3407results about How to "Targeted" patented technology

The invention provides a brain wave analysis method. The method uses classical time-frequency domain analysis and principal component analysis methods to solve the problem of electroencephalographic feature extraction, successfully extracts time-frequency domain parameters closely related to the tension, fatigue and relaxation of human bodies, maps the time-frequency domain parameters into principal component space, and uses a support vector machine to efficiently analyze non-linear relation in the principal component space so as to improve the accuracy and validity of interpretation.

The invention discloses a knowledge graph-based enterprise risk prediction method and system. The method comprises the steps of 1) constructing entities of an enterprise knowledge graph, establishingrelationships between the entities, and extracting knowledge from set data sources to form the enterprise knowledge graph; 2) capturing news information of enterprises and related entities, processingthe captured news information based on the enterprise knowledge graph, marking relationships between the related entities and events, and storing marked information in a structured knowledge base toform an enterprise news information knowledge graph; and 3) performing enterprise risk prediction based on the enterprise knowledge graph and the enterprise news information knowledge graph. The blankof an existing knowledge graph in the field of enterprise risk analysis is filled; and the constructed enterprise knowledge graph and enterprise news information knowledge graph have relatively highpracticality.

The invention discloses a game video recording method and a game video recording device, and belongs to the field of computer technologies. The game video recording method comprises the steps of recording the current game process in the operating process of a game program so as to acquire a game video file of the current game process; determining the start time and the end time of a wonderful video clip according to operating data of the game program; and cutting out wonderful game video from the game video file according to the start time and the end time of the wonderful game video. According to the invention, the game video file is acquired by recording the current game process, the start time and the end time of the wonderful video clip are determined according to the operating data of the game program, and the wonderful game video is cut off from the game video file according to the start time and the end time of the wonderful game video. The game video can be generated automatically, so that the process of generating the game video is simple. In addition, the wonderful video clip can be cut out, so that the generated game video is good in pertinency.

The invention provides a time-resolved extreme-low-light multispectral imaging system and method and belongs to the field of extreme-low-light multispectral imaging, wherein the system is triggered through a trigger to ensure the time-resolved property, and the multispectral high-resolution two-dimensional color imaging for extreme-low-light objects is realized by combining a triggering technology of the trigger, the compressive sensing theory, a DLP (digital light processing) technology, a spectrum-dividing technology, an optical fiber coupling technology and a photon counter linear array detection technology; the system is composed of an extreme-low-light light source or self-luminous organisms, the trigger, an optical filter, an optical imaging system, a DMD (digital mirror device) micromirror array, an optical focussing and collecting system, a spectrophotometer, a photo counter lineary array consisting of a plurality of photon counters with different wavelengths, a driving control module and an optimization algorithm module; the sensitivity of the system can reach the level of a photon, and can be widely applied to the fields of self-luminous organism detection, medical treatment imaging, data acquisition, communication, astronomy, military, hyperspectral imaging, measurement in quantum mechanics and the like.

The invention discloses a four-rotor aircraft fault-tolerant control method and belongs to the field of aerocraft control. According to the method, first, based on a mathematical model of an aircraft, an attitude model under the condition of system faults of the aircraft is established; then, according to the attitude model, an adaptive law of fault estimation of an aircraft system is brought out, and a transfer function of loss of actuator effectiveness of the aircraft is also established; an adaptive law of fault estimation of loss of actuator effectiveness is put forward based on the loss of actuator effectiveness; and at last, based on the fault estimation of the system and the fault estimation of loss of actuator effectiveness, a fault-tolerant controller of an aircraft attitude system is designed. Thus, fault-tolerant control of four-rotor aircrafts is realized. By means of the method, probability of air crashes of four-rotor aircrafts is remarkably reduced, and flying reliability and safety of aircrafts are improved.

The invention discloses a full-period electric pressure cooker production control method. The method includes the steps that demand order data input by a customer is received, and a material ratio meeting electric pressure cooker production is automatically calculated and determined; an electric pressure cooker is produced according to the material ratio, and raw materials are weighed. In the full-period electric pressure cooker production control method, the electric pressure cooker is produced according to customer demands, the customer only needs to provide various demands such as food types and the product usage area when buying an electric pressure cooker, and then the electric pressure cooker which is needed by the customer and is suitable for food cooking and the product usage areacan be produced, which is like that an electric pressure cooker expert provides special technical guidance of electric pressure cooker production for the customer, so that the method has high pertinence to food cooking and the product usage area and is beneficial to increasing the electric pressure cooker utilization rate.

The invention discloses a method and device for determining storage locations for a shelf. A warehouse where the shelf is positioned comprises multiple shelf storage locations and selection stations. The method comprises that the warehouse-out rate of each type of articles stored on the shelf is determined according to the total of orders and the number of orders including the type of articles within a preset period; distances between the shelf storage locations and the selection stations in the warehouse are determined to obtain a distance set; on the basis of the distance set, the shelf storage locations in the warehouse are divided into multiple storage areas; and according to the types of articles stored on each shelf and the warehouse-out rate of each type of articles, the storage are to which the shelf belongs to and the shelf storage locations in the storage area are determined. Thus, storage of the shelf is more targeted, and the warehouse-out efficiency of the articles is improved.

An advertising information issuing system combined with positioning navigation is characterized by comprising an advertising information issuing client, an advertising information server and a user terminal, wherein the advertising information issuing client realizes recording the advertising information of merchants, the advertising information server interrelates the advertising information with the geographical positions of the merchants and classifies the advertising information, and the user terminal is a movable equipment combining the positioning navigation with the issuing of the advertising information and comprises a satellite signal processing module, a navigation application module, a high-speed communication interface module, an advertising data storing module, an advertising matching module, an advertising preferential selection module, an advertising triggering module and an advertising information outputting module. The system has the advantages of well combining the positioning navigation with the advertising information issuing, triggering the advertising information conforming to the requirements automatically along the way according to user commands during the process of positioning navigation, and adding a new information communication channel between the merchants and the consumers.

The invention discloses a quad-rotor UAV fault tolerance control method based on an adaptive fault estimation observer, and belongs to the field of aviation aircraft control. The method comprises thata fault model of a quad-rotor attitude system is established according to a dynamic model of a quad-rotor UAV by considering a performer fault of a UAV system; a performer of the UAV includes four rotor motors in practicality, faults correspond to the four rotor motors, the fault model is processed, the faults are divided into two groups decoupled mutually, and a final attitude fault model is obtained; according to the provided fault model, the adaptive fault estimation observer is designed, corresponding adaptive laws are provided, the performance fault is estimated, and an H(infinite) method and an interval matrix method are used on external disturbance and parameter nondeterminacy respectively in the design process; and an attitude system error fault model is obtained on the basis of the fault model, a dynamic output feedback fault tolerance controller is designed on the basis of a fault estimated value, and fault tolerance control of the quad-rotor UAV is realized. Influence of the performer fault on performance of the quad-rotor UAV can overcome, and the safety and reliability of the UAV in the flight process are ensured fully.

The invention provides a time-resolved single-photon counting two-dimensional imaging system and a time-resolved single-photon counting two-dimensional imaging method and belongs to the technical field of extremely-weak light detection. A trigger 2 is triggered to start sampling, centralized sampling is performed at t time intervals, and measurement and counting are performed if light comes at the intervals, so that time resolving of an extremely-weak light object is realized, and a time sequence image is generated. Imaging is performed on the basis of a compressive sensing (CS) theory, a digital micro-mirror device (DMD5) performs linear random projection on a compressible two-dimensional image, the compressible two-dimensional image is optically modulated and then synchronously detected by using a single-photon counter, and a high-resolution extremely-weak light image can be reconstructed by a small amount of sampling operation. The measurement process is linear and non-adaptive, the reconstruction process is non-linear, and the invention has the advantages of high generality, robustness, expandability, superposition and computation asymmetry, and can be widely applied to the fields of life science, medical imaging, data acquisition, communication, astronomy, military affairs, hyper-spectral imaging and quantum measurement.

The invention discloses an index screening and processing method for evaluating quality of tobacco leaves. The method is characterized by comprising the following steps: determining 21 tobacco leaf quality indexes, screening the quality evaluation indexes by utilizing a main component analysis and relevant analysis way, grading the quality evaluation indexes by utilizing probability distribution, determining quality evaluation index weight by utilizing a layering analysis way, establishing a tobacco leaf quality judgment function by utilizing a K-average value clustering and multi-category gradual judgment analysis way, and detecting the accuracy of the judgment function. The tobacco leaf quality index which can accurately analyze and evaluate the tobacco leaf quality can be more systematically and comprehensively screened from the tobacco leaf quality indexes of multiple base units.

The present invention discloses a double-output shaft active passive upper and lower limbs rehabilitation training mechanism, including a DC machine and a rack, and the DC machine is disposed on the rack, output shaft of the DC machine is provided with a force sensor with one terminal connecting with output shaft of the DC machine, another terminal of the force sensor is connected with a second shaft, the second shaft is disposed with a upper limbs rehabilitation training mechanism and a first bevel gear that meshing with a second bevel gear, a second straight gear meshing with a first straight gear is disposed on a first shaft connected with the second bevel gear, a lower limbs rehabilitation training mechanical arm is disposed on a third shaft connected with the first straight gear, output shaft of the DC machine is provided with a third straight gear meshing with a fourth straight gear, the fourth straight gear is provided with magneto-rheological damper.

The invention discloses a sports training monitoring system. The sports training monitoring system comprises a video data collecting module, a vital sign collecting module, a motion state collecting module, a man-machine operating module, a data processing module, an action standard judging module, an instruction outputting module, a central processor, a three-dimensional model generating module and a physical state assessment module. According to the sports training monitoring system, video collecting is conducted by adopting panoramic video collecting, so that the video monitoring coverage is widened; the body and motion conditions of athletes are monitored through different sensors with Beidou modules, analogue simulation is conducted on monitored data through a three-dimensional model, and therefore a monitor can more comprehensively and accurately conduct monitoring and data analysis and assessment on the motion process; meanwhile, a physical condition assessment function, the standard action judging module and the instruction outputting module are achieved in the whole monitoring process, and therefore the training efficiency is greatly improved; in addition, three-dimensional putting of instructions can be conducted through the three-dimensional model generating module, and therefore convenience is brought to study of the athletes.

The invention discloses a PD-1 gene recombinant virus. The collection number of the recombinant virus Lenti-PD-1-Puro is CCTCC No:V201601. According to the PD-1 gene recombinant virus, PD-1gRNA sequences are cloned into a retrovirus plasmid Lenti-CRISPR / Cas9-Puro, and a PD-1 recombinant virus plasmid Lenti-CRISPR / Cas9-PD-1-Puro is obtained; then the PD-1 recombinant virus plasmid Lenti-CRISPR / Cas9-PD-1-Puro, a plasmid pSPAX and pMD2.G are jointly transfected by 293T cells, and packaging of the recombinant virus Lenti-PD-1-Puro is completed. After T cells of peripheral blood of tumor patients are infected by the PD-1 recombinant virus, PD-1 on the T cells is successfully knocked out, the inhibitory state of the T cells of the tumor patients is relieved, the capacity of attacking tumor cells of the T cells embellished by the PD-1 recombinant virus is recovered accordingly, and the effect of immune cell treating is achieved.

The invention relates to a non-contact measurement method for thermal state sizes of forgings, in particular to a method for measuring the sizes of the forgings by using strip structured light, and belongs to the field of high-temperature forging size measurement,. The method comprises the following steps of: dividing the forgings into a square class and a cylindrical class, then calibrating internal and external parameters of a first CCD camera and a second CCD camera, and building a coordinate relation of the cameras and an external viewing field; projecting the strip structured light to the high-temperature forgings; acquiring images of the high-temperature forgings projected by the strip structured light by an image acquisition system; processing the acquired images; quickly extracting feature points of the associated forging size by analyzing shape characteristics of the edge of the structured light on the cylindrical and the square forgings; combining calibration results of the first CCD camera and the second CCD camera to carry out three-dimensional modeling on the feature points of the forgings; and calculating the forging size and partial form and position errors of the forgings. The method adopts the binocular vision technology to shoot the images of the high-temperature forgings in real time, is quick and accurate in measurement, and can meet the requirements of industrial forging and stamping production.

The invention discloses a method and device for pushing application programs, and belongs to the technical field of computers. The method includes the steps of reading historical use records of the application programs used by a user, screening out historical use records of the application programs within a reference time period on an appointed day, detecting whether the screened historical use records meet pushing conditions, and pushing other application programs which are identical with the application programs in type to the user within the reference time period if the screened historical use records meet the pushing conditions. The historical use records of the application programs used by the user are read, whether the historical use records meet the pushing conditions is detected and the application programs are pushed to the user within the reference time period, so that the problems that pushing can be only carried out when the user downloads the application programs, the application programs cannot be pushed to the user if the user does not download the application programs actively for a long time, and pushing modes have limitations are solved; targeted pushing is achieved, and the method and device conform to use habits of the user.

The invention discloses a systematic control method for repair based on condition of electricity transmission equipment, which divides the repair based on condition of an electricity transmission system into two steps, i.e. the collection of the electricity transmission equipment information and the formulation of a strategy for systematic repair based on condition, wherein the collection of the electricity transmission equipment information comprises the collection of the equipment condition information and the collection of the operating information of the electricity transmission system; and the formulation of the strategy for systematic repair based on condition comprises the following steps: firstly, forming a basic database of the repair strategy, solving by adopting the control algorithm of a repair based on condition system, and checking and outputting to obtain an optimum repair arrangement strategy. The method provided by the invention can reduce the blindness in the repair course, avoids the insufficient repair, comprehensively balances the purposes of enhancing the service life of the equipment and improving the reliability of the system in the repair period, arranges the time interval and type of the repair of the electricity transmission equipment from the point of maximum integral benefit of the system, and enhances the economy and reliability of the repair arrangement of the system.

The invention belongs to the technical field of punching machines, and relates to a full-automatic feeding device of a punching machine. The full-automatic feeding device comprises a loading table and a feeding mechanism, wherein the loading table and the feeding mechanism are controlled by a controller to act. The loading table is specifically and structurally characterized in that a rotary table is fixed on a rotating shaft which is driven by a power unit and arranged on a rack; more than two positioning groove sets are evenly distributed in the same circles in the rotary table, wherein the radii of the circles are the same, and the circles are drawn around the same center; each positioning groove set is formed by two arc grooves which are arranged in a spaced mode; a positioning rod is arranged in each arc groove; a positioning rod positioning device is arranged on the lower side of the rotary table; a material position is formed between the two positioning rods of each arc groove set; a hole or groove used for an ejector bar to penetrate through is formed in each material position; the ejector bar driven by the power unit to act is arranged on the lower side of the hole or groove. The full-automatic feeding device of the punching machine has the advantages that materials are convenient to pile, take and feed, the degree of automation is high, and the full-automatic feeding device is applicable to the punching machine.

The invention discloses a method for showing advertisements in a webpage and a system. The method comprises the following steps: receiving a webpage access request of a user, extracting user identification in the webpage access request; searching a preset user cluster group according to the user identification, wherein each user cluster is constructed according to access character information of multiple users and corresponds with a specific advertisement; and determining the user cluster to which the user belongs, and showing the specific advertisement corresponding to the user cluster for the user in the webpage. Therefore, the method realizes showing advertisement in the webpage by selecting the specific advertisement corresponding to the user cluster to which the user belongs, whereinthe user cluster is constructed by the access character information of multiple users to represent the access character of the users, so the selected specific advertisement is suitable for the user, and the probability for clicking the specific advertisement by suitable users is greatly improved.

The invention regards each single battery in cascaded battery set (CBS) as a small heart. Only when each small heart is normal, integral heart combination can work effectively. Based on the comprehension, the invention sets up a control unit for balanced charging and discharging (CUBCD) for each single battery in CBS so as to form one to one mode to control each single battery in CBS. In parallel charging mode, being controlled by CUBCD, the invention charges each single battery. In discharging operation, being monitored by CUBCD, the invention activates inverter circuit to complement charging operation according to magnitude of energy needed by using energy of battery set self if over discharging occurs on a single battery. Harmonizing charging and discharging operations, the invention keeps synchronous charging and discharging operation among batteries so as to guarantee safe operation of system, prolong service life of battery set.

The invention provides a method for the inpainting and restoring processing of a vacancy of a DIBR (Depth Image Based Rendering) target image. A special vacancy inpainting and restoring mode with a plurality of times of local restoring is applied to the large vacancy taking the adjacent non-null pixel points as the background pixel points on at least one side of the left side and the right side; in each process of local restoring, priority contrast is applied to ensuring that a selected to-be-restored block has more obvious parameter characteristics on the aspects of background pixel distribution, gradient, depth distribution, and the like; and when the relevance of the RGB (Red, Green, Blue) value with the depth value of the pixel, which is measured through the matching coefficient based on an SSD (Solid State Disk) principle, is used for searching a matched block, the searching targeting is strong, the matching accuracy is high, the profile of a foreground object can be better kept, the phenomena of pseudomorphism overlapping and distortion on the edge of the foreground object can be prevented, the accurate transmission of the vacancy inpainting and restoring texture is ensured, and the restoration defects such as the dislocation, the disconnection, and the texture disorder, which are not in line with the visual psychology, between the vacancy inpainting and restoring area and a background image are greatly reduced.

The invention provides a clothes washing control method, a washing machine, and a system. The method comprises: S1, a clothes material identification apparatus scanning and identifying clothes fabric composition, to obtain identification data; S2, analyzing the identification data, to obtain clothes composition information corresponding to the identification data; S3, according to the clothes composition information, recommending a washing parameter; S4, and the washing machine executing washing according to the recommended washing parameter. The method can automatically identify clothes materials, and recommends the corresponding washing parameter according to the clothes materials, so that washing efficiency is improved, conditions that clothes cannot be washed clean or clothes are worn caused by excessive washing are effectively prevented.

The invention belongs to the technical field of biology and particularly relates to a miRNA145-5p-modified umbilical cord mesenchymal stem cell exosome and preparation and application of the miRNA145-5p-modified umbilical cord mesenchymal stem cell exosome. The invention provides a preparation method of the highly-miRNA145-5p-expressed umsc-exosome (umbilical cord mesenchymal stem cell exosome) and application of various biological preparations for accelerating full-thickness skin defect healing and antagonizing scar contracture. The preparation method of the exosome includes (1), adopting fresh umbilical cords to culture human umbilical cord mesenchymal stem cells; (2) preparing mesenchymal stem cells highly expressed in miRNA145-5p; (3), storing conditional media; (4) performing exosome extraction and purification. The highly-miRNA145-5p-expressed umbilical cord mesenchymal stem cell exosome is transferred into a full-thickness wound model of rat backs by serving as a biological preparation, so that skin granulation tissue proliferation can be promoted effectively, wound healing is accelerated and scar contracture can be antagonized; novel approaches and novel methods are provided for wound treatment.

The invention discloses an intelligent English teaching system which includes a teacher terminal, a server and a student terminal. The teacher terminal and the server are connected via the Internet, and the server and the student terminal are connected via the Internet. The teacher terminal includes a human-computer interaction module, a teacher communication module, a difficult problem answering module, a task allocation module, a student assessment module, a voice / video call module, and a courseware sharing module. The student terminal includes a human-computer operation module, a student communication module, an individual intensive training module, a comprehensive training module, an oral English training module, a difficult problem summary module, a measurement and control module, a voice / video call module, a learning material call module, and a custom module. The sharing of English teaching resources and learning resources is realized. Targeted training is realized. The learning efficiency and learning interest of students are improved.

An embodiment of the invention provides a scanning access point in a wireless fidelity network, a channel selecting method, a set of equipment and a system thereof. The channel selecting method comprises the following steps: determining a first channel in the WiFi network by a site according to a preset role related with a service set identification SSID of a target access point AP; and scanning by the site on the first channel so as to scann the target AP when the target AP exists and the first channel is determined and used according to the preset role. According to the scanning access point in the wireless fidelity network, the channel selecting method, the equipment and the system, because the STA determines the first channel according to the preset role, the target AP selects the channel according to the preset role, when the target AP use the first channel, the STA can scan the target AP in the first-time channel scanning, and the scanning process has pertinency, thereby greatly improving the scanning efficiency.

The invention discloses an interactive live broadcast method and device. The method comprises: in a video data live broadcast process, obtaining the interactive feedback information of a first user in real time, wherein the first user is the user watching live broadcast; determining a corresponding target object of the interactive feedback information in live broadcast video data; displaying the interactive feedback information pointing to the target object in the live broadcast video data; sending the interactive feedback information to a second user corresponding to the target object, allowing the second user to adjust live broadcast contents according to the interactive feedback information, wherein the second user is the user executing live broadcast; and broadcasting the live broadcast video data after live broadcast content adjustment. The invention discloses an interaction and live broadcast integrated interactive live broadcast method, which can clearly display interactive information in the live broadcast video data, and enrich live broadcast video data contents.

The invention discloses a line customization method and a line customization system based on travel planning. The method comprises the following steps: grabbing POI data in a WEB server, and finding out the key words in the POI data; building a tag library according to a set dimension, and establishing the corresponding relationship between the keywords and user preferences; getting a travel library according to the travel of a user, and decomposing the travel library into travel fragments, scoring POI attribute tags contained in the travel fragments to get the score of the user preference, and getting the routes of the travel fragments according to the score of the user preference; and combining the routes in the travel fragments through a POI combination algorithm to get a customized line. According to the invention, the fragments are combined into a finished recommended line based on POI attributes and tags, and thus, a travel fitting the personalized travel preference of a user can be recommended to the user.

The invention relates to a method for applying a functionalized poly(amidoamine) dendrimer and a nanometer compound thereof in gene transfection. The method comprises the following steps: preparation of the functionalized poly(amidoamine) dendrimer and the nanometer compound thereof, surface functional modification and characterization; preparation of functionalized poly(amidoamine) dendrimer-nanometer compound / pDNA; and research on gene transfection efficiency of the functionalized poly(amidoamine) dendrimer-nanometer compound / pDNA. The advantages of easy operation, simple transfection conditions, high transfection efficiency, strong specificity and the like are obtained in application of the functionalized poly(amidoamine) dendrimer and the nanometer compound thereof in gene transfection, and the functionalized poly(amidoamine) dendrimer and the nanometer compound thereof have good application prospects in aspects like gene therapy of cancers.