1235results about How to "Reduce the number of operations" patented technology

The invention provides a high-efficiency streaming media playing method and a high-efficiency streaming media playing device. The method comprises the steps: establishing connection with a streaming media server; reading preset data from the steaming media server; analyzing the preset data according to a communication protocol of the steaming media server to acquire related parameter information; calculating the size of a buffer zone practically distributed according to the related parameter information, and then applying a memory with size equal to that of the buffer zone as a playing buffer zone; reading data stream from the steaming media server; storing the data stream to the playing buffer zone; and decoding and playing the data stream in the playing buffer zone according to the type of the steaming media. According to the scheme, steaming media at different code rates and in different network environments can be dynamically buffered by adopting a dynamic buffering management mode through analyzing the related parameters of the steaming media data to determine the size of the buffer zone, and an effect playing high-code steaming data fast can be fulfilled with lower component configuration.

The invention discloses a rapid color image enhancement method based on Retinex theory. In the method, firstly, a new color space is structured, thus simplifying the complicated operation in format conversion and also ensuring bright color; secondly, the convolution operation is simplified into averaged value calculation by pre-structuring an average template, thus greatly reducing operation frequency; finally, in the post-treatment stage of the image, the distribution of the pixel value is adjusted through the adaptive parameter selection. The adoption of the invention can greatly reduce operation frequency, enhance the processing efficiency and effectively avoid the phenomenon of color distortion possibly existing in the ordinary multi-scale Retinex method. The method is in particular suitable for rapid and enhancement processing of images in the weather such as fog, mist, etc.

The invention discloses a centralized processing method for scattered data, as well as an application thereof. The invention which is applied as a network payment method as well as a system thereof solves the problem in the prior mode that the scattered data cause repetitive operations during the treating process, thereby occupying the network resources and consuming the transmission time, as well as the problems of complicate operation and easy error, which are caused by the prior payment service that a user needs to pay for each order in the real application. The method comprises the following steps that: the scattered data are received, and are temporarily stored; the characteristic information in the scattered data is identified; the scattered data with the same or the corresponding characteristic are sent out to a processing system in a centralized way; the processing system treats all scattered data with the same or the corresponding characteristic in a unified way. The invention sends out the scattered data with the same or the corresponding characteristic in a unified way, thereby reducing the times of the network transmission, and saving the network resources and the transmission time. Besides, a plurality of processing operations can be executed at one time, thereby greatly saving the operation time and improving the treatment efficiency.

The invention provides a method for adding an application icon and a method and a device for removing the application icon. The method for adding the application icon in a document folder comprises the steps of: on a touch interface of a terminal, dragging the document folder; when a preset shift-in trigger event is detected, judging whether the application icon is included in a capture region of the document folder, wherein the shift-in trigger event is an event for triggering the application icon to be moved to the inside of the document folder from the outside of the document folder, the capture region of the document folder is a region which is determined according to the position of the document folder on the touch interface and has the area within a preset range, or a region marked out on the touch interface by a user; and when the application icon exists in a coverage range of the capture region of the document folder, moving the application icon in the capture region of the document folder to the inside of the document folder from the outside of the document folder. According to the invention, the operation steps are greatly reduced, and the purpose of rapidly adding the application icon in the document folder is achieved.

The invention discloses a method for measuring distance and height by a vehicle-mounted monocular camera based on a vertical type target, and belongs to the technical field of intelligent vehicle environmental perception. Through the operations of template matching, candidate point clustering and screening and accurate positioning on a region of interest of a vertical type target image, the method realizes the detection and the positioning of a sub pixel level angular point, combines a projective geometry model, and creates a mapping relation between an image ordinate and an actual imaging angle, thereby realizing the measurement of the distance and the height. The inner and outer parameters of the camera are not needed to be calibrated, a calibrating board or a reference object is not needed to be placed repeatedly, the possibility of the occurrence of error is reduced, and not only are the operation steps reduced, but also the measuring accuracy is improved; compared with the conventional corner detection, the target point of the target can be detected more accurately, so that the calculated amount of the follow-up clustering and screening is reduced, the height measure of the monocular camera is realized on the basis of calculating the actual imaging angle and distance, and the cost is greatly reduced.

The invention discloses a communication method for multiple vehicles, vehicles and a server. The method comprises the following steps: selecting a first vehicle in the multiple vehicles as primary equipment in communication with the server, wherein the first vehicle communicates with other vehicles in the multiple vehicles through a first communication mode, and the primary equipment communicates with the server through a second communication mode; and using the first vehicle as at least one node in the other vehicles which is in communication with the server. According to one embodiment of the invention, the problem that when failures occur during direct communication between any vehicle in the other vehicles and the server, the failures cannot be reported is avoided; and besides, the server no longer needs to distribute update software one by one to each vehicle, and only needs to distribute the update software to the first vehicle and then the first vehicle forwards the update software to each vehicle, so that the number of operations of the server is reduced and less server resources are occupied.

The invention relates to the field of big data, discloses a case retrieval method, device and equipment based on a knowledge graph and a storage medium, and improves the availability of a case retrieval system. The method provided by the invention comprises the following steps: preparing a template; constructing a legal case knowledge graph according to the text information; carrying out random walk sampling on node set data constructed according to the legal case knowledge graph; acquiring multiple sequence data, training the model through a word transformation vector algorithm based on the plurality of pieces of sequence data, obtaining an updated target model, obtaining target text information, analyzing the target text information through the target model to construct a knowledge graphto be retrieved; and retrieving in the legal case knowledge graph according to the to-be-retrieved knowledge graph to obtain case information associated with the to-be-retrieved knowledge graph, andobtaining output case information according to the first similarity and the second similarity of the case information.

The embodiment of the invention discloses a menu displaying method and apparatus. The menu displaying method includes the steps of obtaining operation information of a menu in a device of a user; determining the priority of the menu according to the operation information; displaying the menu on a display interface of the device according to the priority. The menu displaying method and apparatus can display a menu frequently used by the user in priority to avoid entering the menu to be operated through sequential selection by following the tedious original menu set when the user operates, thereby reducing the number of operation times of an interface of the device of the user and saving operation time of the interface of the device of the user.

The invention provides a non-contact biometric feature identification method and system. The method comprises the following steps of: extracting biometric features of a visible light image and a near-infrared image collected in a non-contact way; calculating the similarity x1 between the biometric feature of the visible light image and a prestored visible light biometric feature template and the similarity x2 between the biometric feature of the near-infrared image and a prestored near-infrared light biometric feature template; and comparing a detected sample x=(x1 x2) consisting of x1 and x2 with a training sample to judge whether the detected sample belongs to a within-class sample, and if so, judging that the identification is successful. By using the method provided by the embodiment of the invention, the identification precision of the method is greatly higher than that of a single biometric feature identification way, and the problems of less feature information and low distinguishing precision caused by the adoption of the current single palm pulse identification way and poorer anti-fake capability caused by the adoption of a single palm print identification way can be solved.

The invention discloses a method for testing a FPGA device, which comprises the following steps of (1) generating a configuration file for configuring predetermined function to the FPGA device; (2) subjecting the FPGA device to a configuration step; (3) extracting configuration information from the configuration file and carrying out data conversion to obtain a configuration data signal of a predetermined pin; (4) arranging the logic state of each control pin in the FPGA device, and arranging the time sequence information of each pin to obtain the testing vector of the configuration process; (5) arranging the signal variation time of each pin based on the time sequence information of each pin to obtain a test pattern; and (6) carrying out the test pattern for completing the test working. With the invention, the prior integrated circuit tester can be employed for testing the FPGA device, so as to not only reduce the operation steps, but also improve the test efficiency and facilitate for the industrialization testing of the FPGA device.

The invention discloses a swiftmoth insect integrated management device comprising an enclosed box body, a pupa eclosion table, an ovum filtering net, an adult laying table, an ovum receiver and an isolated water tank. The pupa eclosion table is arranged on the upper part inside the enclosed box body; the middle part inside the enclosed box body is provided with the adult laying table; the ovum receiver is arranged under the ovum filtering net; supporting legs under the ovum receiver are arranged in the isolated water tank; and the whole device integrates management of pupa period, eclosion, mating and collection of ovum of the swiftmoth, so as to reduce the operation steps and greatly lighten the labor intensity of work staffs; and because the adults are subjected to little interference, the collection ratio of the ovum is higher; a sealing structure avoids the escape of the swiftmoth, and the isolated water tank prevents ovums from damaging by mice and ants; and the device is adopted under the condition of same radixes of pupas to obtain more and better ovum.

The invention discloses an operating speed control system and method for a combine harvester. The system comprises a computing unit, a measurement and control box, a motor driver and a sensor group, wherein, the computing unit processes the received data and sending out a control instruction which takes the expected operating speed as a target; the measurement and control box collects the data acquired by the sensor group, transfers the data to the computing unit, converts the control instruction of the computing unit into a pulse control signal and then outputs the signal to the motor driver; the motor driver receives the pulse control signal and controls an actuating mechanism to work according to the control instruction; and the sensor group acquires the torque and revolving speed of a threshing cylinder, the revolving speed and operating speed of an engine, and the stroke of a variable speed oil cylinder. By utilizing the system, the optimum operating speed of the combine harvester can be determined so as to automatically meet the requirements for harvest quality influence factors such as dry and wet degree, ratio of grain to straw, ground condition, feed quantity of different grains and the like.

The present invention discloses the dynamic customization method of the menu of a client media player, which can dynamically adjust the sorting sequence of menu items. The regulation method includes four steps; firstly, the data table of the menu items is created on a client, and a menu management module assigns specified initial defaults to the sequence numbers of the menu items; secondly, one menu item on the client media player is clicked for one time, the click count of the menu item is added by one; thirdly, in the data table of the menu items, the menu management module sorts all the menu items according to the click counts of the menu items, and reassigns a new sequence number to each menu item according to the sorting sequence; fourthly, the menu management module adjusts the relative position of each menu item in the sequence of the menu items according to the sequence number of each menu item. The present invention can allow the publisher of a media player to conveniently conduct statistics on the operations of a large number of users and work out accurate statistics in order to design a better, more humanistic media player.

The invention discloses a word input method and a word input system. The method comprises the following steps of: detecting misinput fragments existing in coded strings input by a user; compiling the misinput fragments according to legal character sets acquired in advance to acquire error correction candidate strings; and converting the error correction candidate strings into input texts. By the method and the system, errors can be more effectively corrected in the word input process; and the method and the system have wider application ranges.

The invention discloses a device and a method for optimization of inter-process communication of an embedded operating system. The method comprises the following steps: initializing a management process to determine operation information of system equipment; initializing a characteristic information structural body and the equipment; establishing a real-time memory library; establishing a channel process message sharing memory space, a management process message sharing memory space, the semaphore of the channel process message sharing memory space and the semaphore of the management message sharing memory space; mapping the channel process message sharing memory space and the channel process characteristic information structural body; establishing channel processes according to the operation information and transferring a management message to the corresponding channel process; entering the management process, setting the semaphore of the management message, and reading the management message which is less than or equal to the semaphore of the management message. According to the device and the method, the problems of useless message transfer and low message processing efficiency existing in a message transfer mechanism established by using the sharing memories under the condition of communication among multiple processes of the embedded operation system are solved.

The invention provides an automatic LED (light-emitting diode) display screen correction method. The automatic correction method comprises the following steps: (1) network connection is established; (2) an A end sends a display instruction to a B end, the B end controls the full-screen or the specific sub-area of the LED display screen to display the image; (3) the A end controls image acquisition equipment to aim at a to-be-corrected area of the LED display screen, acquires the image data and uploads the image data to the A end for analysis and process to generate correction coefficients, a controller of the B end sends the correction coefficients to a receiving card of the LED display screen, so that the LED display screen displays the corrected full-screen or specific-area image; and (5) the image acquisition equipment acquires the image in the to-be-corrected area again, the A end analyzes point-to-point brightness, judges whether the correction effect is satisfied. By using the correction method, the correction accuracy is increased, the labor intensity is saved, and the correction time is shortened effectively.

Soft decision parts (503,506) perform temporary decisions of modulated signals (502,505) as separated by a separating part (501) using an inverse matrix calculation of a channel scatter matrix. Signal point reduction parts (508,510,514,516) use the temporary decision results (504,507) to reduce the number of candidate signal points of multiplexed modulated signals. Soft decision parts (512,518) use the candidate signal points as reduced to perform precise decisions, thereby obtaining reception data of the modulated signals (RA,RB). In this way, a smaller number of calculations is used to successfully obtain the reception data (RA,RB) having an improved error rate characteristic without degradation of the data transmission efficiency.

The invention discloses a dual-window electronic map service system with a magnifier window and based on Internet, as well as a relevant method. Global and detailed exhibitions can be fulfilled simultaneously. The technical scheme is as follows: The system comprises a client end, the first map storage device and a relevant process device, the second map storage device and a relevant process device, and a synchronism device; wherein, the client end comprises the first map exhibition window, the second map exhibition window and a map service relevant page. The first map storage device comprises the first map database and the first correlated database; the first map process device comprises the first map call module and the first map engine module. The second map storage device comprises the second map database and the second correlated database; the second map process device comprises the second map call module and the second map engine module. The synchronism device comprises a coordinate conversion module and an operation synchronism module. The invention adapts to the field of of Internet electronic maps.

The exploration and development of unconventional oil-gas reservoirs, especially the dense gas-oil reservoir, has become a bright spot of the oil exploration and development in recent years and a mainbattlefield of the future oil exploration and development. The wettability is one of important parameters for knowing dense oil-gas reservoir characteristics, and an operation of effectively determining the rock wettability has important significance for researching recovery percent of the oil reservoir, an oil-water ratio after water channeling, recovery ratio improvement and residual oil saturation. The invention discloses a new method for dense rock wettability determination, the disadvantages that the traditional self-absorption metering is inaccurate and nuclear magnetic resonance oil-water signals are hard to distinguish are overcome, a nuclear magnetic signal of the water is shielded by effectively utilizing manganese chloride, the self-water-absorbing oil discharge amount, water-driving oil amount, self-oil-absorbing water discharge amount and oil-driving water amount are accurately acquired by combining T2 spectral curve of the rock and weighing and weight change characteristics thereof, and the effective determination of the dense rock wettability is realized. The new method disclosed by the invention has the advantages of being small in current personal factor influence, high in data reliability, and simple and convenient.