran