52results about How to "Avoid less efficient" patented technology

The embodiment of the invention relates to the technical field of databases, in particular to a database synchronization method and a database synchronization device, which are used for improving the initialization efficiency in a data synchronization process of a target database. According to the database synchronization method and the database synchronization device, a total data request message is sent to a source snapshotting server by a target server, determined total data information is sent to the target server by the source snapshotting server, so that a total data snapshotting document is obtained by the target server according to the total data information, and the total data snapshotting document is led into the target database, and thus, the initialization process of the target database is finished, thereby realizing automatic initialization control in the data synchronization process of the target database and improving the initialization efficiency in the data synchronization process of the target database.

The present invention provides an internet key management protocol (IKE) re-negotiation authentication method and device. The method comprises: in the first negotiation stage of the IKE renegotiation, a device at one end performs encryption of the ID of a local device through the SA obtained by IKE renegotiation between the device at one end and the device at an opposite end at the last time; the encrypted ID is sent to the device at the opposite end; after the ID sent by the device at the opposite end is received, the decryption is performed through the SA obtained by the IKE renegotiation between the device at one end and the device at an opposite end at the last time; it is determined whether the decrypted ID is consistent to the obtained ID at the negotiation at the last time or not; and the authentication passes in the condition that the decrypted ID is consistent to the obtained ID at the negotiation at the last time. According to the embodiment of the invention, the safety can be ensured in the re-negotiation process of the internet key management protocol with no need for performing the EAP authentication.

The embodiment of the invention provides a method for data transmission and equipment. The method comprises: synchronization header indication information for indicating a frame header position of a first code stream is determined, wherein the first code stream is obtained by encoding on common public radio interface (CPRI) service data; decoding is carried out on the first code stream to obtain a second code stream, wherein the first code stream is a 10B code stream and the second code stream is an 8B code stream or the first code stream is a 66B code stream and the second code stream is a 64B code stream; frame header indicating information for indicating a frame header position of the second code stream is inserted in the second code stream according to the synchronization header indication information; and the second code stream and the frame header indicating information are mapped into an OPU of an ODU frame. According to the method provided by the invention, decoding is carried out on the 10B code stream/ 66B code stream to obtain the 8B code stream/ 64B code stream and the frame header indicating information for indicating the frame header position is inserted, so that a self-defined frame is formed. The self-defined is mapped to a playload region directly for transmission by peeling off costs, so that the transmission bandwidth can be saved and the data transmission efficiency can be improved.

The invention provides a control system for intelligent access control, comprising a collecting unit, an identification unit, a determination unit, a storage unit, an execution unit, an intelligent learning unit and a real-time confirmation unit. The determination unit determines whether to send the instruction information to the execution unit and whether to send the visitor information to the real-time confirmation unit. The real-time confirmation unit performs decision processing on the visitor information. The execution unit executes instructions from the determination unit and the real-time confirmation unit. The intelligent learning unit updates the historical visitor information group and the associated data group according to the visitor information and execution information of theexecution unit, performs recording and authority management on visitor information, and avoids the problem of the inefficiency in the existing technology due to frequent verification of visitors. Thecontrol system for intelligent access control and control method thereof also provides a control method of the control system.

The embodiment of the invention provides a multi-floor positioning method and system, and relates to the technical field of signal processing. The method comprises the steps of acquiring WIFI data information of the current environment of the robot; inputting the WIFI data information into a preset probability distribution model to obtain probability distribution of each grid unit in each floor map; acquiring position information of the robot according to probability distribution of the WIFI data information in each grid unit in each floor map. The problems that in an existing method, the WIFIpositioning effect is poor, WIFI data sources are manually collected, and consequently the collection efficiency of the WIFI data sources is low are solved.

The embodiment of the invention provides a method for an ergodic test. The method includes the steps of determining at least one window which can be presented by a to-be-tested application; for each window, acquiring all controls in the window and attributes corresponding to each control, and testing each control according to the corresponding attributes. According to the technical scheme, windows included in the to-be-tested application are determined firstly, the ergodic test is conducted by operating each control in each window, and since human involvement is not needed in the technical scheme, the defect of low accuracy in the prior art can be avoided; besides, a test case is not tested in the technical scheme, and therefore the defect of low efficiency in the prior art can be avoided.

The invention discloses a three-dimensional image adjusting method, device and equipment and a readable storage medium, and relates to the field of three-dimensional modeling. The method comprises thesteps that an image adjustment interface is displayed, the image adjustment interface comprises an image preview area and a parameter adjustment area, and the parameter adjustment area comprises a three-dimensional adjustment model used for adjusting candidate parts in the three-dimensional direction; responding to a selected candidate part in the three-dimensional image as a target part, and receiving a target adjustment operation on the three-dimensional adjustment model; and synchronously adjusting the target part in the image preview area in an adjustment mode corresponding to the targetadjustment operation. A three-dimensional adjustment model is displayed in a parameter adjustment area; and the selected target part in the three-dimensional image is synchronously adjusted through the adjustment operation on the three-dimensional adjustment model, so that the problem of relatively low efficiency caused by accurate adjustment through multiple attempts in a mode of adjusting through a progress bar is avoided, and the human-computer interaction efficiency in the adjustment process of the three-dimensional image is improved.

The invention provides a public opinion analysis method and device, computer equipment and a storage medium, and the method comprises the steps: obtaining a plurality of pieces of public opinion information corresponding to each target business in at least one target business; for each target business, determining public opinion graph data of the target business based on a pre-constructed knowledge graph structure and multiple pieces of public opinion information corresponding to the target business; and constructing a knowledge graph database corresponding to each target service according tothe public opinion graph data so as to perform association analysis on at least one target service by utilizing each knowledge graph database. By adopting the scheme, the public opinion graph data inthe public opinion information is extracted in combination with the knowledge graph structure, so that association analysis among the target services is realized through the constructed knowledge graph database, automatic mining of the public opinion information is realized, and the public opinion analysis efficiency is improved.

The invention discloses a system and a method of quickly obtaining lottery information. The system is mainly composed of a lottery betting machine, two-dimension code lottery, a cell phone having a camera, lottery information two-dimension code generating software, and information acquisition and processing software. By means of the system, a lottery electronic information acquiring user can scanning the two-dimension code shape on a lottery by mobile phone photographing for obtaining editable lottery electronic text information. The system and the method can avoid a problem that manual re-inputting is low in efficiency, is high in labor intensity and is easy to cause mistake, and can avoid a problem that a method of photographing paper lottery text to acquire information is not high in recognition rate and is easy to cause mistake, thereby bringing convenience to the lottery electronic information acquiring user.

The invention discloses a vehicle-mounted Lidar steel rail point cloud extraction method based on generalized neighborhood height difference. The vehicle-mounted Lidar steel rail point cloud extraction method specifically comprises the following steps: 1, segmenting track bed point cloud according to a scanning angle or a track line of a vehicle-mounted Lidar point cloud; 2, adopting a statisticalfiltering algorithm to remove noise points caused by shielding factors of the steel rail in the ballast bed point cloud, and obtaining the ballast bed point cloud with the noise points removed; 3, carrying out columnar neighborhood search on one point in the ballast bed point cloud; 4, calculating the generalized neighborhood height difference of the point based on the columnar neighborhood; 5, repeating the step 3-4 until the generalized neighborhood height difference calculation of all points of the ballast bed area is completed, and a histogram is made; and 6, combining track knowledge anda generalized neighborhood height difference histogram to extract a steel rail vertex cloud. The vehicle-mounted Lidar steel rail point cloud extraction method can automatically extract the whole-line continuous steel rail vertex cloud, improves the extraction precision of the steel rail point cloud, is less in dependence on additional data, and is simple to implement.

The invention provides a vehicle-mounted double-motor power take-off power supply system and method. The system comprises a first generator, a second generator and a control unit, wherein the first generator is installed in an engine bin, connected with a vehicle engine and driven by the vehicle engine to run and generate electricity; the second generator is installed on a vehicle power take-off opening, connected with a vehicle gearbox and driven by the vehicle gearbox to run and generate electricity; and the control unit is connected with the first generator and the second generator through a cable and controls output power of the first generator and the second generator. According to the vehicle-mounted double-motor power take-off power supply system, the power take-off generators of different power are installed in the vehicle engine bin and on the power take-off opening respectively and controlled simultaneously by the same control unit, so that the working requirements of vehicles on different power utilization working conditions are met, the power of the whole system is improved, the efficiency is improved, the loss is reduced, and the high-power power utilization requirements of light or small vehicles are met.

The invention provides a standard text labeling and standard atlas construction method and device. The method comprises the following steps: extracting a standard element text and a non-standard element text from a to-be-labeled standard text based on a structured template; extracting a standard element triple from the standard element text based on a preset keyword and a preset rule; reading and understanding the non-standard element text, and extracting a non-standard element triple; and respectively carrying out entity fusion on the standard element triples and the non-standard element triples, and carrying out text labeling on the triples after entity fusion. The standard element triples are extracted on the basis of the preset keyword and the preset rule, and the non-standard element triples are extracted on the basis of reading comprehension, so that the triples used for constructing the standard atlas can be rapidly and accurately extracted, and the problem that the efficiency of constructing the standard atlas is low due to the fact that texts are manually labeled in a traditional method is solved.

The invention discloses a polycarboxylate superplasticizer and a preparation method thereof. The polycarboxylate superplasticizer is prepared from raw materials: by weight, 340-360 parts of methoxypolyethylene glycol, 20-40 parts of methacrylic acid, 2-10 parts of hydroxyalkyl acrylic ester, 2-6 parts of catalyst, 2-6 parts of polymerization inhibitor, 2-6 parts of oxidizing agent, 1-5 parts of reducing agent, 1-5 parts of tartaric acid and 640 parts of water. The preparation method of the polycarboxylate superplasticizer is carried out at the temperature ranging from 5 DEG C to 40 DEG C. According to the preparation method, the problem of low efficiency at temperature during use of one type of reducing agent can be avoided, dropwise adding time can be shortened, production cycle can be shortened, energy consumption can be lowered, and production cost can be decreased.

The embodiment of the invention provides a customs declaration data matching method and device, and the method comprises the steps: segmenting a customs declaration text based on a preset rule, obtaining a first text, segmenting a Chinese text and an English text in the first text, and sequentially selecting the corresponding Chinese text or English text as a second text based on the text sequenceof the first text, and determining a to-be-matched field of the second text according to the length of the longest word in the word segmentation dictionary, deleting invalid words in the to-be-matched field, performing word normalization processing on the invalid words, performing similarity calculation on the invalid words and words in the word segmentation dictionary, and if a calculation result is greater than a preset value, segmenting the to-be-matched field from the customs declaration text to serve as segmented words, and matching whether the segmented words conform to customs declaration specifications. According to the method of the invention, data matching verification can be carried out on the Chinese text and the English text respectively, the to-be-matched field is determinedaccording to the length of the longest word in the word segmentation dictionary, the influence of similar words is considered, and the verification efficiency and accuracy are improved.

The invention relates to the technical field of concrete transportation, and particularly relates to a horizontal concrete transportation device for roof construction. The horizontal concrete transportation device comprises a moving frame, rollers, supporting columns, a transportation frame, a stirring mechanism and a guide frame. In the stirring mechanism, concrete is stirred through stirring blades in the rotating process of a stirring shaft, and the situation that stones and slurry are distributed unevenly due to sinking of the stones in the concrete in the transportation process, and the subsequent use effect of the concrete is affected is avoided; and in the guide frame, a first supporting frame rotates and is matched with a second supporting frame to drive a material guide frame to rotate, then the material guide frame can be driven to rotate to different positions of a roof, thus pouring of the concrete at the corners of the roof can be achieved, and the pouring efficiency of the concrete is improved.

The invention discloses an automatic packaging device for producing and packaging a digital-to-analog converter. The automatic packaging device comprises a platform and frames, the frames are fixedly connected to the left end and the right end of the front side of the lower end of the platform, and a positioning mechanism is arranged above the frames; the positioning mechanism comprises a first sliding block, an inclined rod, a clamping plate, a first transverse rod, a hydraulic cylinder, a second spring, a supporting rod, a rolling wheel, a base plate and a bottom plate, the bottom plate is fixedly connected to the lower portion of the supporting rod, and the two sides of the second spring are fixedly connected with the bottom plate and the first sliding block correspondingly. The automatic packaging device for production and packaging of the digital-to-analog converter is scientific and reasonable in structure and safe and convenient to use, the circuit board cannot move through cooperation of a hydraulic cylinder, a first sliding block, an inclined rod, a clamping plate, a second conveying belt, a rolling wheel base plate, the digital-to-analog converter and the circuit board, and center positioning of the circuit board is guaranteed through left-right synchronous movement. The problem that position fixation cannot be accurately ensured when packaging and welding between the digital-to-analog converter and the circuit board are carried out is avoided.

The invention relates to the field of AP declaration registration, and particularly discloses a wireless access point controller. The wireless access point controller adopts a semantic understanding model based on a deep learning technology to perform centralized processing on declaration and registration information of a plurality of APs on the premise of ensuring accuracy and efficiency so as to determine whether declaration and registration of each AP are correct or not, and therefore, simultaneous declaration and registration of the plurality of APs can be realized. In this way, on one hand, the accuracy of AP declaration and registration can be improved, and on the other hand, the condition of relatively low efficiency during AP declaration and registration can be avoided.