33results about How to "Broaden your match" patented technology

The present invention provides a radio frequency power supply system. The radio frequency power supply system comprises a radio frequency power supply, and an automatic impedance matcher electrically between the radio frequency power supply and a plasma chamber. The frequency of the radio frequency power supply can be adjusted between the minimum preset frequency and the maximum preset frequency, and by means of adjustment of the frequency of the radio frequency power supply and adjustment of input impedance of a matching network by using the automatic impedance matcher, the input impedance of the matching network is equal to constant output impedance of the radio frequency power supply. The present invention further provides a method for performing impedance matching by using a radio frequency power supply system. By means of the radio frequency power supply system of the present invention, impedance matching can be achieved within a short time.

The invention discloses a multi-area array aerial camera platform calibration method with a constraint condition. The method includes: employing a data acquisition strategy of multiple cross flying camera station exposure to acquire multiple groups of sub-images with an adjacent virtual image overlap degree of more than 80%; making use of the control point of a ground calibration field to calculate a photographing centre distance of sub-cameras and a sub-camera line element; during aerotriangulation, conducting bundle block adjustment, according to the control point coordinate, the connection points among matched sub-images, and the external orientation element initial value, establishing a model through a collinearity equation, adopting the photographing centre distance of the sub-cameras as a given value, i.e. taking the sub-camera line element constant as the constraint condition, and taking platform calibration parameters as a whole to perform calculation to solve the angle elements in the external orientation elements of the sub-images. According to the calibration method, a lot of uniformly distributed connection points are matched, precision of the platform calibration parameters is improved through the constraint condition, higher stitching precision of the generated virtual images can be guaranteed, and the mapping precision can be higher.

The invention provides a direct broadcasting room searching method and system, computer equipment and a storage medium. The method comprises the steps of extracting keywords from searching content input by a user; identifying semantics of the keywords, and acquiring synonyms of the keywords from the live broadcast room description information according to the semantics; and searching a live broadcast room on a live broadcast platform according to the keywords and the synonyms, generating a live broadcast room list from a searched target live broadcast room, and returning the live broadcast room list to the user., By acquiring synonyms which represent the same or similar semantics with the keywords on the live broadcast scene; a live broadcast room is searched according to the keywords andthe synonyms; . The text matching range of the keywords during searching is expanded, the target direct broadcasting room obtained after searching can be increased, meanwhile, the correlation and matching degree of the target direct broadcasting room and the keywords in text or semantics are improved, the number of direct broadcasting room searching results is increased, the direct broadcasting room searching accuracy is improved, and the direct broadcasting room searching effect is enhanced.

The invention discloses a bus route matching method and device, relates to the technical field of computers, and mainly aims to match an operation route of a bus through least positioning informationand improve the real-time performance of route matching. According to the main technical scheme of the invention, the method comprises the following steps: obtaining the first positioning point information and bus identifier of a bus; determining a geographic area where the bus is located according to the first positioning point information, wherein the geographic area is a geographic space whichis segmented and marked according to a preset rule; matching a first bus route information set passing through the geographic area according to preset bus route information; acquiring second positioning point information of the bus according to the bus identifier; matching a second bus route information set passing through a geographic area corresponding to the second positioning point information; and matching a corresponding bus route for the bus by using the intersection of the first bus route information set and the second bus route information set. The method and the device are mainly used for real-time matching of bus routes.

The invention belongs to the technical field of engine supercharging, and relates to a supercharging system for an engine and a control method. The supercharging system comprises an electronic supercharger gas compressor, an electronic supercharger performer, a gas inlet bypass valve, and a gas inlet bypass valve performer, wherein a blade of the electronic supercharger gas compressor is coaxiallyconnected with a motor in the electronic supercharger performer; the gas inlet bypass valve performer is used for controlling valve opening of the gas inlet bypass valve; the electronic superchargergas compressor is in parallel connected with the gas inlet bypass valve and then is accessed to the front of a waste gas turbine supercharger; the electronic supercharger performer communicates with the gas inlet bypass valve performer through CAN, and the electronic supercharger performer and the gas inlet bypass valve performer are controlled by an engine control unit ECU. The control method comprises an external characteristic torque lift mode and transient-state acceleration response lift mode control method. Medication on the original engine is relatively small, so that external characteristic torque lifting of the original engine can be realized, oil consumption is reduced, and an engine matching range is expanded; and the problems that the waste gas turbine supercharger has delay and is poor in acceleration response are solved, so that driving comfort is improved.

The invention discloses a soft and hard combined intrusion detection system, which comprises a network interface card, an FPGA, a ternary content addressable memory (TCAM) and a CPU, and also provides an intrusion detection method based on the system. The FPGA is used for carrying out message analysis on introduced network flow, and the analyzed message is sent to the TCAM. Primary rule matching is performed on the content of the message obtained in the step S2 by utilizing the TCAM, a matching result of a hit rule is fed back to the FPGA, hash shunting is performed on the message of the hit rule according to a source-target IP address of the message, and the message is sent to the CPU for secondary rule matching. Through the above mode, TCAM head and tail table items are used for matching, a CPU flow management module does not need to cache all messages of one flow, all the messages are cached only under the condition that head and tail table entries are hit, and only the current message is cached under the condition that the head and tail table entries are not hit. The memory of the equipment is greatly saved, the overhead of stream recombination is reduced, and the overall processing performance of the equipment is improved.

The invention relates to an attack-angle-changing test method for an electric arc heater. The attack-angle-changing test method includes mounting a test device; performing a state debugging test, operating the electric arc heater, changing the attack angle of a calibration model by an attack angle changing device, measuring cold-wall heat flows under different states by a water cooling heat flow sensor, and acquiring a discrete debugging state distribution map; putting an track curve into the discrete debugging state distribution map, selecting the discrete debugging states of the track curveto perform joint coordination, changing the attack angle by the attack angle changing device, connecting the discrete states in series, adjusting the change speed of the attack angle to smoothen the simulated track curve, and tracking the heat flow changes of the surface of the model in real time by the water cooling heat flow sensor; replacing the water cooling calibration model by a formal testpiece, keeping the test piece at the same position, and eroding the test piece according to a joint coordination program. The attack-angle-changing test method has the advantages that the efficiency of the state debugging test can be improved, the matching range of surface heat flows / enthalpy values of test pieces in the same batch can be widened, and the parameter change capability close to the real trajectory changes can be realized.

The invention provides a video searching method and device. By making an obtained analysis result matched with an index field generated by conducting information fusing on all labels, on the basis ofincreasing the utilization rate of all the labels, the matching range of the analysis result is expanded, and therefore the quantity of video searching results represented to a user is increased. As can be seen, the index field generated by conducting information fusing on all the contained labels is utilized to complete matching of the analysis result, the problem that since multiple labels are independent and have the index field corresponding to the labels respectively, shooting of all the labels of the corresponding analysis result cannot be conducted simultaneously can be effectively solved, and therefore on the basis of making full use of all the labels, the recall rate of videos is increased.

The invention discloses an article delivery method and system, and a server. The method comprises steps that the first information including the location information associated with to-be-delivered articles is sent by a first user to the server through a first user terminal; multiple users are selected by the server from a user list based on the location information of the first information and acquisition rules, the second information is distributed to a plurality of user terminals associated with the plurality of users; selected second users capable of acquiring the to-be-delivered articlesand second user terminals associated with the second users are determined based on acquisition requests fed back by the plurality of user terminals.

The invention provides an electrical connector applied to an LED light strip. The electrical connector comprises an output end, wherein the output end is used for electrically connecting the LED light strip and comprises three interface terminal groups, each interface terminal group comprises a positive output interface port and a negative output interface terminal, the distance between the positive output interface terminal and the negative output interface terminal of each interface terminal group is different, all interface terminals are jacks, all interface terminal groups share a negative output interface terminal 9, the negative output interface terminal 9 and three positive output interface terminals 81, 82 and 83 on the same straight line respectively form the interface terminal groups with different sizes, the interface terminal groups are respectively matched with and inserted to LED light strip wiring terminals (such as pins 7 shown in figure 1) with different specifications to achieve electrical connection, and namely, and the electrical connector can be matched with the LED light strips in different types.

The invention relates to an EGR (Exhaust Gas Recirculation) system of an automobile engine, which is used for solving problems that pipeline structures of EGR systems of conventional engines are complicated and exhaust quantities are difficult to accurately control. The EGR system comprises an engine cylinder, an auxiliary cylinder, an auxiliary cylinder piston and an electromagnetic control valve, wherein the auxiliary cylinder piston is arranged inside the auxiliary cylinder, a passageway which is used for communicating the auxiliary cylinder and the engine cylinder is arranged between the auxiliary cylinder and the engine cylinder, and the electromagnetic control valve is arranged on the passageway. With the adoption of the EGR system, the EGR air inflow can be accurately controlled, the matching range of the EGR and an engine operating condition is enlarged, and the dynamic property, the economy and the emission performance of the engine are obviously improved.

The invention provides a method of providing voice feedback information for a user in conversation in a computer device, comprising: a, obtaining a text message obtained by performing voice recognition on a voice message; b, determining a menu item to jump according to the text message and combined with menu items of the other side in the conversation, wherein the menu item to jump and a current menu item are apart by at least two layers; and c, jumping to a determined menu item, and sending the voice feedback information provided for users and corresponding with the menu item. The method of the invention can realize free jumping in all menu items of the other side.

The invention discloses a document sentiment analysis system and method with an automatic updating function. The method comprises the following steps of: collecting initial sentiment words, calculating a vector value of each initial sentiment word and constructing an initial sentiment word bank according to the initial sentiment words and the corresponding vector values; when document sentiment analysis is carried out, extracting sentiment words in a target document, matching the extracted document sentiment words with the initial sentiment words according to the vector values and calculating vector value matching degrees between the document sentiment words and the initial sentiment words; carrying out statistical scoring on the document sentiment words according to the vector value matching degrees so as to obtain a sentiment value of the target document; and adding the document sentiment words, the vector value matching degrees of which are greater than a preset threshold value, into the sentiment word bank to obtain an updated sentiment word bank. According to the system and method disclosed by the invention, the correctness and objectivity of document sentiment scoring can be improved, and the sentiment word bank can be automatically updated, so that the management is more convenient.

The invention discloses methods and devices for constructing a bait library, constructing a target-bait library and conducting metabolome FDR identifying. The method for constructing the bait librarycomprises the following steps of S1, respectively comparing a metabolite parent ion mass-to-charge ratio M of each spectrogram in a target database with all other spectrograms in the target database one by one, and storing the spectrogram with a child ion mass-to-charge ratio equal to M and / or a serial number of the spectrogram in a signal spectrum index array to generate a signal spectrum index two-dimensional array; S2, traversing all elements in the signal spectrum index two-dimensional array to obtain n arrays D, and forming a bait library signal array by the n arrays D; and S3, copying parent ion information of the spectrogram, corresponding to each subset in the bait library signal array, in the target database to the bait library signal array to form the bait library. According to the method for conducting metabolome FDR identifying, FDR quality control can be carried out on an identification result; and the spectrograms can be rapidly identified with high flux, and the utilization rate of the spectrograms and the coverage degree of metabolite identification are improved.

The invention discloses a method and system for article delivery, a server and article containers. The method for the article delivery includes the steps that a first user sends first information associated with a to-be-delivered article to the server through a first user terminal; on the basis of the first information, one or more article containers for selection and corresponding storage units are provided for the to-be-delivered article by the server; the first user selects a targeted article container and a targeted storage unit through the first user terminal; after the to-be-delivered article is placed into the targeted storage unit, the server selects multiple users from a user list according to acquisition rules, and second information is published to multiple user terminals associated with the selected users; on the basis of acquisition requests fed back by the selected users, a second user and a second user terminal can be determined, wherein the second user is able to obtainthe to-be-delivered article, and the second user terminal is associated with the second user.

The invention discloses a pair of novel shoes. Each shoe comprises a sock innersole capable of being arranged at the inner bottom of a sock; the sock innersole and a sole are provided with connecting structures which are permanent magnetic material attraction structures or buckling structures which can be embedded mutually and buckled so that the sock innersole and the sole can be mutually combined or separated with the partition of the sock. When the sock innersole is arranged in the sock and combined with the sole, the sock is wrapped on a foot through elasticity per se so that the sock innersole is fixed on the sole and the sole is fixed by the sock innersole through the connecting structures. Thus, wearing is realized in a way that the sole is indirectly fixed on the foot through the sock without the aid of an upper of the shoe, and the sock can be replaced at will. Due to the adoption of the novel shoes, defects of single wearing way of the shoes, foot clamping and foot rubbing are overcome, and the matching range of shoes and feet in size and shape is widened.

The invention discloses a method and a system used for delivering an article and a server. The method comprises the following steps that a second user sends first information associated with the article to be delivered which is desired to be acquired to the server via a second user terminal; the server selects a plurality of users from a user list based on the first information and according to anacquisition rule and issues second information to a plurality of user terminals associated with the plurality of users; a first user sends information that the article is allowed to be delivered to the server via a first user terminal; the server provides contact information of an opposite side for the first user and / or the second user; and the first user and / or the second user hands over the articles to be delivered according to the contact information of the opposite side.

The invention relates to an attack-angle-changing test method for an electric arc heater. The attack-angle-changing test method includes mounting a test device; performing a state debugging test, operating the electric arc heater, changing the attack angle of a calibration model by an attack angle changing device, measuring cold-wall heat flows under different states by a water cooling heat flow sensor, and acquiring a discrete debugging state distribution map; putting an track curve into the discrete debugging state distribution map, selecting the discrete debugging states of the track curveto perform joint coordination, changing the attack angle by the attack angle changing device, connecting the discrete states in series, adjusting the change speed of the attack angle to smoothen the simulated track curve, and tracking the heat flow changes of the surface of the model in real time by the water cooling heat flow sensor; replacing the water cooling calibration model by a formal testpiece, keeping the test piece at the same position, and eroding the test piece according to a joint coordination program. The attack-angle-changing test method has the advantages that the efficiency of the state debugging test can be improved, the matching range of surface heat flows / enthalpy values of test pieces in the same batch can be widened, and the parameter change capability close to the real trajectory changes can be realized.

The invention discloses a multi-area array aerial camera platform calibration method with a constraint condition. The method includes: employing a data acquisition strategy of multiple cross flying camera station exposure to acquire multiple groups of sub-images with an adjacent virtual image overlap degree of more than 80%; making use of the control point of a ground calibration field to calculate a photographing centre distance of sub-cameras and a sub-camera line element; during aerotriangulation, conducting bundle block adjustment, according to the control point coordinate, the connection points among matched sub-images, and the external orientation element initial value, establishing a model through a collinearity equation, adopting the photographing centre distance of the sub-cameras as a given value, i.e. taking the sub-camera line element constant as the constraint condition, and taking platform calibration parameters as a whole to perform calculation to solve the angle elements in the external orientation elements of the sub-images. According to the calibration method, a lot of uniformly distributed connection points are matched, precision of the platform calibration parameters is improved through the constraint condition, higher stitching precision of the generated virtual images can be guaranteed, and the mapping precision can be higher.

The present application provides a video search method and device. By matching the obtained analysis result with an index field generated by information integration of all tags, the matching range of the analysis results can be expanded on the basis of improving the utilization rate of all tags , thereby increasing the number of video search results presented to the user. It can be seen that the index field generated by the information integration of all the included tags is used to complete the matching of the analysis results, which can effectively solve the problem of the independence of multiple tags. And each has a corresponding index field, which causes the problem of not being able to hit all the tags corresponding to the parsing result at the same time, so that the recall rate of the video is improved on the basis of making full use of all the tags.

The invention discloses an impedance matching system and an impedance matching method. The system comprises a sweep frequency power supply, a matching device, a sensor, and a controller respectively connected with the sweep frequency power supply, the sensor and the matching device. The controller judges whether the output impedance of the sweep frequency power supply matches the impedance of a reaction chamber. When the output impedance of the sweep frequency power supply mismatches the impedance of the reaction chamber, the controller judges whether the input impedance of the matching device is within the range of impedance which can be matched by the sweep frequency power supply. The controller keeps the impedance of the matching device unchanged and adjusts the output frequency of the sweep frequency power supply to enable the output impedance of the sweep frequency power supply to match the impedance of the reaction chamber if the input impedance of the matching device is within the range of impedance which can be matched by the sweep frequency power supply, or the controller keeps the output frequency of the sweep frequency power supply unchanged and adjusts the impedance of the matching device to enable the input impedance of the matching device to be within the range of impedance which can be matched by the sweep frequency power supply, and then adjusts the output frequency of the sweep frequency power supply to enable the output impedance of the sweep frequency power supply to match the impedance of the reaction chamber.

The invention provides a data matching method and device based on federated learning, and the method comprises the steps: respectively calculating the similarity between a first data label corresponding to a first data set and a plurality of second data labels corresponding to a plurality of second data sets, and generating a plurality of label matching degrees; respectively calculating the similarity between a first data feature set corresponding to the first data set and a plurality of second data feature sets corresponding to the plurality of second data sets, and generating a plurality of data content matching degrees; and based on the label matching degree and the data content matching degree between the first data set and the same second data set, determining a target data set from the plurality of second data sets as federal matching data of the first data set. According to the data matching method based on federated learning, the comprehensiveness, precision and accuracy of a longitudinal federated matching result are remarkably improved, and the subsequent model effect can be improved.

The invention discloses a platform matching method and device, equipment and a medium, and belongs to the technical field of artificial intelligence. The method includes acquiring voice interaction information; determining a target user according to the voice interaction information; and determining a target platform matched with the target user according to a pre-stored corresponding relationshipbetween the user and the platform. Thus, the matched platform is determined through the voice interaction information of the user, searching does not need to depend on Bluetooth, the matching operation steps are simplified, and the matching range is expanded.

The invention discloses an effective information sharing and intercommunication system for park informatization, which comprises a park terminal, the output end of the park terminal is bidirectionally and electrically connected with a wireless gateway, and the output end of the wireless gateway is respectively and electrically connected with a data arrangement input module and a storage module. The output end of the data arrangement input module is electrically connected with an information processing system. According to the invention, the data arrangement input module is used for arranging information and transmitting the information to the information processing system, and the information processing system is used for comparing and retrieving the information stored in the read-write module and the storage module; and the information model processing module can evaluate and score the information, and an evaluation report is formed by using the report output unit, so that the problems that an existing park information sharing system does not have the effect of evaluating and scoring the effective state of the information, junk information cannot be filtered and shielded, and park information transmission and processing efficiency is seriously influenced are solved.

The invention discloses a labor information management method and system. The system comprises an information collection unit, an information storage unit, an information matching unit and an information feedback unit. The information collection unit collects data through an Internet user interface and uploads the collected data to the information storage unit through an information preprocessingmodule. The information storage unit comprises a storage module I for storing job seeker information and a storage module II for storing company recruitment information. The information matching unitobtains a company matched with the job seeker information according to the job seeker information by calling the job seeker information and the company recruitment information in the information storage unit, and obtains a job seeker matched with the company recruitment information according to the company recruitment information. The information feedback unit feeds back the information obtained by matching of the information matching unit to the job seeker and the company through the internet user interface.

The invention relates to a multi-frequency matching device and a plasma device. The multi-frequency matching device includes a low-frequency circuit and a high-frequency circuit connected in parallel, and a first inductance is connected in series on the low-frequency circuit; a first inductance is connected in series on the high-frequency circuit. Capacitor; one end of the first inductor is electrically connected to the plasma reaction chamber, and the other end is electrically connected to the low-frequency power supply; one end of the first capacitor is electrically connected to the plasma reaction chamber, and the other end is electrically connected to the high-frequency power supply. The plasma device includes a plasma reaction chamber, a high-frequency power supply, a low-frequency power supply and the multi-frequency matching device; the upper electrode and the lower electrode of the plasma reaction chamber are electrically connected to the low-frequency circuit and the high-frequency circuit of the multi-frequency matching device respectively. A circuit; the low frequency circuit or the high frequency circuit is electrically connected to the low frequency power supply and the high frequency power supply, respectively. Through the above design, the purpose of small size, large matching range and high isolation between the two input ports is achieved.

The invention relates to an EGR (Exhaust Gas Recirculation) system of an automobile engine, which is used for solving problems that pipeline structures of EGR systems of conventional engines are complicated and exhaust quantities are difficult to accurately control. The EGR system comprises an engine cylinder, an auxiliary cylinder, an auxiliary cylinder piston and an electromagnetic control valve, wherein the auxiliary cylinder piston is arranged inside the auxiliary cylinder, a passageway which is used for communicating the auxiliary cylinder and the engine cylinder is arranged between the auxiliary cylinder and the engine cylinder, and the electromagnetic control valve is arranged on the passageway. With the adoption of the EGR system, the EGR air inflow can be accurately controlled, the matching range of the EGR and an engine operating condition is enlarged, and the dynamic property, the economy and the emission performance of the engine are obviously improved.