10results about How to "Real-time storage" patented technology

The invention relates to the technical field of nuclear power station analog machines, discloses an analog machine transient data real-time acquisition and storage method and system, and solves the problem that in the prior art, transient data of an analog machine cannot be effectively acquired and stored, so that accurate positioning and finding in the analog machine training process cannot be realized. And the simulation precision of the simulator cannot be improved. According to the method, multiple pieces of transient data in a real-time library of an analog machine are collected based on a preset period, each piece of transient data comprises data of multiple collection points, and the multiple pieces of transient data are stored in a transient database in a preset storage format. According to the invention, real-time, high-precision and omnibearing acquisition and storage of transient data in the analog machine training process are realized, and reference is provided for improvement of the analog machine.

The invention discloses a video backtracking method and device based on an iOS end, equipment and a storage medium, and relates to the technical field of video backtracking. The method comprises the following steps: in response to detection of start of a video traceable process, executing initialization of a software development kit component, and setting a first sub-thread and a second sub-thread to wait for work; in response to the fact that the video traceable starting method of the software development kit is called, starting current equipment screen drawing through a main thread of a software development kit component, and converting the current equipment screen drawing into screen bitmap image data; receiving screen bitmap image data through the first sub-thread and storing the screen bitmap image data to a database; and in response to the fact that the video traceable ending method of the software development kit is called, stopping screen drawing of the current equipment, executing video generation through the second sub-thread according to the screen bitmap image data stored in the database, and exporting the video. According to the invention, the video backtracking management method without perception of the user can be simply and efficiently realized.

The application discloses an Internet of Things mass service bill processing system, method and device and a storage medium, and comprises an application software service layer, a platform environment service layer and an infrastructure service layer.The application software service layer is used for collecting first service bills, and performing format analysis, deduplication, merging and distribution processing on the first service bills to obtain first bill files and first bill messages, and then uploading the first bill files and the first bill messages.The platform environment service layer is deployed with a distributed file system, a distributed coordination service, a data database and a streaming processing framework, is used for receiving the first bill files and the first bill messages, and performing full-amount synchronization on the data database according to the first bill files and incremental synchronization on the data database according to the first bill messages.The infrastructure service layer comprises a bottom cloud host, and is used for providing a computing resource pool, a storage resource pool and a network resource pool.The application improves the processing efficiency of service bills, optimizes the use perception of users, and can be widely applied to the technical field of data processing.

The invention discloses a satellite load antenna hinge coaxiality adjustment test system and a test method thereof. The system is characterized by comprising a light source system which is fixed on an upper pin shaft of an antenna hinge in a manner of realizing 360-degree reciprocating rotation motion on the upper pin shaft; the imaging system is fixed on the lower pin shaft of the antenna hinge in a manner that the imaging system can realize reciprocating rotation motion greater than 180 degrees on the lower pin shaft; and the display control system is used for man-machine interaction, displaying the dynamic condition of the cross image on the target surface of the camera of the imaging system, searching the center of the cross through an image processing algorithm, fitting a circle curve and displaying and measuring the coaxiality of the antenna hinge, and has the functions of recording and inquiring measured data. The method solves the problems of indirect measurement, inaccurate measurement result and the like, can be used for satellite load antenna assembly production, and is high in precision, capable of realizing direct measurement, traceable in data and high in assembly and adjustment efficiency.

The utility model discloses an explosion-proof monitoring and storing all-in-one machine which comprises a shell composed of a panel and a rear cover, liquid crystal screen explosion-proof tempered glass is arranged on the front face of the shell, a liquid crystal screen is tightly attached to the inner side of the liquid crystal screen explosion-proof tempered glass, the liquid crystal screen is fixed to the rear cover through a liquid crystal screen pressing plate, and a communication mainboard is arranged on the liquid crystal screen pressing plate. A camera cylinder is fixed on the rear cover, camera explosion-proof glass is inlaid in a camera front cover of the camera cylinder, a camera assembly is fixed on the inner side of the camera cylinder, and the camera assembly transmits collected signals to the communication mainboard. According to the utility model, the explosion-proof display screen is arranged, so that the device can be used for checking the field monitoring direction in real time, making accurate judgment and storing in real time, and data can be transmitted to the background in real time through a network, thereby meeting the requirement of safety monitoring.

The present invention discloses a device and method for determining the moisture diffusion coefficient of cement-based materials, and relates to the field of determining physical property parameters of cement-based materials. The measuring device comprises: a mold for fixing embedded pipes and casting cement-based material specimens; embedded pipes for placing temperature and humidity sensors; temperature and humidity sensors for collecting humidity data; and a portable data analyzer for analyzing humidity data and displaying results, and can be connected to a computer. The present invention can effectively determine the moisture diffusion coefficient of cement-based materials, the device is simple and portable, easy to operate, and can quickly analyze and display results, solving the problem that the moisture diffusion coefficient is difficult to determine quickly, and providing measured physical property parameters for durability analysis of cement-based materials. It is suitable for determining the moisture diffusion coefficient of cement-based materials under the same conditions in laboratory scientific research experiments and engineering sites, and can be promoted and applied as a standard device and standard method.

The invention discloses a multi-person sleep detection system based on non-contact type physical sign monitoring, belongs to the technical field of sleep detection systems, and aims to solve the problem that the accuracy is greatly reduced due to the fact that an existing non-contact type sleep monitoring system is influenced by human body shaking. The system does not need to wear equipment, improves comfort and naturalness, is suitable for long-term monitoring, simultaneously monitors respiration and heartbeat data of a plurality of individuals, improves efficiency and coverage, provides high-precision real-time monitoring by using a millimeter wave radar and a laser radar in combination with an advanced signal processing algorithm, and realizes real-time monitoring through denoising and feature extraction technologies. The system ensures accuracy and stability of monitoring data, displays and stores the monitoring data in real time, supports subsequent analysis, is beneficial to health management and illness state tracking, is suitable for a plurality of scenes such as families, hospitals and nursing homes, and provides support for personal health monitoring and medical treatment.

The application relates to a lock-free real-time flow system applied to electroencephalogram, which comprises a collecting unit, a first lock-free ring buffer, a buffering unit, a second lock-free ring buffer and a processing unit; the collecting unit is used for collecting electroencephalogram signals; the first lock-free ring buffer is used for storing the electroencephalogram signals received from the collecting unit in a lock-free mode; the buffering unit is used for performing data preprocessing operation on the electroencephalogram signals read from the first lock-free ring buffer, so as to obtain relevant feature data, and the feature data is stored, packaged and / or transmitted to the second lock-free ring buffer; the second lock-free ring buffer is used for storing the feature data received from the buffering unit in a lock-free mode; and the processing unit is used for suspending a thread after extracting the feature data from the second lock-free ring buffer, and classifying the feature data by using a deep learning algorithm. The application has flexible and efficient data management capability, and has wide adaptability and fast response speed.

The present disclosure provides a video processing method, an electronic device, a storage medium and a product, wherein the method comprises: detecting a video processing request of a first user; wherein the video processing request carries position information and / or a processing mode of a target video to be processed; determining a target cache space corresponding to the first user in a cloud public cache space, and determining a target video corresponding to the video processing request in the target cache space; wherein the target cache space is used to store a video stream generated by the first user on a client; processing the target video according to the processing mode indicated by the video processing request, and returning the target video after processing to the first user. Avoids the situation that the video stream is lost and cannot be traced back due to the user forgetting to click the video recording.