116results about How to "Reduce judgment" patented technology

The invention discloses a 3d print slice rapid generation method. The method comprises the steps of three-dimensional mesh preprocessing, slice contour line generation and slice print path generation. In the step of slice contour line generation, triangular patches in a triangular mesh are classified according to the minimum z value; a classification triangular mesh chain table is constructed to reduce the number of intersecting of triangular patches and the slice plane; and the slice contour line generation efficiency is improved. Based on the generated slice contour lines, a two-dimensional polygon scan line filling algorithm is combined, and the characteristics of the intersection of a scan line and the contour lines are used to quickly judge a filling region and a void region between the contour lines. Judgment inside and outside a polygon can be reduced. The slice print path generation efficiency is improved. The 3d print slice rapid generation method has the advantages of being simple, robust algorithm and high generation efficiency. The efficiency and quality of slice generation in 3d printing are improved.

The invention provides a method for drawing a volume rendering cutting surface. Aiming at two conventional cutting modes, an in-and-out intersection point quick jumping cutting method is adopted, and the cutting surface is subjected to special light treatment so as to draw the cutting surface. The method has a high speed and a drawing result is favorable for observation and medical diagnosis. A one-time surrounding body method and deep judgment are adopted, the one-time surrounding body is needed to be solved for data volume, the method is well integrated with a ray tracing algorithm, multiple times of repetitive computation and the judgment of spatial logic are reduced, judgment in the ray tracking is not needed for a view angle cutting surface, logic operation is reduced, and the cutting surface is subjected to special illumination computation, so that the drawn cutting surface has a smooth effect and is convenient to observe.

The invention discloses an uplink receiving method and device. The uplink receiving method includes the steps of enabling channel processing subsystems and signal processing subsystems to be in the ready state after an uplink receiver receives wireless interface data, respectively sending channel tasks and / or signal tasks to the corresponding channel processing subsystems and / or signal processing subsystems for demodulation processing, and enabling the channel processing subsystems and the signal processing subsystems to process the received tasks in a parallel mode. According to the uplink receiving method, uplink efficient parallel receiving can be achieved, the association degree of channels in an LTE uplink receiving system and association of the channels in a PUCCH are reduced, the system complexity is reduced, and the uplink receiving processing efficiency is improved.

The invention provides a method for tracking a contour line to a boundary and a fault based on a triangular mesh. The method comprises the following steps of: establishing a mesh according to four corners of a rectangular area and a step length of a triangle to obtain a triangular mesh frame; performing interpolation on all points and virtual points in the triangular mesh frame to obtain Z values of all the points and Z values of the virtual points in the triangular mesh frame; preprocessing the Z values of all the points and Z values of the virtual points in the triangular mesh frame to obtain corrected Z values of all the points and corrected Z values of the virtual points in the triangular mesh frame; and tracking the contour line according to the corrected Z values of all the points and corrected Z values of the virtual points in the triangular mesh frame to obtain a result for tracking the contour line. By the method, the contour line can be tracked to the boundary and the fault.

The invention provides a hot metal ladle slagging-off control system. The hot metal ladle slagging-off control system comprises a laser distance measuring sensor, an image acquisition camera, a radardistance measuring instrument, a first position sensor, a tilt angle sensor, a pull rope encoder, a angle sensor, a second position sensor, a first weighing sensor, a first image acquisition camera, asecond image acquisition camera, a second weighing sensor, a cabinet and automatic slagging-off control software, wherein the laser distance measuring sensor is arranged on one side of a running track of a hot metal ladle car and is connected with a PLC, the image acquisition camera is arranged on the front surface of a dust hood above a hot metal ladle, the radar distance measuring instrument isarranged on the back surface of the dust hood above the hot metal ladle and is connected with the PLC, the first position sensor is mounted in an oil cylinder for controlling tilting action of the hot metal ladle and is in control connection with the PLC, the tilt angle sensor is mounted on the hot metal ladle car and is connected with the PLC, the pull rope encoder, the angle sensor and the second position sensor are mounted on a slagging-off machine and are connected with the PLC, the second position sensor can control the oil cylinder, the first weighing sensor is installed at the bottom of a slag basin transport vehicle and is connected with the PLC, the first image acquisition camera is installed on a platform of the slagging-off machine, the second image acquisition camera is installed above a slag receiving position of a slag basin, the second weighing sensor is installed at the bottom of the slag basin, and the cabinet comprises the PLC and an industrial personal computer.

A target tracking method with self-restoration capacity based on a multi-stage detector includes the steps of selecting a plurality of detectors of different types to be connected in series in combination with the concept of cascading Adaboost multi-stage weak classifiers into a strong classifier, selecting a significance detector for first-stage detection, selecting a classifier assembly detecting module for second-stage detection, substituting the classifier assembly detecting module into a random tree to calculate the posterior probability of a positive sample in a probable area detected byfirst-stage detection, selecting a related filtering detector for third-stage detection, calculating the relevance between a sample with the posterior probability larger than a certain threshold andthe positive sample initialized or obtained in the last frame so as to reduce accumulated errors caused by long-term tracking, determining the position with the maximum relevance as the target area inthe current frame through the multi-stage detector, sampling the determined position, supplementing the positive and negative sample number of concentrated removed samples to ensure the reliability and number consistency of the samples, activating a redetection mechanism if the maximum value of the relevance is larger than a certain threshold, and detecting the area near the position again to search for a target.

A manuscript printing quality control method for spot-color ICC (international color consortium) curve proofing includes steps of a, planning printing processes and spot-color codes for manuscript samples according to printing stocks; b, preparing ink for the spot-color codes of the manuscript samples through gravure templates, simulating printing conditions of customers according to corresponding processes to print 'ICC' color chart proofs; c, collecting information of the 'ICC' color chart proofs through an Eye-one platform; d, generating an 'ICC' curve through a Profile maker; e, printing digital proofs with simulated printing effects according to the 'ICC' curve; f, comparing the printed digital proofs and original manuscript samples of the customers to adjust consistency of the color proofs and the original manuscript samples; and g, engraving and making plates. Rework due to poor manual experiences is reduced greatly, gravure results are predicted since operators can print the digital proofs according to the 'ICC' curve, and then effects can be judged accurately, product yield ratio is increased, and wastes in time and cost due to rework are decreased.

The invention is applicable to the technical field of automatic speed change and provides an automatic speed changing method and device for a hybrid power bicycle. The method comprises the following steps that a, a sensor set acquires a current riding state signal in real time and transmits the signal to a microprogrammed control unit (MCU); b, the MCU outputs a control signal to a motor controller according to the current riding state signal; and c, the motor controller controls a motor to output the corresponding assisting speed and assisting gear according to the control signal. According to the automatic speed changing method and device for the hybrid power bicycle, a traditional mechanical gear set type speed change device is abandoned, the MCU performs judging and analysis according to the current riding state signal transmitted by the sensor, and the motor is directly controlled to output the corresponding assisting speed, and accordingly automatic speed change and automatic gear adjusting of the hybrid power bicycle are achieved, and unnecessary judgment and operations of a rider are reduced.

The invention discloses an automatic IP dialing method suitable for the mobile phone, including the step: 1. building a corresponding table of the area belonging to the phone and the area code in the presupposed module stored in the mobile phone; 2. setting the home area code and the IP number of the current mobile phone card, stored in the file system of the storage of the mobile phone; 3. calling the called number by the mobile phone, if the called number is a mobile phone, switching to the step 4, if the called number is a fixed phone or a phs, switching to the step 5; 4. the operation of the caller number as the mobile phone; 5. the operation of the called number as the fixed phone or the phs; 6. completing the calling. The invention can automatically distinguish whether the called number is the mobile phone at the foreign place, and automatically dial the IP number, which is of great convenience for the user to use and saves the long-distance calling fee for the user.

The invention discloses a simulation calculation method and a simulation system based on state variable discretization. The simulation system comprises a system parameter acquisition processing module, a simulation value calculation module and a simulation control module, wherein the system parameter acquisition processing module is used for acquiring a state variable matrix during kth-step simulation calculation according to changed system input of the kth step relative to the (k-1)th step and a uniquely changed state variable during kth-step simulation calculation; the simulation value calculation module is used for executing a simulation calculation method based on state variable discretization; the simulation control module is used for judging the relation between the system simulation calculation current moment updated after kth-step simulation calculation and the system simulation ending moment, if the system simulation calculation current moment is larger than or equal to the system simulation ending moment, simulation is ended and a simulation result is output. Therefore, simulation calculation is performed on the basis of state variable discretization, the accuracy of the simulation result is improved, simulation velocity is increased, and numerical stability is improved.

The invention provides a software development kit testing method, a system, a computer device and a readable storage medium. The software development package testing method comprises the following steps: acquiring the update status of the software development package according to the configuration file included in the software development package to judge whether there is an updated target software development package in the software development package; Obtaining the latest software development kits when there is an updated target software development kit; Performing packaged build actions based on the latest software development packages and internal test packages. The software development kit test method provided by the invention judges whether the SDK stored on the computer equipment is updated, and packages the SDK and the internal test kit to construct action when the SDK is updated, so that the subsequent integration test and the system test can be conveniently and quickly carried out.

The invention provides a supersaturated intersection entrance traffic capacity design method based on the traffic demand. The traffic demand of the supersaturated intersection can be automatically calculated, the traffic capacity of the supersaturated intersection can be adjusted, and the accuracy of road intersection traffic control and the overall operation efficiency can be improved. In the technical scheme of the invention, the method comprises the following steps: acquiring a supersaturation problem occurring time period of a target intersection, wherein the result is used as an investigation period during import traffic flow accumulation; using a signal timing period of a target intersection as an acquisition period; acquiring actual data of queuing vehicles and passing vehicles; andcalculating an actual running traffic capacity value T of the intersection entrance peak period based on the actual vehicle data, calculating an intersection entrance traffic demand investigation quantity D, calculating an entrance traffic capacity design multiplication coefficient through T and D, and taking the coefficient as an auxiliary parameter for adjusting the intersection traffic capacity.

The invention provides an operation status monitoring system of land-based factory-circulating aquaculture equipment. By means of the system, real-time monitoring of the operation status of the land-based factory-circulating aquaculture equipment is achieved, whether or not the operation status of the equipment is abnormal is visually judged through threshold value setting of each equipment parameter, a fault tree diagnosis method is applied to equipment fault diagnosis of the system so that fault causes can be timely and accurately diagnosed when faults occur on the equipment, the working status of the equipment is controlled, the types of the faults are prompted to operators by using an alarming system to help the operators to timely carry out response schemes, the occurrences of equipment faults can be effectively reduced to ensure the normal operation and production safety of the circulating aquaculture equipment, and the efficiency of land-based factory-circulating aquaculture iseffectively improved.

The invention discloses a mechanical hoisting apparatus. The apparatus comprises a pedestal; a rotary table which can rotate horizontally is arranged on the pedestal; a hoist boom is arranged on the rotary table, the hoist boom is provided with the first hoister, and the top of the hoist boom is provided with a pulley for carrying articles; a suspension cable in the first hoister protrudes and extends as well as surrounds a pulley for loading articles at the top of the hoist boom, and the end of the suspension cable is provided with a main suspension hook; the end of the hoist boom far from the rotary table is provided with a horizontally arranged slide arm, and the side arm is provided with an electric hoist which can move along the slide arm. An auxiliary suspension hook which protrudesby the electric hoist is matched with the main suspension hook, in order to realize the effects for facilitating fixation of articles and enhancing stability of fixed articles; compared with the single suspension cable fixed article, the electric hoist and double suspension cables of the first hoister are used for carrying out fixation of double ends of the articles which need to be carried, and judgment of center of gravity of an object and selection of fixed hoisting points, adjustment and other workloads are reduced; inclination resistance and migration capability of the object during air suspension and movement are enhanced, and throwing and falling probability of the object are reduced.

The invention discloses a rebound shell detection method based on behavior detection, and relates to the technical field of information security. The method comprises the following steps of: (1) obtaining a shell process creation opportunity; (2) checking the network connection state of the shell process; and (3) comprehensively judging whether the network connection belongs to rebound and whetherthe process belongs to a shell process. According to the invention, higher accuracy and real-time performance can be achieved, judgment links are reduced, the speed is high, the accuracy is high, thereliability is good, and the availability is high.

The invention relates to a full impedance distance protection method based on an FPGA. The method includes the steps of 1 calculating impedance protection, 2 adopting an upper computer for definite value matching, 3 adopting a shifting multiplication and division method, 4 adopting a state machine for time division multiplexing, 5 testing the impedance protection characteristic and 6 carrying out simulation testing. Based on a hardware platform of the FPGA, the FPGA is used for calculating the processing speed of improving the hardware protection logic in parallel at high speed to ensure the safety and reliability of motions. By the adoption of a full impedance distance protection hardware algorithm based on the FPGA, judgment processes of starting elements such as positive sequence voltage, negative sequence voltage and currents are reduced, and real-time calculation and logical judgment are carried out to further protect the reliability of relay protection motions.

The invention discloses a method for determining a photoetching process window online. The method comprises the steps: measuring a key size of a surface pattern of the wafer through a scanning electron microscope and generating data; generating Poisson curves and a picture matrix by the scanning electron microscope according to the measured data, then eliminating unavailable Poisson curves and remaining available Poisson curves, rejecting unqualified pictures such as pattern collapse and remaining qualified pictures; and finally, rapidly and accurately reporting an energy gradient, an available focal depth, an optimal energy and an optimal focal length by the scanning electron microscope according to the selected Poisson curves and the picture matrix. According to the method, judgment and regulation periods of key parameters in the photoetching process can be shortened, the purpose of rapidly and accurately determining the size of the optimal photoetching process window is realized, the time of obtaining the photoetching process window is shortened, and the quality of a photoetching pattern is improved.

The invention relates to the technical field of article identification statistics, in particular to an article classification counting method and device based on image identification and a storage medium. The method comprises the steps of selecting a photo of an object, performing gray scale transformation on the photo, and then performing filtering processing to obtain a binary image; extractingcolor features according to the binary image, then carrying out image graying processing, extracting object contours and geometrical shape features in sequence, and obtaining a target area image through the difference between the original image and the binary image; filling and repairing defects existing in the target area image to obtain an optimized binary image; and performing scanning identification on the optimized binary image in an up-and-down and left-and-right sequence to obtain the number of articles. According to the method, the image quality is improved, so that the image area is complete, judgment of a program on a frame can be reduced, the speed is increased, and meanwhile, the error rate is reduced by extracting geometrical shape features.

The invention provides an intelligent identification method and system. The method comprises the steps that S1, setting and initializing a detection sensor; S2, starting a detection sensor to obtain point cloud data or image data of a target object and a surrounding environment; S3, screening acquired data by adopting a filtering algorithm; S4, comparing with a pre-stored standard model, judgingwhether a target object exists or not, if so, entering S5, and if not, returning to S2; and S5, taking any point in the space as a reference point, and establishing and outputting a three-dimensionalcoordinate of the target object. The system comprises: a detection sensor, which is used for collecting point cloud data or image data of a target object and a surrounding environment; and a data processing module used for identifying and outputting the three-dimensional coordinates of the target object. According to the scheme, the target object can be effectively recognized, so that in the subsequent carrying process, goods shifted within dozens of centimeters are carried in an assisted mode, and meanwhile collision with the goods is avoided.

The invention discloses a method for screening and classifying data objects. The method comprises the following steps: reading a screening request, and establishing a hierarchical attribute description network according to a descriptor value; extracting a descriptor value in the contained attribute description network from description information of to-be-screened data objects; establishing a mapping relation between the screening request and the attribute description network, and generating a path dependence graph; performing traverse comparison on the descriptor value contained in the description information of to-be-screened data objects and each descriptor value in the path dependence graph; recording the described path as a matching path of the to-be-screened data object if all descriptor values in a description path are contained in the description information of to-be-screened data objects; determining screening requirements met by the to-be-screened data objects according to each matching path of the to-be-screened data objects. According to the method for screening and classifying data objects, a common descriptor value and a common description subpath are merged based on the path dependence graph, judgment in the screening process is reduced, and the calculation time is saved.

The invention discloses a skip macro block judgment method, a video transcoding method, an electronic device and a storage medium, wherein the skip macro block judgment method is applied to a video transcoding module, the video transcoding module comprises a first encoder and at least one second encoder, which are used for processing the same video flow and respectively outputting, the first encoder is used for processing a first macro block, and the second encoder is used for processing a second macro block; the method comprises: acquiring the type of a target macro block, wherein the targetmacro block is the first macro block associated with the current second macro block, and the type of the target macro block is calculated by the first encoder; and if the type of the target macro block is the skip type, determining that the current second macro block is a skip macro block. According to the invention, complex calculation and judgment of the second encoder to the skip macro block can be reduced, the quantity of calculation of video transcoding is reduced, and the first encoder and the second encoder can output videos with different code rates.

The invention discloses a high-frequency adhesive glue laminated structure. The high-frequency adhesive glue laminated structure comprises a first high-frequency glue layer, a second high-frequency glue layer and a third high-frequency glue layer, wherein each of the first, second and third high-frequency glue layers is made of a mixture of fluorine resin and thermosetting resin; the total thickness of the high-frequency adhesive glue laminated structure is 15-75 microns; in the first high-frequency glue layer, the fluorine resin accounts for 15-25% of the total solid, and the first high-frequency glue layer is 2-10 microns in thickness; in the second high-frequency glue layer, the fluorine resin accounts for 60-80% of the total solid, and the second high-frequency glue layer is 10-55 microns in thickness; in the third high-frequency glue layer, the fluorine resin accounts for 15-25% of the total solid, and the first high-frequency glue layer is 2-10 microns in thickness. The high-frequency adhesive glue laminated structure is very low in Dk and Df performance, and the Df value can reach up to 0.003, so that signal transmission loss can be greatly reduced to accordingly improve the signal transmission quality effectively, the possibility of message judgment error is reduced, and meanwhile, the high-frequency adhesive glue laminated structure is prepared according to a simple method.

The invention provides a data monitoring method and device, computing equipment and a storage medium, and the method comprises the steps: collecting early warning information in a preset time period based on a preset early warning threshold, wherein the early warning information comprises an early warning threshold of an early warning moment and actual service data; determining a first recommendation noise reduction threshold value based on an early warning threshold value of the early warning time and the actual service data; and adjusting the early warning threshold value according to the first recommendation noise reduction threshold value.

The invention discloses an audio content consistency monitoring method and system based on frequency domain characteristics. The method comprises the following steps: acquiring an audio signal; performing delay calibration on the audio signal, and determining the audio signal after delay calibration; carrying out data segmentation on the audio signals after delay calibration, and determining a plurality of groups of segmented audio signals; extracting frequency domain features of each group of segmented audio signals; determining frequency domain feature similarity according to each group of frequency domain features; determining a frequency domain feature similarity average value according to the multiple groups of frequency domain feature similarities; determining the size of the frequency domain feature similarity average value and a frequency domain feature similarity threshold value, thus acquiring a first determination result; and determining whether the audio signal content is consistent or not according to the first determination result, and outputting an alarm signal when the audio signal content is not consistent. According to the audio content consistency monitoring method and system based on the frequency domain characteristics, the accuracy of audio broadcast monitoring is improved, and automatic monitoring of audio broadcast is achieved.

The invention discloses a mine safety monitoring system based on a wireless network. The mine safety monitoring system based on the wireless network comprises a gas concentration sensor, an air flow sensor, an air humidity sensor and a wireless network communication system. A relay route, a converging node and a monitoring center processor are communicated through the wireless network. According to the mine safety monitoring system based on the wireless network, real-time monitoring can be achieved and abnormal conditions are warned of through a warning device. Safety accidents are reduced as much as possible and the mine safety monitoring system has the advantages of being good in openness, high in real-time performance, good in safety and the like. A high-speed channel is provided for transmission of all sorts of detecting and monitoring systems. Information sharing of a sub-system is achieved as much as possible and extension of the system is facilitated.

The invention discloses a communication control method, which comprises the steps of receiving a wireless link timeout set value issued by a network, and obtaining a wireless link timeout set value stored in a database; selecting a minimum wireless link timeout set value from the wireless link timeout set value issued by the network and the wireless link timeout set value stored in the database asa standard wireless link timeout set value; and selecting a new channel to complete the communication operation when it is determined that the wireless link fails according to the standard wireless link timeout set value . The invention further discloses a communication control device, a terminal and a computer storage medium. According to the invention, if the channel signal is not good or is poor, the initial setting value of the wireless link timeout can be reduced to 0 quickly through the judgment of the wireless link timeout, so that the judgment process and frequency are reduced, and the operation time is saved.

The invention provides a stepping motor pulse frequency test method, system and equipment thereof. The method comprises the steps that initial pulse frequency lower than starting pulse frequency, a frequency rising cycle and pulse frequency rising amplitude are preset; the initial pulse frequency is outputted to a stepping motor, and working audio data of the stepping motor are acquired simultaneously; the outputted pulse frequency is adjusted according to the frequency rising cycle and the pulse frequency rising amplitude; and the starting pulse frequency, resonance pulse frequency and the highest pulse frequency of the stepping motor are acquired according to the working audio data. Test intellectualization is realized and artificial intervention and judgment are reduced; besides, test efficiency and test precision and accuracy are substantially enhanced; furthermore, the stepping motor is enabled to work within the optimal pulse frequency range and great working state of the equipment can be guaranteed.