16results about How to "Improve scaling efficiency" patented technology

The invention discloses a finite difference seismic travel time calculation method based on Fibonacci heap sorting, and the method comprises the following steps: S1, reading parameters and a speed model, and reading related parameters and the speed model in a file; s2, a seismic source and a narrow band are initialized; s3, selecting and arranging a Fibonacci pile; s4, selecting a travel time minimum point in the narrow band; s5, judging attributes of adjacent points; s6, judging whether the narrow band is empty or not; and S7, outputting first-motion wave travel time, performing circulation until a narrow band is empty so as to complete travel time calculation of all grid nodes, and outputting a final travel time calculation result. According to the finite difference seismic wave travel time calculation method based on the Fibonacci heap sorting, the minimum travel time point in the narrow band is screened by adopting the Fibonacci heap sorting, so that the finite difference seismic wave travel time is calculated. The efficiency of grid point travel time calculation is improved, and the finite difference seismic travel time calculation method based on Fibonacci heap sorting is realized.

The invention discloses an image edge zooming method and device, equipment and a medium. The method comprises the steps of firstly obtaining a to-be-printed image and a zooming level of the to-be-printed image; then, ink droplet pixel point data in row data in the image to be printed is subjected to translation operation in the first direction and translation operation in the second direction in the row data, first row data and second row data are obtained, and the first direction is specifically the moving direction from an end point of the row to a starting point of the row; the second direction is specifically the moving direction from the starting point of the row to the ending point of the row; and finally, executing or operating or combining the row data, the first row data and the second row data according to the scaling grade. According to the invention, the row data in the to-be-scaled image in the printing scene is subjected to or operating or combining operation, so that the scaling time is greatly shortened compared with the traditional mode of taking positions one by one according to coordinates; and the image edge zooming efficiency in the printing scene is improved.

According to the technical scheme, the mechanical hoisting device comprises a mounting arm and a plurality of movable knuckle arms, the movable knuckle arms are inserted into the mounting arm and are in sliding connection with the inner wall of the mounting arm, the movable knuckle arms have the moving freedom degree in the length direction of the mounting arm, and the movable knuckle arms are arranged on the mounting arm. The movable knuckle arms are sequentially inserted, each movable knuckle arm comprises a first limiting piece and a second limiting piece, and the first limiting pieces are arranged on the outer walls of the movable knuckle arms; the second limiting pieces are arranged on the inner walls of the movable knuckle arms, and the first limiting pieces on the multiple movable knuckle arms which are sequentially inserted are connected with the adjacent second limiting pieces in a matched mode so as to limit deflection of the multiple movable knuckle arms in the stretching and retracting process. The technical problem that a heavy object cannot be hung when the telescopic arm of the mechanical hoisting device stretches out is solved, and the technical effect that the heavy object can be hung when the telescopic arm of the mechanical hoisting device stretches out is achieved.

The invention relates to a display page zooming method and device, computer equipment, a storage medium and a computer program product. The method comprises the steps that the screen resolution and screen abnormal point information of a display screen and the page resolution of an expected display page of the display screen are obtained, equal-proportion zooming processing is conducted on the expected display page according to the screen resolution and the page resolution, and a zoomed page matched with the display screen is obtained, and the expected display page is integrally adjusted, so that omission of detail elements is avoided, and the page zooming efficiency is improved. The zoom page is adjusted on the basis of the abnormal point position indicated by the screen abnormal point information, an updated zoom page is obtained, the display content, at the abnormal point position, of the updated zoom page serves as the background, and the updated zoom page is rendered and displayed on the display screen. It is ensured that the updated and zoomed page can be normally displayed in the display screen, the page does not need to be manually and finely adjusted, and the page zooming efficiency is further improved.

The application discloses a tomography gamma scanning voxel efficiency calibration method based on radioactive source spatial properties, which can reduce workload, improve work efficiency and has good universality. The tomography gamma scanning voxel efficiency calibration method based on radioactive source spatial properties comprises the following steps: S1, using Monte Carlo method related software to establish a TGS system 1:1 simulation model; S2, determining the radioactive source placement position for spatial efficiency measurement; S3, spatial efficiency calculation; S4, spatial efficiency correction coefficient calculation; S5, detection efficiency factor calculation; and S6, detection efficiency calculation. The tomography gamma scanning voxel efficiency calibration method based on radioactive source spatial properties can share a set of spatial efficiencies epsilon for all energy gamma rays, can reduce workload, improve calibration efficiency, guarantee data reliability, has good universality and migration.

The invention discloses a crane telescopic system cylinder arm pin control device and method, the crane telescopic system cylinder arm pin control device comprises a controller, an arm position detection device and a cylinder pin fixed point detection device, and the arm position detection device and the cylinder pin fixed point detection device are both installed on a telescopic arm (7); wherein the arm position detection device comprises a first proximity switch (1), a second proximity switch (2) and an arm position detection metal strip (12), the first proximity switch (1) and the second proximity switch (2) are installed on a telescopic oil cylinder head (13), the arm position detection metal strip (12) is installed on each section of suspension arm of a telescopic arm (7), and the controller is electrically connected with the first proximity switch (1) and the second proximity switch (2). The invention mainly aims to solve the problems of low cylinder pin insertion and extraction efficiency and incapability of accurate control in the existing telescopic system, realize accurate control of cylinder pin insertion and extraction, and improve the telescopic efficiency of the crane.

The invention relates to the technical field of network security, provides a lightweight penetration test capability fusion method and system for a Guanbased Internet of Things, and aims to solve the problem that a traditional IT network penetration test platform is high in reliability due to functional redundancy, high in hardware dependency, limited in compatibility and high in resource overhead. And lightweight and mobile near-source penetration testing and network security detection cannot be effectively carried out on the gateway-based Internet of Things. The system adopts a four-layer architecture: a Web interaction layer provides a graphical user interface, receives a user operation instruction and displays a result; the parameter checking and normalizing layer is used for performing compliance checking and standardization processing on parameters input by a user; the penetration test business logic layer manages a task process, a scheduling module and data storage sharing; and the core function layer is called by packaging a penetration test tool through a Shell script. According to the system, a Chroot technology is utilized to create a file system isolation space in Android, only a necessary Linux basic component is contained, a complete Linux kernel is not contained, a core function layer executes a Linux tool in the space, and lightweight mobile testing is achieved.

The application relates to the communication field and discloses an expansion method and device of a standard serial bus equipment, a medium, and application of the standard serial bus equipment including a bus adapter, the method comprising the following steps: obtaining design instructions and performing analysis to obtain equipment design information; obtaining a to-be-acquired function circuit and a direct memory access module corresponding to the to-be-acquired function circuit according to the equipment design information; determining pin information of the direct memory access module and the to-be-acquired function circuit; and updating configuration information of the bus adapter according to the pin information to realize communication connection of a core circuit and the to-be-acquired function circuit. According to the application, the to-be-acquired function circuit and the direct memory access module corresponding to the to-be-acquired function circuit are connected with the core circuit, the to-be-acquired function circuit does not need to be adaptively modified, the PCIe equipment can quickly and efficiently integrate various function circuits, the waste of manpower and material resources in the design process is reduced, and the PCIe equipment expansion efficiency is improved.

The utility model relates to a multi-head lead screw structure lifting sleeve for a crane pipe, which comprises a horizontally arranged rotary joint, an elbow is arranged at the other end of the rotary joint, a vertically arranged fixed seat is arranged on the elbow, and a driving mechanism for driving the lifting sleeve to lift is arranged in the fixed seat; the driving mechanism drives the inner sleeve to slide up and down relative to the outer sleeve, sliding driving force is provided, sliding is stable, sealing performance is kept in the telescopic process of the inner sleeve and the outer sleeve, and liquid leakage is avoided. The guide sliding plates on the inner sleeve and the outer sleeve are matched with the guide walkway, and the sliding track is stable and reliable. And the fan-shaped holes formed in the fixing ring uniformly distribute the fluid, so that the problems of oscillation and turbulence possibly caused by non-uniform flowing of the fluid are effectively reduced, the resistance of the fluid when passing through the holes is reduced, the pressure loss of the fluid is reduced, the noise level generated when the fluid is jetted is reduced, and the system efficiency is improved. The hand wheel is adopted to facilitate operation, original power for rotation of the multi-head lead screw is provided, force is small, generated rotating force is large, and operation is labor-saving.

The invention relates to the technical field of mechanical transmission and automatic control, in particular to an intelligent multiple telescopic mechanism which comprises a first telescopic component, a second telescopic component, an adjusting component and a telescopic bin, the first telescopic component is slidably arranged on one side of the telescopic bin, and the second telescopic component is slidably arranged on the other side of the telescopic bin. The second telescopic part is arranged on the other side of the telescopic bin in a sliding mode, and the adjusting part is arranged on the second telescopic part in a sliding mode. The first telescopic component comprises a plurality of driving gears, the driving gears are evenly arranged in the sliding direction of the first telescopic component in the telescopic bin, a first double-face synchronous belt is further arranged on the driving gears, and the inner ring face of the first double-face synchronous belt is meshed with the driving gears. The outer ring face of the first double-face synchronous belt is meshed with a rack, the rack is fixedly arranged on one side of the telescopic bin, the driving gear is rotationally connected with the output end of the motor, and when the first telescopic component and the second telescopic component stretch out and draw back for multiple times, equal-distance adjustment can be achieved through the adjusting component.

The invention discloses a vertical shaft tunneling blasting method based on shaped charge, which comprises the following steps: drilling an empty hole in the center of an excavation section, sequentially drilling a plurality of slotting holes, a plurality of caving holes and a plurality of peripheral holes from inside to outside around the empty hole, the plurality of slotting holes, the plurality of caving holes and the plurality of peripheral holes are annularly arranged by taking the empty hole as a center; the slotting holes are sequentially filled with one-way shaped charge and stemming from bottom to top; the caving holes are sequentially filled with hole bottom shaped charge, common cartridges and stemming from bottom to top; the peripheral holes are sequentially filled with bidirectional shaped charge and stemming from bottom to top; and all blast holes in the excavation section are subjected to delayed blasting from inside to outside. The hard rock slotting blasting effect can be improved during vertical shaft tunneling blasting, the utilization rate of deep blast holes is increased, and the peripheral forming effect is improved.

The invention discloses a quantum remote cloning method and system based on an integrated photon chip, and the method comprises the steps: dividing pump light into two paths, and respectively coupling the two paths to enter a transmitting end chip and a receiving end chip; idle photons and unknown quantum state photons to be cloned are generated in the sending end chip; photons C1, C2 and P are obtained in the receiving end chip, and the obtained photon P is coupled to the sending end chip; in a sending end chip, unitary transformation of phase adjustment or basis vector transformation is carried out on unknown quantum state photons to be cloned, X0 and X1 are obtained, and on-chip Bell state measurement is carried out on X0, X1 and P after X0 passes through a thermal modulation phase shifter; according to an on-chip Bell state measurement result, information of an unknown quantum state X to be cloned is non-locally distributed to photons C1 and C2 on a receiving end chip, and two optimal symmetric cloning states are obtained by taking the photons C1 and C2 on the offset receiving end chip.

The application provides a telescopic support and a lighting device. The telescopic support comprises a base and a telescopic mechanism. The base comprises a base body and a detector arranged on the base body. The telescopic mechanism comprises a telescopic assembly and a first transmission assembly. The telescopic assembly comprises a first support rod and a second support rod. The first support rod is movably connected to the base body, and the second support rod is movably connected to the first support rod. The telescopic assembly can be deformed in a telescopic manner. The first transmission assembly comprises a first fixed pulley and a first rope. The first fixed pulley is connected to the first support rod. The first rope is wound around the first fixed pulley and connected to the second support rod and the detector at two ends, respectively. The detector can detect the tension of the first rope and send a trigger signal when the tension of the first rope exceeds a preset range. The telescopic support can realize accurate fault detection based on the change of the rope tension by arranging the detector. The telescopic support can identify abnormal conditions of the telescopic assembly in real time, thereby improving the service life and safety.

The utility model discloses a telescopic manipulator which comprises a fixed part, a movable part, a clamping part and a transmission unit, a first synchronous belt is arranged on the fixed part, a second synchronous belt is arranged on the movable part, the first synchronous belt is fixedly connected with the movable part through a first sliding seat, and the second synchronous belt is fixedly connected with the clamping part through a second sliding seat. The transmission unit comprises a third synchronous belt, a transmission wheel seat and a transmission wheel, the second synchronous belt and the third synchronous belt are respectively wound on the transmission wheel, and the third synchronous belt drives the transmission wheel to rotate clockwise / anticlockwise and drives the second synchronous belt to rotate. Compared with the prior art, the telescopic manipulator is high in telescopic performance, high in telescopic efficiency, high in space utilization rate, simple in structure, novel, reasonable and high in practicability.

The invention discloses a B-rep model data processing method and system for Web browsing, and relates to the technical field of data processing, and the method comprises the steps: obtaining a processing request for a target Web environment; in combination with network performance, a pre-trained neural network is utilized to identify the processing request to extract a plurality of feature items in the target Web environment, and each feature item corresponds to one feature processing scheme; a browsing constraint rule is introduced, and a browsing constraint matrix for the feature items is established; sorting the feature processing schemes to obtain a first processing sequence, inputting the first processing sequence into a constraint matching engine, and judging and verifying by using a browsing constraint matrix to obtain a second processing sequence; executing an analysis task in the target Web environment in combination with the current browsing navigation state; according to the method, the performance problem of processing complex B-rep model data in Web browsing is optimized, and efficient distribution and smooth interaction of industrial-grade model data in a Web environment are realized.

This utility model provides a small roadbed filling and compaction device for operation in confined spaces, belonging to the field of compaction equipment technology. It includes a motor, a rotating shaft protective shell, a buffer shell, a compaction plate, a rotating rod, a hammer rod, and a connecting block. The rotating shaft protective shell has a set of circular holes on each of its upper two sides, and the motor's bottom connecting plates have a set of circular holes on each of their two sides. The motor's bottom connecting plates are fastened to the upper two sides of the rotating shaft protective shell by screws. The rotating shaft protective shell has a set of circular holes in the center of its top, and the rotating rod has a set of circular heads at its top. The rotating rod and hammer rod, along with a novel transmission device, allow for efficient up-and-down hammering and greater stability. An extended handle device is included, allowing access to the device without personnel by extending the handle in narrow or inaccessible locations or during certain working periods. Multiple buffer devices are incorporated to allow for rapid rebound after hammering, improving the efficiency of the telescopic operation.