83results about How to "Proactive" patented technology

The invention discloses a human-computer chatting method and device based on artificial intelligence. The method includes the following steps of receiving input information input by a user; distributing the input information to chatting service modules; receiving candidate replying returned by the multiple chatting service modules; ranking the to-be-selected replying based on confidence degrees, generating chatting information according to the ranking result, and providing the chatting information for the user. According to the human-computer chatting method and device based on the artificial intelligence, the input information input by the user is received and distributed to the chatting service modules, then the candidate replying returned by the multiple chatting service modules is received, the to-be-selected replying is ranked based on the confidence degrees, and the chatting information is generated according to the ranking result and provided for the user, so that multiple times of chatting with the user can be carried out, the true effect and the natural effect are achieved, initiative is achieved, replying conforming to user styles can be further returned for different users, and the more personalized effect and the more intelligent effect are achieved.

The invention discloses a welding robot control method, and relates to a welding robot control device. According to the welding robot control method, a laser vision sensing system, a laser barcode scanning system, a main industrial personal computer, a driving device and a wireless demonstration device are utilized. A weldment is scanned through the laser bar code scanning system to form a three-dimensional model, the three-dimensional model is led into the main industrial personal computer, and welding information is directly designated on the three-dimensional model through the wireless demonstration device. The welding information comprises positions and lengths of weld joints, and the swing mode of a welding gun. When welding workpieces needs to be produced in a batch mode, a bar code identification system can be used for reading the welding information of welding bar codes on the welding workpieces, then the welding information is sent to the main industrial personal computer, and the main industrial personal computer converts the information of the bar codes into welding signals. The welding robot control method has the advantages that closed-loop control is realized, demonstration efficiency is improved, control of a welding robot is convenient, the electromagnetic field disturbance resistance ability is high, the demonstration efficiency and the quality of the weld joints of the workpieces are improved, the adaptive ability of a control system is enhanced, and the reliability is high.

The 3D active real-time positioning system based on binocular vision and laser ranging consists of three parts of vision processing subsystem, control subsystem and mechanical mechanism. The target image the video camera under the control of image acquisition card obtains is processed in the vision processing computer to obtain the 2D position information in image coordinate sent to the public memory area. Then, the control computer obtains the position information from the public memory area, performs coordinate conversion and real-time programming, outputs via D / A converter board to the driver to drive the motor and controls the laser via the angle encoder feedback loop to irradiate the target accurately. Finally, the depth information the range finder measures is fed back to the vision computer to obtain the 3D position information of the target. The system has the advantages of high distance precision, high activity, high real-time performance, low cost, etc.

The invention relates to a tunnel construction information monitoring system based on three-dimensional scanning point cloud. The system comprises the following realization steps: acquiring coordinate information, intensity information, grey information, pixel information and the like of a tunnel full-section spatial structure by adopting a three-dimensional scanning point cloud measuring technology, performing automatic filtering processing and point cloud data automatic splicing and generating a tunnel two-dimensional plane model and a three-dimensional space model; realizing the continuous real-time transmission of monitoring data and data flow by adopting a '5S' parallel communication method; introducing a time, motion and rotation multi-dimensional coordinate axis, describing the change posture in a plane, the change posture of a vertical plane and the change posture along with time, performing data filtering and data analysis and realizing seamless butt joint between a monitoring and analysis structure and project construction information; based on an internet of things technology, by adopting a B / S framework and a three-layer system mode as well as seven-level security management, realizing the data monitoring as well as advanced forecasting and construction information real-time processing, update, inquiry, browsing, three-stage early warning and forecasting and three-level risk management.

The utility model discloses an active automatic anti-virus system and the method, comprising a virus judgment unit and a virus replication unit, a controlled virus operating unit, a behavior monitor unit, an analytical unit, a virus report analytical unit and a virus feature library unit, as well as a malicious network crawling unit and a reporting unit. The utility model has the advantages that the system and method overcome the neglect of a plurality of important information of the virus in the prior art of virus analysis, and deeply analyzes and utilize the neglected important information to realize a more active and automatic virus control.

The application discloses a security baseline system and a method thereof for implementing security checks. Included are that a vulnerability information acquisition unit obtains vulnerability information actively; a linkage processing unit determines a target device based on the obtained vulnerability information, and generates checking information; and a security check unit conducts security checks for the target device based on the generated checking information. According to the application, through the active approach, the security baseline system and the method thereof for implementing the security checks obtain newly discovered vulnerability information positively in an active manner, adapt to the internet field full of such changes, and therefore achieve real-time response to newly discovered vulnerability. Further, by following the customized request of a user, the security baseline system and the method thereof for implementing the security checks establish a user security baseline library, allow the user to customize security rules to conduct security checks for the system, and thus meet the demand that the security checks can be customized.

The invention is applicable to the technical field of communication, and provides a group chat method, a group chat terminal and a server. The group chat method comprises the steps of sending a group chat request to users according to a preset group chat request strategy, establishing a group chat window for users receiving the group chat request, and synchronizing group chat records to the users. The method solves the selection passivity of network group chat members, realizes that users can independently select whether to join group chat according to chat contents and a member list, and ensures that off-line users can not miss shared contents of chat.

The invention discloses a multi-type welding processing and manufacturing technological method for a full-automatic welding robot. According to the method, the welding process can be achieved reliably, conveniently and rapidly, and the method is suitable for welding of welding seams of products of various types. The method comprises the following steps that 1, the welding robot is assembled on a welding station of a welding production line; 2, the welding robot is initialized after being powered on; 3, whether the angles and zero points of all axes of the welding robot are correct or not is determined; 4, a robot control device main network address and a robot slave network address are set, Cartesian coordinates are defined according to actual needs, and the coordinates of a welding gun are determined; 5, a welding piece is scanned into a three-dimensional model through a laser bar code scanning system, the three-dimensional model is guided into a main industrial personal computer, and welding information is directly designated on the three-dimensional model through a wireless teaching device; and 6, program codes are generated according to scanned three-dimensional model information and welding information through the main industrial personal computer, and are sent to a robot control device.

The invention discloses a taxi taking position recommending system and method based on multiple dimensions. The system comprises a taxi historical GPS data screening and importing module, a MySQL database module, a taxi taking position recommending client based on an Android platform, a data mining algorithm training database table module, a cache refreshing module, a server and client connecting module and a background management system. With the taxi taking position recommending method based on multiple dimensions, empty taxi probability information about dimensions including the time dimension, the space dimension, customer grading reference and the like at a taxi taking intersection can be effectively learned about, the empty taxi probability tends to be accurate by integrating all the dimensions, and the success rate of taxi taking of customers is greatly increased.

The invention provides a starting item processing method and device. The method comprises the steps of monitoring write operation of a file and / or a registration table; when monitoring that a starting item program is written into the file and / or the registration table, acquiring identification information of the starting item program; sending the search request of searching for additional information of the starting item program to a server, wherein the search request carries the identification information; receiving the additional information fed back by the server, and processing the starting item program according to the received additional information. By adopting the technical scheme, the starting item program can be flexibly and quickly processed, the efficiency of processing the starting item program is improved, and therefore the system starting time in startup can be saved.

The invention discloses a fire source positioning method and system based on a SLAM technology and image identification. The method comprises the following steps of S1, constructing a real-time map and storing the map by an autonomous mobile robot through data returned by a laser radar and through combining with an SLAM algorithm; and S2, based on the established real-time map, carrying out autonomous travelling, capturing images through a camera and carrying out fire source identification and positioning; when the fire source identification and positioning are performed, firstly, carrying outHSV conversion on the images, processing the images in RGB and HSV spaces, and setting a threshold value to analyze a color so as to obtain an exact area of a similar fire source object; secondly, through determining whether smoke is generated, and a fire source temperature is reached, distinguishing an object with a color characteristic similar to the fire source and identifying the fire source;and finally, marking a center of the fire source in the image, carrying out inverse perspective processing on the image, converting an image coordinate into a real world coordinate, and determining the position and the distance of the fire source. In the invention, fire source identification precision is improved and the position of the fire source is determined.

The invention discloses a multiple characteristic point tracking method for detecting a shielded object. The method is characterized in that the moving object tracking method is based on characteristic optical flow segmentation and Kalman filtering estimation. According to the method, matching algorithms from coarse to fine levels are used to calculate characteristic optical flows, so that the matching precision is higher; an effective shielding decision algorithm is used, so that positions of characteristic points can be estimated when the characteristic points are shielded or lost; and the problem that a moving object is difficult to track when the object moves rapidly or is shielded is effectively solved.

The invention relates to an open source kernel based filtration method of stateless flooding request attacks, which comprises the following steps: the rule list of the filtration of an open source firewall is initialized to generate a white list and a blacklist; a main control module distinguishes and processes the request message and the reset message respectively; the Cookie value of the request message is calculated and is added to a text document library, and a confirmation message is sent back to the message origin; as for the reset message, the confirmation number value thereof is extracted and searched in the text document library after being subtracted by one; a text document library maintenance module deletes the expired information record in every interval t, and informs a firewall operation module to add the address of the origin to the blacklist; the firewall operation module gathers list items when the number of the list items in the white list or the blacklist are very large; after giving the command of filtration stopping, the firewall module needs to empty all the lists and stop the function of a kernel filtration module, and the filtration method is ended. The adoption of the method of the invention can achieve the goal of defending DDoS attacks.

The invention discloses a method for preventing a botnet based on botnet program propagation behaviors. The method comprises the steps of establishing a user social network access model and a suspected link clicking model; establishing a botnet propagation defending game model; and establishing a target network user social network structure model. On this basis, the user social network access model and the suspected link clicking model are coupled to the game model, a simulation system of the coupled model is provided, the simulation system operates on the basis of the established target network user social network structure, and then defending measures are provided for a target network. In allusion to a social network based botnet prevention problem, the method disclosed by the invention evaluates approaches which are easy to be intruded or attacked by botnet programs in the target network through establishing the botnet propagation defending game model coupling user behaviors of the target network, and provides defending measures for the target network to prevent propagation and attack of the botnet programs, thereby improving the safety performance of the network.

The invention provides a pelvis posture control mechanism for assisting walking rehabilitation training. The posture control mechanism comprises waist supports, load bearing hinges, push rods, electric cylinders, extensible motors, extension arms, fixed arms, a base, a sliding platform, a guide rail motor, a load bearing box and an inclination motor. The base can move up and down along a guide rail in the vertical direction of a robot to realize moving degree of freedom of pelvis in the vertical direction; a load bearing plate is fixed to the sliding platform, and the guide rail motor drives the sliding platform to move while moving degree of freedom of the pelvis in the left-right direction is realized; the inclination motor drives the fixed arms to realize inclination motion of the pelvis; the push rods extend and contract forwards and backwards to realize twisting motion of the pelvis; the waist supports can rotate along the load bearing hinges to realize pitching motion of the pelvis. The pelvis posture control mechanism can actively help a trainee to complete posture needed by pelvis natural gait, reduce constraint on degree of freedom of the trainee and improve training comfort of a patient, balance control ability of the patient in the process of lower limb walking and lower limb rehabilitation training effect.

The invention discloses an active service system and method of in-vehicle air index adjustment under the circumstance of the Internet of Vehicles. The active service system is composed of a vehicle-mounted device and a cloud computer. The vehicle-mounted device consists of information acquisition equipment, a micro-vehicle-mounted computer, an ECU, a rule storage unit and vehicle execution equipment, the output end of the information acquisition device is connected to the input end of the micro-vehicle-mounted computer, and the output end of the micro-vehicle-mounted computer is connected to the vehicle execution equipment through the ECU. The active service system can actively identify the cold and hot state of a driver and passengers, and actively controls the temperature and humidity ina vehicle, pollutants and CO2 concentration in the air and the like by combining with the detection of an in-vehicle air index value, operation by the driver is not required, and the comfort of the driver and passengers is improved; and the active service system determines the abnormal situation of individual vehicles based on the temperature and CO2 concentration of the air inside all vehicles under the circumstance of the Internet of Vehicles, the existing risk is reduced through operations such as opening windows and alarming to improve the intelligence and safety of the vehicles.

The invention discloses an automatic real-time frame synchronization method of a frequency-modulated hydro-acoustic communication system, and relates to hydro-acoustic communication. The automatic real-time frame synchronization method of the frequency-modulated hydro-acoustic communication system comprises the following steps: at a transmitting terminal, sequentially transmitting a coarse synchronizing signal and a fine synchronizing signal both fixed in time length; and at a receiving end, performing sliding FFT (Fast Fourier Transform) on hydro-acoustic signals which are acquired from a transducer terminal in real time by a step size L at first, automatically judging coarse synchronization according to the first-increase and later-reduction trend of a F (f1) value in each spectrogram, calculating the attenuation coefficient a(t) of a channel to signals by using the received coarse synchronizing signal, automatically adjusting a fine synchronization threshold b and estimating the approximate time start c of the fine synchronizing signal, and finally, performing mutual correlation operation on the hydro-acoustic signals acquired from the start c according to the adjusted fine synchronization threshold b to obtain fine synchronization. A DMA (Direct Memory Access) module of a DSP (Digital Signal Processor) is used for setting a ping-pong buffer in which the hydro-acoustic signals acquired by an AD (Acquisition Device) can be stored without DSP intervention; as a result, automatic real-time tracking on synchronizing signals in up-and-down hydro-acoustic channels is realized; the quantity of operation is low and few memory resources are occupied.

The invention discloses a heat-work conversion and dispatching optimization decision-making assisting system and a heat-work conversion and dispatching optimization decision-making assisting method for a complementary DMG (distributed multi-generation) system. The heat-work conversion and dispatching optimization decision-making assisting system comprises a fuel characteristic parameter module, a combustion adjustment experimental module, a reference pattern module, a heat balance and consumption quantity computing module, a combustion condition adjustment and management module, a heat-work conversion management module, a variable-working-condition signal transmission module, a full-working-condition operation parameter management module, a district cooling network circulation mode module, an energy efficiency and environmental benefit evaluation module and a dispatching optimization and decision-making assisting management module. The heat-work conversion and dispatching optimization decision-making assisting system and the heat-work conversion and dispatching optimization decision-making assisting method have the advantages that district cooling network circulation match is achieved flexibly for a multi-heat-source system different in temperature to construct the complementary DMG system with multi-energy-source input and multi-product output, and high flexibility and advancement are achieved; an advanced system for process engineering is applied to production device design, steady-state simulation and optimization, sensitivity analysis and economic evaluation of a whole process of the complementary DMG system, so that accurate and timely dispatching optimization and decision-making assisting are achieved.

The invention discloses a bandwidth allocation and pricing method of a heterogeneous network, belongs to the technical field of wireless networks and solves the technical problem that the user terminal is passive in the prior art. The method includes: establishing a user-level game model and a network-level game model; setting an initial network pricing strategy; according to a current network pricing strategy, iteratively updating a user bandwidth occupancy strategy through the user-level game model; according to a current user bandwidth occupancy strategy, iteratively updating a network pricing strategy through the network-level game model; acquiring the user bandwidth occupancy strategy and the network pricing strategy acquired by iteration.

The invention belongs to the technical field of data processing technology, and discloses an agriculture big data technology precision service system. The agriculture big data technology precision service system includes a farm machinery service front unit and a farm machinery service background unit, wherein the farm machinery service front unit is connected with the farm machinery service background unit through the Internet; and the farm machinery service front unit includes a farm work issuing module, a facility issuing module, a farm machinery mobile phone searching module, and a mobile phone searching farm work module. The agriculture big data technology precision service system solves the problem that in the prior art, the agriculture big data technology cannot implement precision service.

The invention provides a method, device and system for startup item detection. The method comprises the steps that startup item extended information of startup items to be detected is obtained, wherein the startup item extended information is identifying information which can identify the startup items to be detected; a query request for querying additional information of the startup items to be detected is sent to a server, wherein the query request carries the startup item extended information; a query result returned by the server is received, and the startup items to be detected are processed according to the query result. By the adoption of the technical scheme, the startup items which bypass existing boot startup item management software can be detected, and the suspicious or malicious startup items are processed in time. In this way, system resources are saved, the system startup speed is increased, and therefore a good environment for using the system is provided for a user.

The invention belongs to the practical technical field of honing machines, and discloses a measuring system for a honing machine and a measuring method. The measuring system mainly comprises a target, a laser scanning system, a vision processing subsystem, a control subsystem and a mechanical device. The measuring system is high in precision, has the initiative, and is simple in technology, real-time and quick; a mechanical part only consists of a motor achieving two freedom degrees and a mounting bracket for fixing a camera and a laser range finder, so that the measuring system is convenient to process and mount; the measuring system has the characteristics of small size and light weight, can be integrated to other systems very easily, serves as a functional unit, and is simple to operate, high in accuracy rate and very good in practical application value.

The invention belongs to the technical field of welding machinery, and discloses a three-dimensional welding robot mixed control method. Through building an image recognition system, the accuracy in welding and recognizing can be provided; meanwhile, an adopted laser vision sensing system has initiative and non-contact characteristics, and is capable of acquiring accurate three-dimensional information of an object, high in sensitivity accuracy and high in anti-electromagnetic interference capacity; a control system applies 4 types of sensors which work synergistically and compositely, so thatthe accuracy of a robot movement locus is greatly improved, the quality of workpiece welded joints is improved, and the probability in occurring errors is reduced since various states of a robot are monitored in real time; and the whole control system can automatically adjust a work mode of the robot according to the change of a welding condition and an environment, the welding robot has a lower requirement on the welding condition, an adaptive ability is enhanced, and the reliability is improved.

The invention is applied to the technical field of subgrade engineering and provides an internal circulation type solar heating device for a subgrade. The axis of a metal heat collecting pipe is superposed with that of a glass tube; two ends of the metal heat collecting pipe and two ends of the glass tube are all connected by bellow expansion joints in a sealing manner; each of the two ends of themetal heat collecting pipe is respectively connected with a metal heat collecting pipe joint; the metal heat collecting pipe joints extend to the outer sides of the bellow expansion joints; the top end of a metal heat supply pipe is communicated with the metal heat collecting pipe joint at the bottom end of the metal heat collecting pipe through a threaded connector; a cone head guiding cap is arranged at the bottom end of the metal heat supply pipe; a circulating pump is driven by a solar cell to operate; an inlet of the circulating pump is communicated with the metal heat collecting pipe joint at the top end of the metal heat collecting pipe; an outlet of the circulating pump is communicated with an inlet of a circulating pipeline; an outlet of the circulating pipeline penetrates through the threaded connector and extends to the bottom of the metal heat supply pipe; the metal heat supply pipe and the metal heat collecting pipe are internally filled with heat transfer fluid. The problem of poor anti-frost heaving effect of the subgrade in the prior art is solved.

The invention relates to a warehouse receiving registration system, and the system comprises an FTP transit server (1) which stores a delivery list; a terminal computer (2) which is disposed in the warehouse, downloads the delivery list from the FTP transit server (1), carries out the analysis, and obtains the package information, wherein the package information comprises the package class bar code data and package weight and details corresponding to the package class bar code data; a code scanner (3) which obtains the package class bar code data and transmits the package class bar code data to the terminal computer (2); an online weighing machine (4) which obtains the actual package weight and transmits the actual package weight to the terminal computer (2). The terminal computer (2) carries out the matching of the package class bar code data a and the package information in a database, and displays the matched package information, and a receiving clerk checks the package information and the actual package. Compared with the prior art, the system can actively read and obtain the delivery information, checks the delivery information with received goods, is low in error rate, and is high in checking and registration speed.

The invention relates to a temperature fuse module. The temperature fuse module comprises an insulation shell, wherein a first metal conductor is arranged in the insulation shell, one end of the first metal conductor extends out of the insulation shell and forms an electrode end of a connection circuit, the other end of the first metal conductor is connected with a second metal conductor through a fusible alloy or directly connected with an object to be installed, one end at which the first metal conductor and the second metal conductor or the object to be installed are connected is separated from the second metal conductor or the object to be installed after the fusible alloy is fused. Compared with the temperature fuse used in the current market, the temperature fuse module has the advantages that an elastic structure design is adopted, and functions of sensitive response, active and rapid power supply cut off and fire prevention are achieved; compared with the traditional temperature fuse and the traditional passively-heated fuse, the temperature fuse module has obvious advantages in feedback speed and high-current impact bearing; and the temperature fuse module can be applicable for and substitute the traditional temperature fuse and is suitably used for protecting various over-voltage circuits.

The invention discloses a method for reducing soil pressure applied by a two-layered filling roadbed to a retaining wall. The method can be used for reducing the soil pressure applied by the two-layered filling roadbed to the retaining wall in the road construction process. In the invention, calculation of the soil pressure applied by the two-layered filling roadbed to the retaining wall is not based on Coulomb's earth pressure theory, but the flow rule related to force analysis and filling motion on horizontal soil layer unit bodies behind the retaining wall. The method, disclosed by the invention, not only can obtain the strength and distribution of the soil pressure applied by the two-layered filling roadbed to the retaining wall, but also can analyze the influence of different filling sequences on the soil pressure, thus selecting a lower soil pressure scheme. The method is very important in practice for scientifically and reasonably guiding design of the retaining wall in the road construction process.

The invention relates to a method of emotionally processing and playing mobile phone audio files, comprising the following steps of: step 1, ensuring the live hearing demand of the user; step 2, using an audio processing software to emotionally process an input audio file to obtain a processed audio file according to the live hearing demand of the user; step 3, inducing the extraction feature information of the processed audio file, classifying the processed audio file according to the extraction feature information, and storing into the mobile phone, and generating a menu indexing base in the mobile phone; step 4, executing audio choose according to the menu indexing base to choose the corresponding audio file to play.

The present invention discloses a non-successional wettability modifying based bionic anti-icing surface which is characterized in that the surface of a material are regularly coated with a plurality of dewatering coatings with different wettability with that of the material, so that the non-successional wettability distribution of the surface of the material can be obtained; in the present invention, a single wettability characteristic of the surface of the material is changed, so that the surface of the material has different dewatering performances and an active anti-icing performance, the adhesion amount of water on the surface of the material is reduced, the icing time is delayed, and the icing freezing intensity is recued; due to dewatering effects of the different dewatering layers, condensate water has different freezing icing time to form discontinuous and non-successional freezing interfaces among the dewatering layers, the freezing adhesion stability between ice and the materials is broken, and the adhesion strength of the ice on the material is reduced. In the present invention, the adhesion amount of the water on the surface of the material is reduced, the icing time is delayed, at the same time, the ability of inhibiting icing and reducing adhesion strength is achieved, and active ice preventing and removing effects are realized.

A regulating method for a water attack resisting open and close valve is used in the field of oil field oil production and mechanical flow delivery. The invention is an active protection water attack measures, sets the opening and closing program of the open and close valve, i. e. slow initialization opening and closing under the condition that the open and close action time of the open and close valve is definite to lead fluctuation generated from the forward wave and the reflected wave of the water attack not to develop completely and prevent the direct water attack under a certain open amount. In the opening later period, the opening speed is high, four times to the initialization speed. The pressure variation is mostly the mutual effect of the water attack wave and the water attack reflected wave. The opening amount variation has less effect to the initialization speed and the water attack wave amplitude. Therefore, the rise value of the water attack pressure in the system is minimum or less than prescribed value so as to facilitate to reduce the systemic responsive time. The water attack protection method can actively prevent the water attack destruction, reduce the preventive measures, saves construction cost and has a low cost and small land occupation and a perfect pressure-limiting effect.