18results about How to "Flexible change" patented technology

The invention discloses a multi-dimensional learning condition statistical analysis method based on deep learning, and relates to the technical field of learning condition statistical analysis, and the method captures the learning performance of students in hearing, speaking, reading and writing dimensions, analyzes the learning behavior learning condition, measures the learning progress and quality of the students from multiple aspects, and improves the learning efficiency. The learning ability of students is graded by using Kmeans clustering and SVM, learning behavior changes of the students are tracked in real time in combination with an LSTM time sequence model, ability grading of the students is dynamically adjusted according to performance of the students in a specific learning stage, and a personalized learning report is generated for each student based on a multi-dimensional grading result of the students. According to the method and the system, the ability analysis and behavior data of the students are combined, a customized learning route map is conveniently provided for the students, meanwhile, the LSTM time sequence model is combined with the answer data and video learning behavior data of the students, subtle changes in the learning process are captured, the grading results of the students are updated in real time, and real-time and personalized learning support is provided for the students.

The embodiment of the invention provides a sound effect control method and device and computing equipment. The sound effect control method comprises the steps that a scene picture to be controlled is divided into at least two scene areas; in response to a sound effect control event of a target scene region, determining region content information of the target scene region, and determining a target sound effect parameter of the target scene region according to the region content information, the target scene region being any one of the at least two scene regions; and controlling the sound effect of the target scene area according to the target sound effect parameter of the target scene area. Regional division is carried out on a scene picture to be controlled, sound effects of different scene regions are independently regulated and controlled, different sound effects are allowed to be played in different scene regions, the layering sense and dynamic expressive force of the sound effects are improved, dynamic sound effect control is achieved based on region content information of scene dynamic change, and the user experience is improved. The sound effect in a complex scene is prevented from being disjointed with an actual scene, and the control effect of the sound effect is improved.

The invention relates to the technical field of photovoltaic cells, and provides copper electrode slurry, a metal electrode, a preparation method of the metal electrode and a photovoltaic cell. The copper electrode slurry comprises a metal composition, a dispersion reducing agent, a composite curing agent and an optional solvent, the metal composition at least comprises copper powder and optional gold powder and / or silver powder; the composite curing agent comprises thermosetting resin and a latent curing agent; wherein the mass ratio of the metal composition to the composite curing agent is (7-30): 1. The copper electrode paste provided by the invention replaces expensive silver paste, so that the manufacturing cost of a solar cell energy electrode is greatly reduced. According to the method for preparing the metal electrode, the position of the copper electrode can be precisely machined, damage to the amorphous silicon layer is avoided, remelting and solidification of the copper electrode are achieved through multiple times of laser scanning, and the problem that the adhesive force between the copper electrode and the substrate is poor is effectively solved.

The invention provides a database access method and device and electronic equipment, and relates to the technical field of data processing. The database access method comprises the following steps: acquiring access constraint information of different database users in respective registered databases, and generating a database access configuration table according to the access constraint information; calling a configuration main program, and reading the access configuration table by the main program to determine a configuration task set of various databases; starting a plurality of threads, and scheduling a configuration task set to the plurality of threads to generate at least one access model of each database; obtaining a database access request sent by the terminal equipment, determining a pre-accessed target database according to the access request, and determining a target access model matched with a target database user; and performing access control on the target database based on the target access model to obtain an access result of the access request, thereby realizing flexible database access control.

The present invention provides a cemented carbide plate welding tool, which relates to the technical field of cemented carbide plate processing. The cemented carbide plate welding tool is designed with a slide groove, a displacement mechanism, a positioning assembly and a rotation limit assembly. The design of the slide groove makes the change of the support plate position more flexible, reduces the number of times the staff needs to tighten the bolt, is simpler to operate, and has higher efficiency of the overall device. The first screw can adjust the position of the first mounting plate relative to the edge of the welding platform, so that the change of the position of the positioning assembly is also more flexible. The first mounting plate can support the cemented carbide plate on one side, and by changing the state between the sliding sleeve and the rotating sleeve, the state between the first mounting plate and the second mounting plate can be changed, so that the fixed plate can support the other side of the cemented carbide plate or vertically fix the surface of the cemented carbide plate. A single device can achieve the clamping effect of multiple clamps on the cemented carbide plate, and has stronger functionality.

The invention discloses a service system based on an intelligent innovation platform. The service system comprises an intelligent innovation platform service module which is used for providing innovation work dynamics, notification announcement, excellent case display, honor display, innovation reward release, data statistics chart display and innovation project full-life-cycle management; the task management module is used for realizing online decomposition, circulation, filling, approval and display of work tasks of all departments of a factory; the intelligent cooperation module is used for realizing real-time communication and cooperation among project team members; the data analysis module is used for collecting and monitoring project data in real time and performing project risk prediction by using a machine learning algorithm; the knowledge management optimization module is used for improving the search accuracy and efficiency of a knowledge base and files; according to the invention, the problems of information islands, communication barriers, complex and low-efficiency task management, insufficient data utilization, incomplete knowledge management and insufficient innovation support of the existing system are solved.

The utility model belongs to the field of building construction walls, and particularly relates to an auxiliary component for intelligent construction, which comprises two outer vertical walls, inner frameworks and filling materials, the inner frameworks are attached to the inner sides of the two outer vertical walls, the filling materials are attached between the inner frameworks on the two sides, and the filling materials are arranged between the outer vertical walls and the inner frameworks. The outer vertical wall is of a zigzag structure. According to the structure, internal filling materials can be sprayed and built through 3D printing equipment, the external wall body can be decorated at will according to design requirements, the mortar layer can be sprayed and built only after workers bind reinforcing steel bars, the whole building of the wall body can be completed, and the construction efficiency and the accuracy after the wall body building is completed are improved.

The invention relates to the technical field of intelligent decision and finance, and discloses an information verification method and device based on an analysis engine, equipment and a medium, and the method comprises the steps: calling enterprise external information through employing a pre-obtained instruction; analyzing the enterprise external information through a preset analysis engine, and packaging an analysis result to obtain packaged data; obtaining enterprise internal information, extracting a key field of the enterprise internal information, and performing transmission query on the packaged data through the key field to obtain query result data; and verifying the query result data and the enterprise internal information according to a preset verification standard to obtain a verification result. Through comprehensive arrangement of internal information of an enterprise and comparison and verification of the internal information and external information, latest data is acquired in real time, and information acquisition and analysis quality is improved at the same time, so that the operation condition of a company is accurately grasped, and an enterprise management layer is supported to make a more accurate and more effective business decision.

The utility model provides a sports equipment transfer device for sports teaching relates to sports equipment transfer technical field, including transfer support board, the top fixed connection of transfer support board has the crosspiece, the outer surface of crosspiece has seted up first T type groove, the outer surface of crosspiece has seted up fixed hole, one side of first T type groove is provided with mobile structure, mobile structure includes sliding block, the outer surface fixed connection of sliding block has support axle, one side of sliding block is provided with extension block. The utility model, through setting up a crosspiece at the top of transfer cart, it is convenient to set up the clamping assembly that can move flexibly here to adapt to the complex shape of sports teaching equipment, make the position that clamps can change more flexibly, through setting up first T type groove, it is convenient for mobile structure to change position at the surface of crosspiece through sliding block to indirectly drive rotating rod and clamping assembly to move.

A communication method of a V2X communication device is disclosed. The communication method includes accessing a first channel; receiving a network protocol data unit (NPDU) including a service advertisement message (SAM) on the first channel; and based on the service advertisement message, accessing a service channel and receiving service data.

The application relates to the technical field of computer networks, in particular to a scheduling method and device based on CNN matrix blocking, equipment and a storage medium, the method comprising the following steps: receiving at least one computing task of a CNN neural network submitted by a user, determining the priority of each computing task while responding to each computing task according to a preset job priority ordering mode; generating a task publishing request according to the idle resources of one or more FPGA board cards and the receiving condition of the published tasks, responding to the task publishing request according to a preset data dependency relationship and a preset job priority ordering; based on the published computing tasks to be received, performing matrix blocking through a preset FPGA resource scheduling algorithm, allocating corresponding FPGA resources, and deploying the FPGA resources to one or more FPGA board cards to perform parallel computing on the published computing tasks to be received. Therefore, the problems that the optimal acceleration effect cannot be achieved in the related art and FPGA resources are easily wasted are solved.

The utility model relates to the technical field of power distribution switch control cabinets, and discloses a power distribution switch control cabinet with a wire harness arrangement function, which comprises a control cabinet body, a connecting mechanism is arranged on the back of the inner wall of the control cabinet body, a connecting plate is arranged on one side of the connecting mechanism, and an adjusting mechanism is arranged at the top of the connecting plate. And the adjusting mechanism comprises a fixing box, the fixing box is fixedly connected to the top of the connecting plate, a threaded plate is slidably connected to the interior of the fixing box, and a threaded rod is rotatably connected to one side of the inner wall of the fixing box. According to the power distribution switch control cabinet with the wire harness arrangement function, through the arranged adjusting mechanism, a hand wheel is shaken to drive a threaded rod to rotate, and a supporting block drives a first clamping block to move, so that the clamping and limiting sizes of the first clamping block and a second clamping block can be flexibly adjusted, and adjustment can be performed according to different numbers of cables; and the flexibility of the device is enhanced, and a worker can operate and use the device conveniently.

This invention discloses a multi-source data fusion acquisition system, belonging to the field of online monitoring technology for generator set operation. The power supply module provides power to the acquisition and output module, the low-power main control module, the wireless communication module, and the SRAM storage module. The acquisition and output module acquires voltage, current, digital signals, and digital logic signals and outputs them to the low-power main control module. The low-power main control module fuses the data acquired by the acquisition and output module, controls the power supply on / off, controls the power supply and data communication of the SRAM storage module, calls the functions and timing of the wireless communication module, and controls the working and sleep timing of the entire acquisition system. The wireless communication module transmits data to the low-power main control module and the host computer. This invention controls the power supply module, acquisition and output module, wireless communication module, and SRAM storage module through the low-power main control module. By scheduling and allocating the working and sleep times of each module, a low-power design is achieved, reducing the overall power consumption of the system.

The utility model discloses an offshore photovoltaic distributed impressed current cathodic protection system, which comprises impressed current cathodic protection devices in one-to-one correspondence with matrix areas divided by a photovoltaic electric field. The system comprises a first connecting piece for electrically connecting a plurality of photovoltaic platforms in a matrix area, a power supply controller for converting alternating current into direct current, a composite cable component, a far reference electrode and a near reference electrode, the top end of the composite cable component is connected to the photovoltaic platform, the bottom end is anchored to the installation position of the seabed, and a first outgoing line of the composite cable component is electrically connected with the power controller. The far reference electrode and the near reference electrode are mounted on a steel pile foundation of the photovoltaic platform in the matrix area, and the distance between the far reference electrode and the composite cable component is greater than that between the near reference electrode and the composite cable component. According to the utility model, the impressed current cathodic protection equipment is arranged to carry out long-acting and stable protection on the steel pile foundation in the matrix area, and the number of auxiliary anodes required by a photovoltaic electric field is reduced.

The invention relates to the technical field of electric power transaction settlement, solves the technical problem that diversified electric power transaction settlement requirements generated by diversified market subjects cannot be met in the prior art, and particularly relates to a flexible generation method of an electric power transaction settlement model, which comprises the following steps: S1, obtaining a settlement correlation value Kj based on settlement basic data, data with small relevance with decision attributes in the settlement correlation value Kj are removed; and S2, constructing a settlement node of the settlement end and a connection node of the user side, connecting the settlement node with the connection node according to different user side demands, and calculating the demand electric quantity of the user side to estimate the electric charge Ccu. According to the invention, through a visual interface, a worker can easily operate and complete the definition and settlement of a settlement model; and the settlement is flexibly selected according to a user or an operator, so that the settlement mode is flexibly selected, and different requirements of a power generation side and a power utilization side are met at the same time.

The utility model relates to the technical field of water treatment, and discloses an inclined tube sedimentation device for water treatment, which comprises a water tank component, an inclined tube component is arranged in the water tank component, liquid discharge components are fixedly mounted on two sides of the water tank component, the water tank component comprises a tank body, overflow holes are uniformly formed in the upper wall surfaces of two sides of the tank body, and the overflow holes are communicated with the inclined tube component. A front sedimentation tank is fixedly installed at the bottom end of the tank body, a rear sedimentation tank is fixedly installed on the rear side of the front sedimentation tank, lower sliding rails are fixedly installed on the inner walls of the two sides of the bottom end of the tank body, the width of the front sedimentation tank is the same as that of the rear sedimentation tank, and the length of the lower sliding rails is the sum of the width of the front sedimentation tank and the width of the rear sedimentation tank. Upper sliding rails are fixedly installed on the two sides of the upper end of the pool body, a back folding plate is fixedly installed on the back face of the pool body, a middle plate is fixedly installed at the front end of the bottom of the back folding plate, side plates are fixedly installed on the outer surfaces of the two sides of the pool body, sealing blocks are arranged between the side plates and the back folding plate, and the device has the function of flexibly changing the sedimentation position.

The utility model relates to the technical field of sound barriers, in particular to a non-metal micropore particle sound barrier which comprises a base, an installation frame is fixedly connected to the upper end of the base, a bottom groove is formed in the lower wall in the installation frame, side grooves are formed in the left wall and the right wall in the installation frame, and a non-metal micropore sound barrier body is connected into the installation frame in a clamped mode. A mounting mechanism is arranged at the upper end of the mounting frame, limiting mechanisms are fixedly mounted at the four corners of the lower end of the base, and connecting blocks are fixedly connected to the upper portion of the left end and the upper portion of the right end of the mounting frame. According to the non-metal micropore particle sound barrier, the non-metal micropore sound barrier body is convenient to install, the installation progress can be accelerated, the non-metal micropore sound barrier body can be detached and replaced in time when being damaged subsequently, normal functions of the non-metal micropore sound barrier body are guaranteed, meanwhile, the non-metal micropore sound barrier body can be reused at different places, resource waste is avoided, and the cost is reduced. And for some temporary noise problems or activities, the sound barrier can be quickly moved to a proper position to play a role.

The invention relates to a secret key generation method, a secret key management system and a storage medium, and the secret key generation method comprises the steps: obtaining the key type information of a vehicle digital key; determining a preset key security level; calculating a dispersion factor under the current level based on the key security level and the key category information; and generating a target key corresponding to the vehicle digital key according to the dispersion factor and a preset first root key. According to the method and the device, the problem of high key leakage risk in a relatively high complexity scene caused by continuously changing key forms or continuously increasing key types is solved.