16 results about "Competitive sport" patented technology

The invention relates to the technical field of action recognition, in particular to a competitive sports-oriented skeleton trajectory deep learning compensation method and system, and the system comprises a data preprocessing module, a data integrity evaluation module, a core compensation network, a biomechanical rationality optimization module, a personalized habit encoder and an advanced compensation path. Compared with the prior art that a single trajectory compensation model is generally adopted, challenges of shielding scenes of different degrees are difficult to effectively deal with, and the problem of insufficient short-time shielding compensation precision or trajectory distortion under long-time shielding often occurs, an intelligent routing mechanism based on data integrity evaluation is adopted, and the method has the advantages that the complexity is reduced, and the reliability is improved. Through dynamic switching of a basic compensation path and an advanced compensation path fused with personalized prediction, adaptive processing of different shielding scenes is realized, reconstruction precision under short-time shielding is ensured, track rationality and continuity under a long-time shielding scene are remarkably improved through motion trend prediction, and the reconstruction precision is improved. And the practicability and the reliability of the system in an actual competitive environment are enhanced.

The present invention relates to a real-time biometric data visualization system for live sports streaming, integrating physiological performance metrics such as heart rate into live video broadcasts. The system comprises a wearable heart rate monitor, a mobile application for preprocessing biometric data, a backend server for storage and synchronization, and a web-based overlay system for generating dynamic graphical health bar visualizations. Biometric data is transmitted wirelessly via Bluetooth, Wi-Fi, or 5G from the wearable device to the mobile application, where it is filtered for noise and transmitted to the backend server at predefined intervals or when a significant change occurs. The overlay system retrieves this data in real time to render visual exertion levels synchronized with live video streams. This system enhances audience engagement, sports analytics, and coaching insights by providing instantaneous visibility into athlete exertion levels, enabling real-time strategic decision-making and immersive viewer experiences in competitive sports events.

The invention creates a modularized functional costume system fusing a physical digital twinning technology, and the modularized functional costume system comprises three major breakthroughs: 1, a magnetoelectric coupling interface system: a rare earth permanent magnet array and an optical data transmission channel (the rate is greater than or equal to 1Gbps) are adopted to realize second-level hot plug and data lossless interaction of a functional module; 2, an AI-VR collaborative design platform: driving VR environment real-time simulation based on a deep learning human body motion prediction algorithm, and generating an optimal module topology layout scheme; the multifunctional intelligent module library comprises a temperature control (+ / -10 DEG C adjustment) unit, a biological monitoring (ECG / EMG) unit, a motion enhancement (electromyographic stimulation) unit and other interchangeable units; according to the actual measurement test of the national snowmobile team, the system reconstructs the time lt; the training efficiency is improved by 40%, and the device is already applied to the fields of competitive sports and special operation.

The application provides a method and device for inviting competitive sports match, comprising the steps of: constructing a sports exerciser database, the sports exerciser database storing personal information, participating competitive sports data, competition score data, competition total score Jid value, competitive sports skill level and rank of each sports exerciser; constructing an evaluation system of skill level and rank of each type of public competitive sports; obtaining competition data of both sides after each competitive match; calculating the competition data according to the evaluation system, and updating the skill level and rank of both sides. The application constructs an objective, reasonable and fair comprehensive data analysis and evaluation system for sports exercisers participating in competitive sports, and also builds a platform for sports exercisers to publish demand information of partners and opponents for inviting competitive sports match.

The invention provides an athletic sports training monitoring system and method based on multi-modal data, and the method comprises the steps: transmitting a training data stream of a target object in athletic sports training to a data processing module through a communication network; outputting an effective peak sequence, a joint point coordinate sequence and an acceleration and angular velocity sequence of the target object in the competitive sports training, and calculating a physiological load index in the competitive sports training through the effective peak sequence; calculating kinematics characteristic indexes in the competitive physical training according to the joint point coordinate sequence, the accelerated speed and the angular speed sequence; and inputting the kinematics characteristic indexes and the physiological load indexes into an effect evaluation model of the competitive physical training, outputting an effect fusion score of the target object, and sending the kinematics characteristic indexes, the physiological load indexes and the effect fusion score to a display terminal for visual display. Based on the scheme, multi-modal fusion evaluation of competitive sports training effect monitoring can be realized.

The utility model relates to the field of command transmitting devices, in particular to a rotating wheel type running command transmitting device which has an alarm function or is used in competitive competitions. The rotating wheel type running starting device comprises a shell, a rotating wheel type magazine, a trigger, a driving hammer and a driving assembly, the rotating wheel type magazine used for containing starting bullets, the driving hammer used for triggering the starting bullets, the trigger used for controlling the driving hammer and the driving assembly used for driving the rotating wheel type magazine to rotate are arranged on the shell, and the shell comprises a left shell body and a right shell body. The rotating wheel type magazine is arranged at the front end of the left shell and the front end of the right shell through a rotating wheel shaft, a fan-shaped limiting flange used for preventing starting bombs from falling out is arranged on the edge of the left shell, and a bomb loading opening is formed in the fan-shaped limiting flange. Due to the adoption of the technical scheme, not only is the possibility of restructuring avoided, but also the continuous firing effect is achieved, the situation that the starting bomb falls out due to vibration, and firing fails is avoided, and the use is more convenient.

An augmented reality system for applications in competitive sport or in the recreational or leisure sector, in a swimming pool is provided. The system includes means of visual input arranged within the swimming pool on the bottom and / or wall(s) and / or ceiling possibly of varying height, to present underwater images to a subject moving within the pool and a control unit arranged outside the swimming pool to control the visual input means so as to present a dynamic virtual scenario to the subject.

The invention discloses a competition field edge contour vertex extraction method for antagonistic competitive sports, and relates to the technical field of artificial intelligence and computer vision. Aiming at the defects of dependence on manual calibration, low real-time performance and weak anti-interference performance in the prior art, the method comprises the following steps of: presetting inner and outer contours of a site, erecting camera equipment, extracting frames of a real-time video stream, removing human body shielding interference based on target detection, identifying a site instance by utilizing a general instance segmentation model, and performing multi-stage geometric fitting and error correction. And full-automatic high-precision extraction of the vertex of the field edge contour is realized. The method does not need manual intervention, supports real-time processing, is high in anti-interference performance and extraction precision, effectively improves the perspective transformation reliability, and provides a solid foundation for sports event video analysis.

The invention discloses a virtual object control method, a related device, equipment and a storage medium. The method comprises the steps that a first virtual object in a competitive sports virtual scene is displayed, and the competitive sports virtual scene comprises virtual ball props; in response to a ball passing operation for the first virtual object, controlling the first virtual object to execute a target ball catching animation corresponding to the target action type; the target action type is an action type determined on the basis of intervals where various parameters in a space parameter set are located, the action type is used for indicating actions of the virtual object before ball catching and actions of the virtual object after ball catching, the space parameter set comprises a tactical distance, and the tactical distance represents the distance between the first virtual object and the tactical point position. According to the method, the reasonable action type can be selected for the AI player, so that the success rate of ball catching of the AI player and the coherence of tactical connection are improved, and the game experience of players is improved.

The invention relates to the technical field of joint compensation, in particular to a competitive sports-oriented joint trajectory dynamic compensation intelligent analysis device, which comprises a torque fluctuation identification module, a path sudden change switching module, an impact interference identification module, a traction control adjustment module and a trajectory compensation control integration module. According to the method, take-off action stages are divided through joint torque state changes, a trajectory compensation structure is constructed by combining direction offset points in a supporting path, impact interference fragments are extracted based on posture sudden change features, and an action response process is adjusted according to the sequence difference of starting and ending positions in a traction path. The connection process of the trajectory segments is propelled by means of the arrangement relation of the execution nodes, a continuous path system covering a plurality of action conversion nodes is constructed, and the structural matching capacity for direction sudden change, impact disturbance and response delay in the action process is enhanced. And the path ductility, the action coordination and the connection stability of the joint track under the unsteady state motion condition are improved.

The invention discloses an athlete hand posture recognition method and system in a complex environment. The method comprises the following steps: synchronously acquiring multi-modal data through a multi-source data acquisition device to generate an enhanced hand motion data stream; detecting and segmenting a hand region from the preprocessed data by adopting a convolutional neural network based on an attention mechanism; hand region data are processed through a multi-scale spatial-temporal feature extraction network, and short-term motion features, long-term time sequence features and skeleton topological features are extracted and fused into unified feature representation; 3D coordinates of 21 key points of the hand are estimated from the fused features, and post-processing is carried out on an estimation result by applying a physical constraint optimization algorithm; and packaging the optimized hand posture data into a standard data packet, and outputting the standard data packet to an application system in real time. By the adoption of the technical scheme, the hand posture recognition accuracy exceeding 95% can be achieved, high-precision hand posture recognition can be kept in a complex environment, meanwhile, the overall delay of the system is lower than 10 milliseconds, and the strict requirement for real-time performance of competitive sports is met.

The utility model discloses a competitive assembled maze. The maze is composed of a base plate, a baffle assembly, an invisible door assembly and a rotating door assembly. The chassis is formed by splicing a plurality of square modules, and the edge of each module is provided with an insertion hole, so that the components can be conveniently connected and fixed; the baffle, the invisible door and the revolving door assembly can be flexibly combined into various labyrinth layouts by being inserted into the insertion holes of the base plate; the invisible door can be turned over to hide the channel, and the revolving door realizes a rotating function through the turntable, so that the complexity and interestingness of the labyrinth are increased; the utility model aims to create a novel sports project which has Chinese characteristics and adapts to the requirements of modern competitive sports, and meets the diversified requirements of people on healthy and recreational life.

The invention relates to the technical field of data processing, in particular to a college competitive sports activity digital management method and device and a storage medium, and the method comprises the steps: collecting target motion data and physiological data; a target physical fitness index is determined according to the target blood oxygen saturation degree of the monitoring period, and the training intensity of the next monitoring period is determined; judging the target action normalization based on the target stride frequency and the target landing vertical impact force, and adjusting the determination process of the target training intensity according to the judgment result of the target action normalization in the monitoring period; collecting sEMG signal peak timestamps of target rectus abdominis and rectus femoris in a pedaling and stretching period to determine a target dynamic kinematic chain synchronization index of a current time window, and judging a target dynamic kinematic chain synchronization state; and sending a core-lower limb coordination training suggestion to the target. The training efficiency of college athletes is effectively improved.

The present invention relates to an athlete psychological counseling service system and method based on natural language processing, and belongs to the field of sports psychology and artificial intelligence application technology. The present invention utilizes regular expression matching and replacement methods in natural language processing to replace text, thereby realizing real-time emotional dialogue feedback to athlete inquirers, guiding visitors to talk, and completing information collection in the initial stage of psychological counseling. Through a probability-based text classification method, combined with a corpus of psychological questions, the information collected in the initial stage of consultation is classified, and the psychological problems described by athlete inquirers are professionally and reliably classified. For different categories of psychological problems, psychological intervention is implemented through a standardized psychological chat process, and psychological assistance and psychological support are provided to athlete inquirers in a professional psychological counseling manner. The present invention is of great significance to maintaining the mental health of athletes during preparation and competition, and improving competitive sports performance.