2243 results about "Video recording" patented technology

The invention relates to the technical field of unmanned aerial vehicle control, and provides a route-free automatic inspection system, which comprises an unmanned aerial vehicle, an airborne box, an autonomous flight module, a visual acquisition module, an environment sensing module, a control instruction module and a position evaluation module, and is characterized in that the airborne box is loaded in the unmanned aerial vehicle so as to acquire environment data in the flight process of the unmanned aerial vehicle in real time; the control instruction module receives coordinates of a target area input by a user and issues the coordinates of the target area to the unmanned aerial vehicle, the environment sensing module obtains the coordinates of the target area and environment data and dynamically calculates a pre-planned path, and the position evaluation module performs evaluation according to the real-time position of the unmanned aerial vehicle and the pre-planned path to form an evaluation result. The environment sensing module is triggered to dynamically adjust a pre-planned path according to an evaluation result and adjust to form a flight route, the autonomous flight module controls the unmanned aerial vehicle according to the flight route, and the visual acquisition module identifies the state of an inspection object in real time and executes corresponding shooting or video recording operation.

The invention discloses an ASR identification enhancement method based on audio and video recording. According to the method, the accuracy and compliance of voice recognition in the financial service interaction process are improved by fusing the audio and environment feature information in the banking business double-recording scene. The method comprises the following steps: firstly, constructing an acoustic model for a bank outlet environment, and extracting audio features and interaction scene information of conversation between a client and a worker; and then, designing a vocabulary recognition module special for the financial field, dynamically adjusting language model parameters according to professional term libraries and utterance modes of different business types, and effectively coping with key links such as financial product introduction, risk prompt and customer confirmation. Compared with a traditional ASR system, the voice recognition accuracy in the banking business handling process is remarkably improved, particularly, key term recognition and important information extraction are prominent, and more reliable technical support is provided for financial service standardized management and double-recording quality inspection.

The invention relates to the technical field of image recognition and storage, and discloses a driving video recording method and system based on four-way monitoring. The method comprises the following steps: synchronously acquiring and processing the surrounding environment of a vehicle and the head posture of a driver through a video stream to obtain driving attention reference data; compressing and storing the sight blind area data according to the head posture features to obtain hierarchical video data; performing enhanced mapping on the graded video data to obtain an attention compensation image; performing threat identification and sorting on the compensation image to obtain threat level data; establishing a threat level index structure; and performing hierarchical storage on the data according to the attention coverage degree to obtain a storage data set. According to the method and the device, the technical problem that key scene data may be lost due to lack of consideration of driver attention distribution in a multi-channel video real-time recording process is solved.

The invention provides a student attention assessment method and system based on big data analysis, and the method comprises the steps: capturing a class image of a student through a camera, collecting the facial expression of the student from the class image of the student, and recognizing the expression type of the student according to the facial expression of the student; acquiring student posture images from the student class images, and judging whether the students raise hands to answer questions or not according to the student posture images; attention scores are calculated from changes in the facial expression types and the body features of the students, and whether the attention of the students is concentrated is determined based on the attention scores. Through the method and the corresponding system, the attention of the student can be evaluated by using a plurality of sequences recorded by the video, and a more real result can be obtained.

The invention discloses a digital human real-time interaction system and an AI voice dialogue chip circuit system thereof, and the system employs a modular design, and comprises the following modules: a BaseReal module which is responsible for audio frame management, TTS service initialization, video recording and customized audio and video cycle management; the media stream management module has an audio stream processing function and is responsible for real-time transmission of audio and video streams; the speech recognition module is responsible for speech feature extraction and text conversion; the text-to-voice module is used for converting the collected audio data into a text; the lip shape synchronization module is used for realizing real-time lip shape synchronization animation generation through lip shape synchronization algorithm optimization and inheritance of a basic class; and the large model module comprises an LLM large model based on mass data fine tuning, an api interface or a workflow agent. The method has the effects of voice recognition, text-to-voice conversion, lip shape synchronization, real-time audio and video interaction, real-time translation and the like.

One or more embodiments of the invention provide a video recording method and system based on an intelligent door lock, the method is applied to the intelligent door lock, and the method comprises the following steps: the intelligent door lock obtains a corresponding relation between face information and a first video shot by the intelligent door lock and from the time when the intelligent door lock detects the face information to the time when the intelligent door lock is unlocked; sending to the video equipment for storage; a neighbor intelligent door lock corresponding to the intelligent door lock sends a corresponding relation between the face information and a second video shot by the neighbor intelligent door lock from receiving a first message sent by the intelligent door lock to receiving a second message sent by the intelligent door lock to video equipment for storage; and a camera device deployed in a room corresponding to the intelligent door lock sends a corresponding relation between the face information and a third video shot by the camera device from the time when the camera device detects the face information to the time when the camera device does not detect the face information to a video recording device for storage. According to the invention, the whole-course video recording of the visitor visiting process can be realized.

The invention discloses a monitoring video event analysis method, system and device for monitoring equipment, and relates to the technical field of video abstraction. Obtaining a monitoring video recorded by monitoring equipment, and screening out a moving video clip from the monitoring video; extracting a video frame feature and an audio feature from the video clip, determining a plurality of event clips in the video clip according to the video frame feature and the audio feature, and determining an abstract of each event clip; storing the abstract of each event segment and the corresponding timestamp in a database; and determining event segments recorded by the monitoring equipment through the abstracts in the database and the corresponding timestamps. According to the method, the monitoring video of the monitoring equipment can be effectively analyzed, so that the time for finding the related video clip of the target event is shortened.

A video shooting method includes: enabling a camera application on a terminal and in a slow-motion video recording mode of the camera application, when a motion detection function of the camera application is enabled, starting to capture video frames after a video recording instruction input by a user is detected, recording a second video frame set at a first frame rate automatically when a motion of a human body in a captured first video frame set is a preset motion, and generating a target video, wherein the target video includes a slow-motion video clip, and wherein the slow-motion video clip includes video frames in the second video frame set.

The invention provides a ship video concentration and intelligent retrieval method and system based on edge nodes, and belongs to the technical field of edge computing, and the method comprises the steps: S1, collecting ship video data; s2, an edge node generates a concentrated video and metadata through an improved Gaussian mixture model, an improved DeepSORT algorithm and a dynamic concentration proportion adjustment algorithm; s3, synchronously concentrating the index information of the videos and the metadata by each edge node through a publishing-subscribing mode; s4, training a lightweight intelligent retrieval model through a knowledge distillation algorithm; s5, calling the lightweight intelligent retrieval model to match the corresponding concentrated video clip, and returning a retrieval result; and S6, collecting feedback information of the user on the retrieval result, and performing incremental optimization on the lightweight intelligent retrieval model through an elastic weight consolidation algorithm. According to the invention, efficient monitoring management is realized through edge localization processing, cross-node cooperation and closed-loop optimization architecture, and the actual requirements of ship safety monitoring and operation management are met.

A system includes a platform configured to receive a video recording of a flight path of an object and initiate back-end processing of the video recording. The back-end processing may include data modeling, object detection operations, normalizing operations, adjusting normalize data based on meta_camera specifications to compensate for limitations of the user device used to create the video recording, and applying mathematical techniques to the adjusted data to derive metrics relating to the flight path of the object and to generate an enhanced video clip of the flight path. In an embodiment, the back-end processing may further include generating a trace line of the flight path of the object, adding the trace line to the enhanced video clip, transmitting the enhanced video clip and the metrics to the user device, and storing the enhanced video clip and the metrics in back-end storage.

Examples relate to computer-implemented methods for analyzing communication in digital evaluation. A computing device accesses multimodal data comprising video and audio information of human subjects and configures a computational model using this data to identify patterns in communication that correlate with assessment metrics. The configuring implements processing techniques that preserve relationships between features across different modalities. When a video recording of a candidate is received, the computing device processes the video using the configured computational model to extract communication features. These features may include facial expressions, gestures, eye movements, posture, vocal tone, and speech patterns. The device generates an evaluation of the candidate based on the extracted communication features and outputs a representation of the evaluation.

Sharing video footage having audio / video (A / V) recording and communication device (A / V device) model identifiers in accordance with embodiments of the present disclosure are provided. In one embodiment, a method for communicating in a network is provided, the method comprising receiving, from a first audio / video (A / V) recording and communication device (A / V device), at one or more servers in network communication with the first A / V device, first image data captured by a camera of the first A / V device; receiving, from a first client device associated with the first A / V device, at the server(s), a command to share the first image data with a network of users; determining a model identifier associated with the first A / V device; and transmitting the first image data and the model identifier associated with the first A / V device to a second client device of at least one user of the network of users.

A real-time badminton action detection system, consisting of: a video recording module configured to continuously record video images at a frame rate of at least thirty frames per second; a pose estimation processing unit configured to detect and output two-dimensional skeletal landmark coordinates for a variety of body joints, including at least wrists, elbows, shoulders, hips, knees and ankles, from each video frame; a Motion Bidirectional Encoder Representation Transformer (Motion-BERT) configured to receive sequential skeleton landmark coordinates over a defined time window and encode motion trajectories using multi-head self-attention mechanisms across past and future frames; and a classification controller module operationally coupled to the Motion-BERT, wherein the classification controller module comprises a dense neural network with a softmax output layer configured to generate real-time probability distributions over a variety of badminton-specific action classes, the end-to-end system being configured to produce recognition results with a processing latency of less than 100 milliseconds; and wherein the video recording module comprises a high-speed digital camera with a wide-angle lens positioned at a point on the perimeter of the court, the camera being calibrated with intrinsic and extrinsic parameters for perspective correction, and wherein the system includes a calibration routine that aligns detected skeletal landmarks with a reference badminton court coordinate system.

A mobile security robot includes a human-sized mannequin mounted on a vehicle. A storage unit, mounted on the vehicle, stores security devices and high-powered energy storage devices for facilitating extended patrols without recharge. A video recording system, disposed in the mannequin, continuously records images of a patrol area. Multiple sensors mounted on and proximal to the mannequin generate sensor data based on environmental conditions of the patrol area. A computing system coupled to the sensors processes the sensor data using artificial intelligence models and generates action commands for execution of tasks by actuators including electric motors, robotic arms, and supplementary attachment devices. The electric motors run the vehicle at different speeds with wheel speed feedback based on the environmental conditions and navigate the vehicle along a predefined travel path with object avoidance during patrols. User interface devices facilitate auditory and visual communication with humans in the patrol area.

An audio processing method implemented by an electronic device includes entering a multi-channel video recording mode, detecting a shooting operation of a user, simultaneously recording, after detecting the shooting operation, a first video image and a second video image using a first camera and a second camera, and recording audio of a plurality of sound channels, where the audio includes panoramic audio, first audio corresponding to the first video image, and second audio corresponding to the second video image. The electronic device further records the first audio based on a feature value such as a zoom magnification corresponding to the first display area.

Embodiments of the technology described herein identify and mitigate phishing attempts by analyzing user input using a client-side proxy component and a proxy server. Embodiments disclosed herein provide systems, methods, and computer-storage media for employing proxy server capabilities in conjunction with a snapshot capturing an image or video recording of a target action input by a user into a software application. Certain embodiments disclosed herein employ proxy server capabilities to capture a snapshot and / or screen recording based on a user authorization or approval. For example, the proxy server proactively captures the snapshot or screen recording prior to, during, and after the user performing a target action. From the snapshot, certain embodiments extract snapshot features or determine enriched-contextual event data that is used to perform a mitigation action, generate a security mitigation score, or update an administrator portal activity log for an authorized administrator.

The invention presents an advanced soccer training system designed to revolutionize traditional practice methods through a synergy of technology and interactivity. It features an integration of sensors, Artificial Intelligence, and Augmented Reality technologies, providing real-time feedback, immersive simulations, and personalized training experiences. The system promotes skill development via data-driven insights and dynamic training environments, supported by mobile application connectivity for customized training regimens and performance analysis. Additional attributes include energy-efficient design, user-friendly transport mechanisms, and extensive multimedia capabilities like video recording and photo capture for skill review, establishing a novel paradigm in athletic training and development.

The invention relates to the technical field of textile detection, and discloses a textile defect detection device which comprises a detection table, the detection table comprises two fixing plates, and the two fixing plates are connected through two fixing rods; the limiting mechanisms are arranged on the two sides of the fixing plate respectively; the video recording system is arranged between the inner walls of the two fixing plates and is used for textile video recording; and the two guide cylinders are rotationally connected between the two fixing plates. Through the design of the flattening mechanism, the textile is always kept in a flat state in the detection process, detection errors caused by wrinkles or wrinkles are avoided, the detection precision of the video recording system is remarkably improved, the video recording system can carry out real-time video recording on the textile and transmit data to a computer for analysis, rapid and accurate defect detection is achieved, and the detection efficiency is improved. The device realizes automatic winding and unwinding of textiles through the driving motor and the belt pulley set, reduces manual intervention, and improves the detection efficiency.

This disclosure relates generally to systems, methods, and computer readable media for providing improved insights and annotations to enhance recorded audio, video, and / or written transcriptions of testimony. For example, in some embodiments, a method is disclosed for correlating non-verbal cues recognized from an audio and / or video recording of testimony to the corresponding testimony transcript locations. In other embodiments, a method is disclosed for providing testimony-specific artificial intelligence-based insights and annotations to a testimony transcript, e.g., based on the use of machine learning, natural language processing, and / or other techniques. In still other embodiments, a method is disclosed for providing smart citations to a testimony transcript, e.g., which track the location of semantic constructs within the transcript over the course of various modifications being made to the transcript. In yet other embodiments, a method is disclosed for providing intelligent speaker identification-related insights and annotations to an audio recording of a testimony transcript.

1. The name of the product of this design: PTZ camera. 2. Purpose of this design product: to provide camera, video recording and shooting functions. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations that require explanation: The part shown by A in the three-dimensional diagram is made of transparent material.

The invention relates to the technical field of vehicle-mounted electronic equipment, in particular to a dynamic pre-allocation storage method. The method comprises the following steps: acquiring a video recording parameter set and a capacity attribute set of an SD card, and determining a block strategy table; generating a pre-division structure set by using the block strategy table and a preset storage setting rule; based on a preset event triggering rule table, matching sensor data of a current input frame segment, identifying a trigger video event type, extracting a corresponding pre-divided structure block address through the pre-divided structure set, and generating a path index table; starting a sequential write-in control mechanism based on the path index table, counting the start-stop position of a write-in result set frame segment and the residual capacity of a block segment, and determining a write-in result set and a space state table; according to the method, a dynamic pre-allocation and sequential write-in mechanism based on event driving is introduced, so that the storage fragmentation degree is remarkably reduced, the write-in efficiency and the equipment durability are improved, and the storage integrity and the management controllability of important videos are enhanced.

The embodiment of the invention discloses a video processing method, electronic equipment and a computer readable storage medium, and the method comprises the steps: the electronic equipment obtains original image data and metadata in a video recording process, processes the original image data through an image signal processor, and obtains first video data; when video recording is quitted, a first video file is obtained, the first video file and the metadata are stored, and the first video file is a video file generated by encoding the first video data; the gallery application calls required metadata according to a video algorithm needing to be executed, and processes the first video file to obtain a second video file; the video quality of the second video file is higher than that of the first video file. In this way, the basic quality video is obtained after video recording is finished, and the real-time requirement is met; and the basic quality video is further processed in the image library application, so that the user can obtain the video with higher quality on the premise of meeting the real-time requirement.

Security methods and apparatus. In one example, a method includes detecting a motion event in a scene using a motion detector, based on detecting the motion event, acquiring a plurality of images of the scene using an image capture device, applying a motion detection process to the plurality of images to detect motion in the scene, applying an object detection process to at least one of the images to detect an object in the scene, pairing the motion with the object to locate a moving object, identifying the moving object as an unrecognized object, and based at least in part on identifying the moving object as an unrecognized object, triggering a video recording of the scene using the image capture device.

The utility model belongs to the field of experimental equipment, and particularly relates to experimental equipment for thermal runaway reaction of a lithium battery. The equipment is used for carrying out a battery thermal runaway experiment and collecting experimental data after thermal runaway of a lithium battery occurs under the conditions of heating, overcharging, short circuit or needling. The experimental equipment comprises a box body, a battery fixing device, a battery puncturing mechanism, an electrical detection and control device, a heating plate, a video recording device, a temperature sensor, a gas detection suite, a smoke sampling device and an upper computer. Wherein the box body adopts a sealed cabinet type box body, and a box door capable of being opened and closed is arranged in front of the box body. A drain valve is arranged at the bottom of the box body; the top of the back side plate of the box body is provided with an electrical outlet; an air outlet valve is arranged on the back of the box body. Various electric control devices are located in the box body, and an upper computer serves as a control center to achieve remote control and data collection. The scheme has the advantages of being simple in structure, low in cost, rich in function, high in safety, high in automation degree and convenient to use.

The invention relates to a method (100) for providing an automobile data recorder playback function in an on-board display unit (50) by generating a visual resimulation from individual video recordings of a multi-camera system (60) of a vehicle (30), the method comprising the following steps: providing a plurality of video recorders (60); the step is performed by the vehicle data processing device (10): (101) providing video recordings of different cameras (61) of the multi-camera system (60), the video recordings being obtained from camera recordings of the environment of the cameras (61); providing (102) vehicle signal data, the vehicle signal data being specific for a state of the vehicle (30); (103) providing environmental model data, which is specifically for the modeling of the surroundings of the vehicle (30); (104) performing synchronous playback based on the provided environmental model data, the provided vehicle signal data and the provided video record; (105) generating a three-dimensional visual reconstruction model of the recorded environment based on the synchronized playback; a control for interactive transformation of the perspective of the generated three-dimensional visual reconstruction model is provided (106), the control being temporally coupled with the playback control.

1. The name of this design product: Multi-function finger ring remote control. 2. Purpose of the product with this appearance design: used to control the TV, computer, tablet, mobile phone to turn pages, play, take pictures, record videos, etc. after connecting to Bluetooth. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

The invention discloses a Gaussian splash dynamic three-dimensional reconstruction method and system based on spiking neurons, and the method comprises the steps: carrying out the multi-view video recording of a reconstruction target, and obtaining a two-dimensional RGB image sequence and time dimension data; based on the two-dimensional RGB image sequence, sparse point cloud data and a camera pose are calculated by using a COLMAP algorithm, and a three-dimensional Gaussian ellipsoid is initialized based on the sparse point cloud data; constructing a Gaussian deformation field network, and inputting time dimension data and position information of a three-dimensional Gaussian ellipsoid for training a time-varying deformation field of the Gaussian ellipsoid; and based on the camera pose and the two-dimensional RGB image sequence, optimizing parameters of a three-dimensional Gaussian ellipsoid and a deformation field by using a spiking neuron-based Gaussian splash algorithm, outputting the optimized three-dimensional Gaussian ellipsoid and the deformation field, rendering an RGB image in a specific pose state and time, and realizing dynamic three-dimensional reconstruction. According to the method, Gaussian storage redundancy is remarkably reduced, generation of reconstruction artifacts is inhibited, and rendering and training efficiency is improved.

The invention provides a method and a system for quickly and accurately jumping and playing an HLS (HTTP Live Streaming) video, which are characterized in that an m3u8 file is downloaded and analyzed, a detailed index of a TS (Transport Stream) fragment is constructed, the TS fragment is downloaded and stored in a local cache in a multi-cache mode, an FFmpeg tool is adopted to pull data in the local cache, then de-multiplexing, decoding and rendering are performed, and an intelligent Seek algorithm is utilized to quickly and accurately jump and play the HLS video. The TS fragment near the target time point can be quickly positioned in Seek, and the TS fragment is intelligently shifted forwards for a certain time to start downloading. The system comprises an m3u8 index file downloading and analyzing module, a double linked list construction module of TS fragments, a total byte number acquisition module of the TS fragments, a multiple cache module, an FFmpeg tool module and a Seek jump module. The method has the beneficial effects that rapid and accurate jump playing of the HLS video is realized, when the TS fragment is too long and the network condition is not ideal, the Seek operation waiting time of the user is effectively reduced, and the watching experience of the user is improved.

The invention discloses a method for archiving, restoring and reading a DLF file generated by a record file and a video. The method comprises the following steps: acquiring original data of the record file and the video; generating a mapping relation table between the record file and the video time axis; carrying out structured processing on the record file to generate a record metadata file in an XML (Extensible Markup Language) format; creating a DLF file container; segmenting the video file into a key frame sequence, and generating a dynamic video OFD component; embedding the structured record file into an expansion layer of a dynamic video OFD component, and establishing a space-time association index of a record text and a video key frame; registering a dynamic interaction event in the guide file, and constructing a multi-layer nested structure; generating an interactive directory tree, automatically creating a navigable bookmark identifier based on a record paragraph keyword, and performing dynamic retrieval; and performing digital signature verification and archiving on the combined DLF file, thereby realizing associated reading in an archive system.

The invention relates to the technical field of intelligent locks, and discloses a video recording method and device of an intelligent door lock, computer equipment and a storage medium, the method comprises the following steps: when an event backtracking function of the intelligent door lock is in an enabled state, detecting a trigger event for the intelligent door lock; judging whether the trigger event has a backtracking requirement or not based on a preset analysis strategy; if the backtracking demand exists, recording the outdoor environment of the intelligent door lock based on the trigger event to obtain a recorded video; and when a playing condition corresponding to the trigger event is met, controlling the intelligent door lock to execute a playing operation of the recorded video. The problems that an existing intelligent lock depends on an application program to display safety information, so that key safety information cannot be effectively transmitted due to the fact that a user does not actively check the key safety information, and the practical function value cannot be fully exerted are solved.