20 results about "Motor behavior" patented technology

The invention discloses a rehabilitation exercise risk assessment method and device, and relates to the technical field of exercise rehabilitation, and the method comprises the steps: building a body load baseline according to user basic information and static medical history, collecting the exercise posture data of a user through a wearable device, and determining and triggering exercise risk monitoring through three-level abnormal event judgment; and backtracking physiological parameter data, establishing a real-time state vector, comparing the real-time state vector with a body load baseline, outputting a real-time motion risk coefficient, matching a real-time grading intervention strategy, outputting a self-adaptive intervention instruction after an ultra-short-term alarm log is corrected, and driving motion behavior intervention correction. The technical problems of one-sided data and insufficient accuracy caused by the fact that a traditional rehabilitation exercise risk assessment method does not integrate dynamic exercise postures and real-time physiological parameters are solved, accurate and comprehensive assessment, graded intervention and closed-loop tracking of rehabilitation exercise risks are achieved, the exercise injury probability is effectively reduced, and the rehabilitation exercise risk assessment efficiency is improved. And safety and effectiveness of rehabilitation of the patient are guaranteed.

This invention discloses an individual motion behavior analysis system based on dynamic modal configuration and rule-guided fusion, belonging to the fields of intelligent perception, sports science, and human-computer interaction. It includes a data input module, a dynamic modal organization and configuration module, a multimodal feature modeling and fusion module, an indicator-level evaluation and behavior state prediction module, a statistical rule-guided analysis and result correction module, and a structured result generation and output module. These modules work together to form a complete closed loop for motion behavior analysis technology. This invention aims to address the problems in existing motion behavior analysis technologies, such as limited dimensionality of single-modal information, rigid multimodal fusion methods, insufficient stability and interpretability of analysis results, and strong dependence on large-scale manually labeled data.

This invention relates to a precise EEG decoding method and brain-computer interface system based on evoked brain activity, comprising: an EEG acquisition module for acquiring raw EEG signals in resting and motor states; an EEG preprocessing module; a brain dynamics model that, using the purified resting-state and stimulated-state EEG signals processed by the EEG preprocessing module as input, obtains the internal states of spontaneous brain activity and the mixed internal states of spontaneous and evoked brain activity, thereby obtaining the internal states of evoked brain activity; an internal state-EEG conversion network that, using the purified signals processed by the EEG preprocessing module as input, obtains reconstructed EEG signals using an encoding-decoding network; a training module that simultaneously optimizes the model parameters and the internal state-EEG conversion network parameters; and a decoding module that decodes motor behavior based on the internal states of evoked brain activity output by the brain dynamics model. This improves the accuracy of model parameters and internal state estimation and eliminates interference from spontaneous activity.

The invention discloses a lung cancer patient home exercise rehabilitation training system based on a severe game, and the system comprises a patient terminal device which is used for operating a severe game application and collecting exercise behavior data and physiological signals; the medical care terminal management interface is used for medical care personnel to log in and check patient information and training execution conditions; and the server / cloud platform comprises an exercise prescription engine module which is used for generating an individualized exercise prescription based on the baseline evaluation data of the patient. Through a virtual game scene and a hierarchical breakthrough and reward mechanism, the originally boring respiratory training, resistance training and walking training are integrated into a severe game with the sense of sexuality and goals, the participation interest and the sense of achievement of a patient are stimulated, and the possibility of long-term persistence is remarkably improved.

The application provides a processing module, device and system for glucose concentration before and after exercise, the processing module is used for detecting glucose concentration of a subject and giving guidance information, the processing module is configured to determine a fluctuation type of a glucose concentration curve between before exercise and after exercise based on glucose data including time-varying glucose concentration between before exercise and after exercise of the subject, the fluctuation type reflects a change trend of the glucose concentration between before exercise and after exercise, and guidance information or suggestions related to exercise behavior are generated according to the fluctuation type. Therefore, the time spent on seeking doctor's advice can be reduced.

This application provides a high-precision, self-adhesive, stretchable, multimodal pattern system and its construction method, applied to motion behavior monitoring. The method includes the following steps: providing a flexible, stretchable conductive film material; simulating the structural parameters of the motion-sensitive pattern system using simulation software, and based on these parameters, creating a mechanical motion-sensitive pattern using drafting software; importing the mechanical motion-sensitive pattern into a digital printing device, adjusting the device parameters, and printing the pattern onto the flexible, stretchable conductive film material to obtain the digitally printed mechanical motion-sensitive pattern; and conducting a conformity inspection on the digitally printed pattern. Upon passing the inspection, a high-precision, self-adhesive, stretchable mechanical motion-sensitive pattern system is obtained. This application aims to solve scientific motion problems such as posture calibration, rehabilitation training, and movement monitoring in complex motion environments such as sports, fitness, and rehabilitation.

The invention relates to the technical field of artificial intelligence and self-powered wearable sensing, in particular to an intelligent insole based on a self-powered sensor array and a sole pressure behavior recognition method thereof. The system comprises a self-energized sensor array, a signal acquisition and processing module and a data analysis module which are arranged in an insole, the self-energized sensor array is composed of a plurality of friction nanometer power generation units which are arranged in an array mode, and the friction nanometer power generation units are arranged in the forefoot area, the arch area and the heel area of the insole respectively. Electric signals can be generated under the action of plantar pressure or impact without external power supply. The system performs synchronous acquisition, analog-to-digital conversion and normalization processing on the electric signals output by the friction nanometer power generation units to form multi-channel plantar pressure characteristic signals, and realizes reconstruction of plantar pressure distribution and identification analysis of behavior states based on the characteristic signals. The system can effectively reflect stress differences of different areas of the sole, can be used for distinguishing various motion behaviors such as walking and running, realizes self-energy-supply acquisition, visual perception and behavior recognition of sole pressure information, and has good application prospects in the fields of motion monitoring, gait analysis, health assessment and the like.

The invention provides a postoperative rehabilitation standard-reaching evaluation method based on multi-modal motion data fusion, and relates to the technical field of motion behavior analysis and rehabilitation standard-reaching evaluation. Training items and target parameters are set according to operation types and rehabilitation stages, acceleration, angular velocity, displacement and physiological signals are acquired through a wearable acquisition terminal, and a multi-modal data sequence is generated; identifying an effective action section based on the amplitude and period characteristics and forming an execution record; comparing the execution record with a rehabilitation prescription target in the evaluation time window, and calculating a standard score and a comprehensive standard index; and according to the standard index, generating a rehabilitation prompt and dynamically adjusting the training target, thereby realizing quantitative evaluation and individualized optimization of postoperative rehabilitation training.

The invention discloses a class of euphorbia kanane type triterpenoids as well as a preparation method and application thereof. The euphorbia kanane type triterpenoids are extracted and separated from Chinese quassia tree, four of the euphorbia kanane type triterpenoids are new compounds, and the rest of the euphorbia kanane type triterpenoids are known compounds. The applicant finds that most of the compounds show remarkable anti-neuroinflammation activity through activity screening. In an MPTP-induced PD mouse in-vivo model, part of the compounds can significantly improve the impaired movement behavior of PD mice; in addition, MPTP-induced brain tissue inflammatory response can be effectively inhibited, and a protection effect on dopaminergic neurons is achieved.

The invention discloses a coronary heart disease patient movement fear exposure training method based on virtual reality, and the method comprises the steps: collecting and preprocessing the multi-modal data of a patient, and generating a standardized input sample set; inputting the standardized input sample set into a deep belief network model to form a multi-dimensional state embedding vector; carrying out global optimization on the deep belief network model by adopting a Peraupis optimization algorithm; the method is applied to multi-modal data, and the exercise fear level, the exercise fatigue degree and the psychological load level are output. A virtual reality training scene, a training item type and training intensity and rhythm are dynamically adjusted, physiological signals and motion behavior characteristics of a patient are monitored, and when indexes exceeding a safety threshold are detected, training is automatically suspended and an alarm is given; after each training is finished, an individualized rehabilitation evaluation report is generated. According to the invention, a deep belief network and a Panka optimization algorithm are fused, and intelligent dynamic regulation and control of virtual reality myocardial infarction rehabilitation training are realized.

The invention provides a behavioral analysis method based on an echelette grating principle, which comprises the following steps: putting a cage with an experimental animal on an activity monitoring device, arranging a sensor assembly in the cage, and arranging an echelette grating assembly on the activity monitoring device; the weight of a trough in the cage is measured, and whether the experimental animal has a feeding behavior or not is analyzed; measuring the weight of a water tank in the cage, and analyzing whether the experimental animal has a water drinking behavior or not; measuring the movement of the experimental animal, and analyzing whether the experimental animal has a sleep behavior; measuring the movement of the experimental animal, and analyzing whether the experimental animal has a rest behavior or not according to the measured movement data; and measuring the movement of the experimental animal, and analyzing whether the experimental animal has a movement behavior or not according to the measured movement data. Through cooperation of the echelette grating assembly and the sensor assembly, monitoring of five core behaviors of eating, water drinking, sleep, rest and exercise is achieved at the same time, and the one-sidedness of a single index is avoided.

The invention relates to the field of exercise data monitoring and analysis, in particular to an exercise training data monitoring method and device based on the Internet of Things. The method comprises the following steps: deploying a multi-modal sensor array to collect use data of sports equipment in a public ice and snow place in real time, performing data analysis, and generating equipment dynamic use information of different scenes; using intensity quantification is carried out according to the equipment dynamic using information, and a using intensity time sequence curve is generated; periodic fatigue prediction is carried out based on the use intensity time sequence curve, and state fatigue prediction values of all the devices are generated; according to the multi-modal sensor array, carrying out scene exercise people flow statistics to obtain an exercise behavior evaluation report; and carrying out equipment maintenance and equipment resource configuration decision based on the motion behavior evaluation report and the state fatigue prediction value of each equipment. The service life of equipment in public ice and snow places is prolonged, and the user satisfaction degree and safety are improved.

The invention relates to the field of cognition analysis, in particular to a cognition and emotion analysis method and device, electronic equipment and a medium, a first preset action associated with a specific cognition function is triggered by outputting an action indication instruction, and action information (used for representing a feedback action of the target object in response to the instruction) of the target object is obtained in real time; observable motion behaviors can be directly mapped into quantitative cognition and emotion indexes, specifically, a cognition score obtained through calculation based on motion information reflects the response speed of a target object to a motion execution instruction and the consistency degree (namely, the cognition function state) between a feedback motion of the target object and a first preset motion; and the emotion score represents the emotional state of the target object based on action characteristics (such as rhythm, variability and coordination).

The invention belongs to the technical field of rehabilitation training, and discloses a self-adaptive VR rehabilitation training method and system driven by a mirror neuron system. The system comprises a neurophysiology and motion behavior feature enhancement module, a VR scene adaptive control module, a neurophysiology and motion behavior coupling analysis module and a diagnosis interpretation early warning report processing module, and is used for cleaning a multi-modal time sequence data set to obtain cleaned multi-modal data; the method comprises the following steps of: obtaining neurophysiology and motion behavior characteristics after related brain region characteristics of a mirroring neuron system are enhanced, obtaining a parameter dynamic adjustment record report, obtaining a neurophysiology and motion behavior coupling map, and performing analysis based on the neurophysiology and motion behavior coupling map to obtain an interpretable diagnosis report and an early warning report. The method has the remarkable advantages of high multi-modal fusion data quality, good self-adaptive mechanism optimization effect and great transformation effect from the system to clinical use.

The invention discloses a motion state recognition method, a medium and intelligent wearable device.The method is applied to wearable device.The method comprises the steps that under the condition that the wearable device is worn, current activity information of a target user is detected according to a preset detection period; calculating an activity characteristic index based on the current activity information; and determining that the activity feature index meets a predetermined target gait feature condition, and triggering the target user to perform a preset operation of the real movement behavior. According to the invention, by detecting the current activity information of the target user and calculating the activity characteristic index, whether the target user has a real motion behavior can be accurately judged based on the activity characteristic index, and confusion with other activity behaviors is avoided; it is ensured that the target user can be triggered to perform the preset operation of the real movement behavior only under the condition of real walking / gait movement, and the recognition accuracy of the real movement behavior of the user can be improved.

The application discloses a kind of training state evaluation and training plan updating method, device, equipment and storage medium, applied to sports training planning field, obtain the motion behavior monitoring data of current training macrocycle, individual motion characteristic information and competitive state data, training load is quantified based on motion behavior monitoring data to obtain training load input signal;Individualized training benchmark probability distribution is constructed for athlete, the posterior probability distribution of competitive state parameter is obtained by Bayes fusion between competitive state data and individualized training benchmark probability distribution;Determine the competitive state comprehensive evaluation result based on the competitive state parameter value determined by posterior probability distribution, training load input signal and individual motion characteristic information, update training plan based on competitive state comprehensive evaluation result.The present application is accurate evaluation and the generation of individualized training adjustment feedback of athlete competitive state by multi-source training monitoring data, so that the formulation of training plan is more reasonable.

The invention provides an exercise behavior cross-modal retrieval method and system, and belongs to the field of artificial intelligence and sports. The method is realized based on a scale self-adaption and semantic consistency cross-modal retrieval model, and the model comprises a feature extraction module, a scale self-adaption module and a semantic consistency module. Extracting original image multi-scale semantic features and original image global semantic features of the motion behavior image and original text global semantic features of the text based on a feature extraction module; based on a scale adaptive module, performing association matching and cross-layer semantic mapping on the multi-scale features of the text and the image, generating image features with enhanced semantic density, and fusing the image features to obtain a final visual representation; the semantic consistency-based module is used for enhancing and fusing the global features of the text according to the global features of the image to generate final text representation; and outputting a semantic-related motion behavior text or image result through the cross-modal retrieval model. According to the method, the accuracy, the robustness and the generalization ability of cross-modal retrieval are remarkably improved.

The invention discloses a construction method of a personalized exercise recommendation system for old people with cognitive weakness based on a multi-agent dialogue framework. The construction method comprises the following steps: 1) selecting related indexes of cognitive weakness; 2) data acquisition and arrangement to form a structured information set of a user; 3) constructing a vector knowledge base, and constructing the incorporated literature into the vector knowledge base of cognitive weakness related movement and disease related movement; 4) integrating resources in a limited regional radiation range through field investigation to form a local resource library; 5) coding the behavior change technology into a library in the existing literature for the movement behavior change of the target crowd; (6) a multi-agent dialogue framework is constructed, specifically, the multi-agent dialogue framework is constructed, the multi-agent dialogue framework comprises three role agents of a clinical expert, a health coach and a supervisor, and a recommendation logic relation is established for a cognitive weakness related movement knowledge base, a disease related movement knowledge base, a behavior change technology base and the like; and 7) strengthening a training recommendation system: inviting a user to experience feedback, strengthening or correcting a current interaction strategy and a recommendation strategy based on the feedback, and automatically bringing audited data into a training library by the system for system optimization and adjustment. According to the method, a multi-agent dialogue framework is utilized, the problems that traditional intervention is lack of individuation and low in compliance are solved, and cognitive weakness management under the community environment with low cost and high accessibility is achieved.

The invention relates to the technical field of exercise behavior training, in particular to an exercise behavior cognition device fusing a spatio-temporal context attention mechanism, which comprises a VR device body, two sides of the VR device body are fixedly connected with fixing blocks, the interiors of the fixing blocks are fixedly connected with female buckles, one end of the VR device body is provided with a head band, and the other end of the VR device body is provided with a connecting rod. A protective pad is fixedly connected to the front end of the head band, a locking structure is arranged in the head band and comprises a rotary knob, a worm is fixedly connected to the surface of the rotary knob, and storage structures are arranged on the two sides of the head band. The locking structure is arranged, stepless, linear and self-locking type fine adjustment of the tightness of the head band is achieved, the wearing comfort and adaptability are improved, the storage structure is arranged, the binding band can be automatically and neatly rolled into the storage groove when not used, and the problem that the binding band is exposed, wound, knotted or contaminated with dust is effectively solved.