12results about How to "Eliminate lag" patented technology

This invention relates to the fields of computer data processing and database technology, specifically to an intelligent search system for business objects based on metadata. The system includes: a context request parsing module: receiving abstract search requests and extracting environment parameters and permission features to generate a dynamic context snapshot; a logical structure construction module: combining snapshot execution rule injection operations to generate a logical abstract syntax tree containing implicit filtering conditions; a multi-dialect compilation and execution module: translating the syntax tree into physical execution statements matching the target storage engine dialect according to physical mapping rules; and an adaptive optimization feedback module: monitoring execution latency data and dynamically correcting the index strategy definition. This invention solves the maintenance bottleneck caused by the tight coupling between business logic and physical storage in heterogeneous data source environments, achieving zero-code modification and hot deployment of business logic.

The application discloses an omnidirectional channel prediction and dynamic coding joint decision method, system and medium, belonging to the multimedia field, and the method is applied to an FTTR gateway and comprises the following steps: determining the communication connection type of the FTTR gateway, a screened terminal and a terminal to be screened according to the IP addresses of the terminal to be screened and the terminal to be screened; determining a first available bandwidth of a video stream flowing from the FTTR gateway to the terminal to be screened and a second available bandwidth of the video stream flowing from the terminal to be screened to the FTTR gateway; determining the smaller value in the first available bandwidth and the second available bandwidth as a maximum code rate B_max available for the screen projection, and notifying the terminal to be screened of the B_max to trigger the terminal to be screened to determine target video coding parameters. The method can provide highly stable bandwidth guarantee for the screen projection service.

This invention provides a visualization-based automatic dispatching method and system for operators. The method acquires real-time operating status parameters of power grid equipment in the target dispatch area through a SCADA system, and collects the working status and process of operators through an operation monitoring terminal. The dispatch center performs status diagnosis on the operating status parameters of the power grid equipment based on a preset status diagnosis model, obtaining fault status types and levels, and synchronizes the operating status parameters, status diagnosis results, and operator working status to a GIS visualization platform. The GIS visualization platform displays the operating status parameters of the power grid equipment in the target dispatch area, status diagnosis results, and operator working status in real time. The dispatch center automatically determines the target operators based on the status diagnosis results and operator working status. This invention achieves real-time power grid status diagnosis, dynamic matching of operators, and visualization, improving dispatching efficiency and accuracy.

The utility model discloses a reinforcing bar wire drawing device tension compensation mechanism relates to metal wire drawing technical field. The reinforcing bar wire drawing device tension compensation mechanism, including work table and dynamic regulation compensation mechanism, dynamic regulation compensation mechanism includes device base, mounting panel, adjusting plate, motor, threaded rod and slide rod, and device base fixedly connected at the bottom of work table, and mounting panel fixedly connected at the bottom of device base, and adjusting plate slidingly connected at the top of device base, and motor fixedly connected at the surface of device base, and threaded rod rotationally connected at the surface of device base, and the output of motor penetrates device base and is fixedly connected with threaded rod, and threaded rod rotationally connected at the surface of mounting panel, and slide rod fixedly connected at the opposite surface of device base and mounting panel, realize the closed loop control of tension in the wire drawing process, solve the problem of insufficient precision of manual regulation, improve the reliability of equipment operation and the regulation response speed through the optimization layout of mechanical structure simultaneously.

The utility model discloses a system for automatically adjusting slurry concentration, which comprises a stirring barrel, an on-line concentration detection device mounted on the inner bottom surface of the stirring barrel, an overflow port arranged at the top end of the side wall of the stirring barrel, a filter plate fixedly connected in the overflow port, a filtrate storage box arranged on the outer side of the overflow port, and a filtrate pipeline communicated with the output end of the filtrate storage box, a water outlet of the filtrate pipeline is communicated with an inlet of the water tank, an outlet of the water tank is communicated with an inlet of the make-up pump, and a water make-up pipeline is communicated between an outlet of the make-up pump and an inlet of the input end of the filtrate storage box. The online concentration monitoring device has the advantages that when the slurry concentration deviates from a set value in the slurry conveying process, online concentration monitoring is achieved by arranging the online concentration detection device in the stirring barrel, water drainage or water supplement is achieved through the filtrate storage box on the side portion, real-time adjustment of the water-solid ratio in the stirring barrel is achieved, and the stirring efficiency is improved. The hysteresis of adjusting the water-solid ratio at the source is eliminated, the instability of the slurry concentration is effectively reduced, and the slurry preparation cost is reduced.

The utility model relates to automatic door technical field, concretely for the automatic door drive mechanism of many connecting rod synchronous drive, including door frame, the right side of door frame inner wall is equipped with fixed door, the top of door frame is equipped with the top plate, the front side of top plate is equipped with the guide rail, and the guide rail is movably connected with sliding assembly, and the bottom of sliding assembly is equipped with movable door, the front side of top plate and the position close to top are equipped with motor, and the output shaft of motor is movably connected with sliding assembly through connecting rod component. The automatic door drive mechanism of many connecting rod synchronous drive, through motor drive driving push rod and driven connecting rod's linkage, will convert into translation motion for rotary motion, avoided the tooth surface abrasion or fracture problem that the gear and the rack led to because of long -term meshing, improved the durability of transmission component significantly, reduced the maintenance demand.

The application relates to a magnetic force grinding device and a magnetic force grinding and polishing method for a titanium alloy implant, and belongs to the technical field of grinding and polishing. The device comprises a grinding bin and a bin cover, is arranged above a main machine base, is internally provided with grinding medium, is internally provided with an elastic support seat on the inner wall of the bottom end of the grinding bin, is screw-connected to the inner wall of the upper end of the grinding bin, is provided with an intermittent exhaust valve on the bin cover, senses the gas pressure in the grinding bin, intermittently releases pressure, forms movable air pressure, is provided with a dripping clamp cylinder in the middle of the bin cover, is vertically arranged on the bin cover, is coaxial with the elastic support seat, is internally provided with an oxidation assisting liquid, is provided with a liquid leakage opening at the lower end of the dripping clamp cylinder, is provided with an elastic movable part at the liquid leakage opening, and the oxidation assisting liquid is added by dripping intermittently to form a soft oxidation layer on the surface of the titanium alloy. The soft oxidation layer is removed by cooperating with a magnetic needle driven by a magnet array, and the grinding efficiency and surface smoothness are improved.

The application relates to the technical field of artificial intelligence, and provides an offline vector library building method and system, an electronic device and a storage medium, which comprise the following steps: obtaining a to-be-processed directory from an embedding queue, performing vectorization processing on each to-be-processed data under the to-be-processed directory, generating vector data and putting the vector data into a storage queue; obtaining the vector data from the storage queue and batch writing the vector data into a vector database; collecting the current queue depth of each stage queue according to a preset period, and dynamically adjusting target parameters based on the deviation of the current queue depth and a preset target interval, so that the current queue depth is maintained in the preset target interval, and the target parameters comprise the parallelism and / or batch size of the processing stage corresponding to each stage queue. Through the adaptive control strategy of dynamically adjusting the parallelism and batch size based on the queue depth deviation, load balancing and steady-state operation of the whole process of offline vector library building are realized, and the application has the advantages of high data processing throughput, strong system pressure resistance and high resource utilization rate.

This invention relates to the field of tobacco machinery processing technology, and provides a packaging edge cutting system for cigarette tipping paper winding. The winding machine body is equipped with packaging paper, and an edge cutting adjustment roller is installed on one side of the winding machine body. An edge cutting blade holder is movably mounted on the edge cutting adjustment roller. An upper blade sleeve is rotatably mounted inside the edge cutting blade holder, and an upper blade body is fixedly connected to the outside of the upper blade sleeve. A lower blade sleeve is rotatably mounted on the outer wall of the edge cutting blade holder, and a lower blade body is fixedly connected to the outside of the lower blade sleeve. The upper and lower blade sleeves are rotatably connected to the outside of the edge cutting blade holder in a spliced ​​manner. With the assistance of a quick-change structure consisting of an installation rod, a limiting rod, and a double spring assembly, the system can quickly release the blade sleeve locking state by pressing the limiting rod to retract after the machine stops, achieving tool-free disassembly and assembly of the blade assembly.

The surgical assistive robot and control method based on a continuum configuration described in this invention belong to the field of surgical assistive equipment technology. It includes a support mechanism, a motion positioning mechanism, a mounting mechanism, and a mechanical execution mechanism. The support mechanism consists of a horizontal support frame, a vertical support frame, and an inverted T-shaped frame. The motion positioning mechanism includes a gimbal and a sliding table mechanism. The mounting mechanism utilizes a hydraulic telescopic device I and a rotary motor I to flexibly adjust the height and rotation angle of the upper and lower fixed platforms. The mechanical execution mechanism, through a rotary motor II, drive motor I, drive motor II, drive motor III, and an adjusting motor, achieves precise adjustment of the extension and end-effector posture of the movable upper and lower arms. The control method includes positioning initialization, mounting mechanism adjustment, mechanical execution mechanism deployment, execution device fine-tuning, surgical operation execution, and dynamic feedback and correction, achieving high precision and flexibility in operation and effectively overcoming the difficulties in master-slave hand mapping and the limitations on surgical flexibility.

This invention discloses an intelligent hierarchical heat dissipation system and method based on Particle Swarm Optimization (PSO) multi-objective optimization with a double-layer chimney effect. The system forms an air insulation interlayer through a double-layer insulated shell structure, utilizing the chimney effect to drive external circulation to block solar radiation heat; simultaneously, internal circulation is driven by bottom intake fans and top exhaust fans to remove heat from components. The intelligent control unit employs the Particle Swarm Optimization (PSO) algorithm, using temperature deviation, energy consumption, and operating cost as objective functions to dynamically adjust the collaborative working mode of five fans. This invention achieves precise temperature control and optimal energy efficiency for outdoor distribution boxes under strong sunlight and full-load conditions, meeting and falling below the temperature rise limit requirements of GB / T 7251.2, demonstrating significant energy-saving effects and safety reliability.