119results about How to "Achieve seamless integration" patented technology

The invention discloses a BEV-based accurate calculation method for a road disease area ratio, and the method comprises the steps: configuring a vehicle-mounted data collection system, and carrying out the marking and preprocessing of data; constructing a BEV-based disease detection network and training the BEV-based disease detection network; a BEV-based disease detection network is used for generating disease detection results, the results are spliced in a fixed calculation unit, and the disease area ratio is calculated, the top view of the whole road is reconstructed, so that seamless fusion of multi-view information is realized, the problem of dislocation possibly caused by a traditional splicing technology is effectively solved, and the method is suitable for large-scale popularization and application. According to the method, the comprehensiveness and the accuracy of area measurement are ensured, measurement errors caused by view angle differences and repeated calculation of overlapped area disease areas are avoided, the accuracy and the integrity of disease area statistics are ensured, high geometric consistency and accurate representation of disease areas can be kept even under the conditions of complex road conditions and changeable environments, and the method is suitable for large-scale popularization and application. And the efficiency and the credibility of road condition evaluation are greatly improved.

The invention discloses a heterogeneous multi-source frozen circle big data exploration and analysis method and system based on space-time segmentation, and belongs to the technical field of data analysis. The method comprises the following steps: collecting and preprocessing freezing ring data; dividing the research area into space-time grid units; performing heterogeneous data fusion on the frozen circle data in each time space grid unit; and identifying modes and anomalies in the space grid units based on the fused frozen circle data, and / or predicting the future change trend of the frozen circle. According to the invention, high-efficiency exploration and analysis of frozen circle big data are realized.

The invention relates to the field of multimedia communication regulation and control, and particularly discloses an intelligent scheduling type emergency command vehicle multimedia communication system which reduces the interference of the surrounding environment of an emergency command vehicle on multimedia communication by surveying the communication environment of an accident site and analyzing the suitable parking position of the emergency command vehicle. Network switching test and fault early warning are carried out on the communication equipment of the emergency command vehicle, so that the normal network communication and service are prevented from being influenced by the fault of the communication equipment; the network load of the wireless communication of the emergency command vehicle is detected in real time, and the bandwidth is dynamically adjusted and allocated according to the load condition of the network, so that the network congestion is avoided, and the stability of the multimedia communication system of the emergency command vehicle during high-load operation is ensured; the communication quality of the wireless communication link of the emergency command vehicle is monitored in real time, and the satellite communication link is switched in time when the communication quality is poor, so that the uninterrupted communication is ensured, and the communication reliability of a multimedia communication system in a complex environment is improved.

The invention discloses a trusted DCS implementation method and system fusing point-to-point and server architectures, and relates to the technical field of industrial control systems, and the method comprises the steps: building a data link of a calculation part and a protection part on a terminal of a trusted DCS; establishing a data link between the trusted upper computer and the trusted management platform on the trusted upper computer; releasing trusted data of the trusted DCS in the point-to-point architecture of the DCS; and credible state prompting and alarming functions are added in a diagnosis page of the DCS, and credible item starting and stopping, credible abnormity alarming and alarming processing are carried out. According to the invention, by establishing a trusted data link, realizing data intercommunication and introducing a dynamic credibility evaluation mechanism, real-time data release and transmission of trusted information are realized in a point-to-point architecture of the DCS, so that the DCS system can know trusted state change in real time and give an alarm, the ability of the system to resist security threats is remarkably improved, and the reliability of the system is improved. And meanwhile, the compatibility with the existing DCS architecture is kept.

The invention relates to the technical field of carbon emission management, in particular to edge calculation carbon emission equipment with a display screen. The technical problems are that a traditional carbon emission monitoring method is difficult to realize real-time monitoring and quick response, during large-scale data processing, calculation bottleneck is often faced, analysis efficiency and precision are influenced, intelligent analysis means are lacked, and valuable carbon emission modes and trends are difficult to mine from mass data; according to the technical scheme, the edge calculation carbon emission equipment with the display screen comprises a data acquisition module, an edge calculation module, a cloud calculation module, an intelligent decision early warning module and an API interface, the carbon emission management device integrating real-time monitoring, intelligent analysis and early warning decision is developed, and the intelligence and the high efficiency of carbon emission management are remarkably improved by integrating multiple modules of data acquisition, edge calculation, cloud calculation, intelligent decision early warning and an API interface.

The invention discloses an interactive teaching method and system based on intelligent paper and pens, belongs to the technical field of educational informatization, and aims to solve the technical problem of how to keep traditional teaching and paper and pen writing habits, realize no-disturbing and whole-process interactive teaching, enhance teaching interactivity and improve teaching efficiency at the same time. According to the technical scheme, the method comprises the following steps: configuring student terminal equipment: distributing an intelligent pen and a specially-made code book for each student; configuring a teacher teaching end, wherein a teacher initiates a paper-pen interaction link by using a large-screen teaching tool; the intelligent pen captures writing actions in real time through a built-in sensor, and handwriting is converted into digital signals through a code book; data acquisition and transmission; processing and storing data; large-screen teacher teaching end data display; reading and feeding back at the teacher end; teaching interaction and evaluation; and optimizing and upgrading.

The invention discloses a coal ash prediction method and system based on deep learning. The method comprises the following steps: collecting a CT image data set of a coal sample; preprocessing the CT image data set to enhance image features; s2, constructing an MSA-ViT model, inputting the image preprocessed in the step S2, extracting features through a 3D convolution layer, an SPP layer and two different encoders, and outputting a prediction result; and analyzing a prediction result, and introducing an error index for evaluation. The problems of low efficiency, insufficient accuracy, dependence and high cost in the aspect of coal ash detection in the prior art are effectively solved, and an efficient, accurate and convenient coal ash detection solution is provided for users.

The invention relates to a data blood relationship map generation method and device, equipment, a storage medium and a program product. The method comprises the following steps: acquiring to-be-processed original data and metadata corresponding to the original data from a plurality of data sources, wherein the plurality of data sources are respectively associated with a plurality of data life cycles involved in a target service; analyzing the original data corresponding to the plurality of data sources, and determining data flow direction information corresponding to the original data; and according to the data flow direction information corresponding to the original data and the metadata corresponding to the original data, constructing a data blood relationship map of the target business. By adopting the method, the traceability of the business data can be improved.

The embodiment of the invention provides a control device, method and system for a vehicle-mounted refrigerator and an automobile, and the control device for the vehicle-mounted refrigerator comprises a machine learning model module which is used for obtaining historical data in a historical time period and real-time data at a first moment; the training module is used for training a machine learning model of the machine learning model module based on the historical data, so that the machine learning model is converged; the prediction module is used for predicting the temperature change in the vehicle-mounted refrigerator after the first moment based on the real-time data so as to obtain a prediction result; the calculation module is used for calculating the gas supply quantity Qcol and the supply time tcol which need to be adjusted by the flow control module based on the prediction result; and the adjusting module is used for enabling the flow control module to control the temperature in the vehicle-mounted refrigerator to reach the set target temperature Tset in the vehicle-mounted refrigerator at the second moment based on the gas supply amount Qcol needing to be adjusted and the supply time tcol. According to the embodiment of the invention, the problem of high burden of an automobile caused by high energy consumption of a vehicle-mounted refrigerator used in the prior art is solved.

The invention provides a communication perception integrated waveform design method for the Internet of Vehicles, which belongs to the technical field of wireless communication, and can realize peak performance, enhance radar capability and ensure efficient communication by minimizing the weight sum of multi-user interference, the similarity between a design waveform and a reference waveform, a Cramer-Rao bound and an ISAC waveform. According to the method, optimization with the total transmission power and the peak-to-average power ratio as constraints is adopted, a non-convex problem is converted into a convex problem, an alternating direction multiplier method algorithm is adopted for solving, and a simulation result shows that the ISAC waveform has good communication and target detection capability, and the V2X spectrum utilization rate can be improved. According to the method, a target can be detected during communication with a downlink user, the sum of MUI, CRB and waveform similarity is minimized, weighing parameters are introduced, flexible weighing between communication and sensing is achieved under the constraint of the total power and the peak-to-average power ratio, the method better adapts to a V2X high-dynamic scene, and mutual interference caused by separation of traditional sensing and communication functions is reduced.

The invention particularly relates to an enhanced application method of a quantum key in nuclear power industrial network encryption transmission, which is characterized in that session key negotiation is enhanced through quantum key XOR based on a comprehensive security gateway in a network. According to the method, the quantum cryptography technology and the IPSEC cryptography protocol are deeply fused, and a layer of quantum key is introduced to perform XOR enhancement on the session key, so that the security of nuclear power industrial network encryption transmission is remarkably improved, the purpose of resisting quantum computing attack is achieved, and the network security transmission of key data is guaranteed.

The invention relates to a target tracking method and device based on multi-camera coordinate conversion, computer equipment and a computer program product. The method comprises the following steps: respectively acquiring three-dimensional coordinates of a plurality of target angular points under a master camera coordinate system and a slave camera coordinate system; target re-identification is carried out on the target in the main camera coordinate system and the target in the slave camera coordinate system to obtain the three-dimensional coordinates of the target salient angular point pair in the main camera coordinate system and the three-dimensional coordinates of the target salient angular point pair in the slave camera coordinate system; converting the target salient angular point pairs of the slave camera coordinate system into a master camera coordinate system through a homogeneous coordinate transformation mapping matrix, and fusing all target salient angular point pairs in the master camera coordinate system to obtain a target motion track; and updating a secondary coordinate transformation mapping matrix among the cameras in real time, and recalculating and fusing all the target salient angular point pairs to obtain an updated target motion track and continuously tracking. By adopting the method, the coordinate system can be automatically converted and the target motion track can be updated in real time.

The invention belongs to the technical field of image processing and data fusion, and particularly provides a photovoltaic station three-dimensional model and GIS deep fusion method and system, and the method comprises the steps: collecting multi-source data of a photovoltaic station, and carrying out the preprocessing; performing feature extraction on the image data to obtain feature points, and then performing feature matching and feature point filtering to obtain a feature point set of the photovoltaic station; performing panoramic stitching based on the feature point set to generate a panoramic image of the photovoltaic station; extracting three-dimensional point cloud data, and generating a photovoltaic station three-dimensional model in combination with the panoramic image; converting the three-dimensional model of the photovoltaic station into a format compatible with a GIS (Geographic Information System), and carrying out bidirectional mapping on GIS data and the three-dimensional model of the photovoltaic station; and performing technical fusion and real-time data integration on the three-dimensional model of the photovoltaic station and a GIS platform to form a multi-dimensional visual model of the photovoltaic station. According to the method and the system, the three-dimensional model of the photovoltaic station and the GIS data can be fused, and the visualization degree and the intuition of the photovoltaic station data are improved.

The invention discloses a handwriting and screen projection picture superposition system, which is characterized by comprising a screen projection emitter, a receiving end, a writing device, a camera and a display terminal, the screen projection transmitter communicates with the receiving end through WiFi, and transmits a screen projection picture signal to the receiving end; the writing device communicates with the receiving end through Bluetooth, WiFi or a USB interface, and the sensor module is used for detecting pen starting and pen falling actions; through real-time synchronization of handwriting, screen projection pictures and camera pictures, unified output of a plurality of video sources is ensured, the interaction experience is remarkably improved, a buffer area mechanism is introduced, the problems of packet loss, delay and jitter are effectively solved, the continuity of video streams is ensured, and in addition, through a synchronization mechanism combined with timestamp information, the real-time performance of the system is improved. The real-time synchronous display of the handwriting and the video frame is ensured, the delay or dislocation phenomenon is avoided, meanwhile, an Alpha hybrid processing module is introduced, and the pixel fusion of the handwriting and the screen projection picture is realized through an algorithm to optimize the visual effect.

The invention relates to the technical field of constructional engineering, in particular to a BIMBase-based fabricated integrated heat supply machine room construction method, and solves the problems of low design efficiency, low energy efficiency, long construction period, high construction cost and difficulty in later operation and maintenance of a traditional heat supply machine room. Firstly, digital design is carried out, the digital design is divided into three design stages to design the heat supply machine room, and the three stages are the standardization stage, the modularization stage and the three-dimensional design stage respectively. According to the method, in the digital design link, a standardized and modularized design concept is adopted, an accurate three-dimensional machine room model is constructed, and therefore the prefabrication machining and splicing assembly process of the heat supply machine room is optimized and guided. Through deep integration of a BIMBase data base, cooperative application of a heat supply machine room inspection robot and deployment of a fault self-diagnosis algorithm, intelligent operation and maintenance of the heat supply machine room are realized.

This invention relates to the field of wine cabinet technology, specifically to an island wine cabinet with an independent island structure and at least two doors on the side walls opening in different directions for convenient multi-directional access. Its direct cooling and heating circulation system switches the refrigerant flow direction via a four-way valve, enabling the same system to switch between cooling and heating modes. The top functional module and the direct cooling and heating circulation system are electrically and signal-connected to the cabinet via quick-plug interfaces, forming a modular, pluggable structure. The intelligent control system monitors the chamber temperature through temperature sensors, and the main control unit dynamically adjusts the operating power of the top functional module and the direct cooling and heating circulation system accordingly, achieving coordinated operation. Compared with existing technologies, this invention integrates professional temperature control, multi-directional access, modular expansion, and coordinated control, realizing the fusion of wine storage, cooking, and social scenarios, significantly improving space utilization, ease of use, functional customization capabilities, and energy efficiency.

The invention provides a forming process of a complex special-shaped section launching barrel. The forming process comprises the following steps of production preparation, forming of a functional layer and an inner pipe body, filling of a guide sliding groove and forming of an outer pipe body, overall curing and pre-pipe-hoop forming and aftertreatment. According to the invention, a sharp and complex geometrical shape is converted into a curved surface in smooth transition through the pretreatment procedure of filling wires into the guide chute, so that a perfect base is provided for the subsequent laying of a structural layer, and the hidden danger of overhead is fundamentally eliminated; a vacuum bag technology is combined with hand lay-up forming, and a silicone rubber block is used in a key area for local sealing and flow guiding. According to the combined process, uniform compaction pressure can be applied within the range of the whole structure, interlayer bubbles and redundant resin are efficiently removed, a product with high compactness and low porosity is obtained, and the reliability of consistency of mechanical properties of the product is greatly improved.

This invention relates to the field of software operation forensics and fault diagnosis technology, specifically to a method for recording a minimum sufficient evidence package for an airbag control unit and an automotive airbag control unit. The method is executed in a Classic AUTOSAR environment and includes: determining whether both anomaly symptom conditions and operational state time gating conditions are simultaneously met; if so, determining that the trigger condition is established; recording the trigger time; and freezing event information, path signatures, and key variable snapshots at the end of a predetermined window after triggering. Combined with the invariant assertion bitmap at the time of triggering, a minimum sufficient evidence package is generated. Compared with existing technologies, this invention can record a minimum sufficient evidence package with predictable and extremely low operational overhead, and has advantages such as not changing the airbag control logic path, not entering the ignition ISR critical segment, and retaining evidence even in power-down scenarios.

The present application relates to the technical field of zinc metal battery, in particular to a multifunctional composite gel electrolyte, its preparation method and application. The present application provides a composite gel electrolyte, which comprises a polymer gel matrix, a zinc salt and a ZnHA filler; wherein the ZnHA filler is a hydroxyapatite material doped with zinc ions. The electrolyte is prepared by polymer dissolution, zinc salt addition, ZnHA dispersion, three-dimensional printing forming, low-temperature gelation and zinc salt solution activation, and has good shear thinning characteristics, self-supporting property and printability. Further, a three-dimensional printed interdigital structure electrode is constructed, and the electrolyte is covered to form an ion transmission channel, and a flexible zinc metal battery is assembled; multiple monomers can be connected in series to increase the output voltage. The flexible battery has excellent ion transmission, cycle stability, flexibility and safety, and can be used in the fields of flexible electronics, wearable devices and intelligent sensing.

The invention discloses an intelligent mine unattended system and method, and relates to the technical field of mining, and the system comprises a vehicle information intelligent recognition module which is used for automatically capturing and verifying vehicle information before a vehicle arrives at a wagon balance, and automatically releasing the vehicle to enter a weighing area after the vehicle is confirmed to be correct; and the automatic weighing operation module is used for enabling the vehicle to be stably parked on an unattended weighing platform, enabling the system to automatically start a weighing program, and rapidly capturing and displaying weight data. Real-time monitoring and data management of the weighing process can be intelligently realized, an intelligent identification technology (such as license plate identification and RFID) and a monitoring system are integrated, cheating behaviors in the weighing process are prevented, the transaction fairness is ensured, in-and-out route planning, remote monitoring, data encryption and intelligent analysis are realized, and in-and-out route planning, remote monitoring, data encryption and intelligent analysis are realized. Seamless integration of weighing data and other management systems is realized, automatic circulation and sharing of data are realized, and data query, analysis and decision support are facilitated.

The invention discloses a device and a method for supporting multi-language code output by a low-code platform, and relates to the technical field of software development. In order to solve the problem that a low-code platform cannot automatically generate multi-language codes, the device comprises an intelligent recommendation module, a multi-language mapping module and a definition generation module which are introduced into the low-code platform; the intelligent recommendation module intelligently recommends a programming language according to the business logic type and the target platform characteristics; the multi-language mapping module maps the operation in the AST into the code of the selected programming language according to the language rule and grammar definition of the selected programming language, and the AST is converted and generated by a low-code platform according to the business logic; the definition generation module defines an interface specification, automatically generates a corresponding interface code based on a programming language to be docked, inserts the interface code into a target position of the code, and realizes data interaction and function calling between codes of different programming languages. The invention further provides a corresponding method. The method is used for realizing seamless integration and optimization among different programming languages.

The invention discloses an airport pavement surface layer plate design method and system and a readable storage medium, and relates to the field of airport pavements, in the method, firstly, a block design parameter dictionary and design data are read to obtain a block design base, then point-line construction and seam line preprocessing are carried out by adopting a half-side data structure, and an airport pavement surface layer plate is obtained; and carrying out region segmentation and surface layer information assignment through an anticlockwise minimum region half grid method, then carrying out reinforcement design on underground pipelines, a filling and excavation boundary line passing region and a special-shaped region, and finally generating a three-dimensional model and assigning attribute information. According to the method, the associated configuration of the design parameters, the intelligent judgment of the reinforcement scheme and the seamless integration of the design data and the three-dimensional model are realized, and the design efficiency and accuracy are effectively improved.

The invention discloses a side end multi-scene perception control system and method based on mechanical arm vision, and relates to the technical field of intelligent technology. Through the unified software development kit and the intelligent sensing control software with the body, the intelligent terminal can be used for cooperative work with multiple types of mechanical arms, multiple types of depth cameras and multiple types of sensors, and seamless integration and cooperative work of the multiple types of mechanical arms and the depth cameras are achieved; multi-scene intelligent sensing and mechanical arm operation control under the limited computing power of a terminal are achieved, the intelligent sensing and operation control capacity of the system is improved, meanwhile, decoupling type integration of the mechanical arm, the depth camera and multiple sensors is achieved through a unified interface layer and a calling layer, the coupling degree and adaptation cost of the system are remarkably reduced, and plug and play is supported.

The present application discloses a heterogeneous cryptographic device management method, apparatus, electronic device and storage medium, which realizes unified management of heterogeneous cryptographic devices. The method comprises: receiving an access request sent by a cryptographic device, wherein the access request carries interface information of the cryptographic device; determining the similarity between the interface information of the cryptographic device and standard interface information; if the similarity between the interface information of the cryptographic device and the standard interface information is less than a similarity threshold, converting the interface information of the cryptographic device into the standard interface information, and storing the corresponding relationship between the interface information of the cryptographic device and the standard interface information; and connecting the cryptographic device to the heterogeneous cryptographic device management system based on the standard interface information.

The invention discloses a heterogeneous cryptographic device management method and device, electronic equipment and a storage medium, unified management of heterogeneous cryptographic devices is achieved, the method comprises the steps that an access request sent by a cryptographic device is received, and the access request carries interface information of the cryptographic device; determining the similarity between the interface information of the password device and the standard interface information; if the similarity between the interface information of the password device and the standard interface information is smaller than a similarity threshold value, the interface information of the password device is converted into the standard interface information, and the corresponding relation between the interface information of the password device and the standard interface information is stored; and accessing the password device to the heterogeneous password device management system based on the standard interface information.

The present invention relates to the technical field of online monitoring systems, and in particular to an online monitoring system for multi-level power grid marketing indicators, which adopts the following steps: S10: establishing an external data source: the data sources of marketing management systems at various levels, the data sources of other systems to be connected, and other external data sources are combined to form an external data source library; S20: establishing a data center: the data center is composed of a TP database and an AP database; S30: establishing an OSS data storage library; S40: the TP database in step S20 is composed of a business processing database and a system support database; it adopts a read-write separation data architecture, and the data center provides one-stop data full life cycle services such as data storage, processing, governance, modeling and analysis that integrates TP-type and AP-type data, so as to achieve seamless integration at the data level and sharing and use at the business level.

The invention discloses a flexible pressure sensor and a preparation method and application thereof. The preparation method of the flexible pressure sensor comprises the following steps: 1) uniformly mixing low-viscosity vinyl silicone oil, a conductive material and a catalyst to prepare conductive ink, and uniformly mixing high-viscosity vinyl silicone oil, hydrogen-containing silicone oil and fumed silica to prepare a functional material matrix; and 2) filling the conductive ink into a printing device, extending a printing head of the printing device into the functional material matrix, carrying out embedded 3D printing along a set printing path, carrying out cross-linking curing, taking out an obtained workpiece, and cleaning to obtain the flexible pressure sensor. The flexible pressure sensor has the advantages of being integrated in structure, excellent in performance, flexible in shape adjustment, high in flexible deformation capacity and the like, the preparation method of the flexible pressure sensor has the advantages of being easy to operate, low in equipment requirement, high in efficiency, low in cost and the like, and the flexible pressure sensor is suitable for large-scale industrial production and application.

The invention relates to the technical field of photovoltaic factory early warning, and discloses an AI video smoke and fire identification alarm system for a photovoltaic field, and the system comprises a video collection module which is used for collecting visible light video and infrared video data of the photovoltaic field; the data transmission module is used for transmitting the video data to the AI comprehensive management platform through an optical fiber ring network; the AI comprehensive management module is used for carrying out smoke and fire identification and intrusion detection on the transmitted video data by utilizing an artificial intelligence algorithm; the alarm module is used for sending alarm information to a management and control center and triggering a corresponding alarm response when the AI comprehensive management module detects smoke and fire or invasion; and the data storage module is used for storing visible light and infrared video data. By multiplexing the original network resources, the investment of newly built hardware facilities is reduced, the interconnection and intercommunication of the whole field area monitoring network are ensured, the overall deployment and operation of the system are optimized, the accident risk caused by the damage of the photovoltaic facilities by animals is reduced, and the normal operation of the photovoltaic field area is effectively ensured.

The present invention discloses a virtual-real image combined display device, comprising a semi-transparent semi-reflective mirror, the semi-transparent semi-reflective mirror is used to combine a virtual image with a real image for display; a display, each display surface of the display is arranged to face the semi-transparent semi-reflective mirror, the display is used to provide a virtual image; a dimming glass, the dimming glass is arranged on the side that provides a real image to the semi-transparent semi-reflective mirror, the dimming glass is used to adjust the real image. The present invention can realize the combination of virtual and real images with a semi-transparent semi-reflective mirror with a low longitudinal depth in a strong light environment, thereby improving the versatility and feasibility of the display device.

The present application relates to the technical field of computer network, and especially relates to a fast forwarding method and system of network data packet of zero-patch kernel integration. The method comprises the following steps: registering a hook function at a key node of data packet processing, obtaining a registration custom processing function, expanding a connection tracking structure in a Linux kernel connection tracking system, and adding a custom field to store a fast forwarding state; constructing a fast NAT connection table; when the data packet reaches the registration custom processing function, calculating a hash value of the data packet, searching for a corresponding connection node in the fast NAT connection table through the hash value; if the valid connection node is found, updating header information of the data packet and sending the data packet to a target interface; otherwise, marking connection tracking information and making the data packet go through a regular Netfilter processing flow. The present application can solve the performance bottleneck problem caused by the dependence of the Netfilter complete flow in the traditional Linux kernel network forwarding scheme.