14results about How to "Speed ​​up the loading process" patented technology

The invention discloses a multi-thread and LOD-based point cloud rendering method, and relates to the field of video rendering, and the method comprises the steps: dividing point cloud data into n data blocks; calculating an initial position of each data block in the point cloud file, and creating n threads; extracting m pieces of LOD point cloud data with different levels of detail from the octree of each data block; calculating the proportion # imgabs0 # of the size of the current point cloud in a rendering viewport and the distance # imgabs1 # from a viewpoint to a camera, and calculating the detail level # imgabs4 # of the current to-be-rendered LOD point cloud according to a preset viewport proportion threshold value # imgabs2 # and a preset sight distance threshold value # imgabs3 #; according to # imgabs5 #, selecting point cloud data of a corresponding detail level from the m pieces of LOD point cloud data; for each interactive operation event, parallel coordinate transformation and illumination calculation are carried out on the LOD point cloud data to be rendered currently in different threads; submitting a calculation result to a renderer for rendering; aiming at low rendering efficiency in the prior art, the method and the device can efficiently render large-scale point cloud data.

The invention discloses a dynamic module operation management system based on a programming language, and the system comprises a module analyzer which manages the dependency relationship between modules in the system, applies a compiling optimization technology before the modules are loaded, and optimizes the code execution through code expansion and constant folding; operation environment establishment: optimizing execution speed and resource scheduling by integrating a just-in-time compiling JIT technology and an optimization measure during operation; the module warehouse is used for controlling the retrieval and loading process of the module by adopting an optimized organization and index strategy; data structure optimization: using a skip list to adjust data structure design, and controlling data processing efficiency; dynamic optimization: the system dynamically adjusts an optimization strategy according to performance feedback and an operation environment, and controls improvement of self-adaptive performance; garbage collection: dynamically adjusting a garbage collection strategy by adopting a self-adaptive garbage collection algorithm, and reducing the module retrieval time, accelerating the module loading process and improving the data access efficiency.

The invention relates to the technical field of intelligent manufacturing, in particular to a stamping production line mechanical arm which comprises a mounting pipe, a connecting frame arranged on one side of the mounting pipe, a fixing frame fixedly connected to one side of the connecting frame, and a rotating shaft arranged on one side of the fixing frame and rotationally connected in a penetrating mode. Rotary feeding and discharging of the multiple suction cups are driven through rotation of the rotating frame, the feeding process of raw materials and the discharging process of products are completed by rotating by 180 degrees, the efficiency of the feeding process of the raw materials and the efficiency of the discharging process of the products can be improved, and meanwhile through the mode that the multiple suction cups rotate, make contact and adsorb, the efficiency is improved. Products in different shapes can be adaptively adsorbed and fixed, the products in different shapes can be conveniently adsorbed in the feeding and discharging process, the overall stamping production efficiency is improved, the automatic feeding and discharging process of stamping production can be conveniently achieved in cooperation with program control and program adjustment of a controller, and the production efficiency is improved. Therefore, the automatic driving and the automatic up-and-down material taking process in the stamping production process are achieved.

The automatic laser processing device comprises a feeding system and a discharging system, and further comprises a multi-shaft transmission system, a laser processing system, a laser processing system, a laser processing system, a laser processing system and a laser processing system, and the multi-shaft transmission system is used for transmitting diamond wafers and is connected with the feeding system; the spatial position adjusting system comprises a rotatable jig; the measurement identification system is used for measuring and positioning the diamond wafer and is arranged in the moving range of the spatial position adjusting system; the laser processing system is arranged opposite to the spatial position adjusting system; the central control system is electrically connected with all the systems; wherein the spatial position adjusting system can adjust the spatial position of the diamond wafer, so that the side surface of the diamond wafer is aligned with the laser processing system, and the processing of the side surface of the diamond wafer is realized. According to the scheme, advanced technologies such as an automatic feeding and discharging system, a measurement and recognition system, a multi-axis transmission system and a spatial position adjusting system are adopted, and automatic sampling, sample loading, positioning and machining of wafers are achieved.

The utility model discloses an extrusion device for magnesium alloy production. The stamping device comprises a stamping box and a feeding assembly arranged on the surface of the stamping box, the feeding assembly comprises openings formed in the two sides of the surface of the stamping box and connecting grooves formed in the two sides of the surface of the stamping box, the connecting grooves are located on the sides of the openings, connecting blocks are connected into the connecting grooves in a matched mode, and one ends of the connecting blocks are fixedly connected with guide rails. The surface of the guide rail is connected with a motor in a matched mode, the motor works to drive rotating shafts connected with the output end of the motor to rotate, the multiple rotating shafts rotate in the guide rail, and then magnesium alloy placed on the surfaces of the rotating shafts can be conveyed. According to the magnesium alloy extrusion device, the guide rails can be conveniently connected with the stamping box, the openings formed in the surfaces of the guide rails communicate with the interiors of the guide rails, multi-position feeding of magnesium alloy is facilitated through the openings formed in the two sides, and the overall feeding and stripping efficiency is high when the magnesium alloy extrusion device works.

The invention relates to a quantization acceleration method for a stable video diffusion model, and the method comprises the steps: carrying out the comprehensive quantization acceleration design of a reasoning optimizer based on a U-Net network structure in three granularities: Kernel, Layer and Block, and carrying out the universal matrix multiplication quantization or operator fusion of different types of Kernel in a Kernel level; in Layer and Block levels, end-to-end schemes oriented to different scenes are provided through qualitative and quantitative analysis, and finally, the speed-up ratio of 1.63 is up to the maximum on the premise that the video precision is guaranteed. When the method is used for generating large model information in a diffusion type video, the loading and utilization rate of video data can be improved on the premise that the image and video precision is guaranteed.

The utility model discloses a shutter trolley for transportation, which relates to the technical field of plastic plate transportation and comprises a base, trundles are fixedly connected to four corners of the bottom surface of the base, side frame plates are fixedly connected to two ends of the top surface of the base, and limiting pins are fixedly connected to one sides of the side frame plates. The storage plates are stacked upwards layer by layer at the top end of the base, the limiting pins are arranged on one sides of the storage plates, the limiting pins are installed on the side frame plates, and the foot columns are installed on the other sides of the storage plates, so that the storage plates can be opened from the side faces, the mode that plastic plates are fed and discharged from the storage plates is increased, and the plastic plates can be conveniently placed on the storage plates. And after the object placing plate is lifted, the space for taking materials up and down is larger, the material taking is more convenient compared with the material taking from a side opening, the problem that the plastic plates are bonded with other object placing plates when the materials are fed and discharged from a narrow side opening is solved, and the portability of discharging and transporting the plastic plates by using the shutter trolley is improved.

The present invention provides a method and system for downloading 3D game resources on demand, which provides a data source that can be downloaded on demand for the client by packaging game resources into update packages in the form of update packages and generating resource dependency information and resource index data. By packaging resources that must be present when entering the game and other resources that can be downloaded when needed into different update packages, it is achieved that only the smallest installation package needs to be downloaded to enter the game when installing the game. By creating index information for resources and storing it in a database, it is possible to quickly locate whether the required resources need to be downloaded and the game packages and resource packages that need to be downloaded during the game. By downloading game resources as needed during the game, the problem of needing to download a large amount of resources before entering the game is solved, which greatly reduces the threshold for players to enter the game experience and also saves a large amount of broadband traffic.

The present application proposes an implementation method for building a heterogeneous data warehouse, comprising the following steps: step 1: identifying the types of heterogeneous data sources to obtain data asset import dimension descriptions and measurement system descriptions through data model mapping; step 2: based on the set heterogeneous data integration strategy library, according to the data asset import dimension descriptions and measurement system descriptions, converting the data business transaction dynamic process into a dynamic fact table; step 3: based on the constructed heterogeneous data ETL template, generating parallel incremental ETL tasks according to the dynamic fact table; step 4: according to the parallel incremental ETL tasks, accessing the heterogeneous data sources through the constructed heterogeneous data access interface to obtain the heterogeneous data assets to be processed for processing, so as to build a heterogeneous data warehouse.

The invention relates to the technical field of nuclear power, and provides a reactor passive starting device and a reactor passive starting method in order to reduce or eliminate a blind area range during passive starting of a nuclear power reactor. The device comprises a detector arranged in an out-of-reactor detection duct and a neutron channel box arranged in a descending section coolant layer between a pressure vessel and a hanging basket of a reactor, wherein the neutron channel box is close to the out-of-reactor detector; when the neutron channel box is a hollow channel, the passive starting method of the reactor comprises the following steps: in the starting process of the reactor, keeping that the neutron channel box is filled with high-pressure gas, keeping that a coolant does not circulate in the neutron channel box, and keeping that the coolant still circulates in other areas between the hanging basket and the pressure vessel; after the critical start of the reactor is completed, injecting a coolant into the neutron channel box; according to the method, the critical monitoring blind area in the critical starting process of the first-cycle reactor is eliminated, and blind-area-free passive starting of the first-cycle reactor is realized.

The utility model discloses a water tank bottom plate suspension conveying device with adjusting structure, specifically relates to suspension conveying equipment technical field, including mounting panel, two suspension rails are fixedly arranged in mounting panel bottom, a plurality of suspension wheels are slidably arranged on two suspension rails, the clamp for conveying water tank bottom plate is fixedly arranged in the suspension wheel bottom, the clamp includes riser, the riser outer wall all processes has placed the groove, two clamping plates are arranged in the placed groove, the slide groove is seted up in the placed groove inner wall. The utility model discloses through adjusting mechanism can automatically adjust the position of two clamping plates, can quick fixed water tank bottom plate, can also adapt to the water tank bottom plate of different width, simultaneously, with the help of drive mechanism automatic conveying water tank bottom plate, and then can improve the conveying efficiency and processing efficiency of water tank bottom plate, in addition, the height of mounting panel and riser is adjustable, and the staff is convenient for quick feeding or discharging, and further improves processing efficiency.

The utility model discloses a material transportation device for capillary marking, which relates to the technical field of material transportation for capillary marking and comprises a bottom plate, a first support plate and a second support plate are fixedly mounted on the bottom plate, and a first motor is fixedly mounted on the side wall surface of the first support plate. The capillary tube clamping and conveying device solves the technical problems that an existing clamping and conveying device can only clamp capillary tubes one by one, the capillary tubes are conveyed one by one in a feeding and discharging transfer mode, and then the working efficiency of capillary tube conveying is reduced. And moreover, the capillary tubes are borne and conveyed through the first motor, the first sliding block, the bearing block and the conveying frame, so that the capillary tubes can be conveyed in batches, the capillary tubes are clamped and conveyed in batches through the clamping assembly, and the working efficiency of feeding and discharging of the capillary tubes is improved.

The low-rail gantry type rack plating production line comprises a bottom plate, a working pool and a top plate, a vertical plate is fixed to the bottom end of the top plate, a reserved groove is formed in one side of the bottom end of a movable groove, and a sealing plate is installed in the reserved groove. The clamping rods are used for clamping the edge of the screen frame body, then materials needing rack plating are placed above the bearing screen plate, the bottom of the bearing screen plate is made to be close to the position above the mesh plate, the area above the bearing screen plate is enlarged, and when feeding and discharging need to be carried out, the clamping rods are used for clamping the edge of the screen frame body. A second telescopic rod can be started to work to drive a movable block to move in a movable groove, at the moment, due to the fact that a sealing plate and the movable block are mutually fixed, when the movable block moves, the sealing plate can correspondingly stretch, the purpose of sealing the movable groove is achieved, and therefore the bearing net plate can be safely lifted; in this way, the feeding and discharging convenience is well improved in the working process.

The present invention belongs to the technical field of BIM technology, and in particular, relates to a management system and method for data transmission and model lightweighting based on BIM technology, the management system includes a classification coding module, an information input module, a model information processing module, a model conversion module, an information reading module, an information writing module and a database, the classification coding module is communicatively connected to the information input module, the information input module is communicatively connected to the model information processing module, and the model conversion module and the information reading module are both communicatively connected to the model information processing module. The present invention can facilitate the construction and engineering industries to achieve efficient data transmission and management, as well as lightweight BIM model processing, which will reduce the cost of data transmission and storage, improve the efficiency of collaboration between teams, speed up the decision-making process, and improve the overall efficiency and quality of the project.