1481results about How to "Flexible combination" patented technology

The invention provides a multi-mode intelligent emotion sensing system comprising a collecting module, a recognition module, and a fusion module. The recognition module consists of an emotion-based emotion recognition unit, a voice-based emotion recognition unit, a behavior-based emotion recognition unit, and a physiological-signal-based emotion recognition unit. All emotion recognition units in the recognition module carry out recognition on multi-mode information to obtain emotion components including emotion types and emotional intensities; and the fusion module fuses the emotion components of the recognition module to realize accurate sensing of body emotions. The multi-mode intelligent emotion sensing system has the following beneficial effects: compared with the prior art, the system is capable of identify emotions accurately to detect real emotions of users with thinking and behaving in disagreement effectively.

The present invention proposes a new method and a new apparatus for enhancement of audio source coding systems utilising high frequency reconstruction (HFR). It utilises a detection mechanism (703a) on the encoder side to assess what parts of the spectrum will not be correctly reproduced by the HFR method in the decoder. Information on this is efficiently coded (703b) and sent to the decoder, where it is combined with the output of the HFR unit.

The invention discloses a method for manufacturing metal part solidification structure by a non-contact control added material and a magnetron metal 3D printing device. An electromagnetic field is applied in the quick solidification process of metal 3D printing; under the effect of the electromagnetic field, thermocurrent can be generated on a quickly solidified solid / liquid interface; the thermocurrent and the magnetic field are interacted to generate thermal electromagnetic force for triggering flowing of a melt; the end part of a dendritic crystal is shorn after suffering from the effect of the force to cause fragment of the dendritic crystal to form a lot of new crystal nucleus; and on the other hand, the temperature gradient of the front edge of the solid / liquid interface is slowed down through flowing of the melt, so that the constitutional supercooling of two phase regions is increased, the nucleation rate is increased. The method refines grains, improves the morphology of the grains, enables the structure to become uniform and compact, and realizes the structure control of metal 3D printing parts.

The invention relates to a football video highlight automatic synthesis method based on an event model. The method comprises the following steps: to a football match video highlight, defining whether a football video highlight clip can be separated into a football video event composed of a plurality of motions; constructing a core-surrounding event model to express a football highlight clip; utilizing football match video and corresponding text narration to construct a training set, selecting goals and red and yellow cards as two types of football highlights, and training the event model; inputting a segment of football match video without narration, identifying an appearance position of a football highlight clip in the input video, and giving a matching mark; according to a user requirement, automatically synthesizing a football highlight clip with a highest mark to be a football video highlight. According to a method of generating the football video highlight in the invention, restriction of factors such as a lens distance of the input video, and the method can be widely applied and popularized to fields of personal digital entertainment, physical education movie and television production and the like.

The multiple picture frames decollating system belongs to the field of video digital image treating technology, and is especially multiple picture frame great screen TV wall decollating display system. The present invention consists of two parts, including multiple picture frame decollator and large screen display equipment. The multiple picture frame decollator consists of a computer with video and audio treating card, operation system and control software, a control monitor and sound box. The large screen display equipment is large screen liquid crystal screen, plasma screen or large screen rear projecting TV with VGA / DVI interface. The present invention may be used in multiple picture frame monitoring in different fields. The present invention may be controlled in different modes.

The invention discloses a remote access control system based on terminal fingerprint identification. The remote access control system comprises a mobile terminal, a service logic module, a fingerprint verification module, an access control module. According to the remote access control system, the mobile terminal provided with a fingerprint collection device is used for collecting fingerprints of users, registration and terminal binding are conducted in the system, when a user needs an access permission, the user real-timely requests at a terminal, the system judges fingerprint data and terminal data of the user and endows the user the corresponding access permission after verification, and the user uses a password to open an access or uses the system to open the access in a remote mode after obtaining the permission. The remote access control system collects the fingerprints of the users and distributes electronic door lock permissions to the users in a remote mode through the system so as to provide the users a convenient and quick electronic access control access method.

The invention discloses a multidimensional model based oil and gas resource data key system implementation method and system. According to the multidimensional model based oil and gas resource data key system implementation system, sorting, cleaning, classification and systematization are performed on source data of oil and gas resources, cleaning, transformation and integration are performed based on an ETL (Extract-Transform-Load) framework, the source data are loaded into a data warehouse or a market to form a core database, and the data processing efficiency is improved and data mining is performed through establishment of a multidimensional model. According to the multidimensional model based oil and gas resource data key system implementation method, different latitudes of the data can be flexibly combined, the custom analysis on core data such as the oil price, the yield, reserves, the quantity of the resources, import and export and the mining right is achieved, integrated management and visual display of statements, graphics, texts and maps are supported, interfaces and function modules of the system are based on a configuration scheme, and accordingly the configuration is flexible, the extension can be performed, the use is easy, the display form of the data is enriched, and the retrieval efficiency is improved.

The invention relates to a main circuit topology structure of an electric automobile bidirectional charger converter based on a power electronic module, which comprises a bidirectional four-quadrant AC / DC converter module, a bidirectional DC / DC converter module and a control system. The control system comprises two identical general controllers for respectively controlling the converter process of the AC / DC converter module and the DC / DC converter module. The invention enables the converter to have compact hardware structure and greatly improved universality, reliability and modularity degree.

This invention discloses one public platform for electric commercial teaching, which comprises electric commercial analogue system, online remote study system, interacting community system, online remote check system and online electric commercial practice system, wherein, the electron commercial analogue system is for each platform; the online remote study system analyzes each knowledge point in the system; the interacting system is one internet interacting teach platform with complete network teach ability; the online remote check system tests each knowledge point; online commercial practice system is to train student real operation ability.

The invention discloses a stock market investment decision-making method based on network analysis and multi-model fusion. The method includes the steps that fundamental information is grabbed from a network and then network nodes and network connection are constructed; a complex social network model is constructed; an investment portfolio is selected by means of a network analysis method and then data involved in the investment portfolio are input into a multi-model fusion frame, wherein the multi-model fusion frame comprises a plurality of sub-models; all the sub-models conduct market trend prediction with different characteristics according to technical information of different characteristics grabbed in the network generate predicted values of the corresponding sub-models, the predicted values are weighted and summated to obtain a comprehensive market trend predicted value, and then corresponding investment strategies are generated according to the comprehensive market trend predicted value. According to the method, risk factors, which are ignored in general researches, of the investment portfolio are comprehensively considered from multiple angles, real-time requirements of the strategies are guaranteed through the methods such as dimension reduction data preselection of fundamentals and technical feature selection, and consequently the more reliable investment strategies are provided.

The invention relates to a test device for a charging control process of a DC battery charger of an electric automobile and an implementation method of the device. The test device comprises an acquisition unit, a control guide circuit, a control unit, a battery management analog unit, a process state analog unit and a man-machine interaction unit, wherein the acquisition unit is used for acquiring output voltage / currents of a plug of the DC battery charger, a control guide signal, a communication signal and an auxiliary power supply value and transmitting data to the man-machine interaction unit in real-time; the control guide circuit is used for realizing a control guide function of the electric automobile on the DC battery charger; and the control unit is used for controlling a charging state and a communication process and realizing switching of various states of the charging process. The test device tests the correctness and the reliability of a control process and time series changes in a charging stage according to requirements of an IEC 61851-23 appendix system B and a GB / T 20234.3-2011 system. The device and the method are closer to an actual working state of the DC battery charger, and test results can reflect the performance of the DC battery charger more comprehensively and accurately.

The invention discloses a distributed dual-license and access control method and a system, the method is applied in the control system including a universal certificate licensing sensor and a plurality of different types of application systems, and the method comprises the grade authority control step which is used for setting the grade of a user through the universal certificate licensing sensor, transferring grade information of the user to the application systems and deciding the access authority of the user to resources or services by verifying the matching relationship between the grade of the user and the grade of coarse-grained resources or services of the application systems; and the group authority control step which is used for respectively carrying out grouping setting on the user and the resources / services through the application systems and deciding the access authority of the user to the coarse-grained resources or the services by verifying the intersection relationship between user grouping and data service grouping.

The invention discloses nondestructive on-line quality inspection equipment and method applicable to powder spreading type additive manufacturing and belongs to the field of nondestructive inspection.A forming assembly of the equipment is provided with a power spreading quality inspection module, a constituent inspection module, a defect inspection module, a deformation inspection module, a stress inspection module and a dimensional precision inspection module. All the modules can work separately and simultaneously; and the nondestructive on-line quality inspection equipment is high in use flexibility. By means of the equipment, comprehensive integrated inspection is conducted on powder spreading quality, component constituents, defects, deformation, the stress and dimensional precision in the powder spreading type additive manufacturing and forming process; powerful guarantee can be provided for the forming process of metal components of different materials, dimensions and structuresand in different shapes, and thus the excellent-quality metal components are manufactured one time efficiently; the yield can be increased to a certain extent; and economic losses are reduced. The nondestructive on-line quality inspection equipment and method can be widely applied to manufacturing of various types of powder spreading type additives of heat sources utilizing laser, electron beams,plasmas and the like.

The invention provides a modular manufacture training unit device and a modular combined manufacture training system. A training modular unit consists of a processing and assembling modular unit, a straight walking manipulator modular unit, a fixed manipulator modular unit, a stereoscopic warehouse modular unit, a cargo loading table modular unit, a conveying belt detection modular unit, an inclined slideway modular unit, a horizontal slideway modular unit, a well-type feeding modular unit, a motor modular unit and a multi-piece processing / assembling modular units, wherein the modular training units are respectively and independently assembled to operate for training and are arranged on a combined installation training platform and respectively combined to form the modular combined manufacture training systems; and the modular combined manufacture training systems are respectively and independently assembled to operate for training and are mutually combined to form a manufacture training system. The device and system provided by the invention are scientific in design, reasonable in structure, low in construction cost, small in occupied area and multi-functional in training; each modular unit can operate independently; and the modular units can be combined to constitute new training systems, thereby realizing the processing, assembly, carrying, detection, classification, recognition, transport, warehousing, management and other processes of various cargoes and performing monitoring and managing and the like on each operation link.

The invention relates to a combination-type text classification method based on deep learning. The method includes the following steps: preprocessing to-be-classified text; using the preprocessed textto obtain feature extraction results, which correspond to all deep learning models, through the different depth learning models; combining all the feature extraction results through a fully connectedlayer to obtain a combined feature vector; and using the combined feature vector as input to carry out classification recognition to obtain a class to which the text belongs. Compared with the priorart, the method has the advantages of lower requirements on training-corpus quality, high transplantability and expandability, a still better effect in a case of more classification classes and the like.

The invention discloses a channel equalization system and method for independent error correction code modulation of subcarriers in optical OFDM (orthogonal frequency division multiplexing), and relates to the field of optical fiber communication. The method includes the steps: distributing serial data onto a plurality of parallel subcarriers after the serial data pass a serial-parallel converter of a transmitting end, independently performing error correction code and modulation format mapping by each subcarrier, arranging the subcarriers with the same error correction code type and the same modulation format mapping type into a group, equalizing the transmitting power of the subcarriers in the same group, keeping the SNR (signal to noise ratio) of a receiving end by the subcarriers with the same error correction code and modulation format mapping, converting signals from frequency domain to time domain by the aid of inverse Fourier transform, and performing parallel-serial conversion and electro-optical conversion; enabling the process of the receiving end to be opposite to that of the transmitting end. Error correction code and modulation format mapping combinations of the subcarriers can be flexibly selected, spectral efficiency utilization of each subcarrier is optimized, and point-to-multipoint application requirements are met.

The invention relates to an underwater sound array system without cable connection in deepwater and a synchronous acquisition method. The synchronous acquisition method is used for long-term synchronous data acquisition for array elements of underwater sound array in the deepwater. The method comprises a synchronization method and a data acquisition recording method. The synchronization method comprises the steps of: 101) timing the array elements; and 102) keeping the time continuously by high-precision clock sources contained inside the array elements, thereby realizing long-term accurate synchronization among the array elements. The step 101) can adopt PPS signals provided by a GPS system or a Beidou system to accomplish timing. The clock source can adopt a miniature CPT atomic clock. According to the invention, a strategy for carrying out synchronization by adopting synchronization signal wires in a cable in the prior art is omitted among the array elements, and a mode of cooperating timing with time keeping is adopted to realize synchronization of the array elements. In addition, introduction of the synchronization mode enables the array elements to be arranged flexibly and can integrate functions of data acquisition and recording.

This invention provides one method for rapid filtering, which comprises the following steps: in each Ethernet data arrival, extracting special section from data pack for mask computation to get index key words; using key word for index operation from mask relative filter list items; getting rule for relative data pack according to list. This invention also provides one rapid filter process device, which comprises extraction module, list process module, list find module and data pack process module.

The invention relates to a compressed transmission server of multipath audio and video, comprising an audio encoder / decoder, a video encoder / decoder, a digital signal processor (DSP), an ARM micro-processor, an Ethernet port, a serial port, a hard disk interface, a power circuit, an external microphone, a camera and a tripod head. Independent DSP chip and ARM chip are adopted to assemble a DSP+ ARM framework on a board; the tripod head is controlled by the ARM micro-processor through the serial port so as to realize the rotation and zoom of the camera, the audio and video analog signals are collected on-site in real time and are sent to the digital signal processor after an A / D conversion carried out by the audio and video decoder, and then a compressed encoding is carried out; the video signal is compressed by H.264 arithmetic, the audio signal is compressed by G.264 arithmetic, the code stream data is read by a HPI interface of the digital signal processor, and local hard disk storage and network transmission are carried out, thus realizing the real-time control of the on-site audio and video. The server has strong control and network function, good flexibility, extensibility and upgradeability.

The invention relates to a regulation and control testing device for preparation of bio oil through quick thermal cracking of biomass and belongs to the technical field of biomass recycling and energy equipment. The device comprises a fluidized bed pyrolysis reactor, a fixed bed thermal cracking reactor, two multi-path sampling valves, two gas chromatographs, a three-level condenser, three oil tanks and other parts. The device has the testing functions of quick pyrolysis, catalytic pyrolysis, on-line analysis and regulation and control, grading controlled condensation and the like, has a compact structure, works stably, can perform full component analysis and catalyst evaluation of pyrolysis gas, can reliably perform quantitative analysis and can effectively perform regulation and controltests of the preparation of the bio oil through quick thermal cracking of the biomass.

The invention provides a power controller of static dust collector and a remote control system for the controller. The controller comprises a rapping control module, a spark detecting module, a spark forecasting module and a charging ratio optimization module. The rapping control module is connected with the power of the static dust collector and a rapping executing device on a dust collecting plate in correct order to generate rapping period and rapping sustaining time required by various rapping modes as well as required constant voltage under various rapping modes; the spark forecasting module carries on second derivative analysis of second current waveform and determines generation of spark in advance; the spark detecting module carries on spectrum analysis of second current with sampling rate of 64 points to decide generation of small spark; the charging ration optimizing module calculates quality factor of a dust removing polar plate according to charging ratio, second current on one side of a load and second voltage and then charging ratio required by the power of the static dust collector is realized with hereditary screening method. In addition, the invention also realizes remote control on the power controller of the in-site static dust collector.

The invention provides an electric vehicle charging station system based on an AC / DC double bus. The electric vehicle charging station system based on the AC / DC double bus adopts a system framework of the AC / DC double bus, connection of the bus with multiple subsystems, modularization in each subsystem and dual data interaction channels, and has the complete function of the electric vehicle charging station system. The electric vehicle charging station system based on the AC / DC double bus takes a bidirectional converter as the core, the AC side of the bidirectional converter is connected with the AC bus, the DC side of the bidirectional converter is connected with the DC bus, and energy flows bi-directionally between the DC and AC buses through the bidirectional converter. The DC bus is connected with an energy storing subsystem, a photovoltaic subsystem, a wind power subsystem and a plurality of DC charger subsystems. The AC bus is connected with an electric supply access subsystem, an active power filter APF access subsystem, a diesel engine generator access subsystem and a plurality of AC charger subsystems. The quantities and the capacities of the AC charger subsystems and the DC charger subsystems can be flexibly selected according to actual needs. The electric vehicle charging station system based on the AC / DC double bus is flexible in configuration and high in power supply reliability, enables the electric vehicle charging station load to combine with new energy power generation, and realizes the sustainable and stable operation of the system.

The invention discloses a structure health monitoring and safety prewarning system for a shield tunnel. The structure health monitoring and safety prewarning system comprises a data acquisition subsystem, a long-distance transmission network, a central data base subsystem, a safety assessment subsystem and a user interface subsystem. The data acquisition subsystem comprises multiple types of sensors and various acquisition units corresponding to the sensors; the sensors are used for acquiring monitoring information of the structure of the shield tunnel, and transmitting processed monitoring information to the central data base subsystem through the long-distance transmission network; and the safety assessment subsystem assesses the structure state of the shield tunnel according to acquired monitoring data, and displays various data to users through the user interface subsystem. The structure health monitoring and safety prewarning system is disclosed for the long-term structure safety requirement of the shield tunnel; the use stability and durability are ensured; long-time real-time automatic acquisition of structure health performance data of the tunnel shield can be realized; and the safety use state of the shield tunnel can be determined, and automatic safety warning can be realized.

The invention discloses a distributed crawler architecture based on Kafka and Quartz and an implementation method thereof, and belongs to the technical field of computer data mining.The technical problem how to meet the requirement of a distributed crawler through cooperation of a stand-alone crawler architecture and a distributed tool is solved, and crawling queue message multi-node distribution and timing crawling are achieved.According to the technical scheme, the distributed crawler architecture based on Kafka and Quartz comprises a basic crawler assembly, a URL storage queue, a URL message distribution mechanism based on Kafka, a crawler operation scheduling mechanism based on Quartz and a front-end console; the implementation method of the distributed crawler architecture based on Kafka and Quartz comprises the following steps that parameters of a crawling inlet, a crawling rule, a crawling result storage way and a scheduling rule are set according to the page of the front-end console, and cluster nodes to be deployed are selected to be deployed.

The invention discloses an NFC terminal electronic key comprising an NFC terminal, a system business logic module, an entrance guard permission control subsystem, a terminal test module, an entrance guard subsystem, and the like. According to the invention, NFC terminal NFC data is registered to the entrance guard system; the system allocates entrance guard permission to a corresponding terminal, and informs various permissions corresponding to the terminal; a terminal user can use the terminal for identification at a corresponding entrance guard with a card node; permissions of the corresponding terminal is queried after system identification; and an opening / closing instruction is transmitted to the entrance guard system. According to the invention, identification characteristics based on NFC terminal are combined with the entrance guard control system, such that a convenient electronic key based on NFC terminal is provided.

The invention discloses a treating and recycling zero-emission technology for coking phenol-cyanogen wastewater. According to the treating and recycling zero-emission technology, a pre-sedimentation oil separating tank, an air floating system, an adjusting aeration tank, an anaerobic tank, an anoxic tank, an aerobic tank, a secondary sedimentation tank, a coagulating reaction tank, a quick filtering tank, an ultrafiltration raw water tank, an ultrafiltration system, a nanofiltration system, a reverse osmosis system, a concentrated water aerobic tank, a concentrated water anoxic tank, an SBR tank, a chemical oxidation tank, a bitter water film concentrating system, a softening rigidity removing system, a low-pressure sea-water film system, a high-pressure sea-water film system, an MVR evaporating system, a sludge thickening tank, a press filter and a Roots blower are adopted for technological treatment. The invention further discloses treating and recycling zero-emission equipment for coking phenol-cyanogen wastewater. The treating and recycling zero-emission technology and equipment are high in treatment efficiency and low in cost, and have the advantages that zero emission of sewage can be realized.

The invention provides an end-to-end classification method of a large-scale news text based on Bi-GRU and a word vector. The end-to-end classification method comprises the following steps: S1. word Embedding word-level semantic feature representation is performed; S2. the attention weight Bi-GRU word level sentence feature coding model is constructed; S3. the Bi-GRU sentence level feature coding model based on the attention weight is established; S4. hierarchical Softmax is applied to realize end-to-end classification implementation. According to the method, the dimension of the vector can bereduced and the problem that the features are too sparse can be effectively prevented. The final output vector is optimized and the effectiveness of model feature coding is enhanced. The problem thatthe model is difficult to train because of the high dimension can be avoided and the additional semantic information can also be provided. The feature extraction model and various common classifiers can be flexibly combined so as to facilitate replacement and debugging of the classifiers. The computational complexity is reduced from | K | to log | K | in comparison with that of Softmax.

The invention relates to a micrometer verification system which comprises a micrometer verification device, an automatic microdrum rotating device, a machine vision device, a three-dimensional operating table and a block gauge clamping device. The micrometer verification device comprises a step-shaped micrometer verification table, a micrometer fixing clamp capable of sliding transversely is arranged on a high step, and a micrometer verification position locating mechanism used for supporting and locating a micrometer lead screw detecting head and a fixed detecting head is arranged on a low step of the micrometer verification table. The automatic microdrum rotating device is arranged on the micrometer verification table, and used for automatically rotating a microdrum of a micrometer. The machine vision device is erected on the micrometer verification table. The three-dimensional operating table is arranged on the micrometer verification table. The block gauge clamping device is arranged on the three-dimensional operating table, and used for clamping a block gauge on a block gauge box, and the block gauge box is arranged below the three-dimensional operating table. The problem that existing micrometer verification is low in efficiency and large in work strength is solved, and the accuracy and verification precision of a micrometer verification result are improved.