53 results about "Ball tracking" patented technology

The invention discloses a VR rendering optimization method and system based on eyeball tracking, a medium and electronic equipment. The method comprises the following steps: preprocessing VR data to obtain target data; predicting a fixation center point at the next moment according to the target data and based on the trained bidirectional LSTM time sequence neural network; setting dynamic resolution mapping of VR rendering according to the fixation center point; setting a plurality of rendering areas for VR rendering according to the fixation center point; dynamically adjusting target dynamic quantization parameters respectively corresponding to the plurality of rendering areas based on the current network condition; vR dynamic rendering at the next moment is carried out based on the dynamic resolution mapping and the target dynamic quantization parameter corresponding to each rendering area; therefore, the rendering task is allocated in advance according to the predicted fixation center point, so that the user is prevented from feeling dizzy; and meanwhile, dynamic resolution mapping is adopted for rendering, so that the splitting feeling caused by traditional partitioning can be avoided while the rendering calculation amount is reduced.

A system for predicting a resting position of a golf ball may use ball tracking sensor data to identify an impact location of the ball. Modeling of ball movement following impact may be performed that incorporates measured ball impact physics, impact coordinates, and material properties of ground or objects to which the impact coordinates correspond and, together with historical shot data corresponding to the impact coordinates or an encompassing zone, bounce and roll behavior and / or final resting position predictions may be generated.

Disclosed techniques relate to using one or more of baseball match statistics, textual insights, predictions (e.g., team and player at the match level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

A system for predicting a resting position of a golf ball may use ball tracking sensor data to identify an impact location of the ball. Modeling of ball movement following impact may be performed that incorporates measured ball impact physics, impact coordinates, and material properties of ground or objects to which the impact coordinates correspond and, together with historical shot data corresponding to the impact coordinates or an encompassing zone, bounce and roll behavior and / or final resting position predictions may be generated.

Disclosed techniques relate to using one or more of racing event statistics, textual insights, predictions (e.g., team and player at the event level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as event statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

The embodiment of the invention discloses a self-adaptive eyeball tracking method and device based on deep learning. The method comprises the following steps: acquiring eyeball images under various light conditions; preprocessing the eyeball image to obtain a preprocessed eyeball image; constructing an initial eyeball tracking model based on the spiking neural network, and training the initial eyeball tracking model to obtain a trained eyeball tracking model; inputting the preprocessed eyeball image into the trained eyeball tracking model, and obtaining a movement track of an eyeball in the eyeball image, wherein the movement track is output by the trained eyeball tracking model; and based on the motion track, analyzing eyeball data and reading behaviors of the target user to obtain an analysis result. The method not only can maintain high-precision eyeball tracking under various light conditions to adapt to different light environments, but also can analyze reading behaviors of readers in real time, and provides powerful support for personalized reading experience and content recommendation.

A ball flight management system includes a receiver configured to receive a wireless signal comprising an indication of an intended pitch type selected from among a plurality of intended pitch types, one or more sensors configured to measure one or more ball flight parameters of a pitched ball and output one or more measured ball flight parameters, and a recording unit in communication with the one or more sensors and the receiver, the recording unit receiving and storing the one or more measured ball flight parameters output by the one or more sensors and the indication of the intended pitch type received by the receiver, the recording unit associating the intended pitch type with the at least one measured ball flight parameter to generate a record for the pitched ball that includes the at least one measured ball flight parameter and the intended pitch type, and storing the record.

The invention discloses a ball game tracking shooting method, device and equipment and a storage medium, and the method comprises the steps: updating a ball track pool based on a current frame of a real-time shooting picture; screening out tracks of which the number of real balls exceeds a first threshold value from the ball track pool to obtain an effective ball track pool; selecting a track with the maximum total displacement from the effective ball track pool as a competitive ball track; and predicting the motion trend of the shooting view angle based on the track of the competitive ball so as to track and shoot the competitive ball in advance. According to the method, the ball target in the real-time video image is detected, the track pool is constructed by matching according to the continuity of the multi-frame ball target, and the ball most likely to be the actual competitive ball is selected from the track pool according to the displacement of the ball for tracking, so that the solution of accurately tracking the competitive ball in automatic tracking shooting is realized, and the accuracy of the competitive ball tracking is improved. The successful tracking capability of important competitive scenes can be improved. The invention further discloses a related device, equipment and a storage medium.

Disclosed techniques relate to using one or more of soccer match statistics, textual insights, predictions (e.g., team and player at the match level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

Disclosed techniques relate to using one or more of tennis match statistics, textual insights, predictions (e.g., team and player at the match level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

A golf simulation system comprises a tilting platform including a planar golf stroke surface, and at least one inclinometer affixed to the golf stroke surface, a projection screen located at one end of the tilting platform, at least one platform ball tracking system including a visual sensor, at least one simulation ball tracking system including a trigger and a sensor; at least one platform projection system including a projector, at least one simulation projection system including a projector, and an integration hub operatively connected to the tilting platform, the at least one platform and simulation ball tracking systems, and the at least one platform and simulation projection systems.

The application discloses a VR rendering optimization method and system based on eyeball tracking, a medium and an electronic device, and the method comprises the following steps: preprocessing VR data to obtain target data; predicting a gaze center point at the next moment according to the target data and based on a trained bidirectional LSTM time sequence neural network; setting a dynamic resolution mapping of VR rendering according to the gaze center point; setting a plurality of rendering areas of the VR rendering according to the gaze center point; dynamically adjusting target dynamic quantization parameters corresponding to the plurality of rendering areas respectively based on the current network condition; performing VR dynamic rendering at the next moment based on the dynamic resolution mapping and the target dynamic quantization parameters corresponding to each rendering area respectively; therefore, the application allocates rendering tasks in advance according to the predicted gaze center point, so that the user can avoid dizziness; meanwhile, the rendering adopts dynamic resolution mapping, so that the rendering calculation amount can be reduced, and the fragmentation caused by traditional partitioning can be avoided.

The present application relates to a method and system for detecting out-of-bounds in a basketball game based on computer vision in the field of game monitoring technology. The method deploys a number of overhead cameras and a number of upward cameras at preset positions on a basketball court according to preset coverage rules; collects identity information of each member of both teams before the game starts to obtain personnel identity information; uses the upward camera to determine out-of-bounds, and uses the downward camera to scientifically determine the out-of-bounds personnel by combining the posture of the person and basketball tracking. This method can capture out-of-bounds situations in real time through the image of the upward camera. At the same time, due to the closer distance to the out-of-bounds position, the judgment accuracy is high, and the occurrence of out-of-bounds can be captured more sensitively; the advantage of the camera position with an overhead angle can bypass the occlusion of the baseline and directly detect out-of-bounds situations within the baseline range, while directly analyzing the last touch record to determine out-of-bounds situations.

The invention relates to the field of shortsightedness prevention, in particular to a shortsightedness prevention reminding device with an eyeball movement tracking function, which comprises a study desk body, two diagonally arranged mounting blocks are fixedly connected to the rear end of the top of the study desk body, and eyeball tracking cameras with adjustable inclination angles are rotatably connected to the front ends of the mounting blocks respectively; two lifting supporting legs are fixedly connected to the bottom of the learning table body, a mounting groove is formed in the learning table body, a lifting adjusting assembly and an inclination angle adjusting assembly are connected into the mounting groove, a driving motor and a clutch assembly are fixedly connected into the mounting groove, and the driving motor is connected with the clutch assembly. The clutch assembly is connected with the inclination angle adjusting assembly and the lifting adjusting assembly, the controller is electrically connected with the lifting adjusting assembly, the clutch assembly and the inclination angle adjusting assembly, the eyeball movement tracking technology can be combined with a learning table, students can be effectively assisted in cultivating good sitting postures, and the myopia prevention reminding effect is achieved.

A method and a system are provided for ball tracking in a physical mini-golf (crazy golf) game for computer visualisation. The method comprises obtaining synchronised camera data from multiple cameras positioned to capture movement of a ball on a course from a tee-off position to the hole cup. A ball is identified 305 and linked to a registered player at the tee-off position by capturing a repeating polygonal pattern upon the ball using pattern recognition. The method further comprises tracking the identified ball using the synchronised camera data to provide three-dimensional (3D) coordinates 307 and generating events (e.g. identification of legal shots 308 and determining when a ball is in the cup 309) relating to the ball during the movement on the course. The method provides the 3D coordinates of the ball tracking and the events to a computer visualisation system for display 310. The method may use irradiating the course hole with infrared light 302 to facilitate infrared image acquisition. The 3D coordinates for ball position may be provided by using a supplied 3D model of each course hole, or by using triangulation using two or more calibrated cameras. An associated system and computer program product for ball tracking is also described.

A system (600) includes multiple cameras (104) disposed about an area (102), a processor (606), and a memory (608) communicatively coupled to the processor. The memory stores instructions that cause the processor to receive a set of video data (602) associated with the cameras. In an embodiment, the set of video data includes a set of image frames associated with a set of ball tracking data (618, 622). In an embodiment, the operations include selecting a first image frame (626) associated with a first change in acceleration and a second image frame (628) associated with a second change in acceleration. In an embodiment, the operations include generating a set of virtual camera actions (630) based on the first image frame and the second image frame.

The present invention relates to a method, device, and storage medium for identifying highlight moments on a basketball court. The method comprises the following steps: camera calibration; acquiring video frames, cue ball marking information, and continuously updated cue ball tracking information and on-field player tracking information, and performing ball holder detection; determining the three-dimensional coordinates of the cue ball in a real-world coordinate system; performing shot event detection, and if a shot event occurs, further determining whether it is a goal event or a miss event; if a goal event occurs, determining whether a ball holder switch has occurred based on the shot holder determination video frame; if a ball holder switch has occurred, updating the ball holder and marking the most recent ball holder before the shot release video frame as the shot holder; and completing the goal event highlight moment identification based on the goal event and shot holder marking. Compared with existing technologies, the present invention has the advantages of convenient and rapid detection and high detection efficiency.

Disclosed techniques relate to using one or more of rugby match statistics, textual insights, predictions (e.g., team and player at the match level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

Disclosed techniques relate to using one or more of football match statistics, textual insights, predictions (e.g., team and player at the match level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

Disclosed techniques relate to using one or more of soccer match statistics, textual insights, predictions (e.g., team and player at the match level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

1. The name of the design product: the graphical user interface of the eye tracking system setting of the electronic device. 2. The use of the design product: an electronic device. 3. The design points of the design product: the graphical user interface. 4. The picture or photo that best indicates the design points: front view. 5. The use of the graphical user interface: for showing the graphical user interface of the eye tracking interaction system setting. 6. The human-computer interaction mode of the graphical user interface: the front view is a setting display interface, clicking the right arrow button in the calibration of the front view can display the interface change state diagram 1; when the two circles corresponding to the user's eyes in the interface change state diagram 1 fall into the dotted circle at the same time, the countdown is completed and enters the calibration interface as shown in interface change state diagram 2.

The application provides an air projection control method and system based on eyeball tracking, and the method comprises the following steps: detecting whether there is an air projection operation instruction, wherein the air projection operation instruction comprises voice request information, vehicle state information and / or eyeball label information; if there is no air projection operation instruction, the imaging surface of the air projection is in a preset position; if there is an air projection operation instruction, based on a response priority rule, the angle and the imaging area of the air projection are adjusted according to the voice request information, the vehicle state information and / or the eyeball label information. The application can comprehensively combine voice request, vehicle state and eyeball tracking technology, adaptively adjust the angle and the projection size of projection imaging according to a preset response priority, meet the projection display requirements of personnel on each seat in the vehicle, enhance the functionality and interestingness of the vehicle-mounted projection function, and improve the experience of the driver and the passenger.

A method and a system are provided for ball tracking in a physical golf game for computer visualisation. The method includes: obtaining camera data from multiple cameras positioned to capture movement of a ball on a course hole from a tee-off position; and identifying a ball at the tee-off position by capturing a pattern by a camera with the pattern provided repeatedly on the ball with the pattern being a shape divided into a visual coding of geometric areas that divide the shape into parts with the geometric areas contrasted to represent a code. The method includes: tracking the identified ball using the camera data to provide three-dimensional coordinates. The method provides the three-dimensional coordinates of the ball tracking and events relating to the ball to a computer visualisation system for display.

The invention discloses a dynamic simulation VR racing simulator and a use method, and belongs to the technical field of virtual reality simulation. The simulator comprises a dynamic physical simulation frame, a VR head display assembly and a dynamic simulation control system. The dynamic physical simulation frame adopts a three-degree-of-freedom motion platform, and simulates the motion posture and acceleration impact of the vehicle through a driving motor, an actuator and a sliding plate; the VR head-mounted display assembly is integrated with an eyeball tracking module and a biosensor, and captures a visual focus and a physiological state of a user in real time; the dynamic simulation control system synchronously processes multi-source data through a data fusion module, generates a low-delay control instruction by using a vestibular-visual conflict elimination algorithm, and dynamically optimizes exercise intensity and a rendering strategy according to physiological feedback of a user through an adaptive adjustment module. According to the invention, multi-sensory synchronous feedback of vision, vestibular sense and touch sense is realized, the occurrence of motion sickness is effectively reduced, and highly immersive and personalized racing car simulation experience is provided.

The application discloses a kind of based on man-machine consistent man-machine co-pilot environment perception method, including to the original point cloud data obtained based on laser radar is carried out ground segmentation and clustering processing, obtain the target detection result of laser radar;Image data is detected using deep learning algorithm, and the target detection result of camera is obtained;Joint calibration is carried out using camera and laser radar, and the target detection result obtained is obtained using graph matching algorithm to obtain coarse perception fusion result;The attention direction of safety officer is detected using eyeball tracking algorithm, and the original point cloud data in the region of the attention direction is finely detected to obtain secondary perception result;The obtained result is fused, and finally the environment perception result based on man-machine consistency is obtained.The application introduces safety officer attention direction detection mechanism, strengthens the perception accuracy, obtains environment perception result, to improve the short-term, close-range road condition perception accuracy, ensure driving safety.

Disclosed techniques relate to using one or more of cricket match statistics, textual insights, predictions (e.g., team and player at the event level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

The application discloses an eyeball tracking method and device, electronic equipment and readable storage medium, and is used for improving the accuracy of eyeball positioning. The method comprises the following steps: acquiring an eyeball image in real time through a camera; determining an eyeball tracking mode according to an initial frame of the eyeball image; and performing eyeball positioning on the eyeball image based on the eyeball tracking mode to obtain eyeball position information.

Disclosed techniques relate to using one or more of rugby match statistics, textual insights, predictions (e.g., team and player at the match level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.

A method and system for playing a player reactive game at a golf entertainment venue are disclosed herein. The system includes golf ball tracking sensors, hitting bays and a server. The golf ball tracking sensors are positioned at a golf driving range. The hitting bays are also at the golf driving range, and each hitting bay has a video display. The server is configured to modify gameplay based on the shot types detected.

Disclosed techniques relate to using one or more of golf match statistics, textual insights, predictions (e.g., team and player at the event level, and team at the season level), graphics, video overlays, and player and ball tracking data. Tracking data may be generated using an in-venue feed or a broadcast feed. The tracking data may be supplemented with event data which may be provided by an operator or an automated system based on the events related to a given sport within a venue or via a broadcast feed. The tracking data and / or event data may be used to generate insights such as match statistics, textual insights, predictions, graphics, video overlays, and or the like. Accordingly, the tracking data and insights generated in accordance with the subject matter disclosed herein may be specific to a given sporting event and / or the sport associated with the sporting event.