9results about How to "Avoid stitching" patented technology

The invention provides a blade repairing method and a blade repairing system, and belongs to the technical field of additive manufacturing, and the blade repairing method comprises the steps that the maximum cross section is selected from the cross sections of each to-be-repaired blade in a plurality of to-be-repaired blades; determining an acquisition height according to the maximum cross section; according to the collection height, collecting all the to-be-repaired blades as a whole to obtain overall point cloud data of all the to-be-repaired blades; and repairing the to-be-repaired blade according to the overall point cloud data and a preset repairing height. The blades can be repaired in batches, and the repairing precision is high.

The invention discloses a high pier multifunctional construction platform which is characterized in that the high pier multifunctional construction platform comprises an upper main platform (3) and a lower main platform (3), the main platforms (3) are connected with triangular load-bearing hanging frames (2) respectively, and the triangular load-bearing hanging frames (2) are connected with load-bearing embedded holes of pier columns through positioning load-bearing pins (5); a jacking oil cylinder (6) is arranged on the triangular load-bearing hanging frame (2) of the lower main platform (3), and a jacking oil cylinder piston rod (7) of the jacking oil cylinder (6) is connected with an oil cylinder lug seat in the middle of the upper triangular load-bearing hanging frame (2). The positioning bearing pin is used as a bearing foundation of the climbing frame, and the climbing frame is simple in structure, not prone to falling off, higher in safety and capable of being repeatedly used. The triangular load-bearing hanging frame is of an integral type, the structure is simpler, the triangular load-bearing hanging frame can be conveniently connected with the jacking oil cylinder, and operation is more convenient. The whole climbing frame is few in structural component, light in weight, high in bearing capacity and easy to store and transport in a classified mode, and storage cost and transportation cost are correspondingly saved.

The present application relates to the technical field of video image processing, and discloses a video image splicing and unfolding method, device, medium and equipment. The method comprises the following steps: acquiring a first image and a second image of a top view of a to-be-spliced cylinder; acquiring a cylindrical surface image of the to-be-spliced cylinder; determining an overlapping area of the first image and the second image; determining a plurality of pixel point pairs composed of pixel points in the first image and pixel points in the second image in the overlapping area; acquiring a plurality of plane unfolding images of a front wide-angle top view of the to-be-spliced cylinder; and splicing the plurality of plane unfolding images to acquire a spliced image of a complete cylinder plane unfolding image. The method solves the splicing of target pixel images with different depths of field, prevents misalignment during image splicing, realizes accurate image splicing, improves the speed and accuracy of video image splicing, and does not require manual selection of initial matching points, and can adapt to the fusion of large amounts of images.

The utility model relates to the technical field of house building construction, in particular to a material placing frame capable of being installed in a combined mode, which comprises a support body, and a layer plate assembly is installed on the outer wall of the support body in an attached mode. According to the improved material placing frame, the inserting bolts, the B-shaped pins, the supporting frames and the supports are installed, the height and the layer number of the placing frame can be freely adjusted, the first inserting plates, the second inserting blocks and the brackets are installed, the length and the width of the layer plate assemblies can be freely expanded, and through the modularized assemblies, the size can be flexibly adjusted according to needs, and rapid disassembly, assembly and expansion can be achieved; the goods shelf is suitable for different building material specifications, the utilization rate of longitudinal space is effectively improved through multi-layer installation, the occupied area is reduced, and therefore the overall space utilization rate, environment adaptability and storage efficiency are improved, damaged parts can be locally repaired or replaced under the condition that construction is not affected, frequent replacement or splicing of the whole goods shelf is avoided, and the labor intensity of workers is lowered. The labor cost is reduced, and the overall construction efficiency is improved.

The application provides a large model-oriented data storage and dynamic updating system and method, and belongs to the technical field of data updating and storage. The system comprises a data aggregation module, a storage module, a large model interaction module and a dynamic updating module. The original interaction data of a user is classified according to attributes, capabilities, environment and intention by a semantic recognition model, a single natural language user portrait document is generated by aggregation, and is stored in the form of a key-value pair. When a large model interacts, the system directly reads the document as complete context input, greatly improving the data acquisition efficiency. In addition, the system can update and maintain the document in real time according to interaction feedback. The application realizes the change from a "relational" to a "text" storage paradigm, significantly reduces the complexity of data query and processing and the Token consumption of large model interaction, guarantees the timeliness and accuracy of the user portrait, and thus improves the quality and efficiency of the personalized service of the large model.

The embodiments of the present disclosure disclose a training method of a parking space detection model, a parking space detection method, device and equipment, wherein the method comprises: determining a target point cloud map of a target region and image data corresponding to at least one vehicle pose in a map coordinate system of the target point cloud map; determining a region range corresponding to each vehicle pose based on a preset range determination rule; obtaining first parking space label data in a map coordinate system corresponding to each region range; determining second parking space label data in a vehicle coordinate system corresponding to each vehicle pose based on each first parking space label data; and training a first parking space detection model obtained in advance based on the image data and the second parking space label data corresponding to each vehicle pose, to obtain a target parking space detection model. The embodiments of the present disclosure realize the training of a model for directly detecting a parking space in a vehicle coordinate system based on multi-view images, and can effectively improve the accuracy of the parking space detection result.

The application relates to a three-dimensional laser engraving method, device, computer equipment and system. The method comprises the following steps: sequentially acquiring a two-dimensional gray scale image corresponding to each layer of an engraving object; acquiring engraving image data of each engraving point based on the two-dimensional gray scale image; sequentially controlling a displacement table to move to a starting position corresponding to each row of the engraving points and controlling the displacement table to move according to a specified program; and when the displacement table reaches a specified position, controlling a digital micromirror to perform parallel laser engraving operation based on the engraving image data of the corresponding engraving point. Through the application, the technical problems of low engraving efficiency and poor engraving quality in the related art are solved. The splicing step is removed by moving the displacement table, and the digital micromirror performs parallel laser engraving, thereby improving the efficiency and quality of laser engraving.

The invention discloses a database parallel equivalent connection method based on a column storage format. The database parallel equivalent connection method comprises the steps that a data table with the minimum data size is selected from a plurality of involved data tables to serve as a basic table; hash is carried out on the basic table according to a Hash function, data in the basic table is divided into a plurality of fragments according to a Hash result, each fragment is numbered and allocated to a plurality of sub-tasks, and a sub-Hash Table with a connection field value list as Key and a row position information list as Value is constructed in a concurrent mode; performing the same operation on the to-be-connected data table, and concurrently performing Hash detection; and according to a position information sequence pair obtained by Hash detection, splicing connection field values of corresponding position information of the basic table and the data table to be connected to obtain a spliced result, and taking a set of all the spliced results as a final connection result.

The utility model relates to the technical field of building structure reinforcing, in particular to a reinforcing single body and a reinforcing balcony structural body for an old building balcony floor slab, which comprise a first fixing rod, second fixing rods are detachably mounted at two ends of the first fixing rod, a plurality of first open holes are uniformly formed in the second fixing rods in a penetrating manner, and a plurality of second open holes are formed in the second fixing rods. And a third fixing rod is detachably mounted on one side of the second fixing rod. Through the arrangement of the first movable plate, the second movable plate and the first movable block, after the reinforcing single body is fixed to the building wall, abutting supporting of the balcony floor surface is completed by adjusting the positions of the first movable plate and the second movable plate, and the position of the first movable block is adjusted so that the second movable block can abut against the balcony floor surface; in daily use of the balcony, vibration generated by the balcony when a person walks on the balcony can be transmitted to a second movable block, and then the second movable block moves in a seventh open groove and extrudes a spring and a damping rod.