63 results about "Distraction" patented technology

The invention relates to the technical field of high-altitude operation, in particular to a high-altitude operation anti-falling visual monitoring and early warning system and method. The method comprises the following steps: collecting physiological status data of a worker to generate a fatigue feature and an attention distraction index of the worker; collecting behavior posture data to analyze action regularity; working environment parameters are collected, and a working platform stability index is evaluated; performing interactive association on the worker fatigue characteristics, the attention distraction index, the action regularity and the working platform stability index to obtain worker-environment interactive state data; and performing risk precursor feature extraction on the worker-environment interaction state data to form a multi-dimensional risk precursor feature set. According to the method, personal baseline parameters and behavior pattern characteristics are constructed based on historical safety operation data, an exclusive risk assessment standard is customized for each worker, and the early warning accuracy is remarkably improved.

The invention discloses an academic emotion recognition method and device based on facial expressions and contexts. According to the method, accurate emotion modeling is realized by utilizing a visual language pre-training model CLIP and combining student facial expressions in a video sequence and contextual information of a learning situation. Specifically, according to the method, firstly, collaborative modeling is carried out on facial expressions and context information in a learning scene, so that the ability of recognizing the learning state (such as focusing on learning and distracting) of students is remarkably improved; and secondly, the strong language and visual feature alignment capability of the CLIP pre-training model is utilized, so that the dependence on large-scale video training data is effectively reduced, and the generalization capability and practicability of the model are improved. An accurate and feasible solution is provided for academic emotion recognition, and the method is suitable for monitoring and analysis of academic emotions of students in an education scene.

The invention discloses a rehabilitation training evaluation system for dealing with schizophrenia patients, and relates to the technical field of data processing, the evaluation system comprises a multi-modal sensing module, an edge intelligent processing module and a dynamic graph network evaluation module; according to the technical key points, neurophysiology, behavior tracks, cognitive functions and environmental parameters are fused to form a'microscopic neural activity-mesoscopic behavior performance-macroscopic environment interaction 'full-dimension evaluation network, for example, the recessive decoupling phenomenon of'reduced brain oxygen metabolism but normal autonomic nerve function' of a negative symptom patient can be synchronously captured, and the accuracy of the evaluation network is improved. The method comprises the following steps of: firstly, quantifying the coordination and causality of data of different dimensions through a dynamic graph network, disclosing a dynamic association path of insufficient activation of a forehead cortex, social attention distraction and cognitive task error rate increase, and providing a visual basis for mechanism research and intervention target selection.

The invention discloses an old people cognitive health monitoring system based on virtual reality, and relates to the related technical field of virtual health monitoring technologies. Comprising a multi-modal sensing acquisition module, a virtual reality environment generation module, a cognitive nerve feedback module, a real-time feedback module, a deep learning analysis module, a personalized training plan generation module, a data storage and management module, a remote medical platform and a virtual assistant and coach module. The system can help the elderly to improve the work memory ability through a special work memory training task and a cognitive nerve feedback module, and the elderly can be more efficient during daily life activities by improving the work memory and the attention basic cognitive function aiming at the common attention distraction problem of the elderly, so that the life quality is improved, and the elderly can be helped to take care of the elderly. The cognitive neural feedback module not only pays attention to a cognitive function, but also helps the elderly to better manage emotions by adjusting an emotional network, promotes social interaction, and reduces aloneness and anxiety.

The invention discloses a computer multimedia teaching system and device, relates to the technical field of digital education, and aims at high-dimensional behavior data collected by a multi-source sensor, environment modeling and time alignment are firstly utilized to generate an initial data set, and then noise segments are screened out through comparative learning and clustering. Then, time sequence and similarity correlation is established for the features of the students in different time periods by utilizing a multi-modal interaction graph, compact representation is obtained by utilizing graph neural network multi-layer iteration, and cross-time-period and cross-individual potential correlation is revealed; then, self-adaptive weight adjustment is carried out on the feature components by means of a reinforcement learning agent, the distraction degree is evaluated in real time, a strategy is iteratively optimized, and environmental fluctuation and individual differences are dealt with; and finally, fusing emotion analysis, further splicing emotion vectors such as language emotion and the like with cross-modal features, distinguishing attention changes caused by cognitive load and emotion fluctuation, and facilitating real-time detection and intervention in ideological and political teaching and professional teaching.

The invention discloses a traffic accident risk prediction method and system inspired by driving attention, and the method comprises the steps: obtaining a driving scene image, preprocessing the image, and converting the image into continuous image frames; based on attention mechanism text-to-video attention transfer fusion, text information is converted into video representation, and cross-modal features with coherent semantics are generated; semantic context migration is realized on the cross-modal features through a graph convolutional network, and a dual-path model is constructed on the basis of a generated semantic context feature matrix; and a multi-task learning strategy is adopted, and a potential accident risk caused by distraction of the driver is identified and predicted through a dual-path model. According to the invention, key semantic clues are identified in each module by using an attention mechanism, so that the robustness of accident prediction is enhanced, and the driving safety is remarkably improved.

The invention provides a concentration training method and device based on visual tracking, and the method comprises the steps: collecting the real-time eye movement data of a user, including the staring point coordinate and the eye movement speed, and initializing the target trajectory of a training task; calculating a concentration deviation between the current gazing point and the target trajectory, and dynamically adjusting the target trajectory through nonlinear mapping based on the deviation to generate a dynamic trajectory; constructing a multi-feature fusion distraction scoring model based on the concentration deviation and the change trend of the concentration deviation in combination with the geometric features of the trajectory, and detecting and marking distraction events; when a distraction event is detected, self-adaptive visual correction stimulation is executed at the event position immediately, and a user is guided to return to a task; and after the training period is finished, dynamically adjusting the task difficulty coefficient of the next period according to the frequency and the average deviation of the distraction events in the period.

The invention discloses an attention monitoring method, device and equipment based on multi-modal sensing and a medium, and relates to the technical field of attention monitoring. The method comprises the following steps: collecting eye movement image data of eyeballs of a user; extracting fixation point stability features, eye movement track features, blink mode features and pupil dynamic features based on the eye movement image data; determining a concentration score of the user based on the fixation point stability feature, the blink mode feature, the pupil dynamic feature and the eye movement track feature; and if the concentration score is lower than a preset threshold value, sending reminding information to a user through the wearable device. The attention distraction behavior of the user in a continuous high attention demand scene can be accurately identified and prompted in time.

The invention discloses a visual language large model illusion relieving method based on attention hijacking detection, and the method comprises the steps: selecting target attention layers from an autoregression language decoder of a visual language large model according to actual demands, and carrying out the processing of each target attention layer, and calculating a hijacking person evaluation score of each instruction mark based on the visual information amount transmitted to each generation mark by each instruction mark, taking the instruction marks with higher hijacking person evaluation scores as attention hijacking persons to form an attention hijacking person set, and then performing attention distraction processing so as to realize hallucination relief. According to the method, the instruction marks continuously distorting visual perception of the visual language large model in the decoding process are identified, and the visual attention of the instruction marks is shielded, so that the interference of the instruction marks on a visual area with relatively weak discrimination is isolated, the context attention perception ability of the model is recovered, and the occurrence of illusion is reduced.

The present invention relates to the field of aerial work technology, and in particular to a visual monitoring and early warning system and method for preventing falls during aerial work. The method comprises the following steps: collecting physiological status data of workers to generate worker fatigue characteristics and an attention distraction index; collecting behavioral posture data to analyze movement regularity; collecting work environment parameters and evaluating the work platform stability index; cross-correlating worker fatigue characteristics, attention distraction index, movement regularity, and work platform stability index to obtain worker-environment interaction state data; extracting risk precursor features from the worker-environment interaction state data to form a multi-dimensional risk precursor feature set. The present invention constructs individual baseline parameters and behavioral pattern features based on historical safe work data, customizes exclusive risk assessment standards for each worker, and significantly improves the accuracy of early warnings.

A system for teaching English to students with attention deficit hyperactivity disorder (ADHD), consisting of: a. a mobile processing unit that runs on smartphones and tablets with the Android operating system and is configured to execute software instructions, provide an interactive learning environment and process user input in real time; b. an adaptive difficulty adjustment unit containing a processor and configured to modify the complexity of presented learning tasks based on real-time monitoring of user performance data, wherein this unit uses a feedback loop to increase or decrease the difficulty of the tasks depending on the user's success or failure in previous tasks; c. a vocabulary presentation unit for presenting English vocabulary in the context of everyday activities, wherein this unit integrates visual and auditory output devices for displaying the vocabulary in a structured and engaging format optimized for pupils with ADHD; d. a user interface control unit that is operationally connected to the mobile processing unit and allows the user to adjust various display and audio parameters to minimize distractions and improve concentration, with settings such as screen brightness, text size and volume being adjustable according to individual preferences; e.g. a reward allocation circuit integrated into the adaptive difficulty adjustment unit, responsible for issuing virtual rewards upon task completion. Internal scoring mechanisms are used to track user progress and award corresponding points or incentives; f. a feedback control unit connected to the vocabulary presentation unit and responsible for providing immediate corrective feedback based on the user's interaction with the system, with feedback being generated in a visual and acoustic manner to provide clarity about correct and incorrect answers.

A system and method for providing sensory relief from distraction, inattention, anxiety, fatigue, and / or sensory issues to a user in need thereof, the user may be autistic / neurodiverse or neurotypical. The system may be configured to obtain user sensory sensitivity data indicative of the user's visual, sonic, or interoceptive sensitivity, use at least the user sensory sensitivity data to determine mediation data corresponding to a user-specific sensory threshold and a user-specific mediation, store the sensory threshold and mediation data, record sensory input stimuli to the user using one or more sensors, compare the sensory input stimuli to the sensory threshold, and determine a mediation to be provided to the user based at least on the mediation data in response to comparing the sensory input stimuli to the sensory threshold, the mediation configured to provide the user with relief from distraction, inattention, anxiety, fatigue, or sensory issues.

Methods, apparatus, and systems are disclosed for estimating audience exposure based on engagement level. An example apparatus includes at least one memory, machine readable instructions, and processor circuitry to at least one of instantiate or execute the machine readable instructions to identify a user activity associated with a user during exposure of the user to media based on an output from at least one of a user device, a remote control device, an image sensor, or a motion sensor, classify the user activity as an attention-based activity or a distraction-based activity, assign a distraction factor or an attention factor to the user activity based on the classification, and determine an attention level for the user based on the distraction factor or the attention factor.

The invention relates to a reading ability evaluation method and system based on EEG signals and a storage medium. The method comprises the following steps: acquiring an EEG signal when a user reads in real time, and extracting specific neural feature indexes (including gamma frequency band power, theta-alpha phase synchronism, beta frequency band ERD and theta / beta ratio) corresponding to a cognitive sub-process; evaluating a reading understanding ability level based on the index; and dynamically adjusting the reading material content. According to the system, the evaluation robustness is improved through multi-modal data (EEG, eye movement and answer) fusion, and real-time feedback signals (such as prompt tone and white noise) are generated to intervene in attention distraction or cognize the overload state. According to the method, fine diagnosis and self-adaptive learning closed loop of the reading capability are realized, and the technical defects of lagging, coarse granularity and lack of targeted intervention of a traditional method are overcome.

The invention discloses a multi-task learning-based driver driving-suitable credibility identification method and system, and relates to the technical field of multi-task learning, and the method comprises the steps: determining the multi-modal data of a driver based on the feature positions of a plurality of key face features, the corresponding feature forms and the real-time face image of the driver; the multi-modal data simultaneously contains the accurate head posture of the driver, the dynamic geometric information of the eyes and the mouth and the visual texture and expression details of fatigue, distraction or specific emotion on the face of the driver, and a preset credibility value is determined based on the previous driving event of the driver, a multi-task learning system and the current state of the driver; the corresponding driving early warning item is triggered based on the real-time comparison of the preset credibility value and the driving-suitable credibility value, so that the real-time performance and the accuracy of the driving early warning item are ensured.

The present invention discloses a rehabilitation training evaluation system for schizophrenia patients, which relates to the field of data processing technology. The evaluation system includes a multimodal perception module, an edge intelligent processing module, and a dynamic graph network evaluation module. The technical key points are: integrating neurophysiology, behavioral trajectories, cognitive functions and environmental parameters to form a full-dimensional evaluation network of "micro-neural activity-meso-behavioral performance-macro-environment interaction". For example, it can simultaneously capture the implicit decoupling phenomenon of "reduced brain oxygen metabolism but normal autonomic nervous function" in patients with negative symptoms, avoiding the missed diagnosis of complex pathological mechanisms by traditional scales. Secondly, through the dynamic graph network, the synergy and causality of data of different dimensions are quantified, revealing the dynamic association path of "insufficient prefrontal cortex activation → social attention distraction → increased cognitive task error rate", providing a visual basis for mechanism research and intervention target selection.

The invention belongs to the technical field of wisdom education, and discloses a student classroom interest intelligent evaluation system and method based on multi-visual perception, and the system comprises a behavior detection module which employs a YOLOv11 model to recognize key behaviors such as side sitting, desk lying, standing and the like; the attention estimation module judges whether the student focuses on a blackboard or not by using technologies such as head posture estimation, and divides attention states into concentration, distraction and separation; the emotion recognition module evaluates the emotion titer and the awakening degree level of the student based on the facial expression; the identity matching module is used for matching the face image of each student with source data collected before class; the quantitative evaluation module converts the extracted related information into numerical scores, and a final interest score is generated after weighted summation and integration. According to the method, the behavior, attention and emotion characteristics are extracted from the visual data in a non-intrusive and non-contact mode, the classroom interest level of students is automatically evaluated, and valuable technical support is provided for intelligent classroom interest evaluation.

The invention belongs to the field of flight personnel state monitoring, and discloses a meta-consciousness ability training method and system based on a neural biofeedback technology. The system can obtain neural activity data directly related to the distraction state in a real and continuous task situation, hysteresis and unreliability caused by dependence on subjective reports or behavioral expressions are avoided, and the accuracy and objectivity of distraction monitoring are improved from the source. The decoding model is embedded into a closed-loop neural feedback training system, so that an acoustic feedback signal can be triggered in time when a distraction state occurs, a trainee is prompted to perceive attention deviation, and the self consciousness state is autonomously regulated and controlled without external guidance. The closed-loop feedback can strengthen a conditioned reflex mechanism paying attention to a regression task, and the self-monitoring and self-adjusting capability of meta-awareness is remarkably improved.

The invention discloses a holographic remote interactive teaching system, and relates to the technical field of teaching systems, and the system comprises an integrated teaching system which comprises a three-dimensional dynamic capturing module, a holographic imaging module, an intelligent interactive processing module and a low-delay communication module. The three-dimensional dynamic capture module is used for collecting three-dimensional holographic data of teachers and students in real time, and the three-dimensional holographic data comprises multi-angle depth images and skeleton joint point data. According to the invention, natural eye contact, body language capture and real-time feedback between teachers and students are realized, a dynamic holographic image with a real space depth is generated, the immersion and interactivity of teaching are effectively improved, the problems of eye contact deficiency and student attention distraction in traditional video teaching are solved, and remote teaching is closer to real classroom experience.

The invention relates to a printing technology capable of protecting eyesight and a printing method thereof, and belongs to the technical field of paper printing. According to the printing technology, raw stock white paper is adopted, and green lines and light yellow color blocks are printed on the raw stock white paper. The invention has the beneficial effects that: 1, the raw stock white paper is adopted, the environmental protection requirement of green printing is responded, the damage of paper fluorescence is reduced, the light is more uniform during writing, and the burden of eyes is reduced; and 2, the green lines are used as visual guidance, so that the writing efficiency can be improved, and visual tension caused by long-time writing can be effectively relieved. And 3, the printing of the yellow solid shading has small stimulation to eyes, and also has the effect of improving attention concentration, so that the writing is more concentrated during writing, visual fatigue caused by distraction is reduced, eyesight is protected, and myopia is prevented.

The invention discloses a training device for schizophrenia art therapy. The training device comprises a workbench, the workbench is integrated with a reel, a drawing board and a paper drawing and cutting mechanism, a rotary copying guide template mechanism is arranged at the bottom of a drawing area, and the drawing board is matched with an anti-shake pen. The device forms a closed-loop process of paper supply, creation and arrangement, simplifies operation steps, and adapts to the characteristics of distraction and weak coordination ability of a patient. The copying guide mechanism can flexibly switch patterns with different complexities to realize personalized training; the anti-shake pen can accurately counteract hand shake, smooth and accurate creation is guaranteed, and the contusion feeling of a patient is reduced. The whole device deeply adapts to the clinical requirements of the art therapy through process integration, individuation guidance and precise creation design, assists the patient to recover the cognitive function and adjust the emotion, and provides a professional and efficient auxiliary tool for the schizophrenia art therapy.

The invention relates to the technical field of video generation, discloses a digital human guide type marketing short video generation method and system, and aims to solve the problems of fixed speech speed, lack of dynamic adjustment and low matching degree of content and users in the prior art. The method comprises the following core steps: evaluating user interaction strength based on a user sliding speed and a reviewing rate; evaluating the content complexity based on the keyword density and the numerical information density; integrating the user interaction strength, the content complexity, the platform recommendation score and the real-time conversion rate to calculate the adaptation degree; based on the split-screen state, the continuous watching time and the environment noise level, evaluating the attention distraction degree of the user; and finally, dynamically regulating and controlling the explanation speed of the digital human to a target value according to the adaptation degree, the attention dispersion coefficient and the historical average playing speed multiplying power of the user. The corresponding system module is used for executing the process. According to the invention, real-time personalized adaptation of the explanation speed is realized, and the information transmission efficiency and the user watching experience are improved.

The invention provides a safe driving distraction threshold early warning method based on a multi-modal interaction behavior, and relates to the field of automobile safe driving, the method comprises the following steps: S101, obtaining driving behavior data, facial micro expression data and environment data in real time; s102, identifying distraction actions of the driving behavior data through a space-time convolutional neural network model according to the driving behavior data, and calculating a danger coefficient of the current distraction action; according to the facial micro-expression data, a current facial emotion is recognized through a micro-expression-semantic coupling network model, and an emotion coefficient is calculated; identifying current road conditions and weather conditions by adopting an environment sensing model according to the environment data, and calculating an environment coefficient; s103, calculating a distraction value score according to the danger coefficient, the emotion coefficient and the environment coefficient; step S104, setting a distraction threshold according to the recognized current distraction action, facial emotion and environmental condition; and S105, comparing the current distraction value score with a distraction threshold value, and if the current distraction value score is greater than the distraction threshold value, performing early warning.

The present device aims to create ideal conditions for performing human profiling, assessment and testing processes, in a controlled, simple, accurate, inclusive and distraction-free manner. In order to achieve this aim, the device offers a minimalist, dedicated interface, having a simplified physical keypad that can have various formats depending on the application. During the performance of the test, built-in or peripheral cameras and sensors can collect additional information relating to the attentional, cognitive, physiological and emotional state of the user. This data is processed by the device in order to generate information that can be combined with the other results to produce an even more in-depth assessment of the subject being tested. The entire assessment process can take place in online mode, allowing immediate synchronization with a server, or in offline mode, allowing subsequent synchronization with a server or the downloading of the data directly to a computer. In both cases, an administrative dashboard accessible via the device or via the web can be used to download or create new tests, update the existing tests, register users, view the results and manage the entire assessment process. Finally, the possibility of presenting the test stimuli by means of virtual reality goggles further increases the potential uses and versatility of the equipment.

Methods, apparatus, and systems are disclosed for estimating audience exposure based on engagement level. An example apparatus includes at least one memory, machine readable instructions, and processor circuitry to at least one of instantiate or execute the machine readable instructions to identify a user activity associated with a user during exposure of the user to media based on an output from at least one of a user device, a remote control device, an image sensor, or a motion sensor, classify the user activity as an attention-based activity or a distraction-based activity, assign a distraction factor or an attention factor to the user activity based on the classification, and determine an attention level for the user based on the distraction factor or the attention factor.

The invention belongs to the technical field of fan maintenance, and discloses a fan maintenance auxiliary method based on MR glasses, which is characterized in that sight, voice and posture interaction thresholds are calibrated in a data initialization stage, personnel do not need to frequently switch tools and MR equipment, and distraction is reduced; in the operation guiding stage, an intelligent tool and MR glasses are linked in real time, when torque deviation exceeds a corresponding personnel grade threshold value, an adjustment value is prompted through voice immediately, next-step guiding is frozen, when the heart rate exceeds 80-140 times per minute, operation steps are split, the prompting time is prolonged, the safety of high-altitude operation is guaranteed, and the problem that the tool is used improperly is solved; the MR glasses scan the fan structure through a camera, mark the modification time and material attributes of the non-standard component, and superpose the real-time environment factors of the fan SCADA system to generate a scene label, if the non-standard component is not identified for three times, the artificial auxiliary mark is triggered, and when the deviation between the identification result and the historical archive is greater than or equal to 30%, the window is popped up to prompt confirmation.

The invention discloses an AI GC-based learning content planning method and system, and relates to the technical field of artificial intelligence generation, and the method comprises the steps: monitoring data preprocessing, analyzing and evaluating the distraction condition of a student, prompting concentration and carrying out circular detection if the student distraction occurs, obtaining learning test data after concentration, analyzing and evaluating an unqualified condition, and continuing to carry out detection if the student is qualified. If not, recording the appearance, generating a wrong question set, and prompting to complete review of the wrong question set, so as to improve the learning effect of students. According to the method, the image data is calculated through an edge detection algorithm and an eye movement tracking technology to obtain a learning abnormal factor, the image data and the sound data are calculated through an image processing technology, the edge detection algorithm and ASCI coding to obtain a cross-over factor, and the learning abnormal factor and the cross-over factor are comprehensively analyzed to judge a distraction evaluation value.

In a method and supporting system for intelligent buffering of large scale videos, a video presentation includes a plurality of sub-videos, each associated with a field of view. During presentation of the large scale video, sub-videos within a user's field of view are loaded and presented to the user, and sub-videos in proximate fields of view are loaded for potential presentation. On identifying a change in the user's field of view to one of the proximate fields of view, sub-videos are loaded for presentation within the new field of view. In a method and supporting system for seamless transitions in large scale videos, a video having a plurality of sub-videos is provided for presentation to a user, and distraction levels based on video content and user interactions are tracked. A transition point for the video is identified based on one or both distraction levels, and a sub-video is changed to a different sub-video at the transition point.

The application discloses a driver state gradual determination method and system based on an explicit state space model, belongs to the technical field of driver state monitoring, and solves the problems of describing continuous states in discrete categories and that adaptive thresholds stay in image feature layers. A space-time interaction representation is extracted from a face image sequence, a three-dimensional state vector of vigilance, fatigue and distraction is maintained, each component is non-negative and the sum is one; the current value is obtained by normalizing the sum of the state transition matrix and the input projection matrix transformation of the previous time value and the space-time interaction representation, respectively. Each of the fatigue and distraction is provided with a determination threshold, the prior threshold of the crowd is taken as a benchmark, and the determination threshold is corrected according to the statistics in the baseline collection period and the sliding window; the sum of the alarm multiples of the predicted standard deviations of the two is compared with the respective determination thresholds, and any one exceeding the determination threshold is alarmed; when neither of the two exceeds the determination threshold, a larger early warning multiple is taken to compare again, and if exceeding the early warning multiple, early warning is performed, otherwise, it is normal. The system manages the prompt state level according to state evolution.