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Distributed synchronization solar energy street lamp control system
ActiveCN102056380APromote environmental protectionEasy to save energyElectric light circuit arrangementEnergy efficient lightingMaintainabilityControl system
The invention discloses a distributed synchronization solar energy street lamp control system comprising a photovoltaic cell array, a centralized control system, a storage cell array and an inverter, wherein the photovoltaic cell array and the storage cell array are respectively connected with the centralized control system connected with the inverter; and the alternating current output end of the inverter is connected with a street lamp sequenced power supply installed on a road. The centralized control system comprises a sensor subsystem and a principal computer control center subsystem, wherein the sensor subsystem comprises a sunlight sensor for detecting the illumination intensity of the street lamp working condition; the principal computer control center subsystem is used for controlling the photovoltaic cell array to convert solar energy into electric energy so as to store the electric energy in the storage cell array according to a signal collected by the sensor subsystem whenthe illumination intensity detected by the sunlight sensor is more than a preset threshold; and otherwise, the storage cell array is controlled to discharge and supply power for the street lamp sequence by the inverter. The distributed synchronization solar energy street lamp control system can improve stability, has high utilization ratio of the photovoltaic cell and the storage cell, lowers application cost and strengthens maintainability.
Owner:ZHEJIANG UNIV OF TECH
Teaching auxiliary device, system and teaching auxiliary means
InactiveCN101281690AEasy to useFlexible useElectrical appliancesSpecial data processing applicationsMutual informationComputer science
Disclosed is a teaching auxiliary device, a system and a method, wherein the device is a data storage module for storing the teaching course or / and the courseware and outputting the stored teaching course or / and the courseware to the teaching output module under the control of the CPU; a teaching output module for outputting the teaching course or / and the courseware in the given ways under the control of the CPU; a teaching mutual information input module for inputting the teaching information in the teaching process to realize the alternation in the teaching process. The method is that, the teaching auxiliary device provides the teaching course or / and the courseware to different types of terminals, receives the teaching mutual information input by different terminals; the different terminal obtains the teaching course or / and the courseware from the teaching auxiliary device, inputs the teaching mutual information to the teaching auxiliary device. The invention provides the teaching service on the basis of satisfying the self teaching characteristics.
Owner:北京唐风汉语教育科技有限公司
Portable vehicle exterior cladding element deformation stiffness tester
A portable type car outer cover component deforming stiffness test device which includes a carline and a beam of the first slid fixed on the cowl carline and it can drive the first slid moving up and down by the first screw stem so further drive the beam moving up and down and the second screw stem drives the second slid moving left and right; the load-on measuring mechanism connects with the second slid by the driving adjustment mechanism which includes the body, the electric engine set in it, the gear driving equipment, lead screw component, load-on light bar, and the displacement sensor, the pressure sensor. The test device of invention adopts the assemblage frame mechanism and it can adjust randomly for the experimental point of different cover component in the three-dimension space and it can measure the stiffness of cover component through applying the normal load to the experimental point also gives the load-displacement curve of the experimental point according it to judge the ability of outer cover component deforming stiffness, stability, and portable selection material of the car outer cover component.
Owner:BAOSHAN IRON & STEEL CO LTD
Data model training method and apparatus
ActiveCN105224623AThe output is accurateIncrease diversitySpecial data processing applicationsPersonalizationUser identifier
Embodiments of the application disclose a data model training method and apparatus. The data model training method in one embodiment of the application comprises: obtaining original sample data, wherein the original sample data comprises user identifier information; based on the user identifier information, obtaining network operation data of a user; according to the network operation data, determining personalized information of a user; and performing training by taking the original sample data and the personalized information as sample data to obtain a data model. According to the technical scheme provided by the embodiments of the application, the sample training richness can be improved, so that the high-accuracy data model is trained.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD
Preparation method of superfine low-sodium alpha-alumina powder with high activity
The invention discloses a preparation method of superfine low-sodium alpha-alumina powder with high activity. Industrial aluminum hydroxide is taken as a raw material; alkali is removed and adsorbed by adding an acid; a compound mineralizer is added to calcine; the superfine low-sodium alpha-alumina powder with high activity, of which the mean grain size D50 is 0.2-1.0micron, is obtained by combining dry ball milling with wet ball milling; the sodium content is 0.01%-0.05%; and the content of the alpha phase is 97%-99%. The problems that the alpha-alumina is high in sodium content, uneven in grain size, poor in sintering activity and the like are solved, special requirements of high-performance ceramic, grinding and polishing materials and the like are met, and the method has the advantages of being simple in process, environmentally friendly, low in cost and the like, and is suitable for large-scale production.
Owner:广西朗琨科技有限公司
Deep learning based automatic checking method against vehicle lane-pressing illegal behavior
ActiveCN109949578AMeet the characteristicsRealize fully automatic detectionRoad vehicles traffic controlCharacter and pattern recognitionLearning basedComputer graphics (images)
The invention discloses a deep learning based automatic checking method against a vehicle lane-pressing illegal behavior. The method comprises the following steps that a snapshot picture of a camera is obtained, cut and ordered; the license plate number of a target vehicle is obtained; a deep learning based target vehicle detection module is used to detect the target vehicle in different ordered images, and a target vehicle detection frame is obtained; scene cutting is carried out on the ordered image by means of deep learning based scene cutting module, and segmented solid line pixels are obtained; in each ordered image, a vehicle lane pressing illegal behavior determining module determines whether there is an intersection point between a solid line fitting straight line and a straight line of a lower frame of the target vehicle detection frame by calculation; and whether the target vehicle in the group of ordered images has a lane pressing illegal behavior is determined according toposition of the intersection point. Thus, the method is suitable for illegal behavior checking via the pictures shot by traffic cameras in the real scene.
Owner:上海眼控科技股份有限公司
Testing method and device for anisotropic permeability
ActiveCN101221111AConform to the structureMeet the characteristicsFlow propertiesSurface/boundary effectPenetration rateExternal pressure
An anisotropic permeability testing method and a device relates to seal the upper and lower end surfaces of a column full-diameter core and then drills along a central axis to form a round hole eye, arranges the core vertically and injects a liquid into a central hole of the end surface; the liquid enters the core body through a hole at a shaft center, forms a radiation plane flow vertical to the axis of the core in the core body, and then flows out from the side surfaces surrounding the core; the flow rate or flow speed of different directions of the external surface of the core is measured and simultaneously the difference between the injection pressure of the central hole and the pressure of the external surface of the core is recorded; the direction of the highest flow speed is the main direction of the biggest penetrance and the direction of the smallest flow rate is the main direction of a smallest penetrance; the main value of the penetrance is calculated and obtained according to the difference of the internal and external pressures of the core and the main direction of the penetrance. Based on the analysis of the anisotropic permeability, the invention provides a method and a device for testing two-dimension anisotropic permeability, gives out a test data processing and anisotropic permeability calculating formula and builds a perfect anisotropic permeability testing calculating method.
Owner:CHINA UNIV OF PETROLEUM (BEIJING)
Technique for improving interfacial compatibility of bamboo fiber and polybutylene succinate based on polydopamine bionic interfacial modification modifier
InactiveCN107459830ALow priceGood dimensional stabilityBiocompatibility TestingPoly(butylene succinate)
The invention discloses a method for preparing a bionic modified bamboo fiber reinforced polybutylene succinate (PBS) composite material. The method comprises the following steps: (1) screening a bamboo fiber, keeping the length less than 380mu m, and performing soaking treatment with a dopamine hydrochloride solution; 2) putting trismetyl aminomethane (Tris) into the soaked mixed system to adjust the pH value to alkalescence, stirring at normal temperature and normal pressure, filtering, and drying so as to obtain a polydopamine modified bamboo fiber of which the water content is less than 1%; and 3) uniformly mixing the modified bamboo fiber with PBS granules in a mass ratio of 1:1 in a high-speed mixing machine, pelletizing in a double-screw extruder, performing compression molding on mixed granules in a hot press, naturally cooling in a cold press, and demolding, thereby obtaining a modified bamboo fiber / PBS composite material. According to the method disclosed by the invention, dopamine has biocompatibility, the fiber is slightly damaged, no complex container is needed in the modification process, the production method is simple and convenient and safe and environmentally friendly, and the mechanical properties of the composite material are remarkably improved.
Owner:BEIJING FORESTRY UNIVERSITY
Method for controlling frequency modulation of micro-grid battery energy storage system based on fuzzy control
ActiveCN102761133AEffectively Adapt to UncertaintyEfficiently adapts to non-linearityFlexible AC transmissionAc network load balancingFrequency stabilizationFuzzy rule
The invention discloses a method for controlling the frequency modulation of a micro-grid battery energy storage system based on fuzzy control, and belongs to the technical field of electric power system micro-grids. On the basis of the conventional proportion integration differentiation (PID) control, fuzzy control and an implementation mode thereof are introduced into the method, and the method comprises important components such as fuzzification, fuzzy rules, fuzzy reasoning, defuzzification, PID control and the like. According to the method, the micro-grid frequency deviation and the micro-grid frequency change rate are fuzzified into input of a fuzzy controller, PID control parameters of active power output control are output according to a fuzzy control rule, and an active power output reference value Pref of the battery energy storage system is finally output to control the active power output of the micro-grid battery energy storage system. Compared with the conventional PID control, the method has very strong adaptability to the switching of micro-grid parallel network / isolated network operational modes and to the nonlinearity and the time variability of electric network operational parameters, has a good dynamic response characteristic, and effectively improves the active power control accuracy of the battery energy storage system and the frequency stability of the micro-grid.
Owner:ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID CO LTD
Optical remote sensing image target detection method based on integrated deep convolutional network
ActiveCN108460341AMeet the characteristicsEasy to distinguishScene recognitionNeural architecturesData setComputer science
The invention discloses an optical remote sensing image target detection method based on an integrated deep convolutional network, and mainly solves problems in the prior art that the number of targets which are wrongly detected and a testing process is complex and tedious. The method comprises the following specific steps: (1), constructing a multi-branch deep network; (2), generating a trainingdata set containing a target area; (3), carrying out the first training of the integrated deep convolutional network; (4), generating training data sets of all regions; (5), carrying out the second training of the integrated deep convolutional network; (6), generating a test data set; (7), obtaining a test result map; (8), calculating an average precision. The method can achieve the extraction oftarget candidate frames of all no-target regions as negative samples, makes the most of the information of an optical remote sensing image, achieves the better discrimination of the target in the optical remote sensing image and a complex background, is simple in testing process, and is small in number of targets which are wrongly detected in a detection result.
Owner:XIDIAN UNIV
Identification authentication method of open network base on dynamic credible third-party
ActiveCN101378318AImprove reliabilityImprove controllabilityPublic key for secure communicationUser identity/authority verificationThird partyTrusted third party
The invention discloses an identity authentication method based on a dynamic trusted third party in an open network. By constructing an authentication system structure containing a trust decision-making database, the dynamic trusted third party and an entity joining the network service, the proposal leads an interactive entity not only to obtain necessary information related to identity authentication but also to obtain a trust feedback set of the trusted third party depended by the interactive entity when the interactive entity is carried out identity authentication; and according to the trust feedback set, the entity independently selects a trust decision-making function and calculates the reliability thereof. The proposal consists of four phases of identity authentication information collecting, identity authentication reliability calculating and judging, identity authentication information mutual judging and identity authentication information feed backing. The invention not only realizes dynamic control to the behavior of the trusted third party by the identity authentication entity in the open network, but also improves the reliability of identity authentication by carrying out reliability calculating and judging.
Owner:NANJING UNIV OF POSTS & TELECOMM
Video pedestrian detection method fusing multi-target tracking clues
ActiveCN111460926AImprove the detection rateImprove accuracyCharacter and pattern recognitionNeural architecturesImaging processingFeature extraction
The invention discloses a video pedestrian detection method fusing multi-target tracking clues, and belongs to the field of image processing of computer vision.A pedestrian detection module (improvedFaster R-CNN) and a multi-target tracking module are included. According to the method, the feature pyramid is introduced into the feature extraction network, pedestrians are detected on more scales,features of different layers are fused to improve the prediction effect, and the detection rate and accuracy of small targets are improved. According to the invention, the multi-target tracking moduleis used for assisting pedestrian detection, the inter-frame information of the front and rear frames of the video is introduced, the detection stability can be improved, and the historical frame target track and the target number obtained through the tracking module are used for relieving the detection instability caused by deformation, shielding and targets located at the edge of the picture. According to the invention, the anchor point box is modified in the pedestrian detection network part, so that the pedestrian detection network part better conforms to the characteristics of pedestrians, thereby improving the pedestrian detection precision.
Owner:HUAZHONG UNIV OF SCI & TECH
Social robot detection method and system capable of blending user behaviors with text information
ActiveCN108763319AMeet the characteristicsImprove detection accuracyData processing applicationsNeural architecturesFeature vectorSocial media
The invention belongs to the technical field of computers, particularly provides a social robot detection method and system capable of blending user behaviors with text information, and aims to solvethe problem in the prior art that characteristics are manually selected, logicality and a time sequence between social media posts are ignored and the user behavior information of a social platform isignored. The social robot detection method comprises the following steps that: obtaining the historical network data and the friend network data of a social media user to be detected; on the basis ofthe above data, obtaining a user text characteristic vector, a behavior characteristic vector and a friend network characteristic network, and blending all vectors to obtain the user characteristic vector of the social media user to be detected; and detecting the user characteristic vector to output a detection result. The method disclosed by the invention more conforms to the own characteristicsof the social media, the social media user to be detected is analyzed from multiple dimensions, and detection accuracy is improved. The system also has the above beneficial effects.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI +1
Magnetically-coupled resonant wireless power transmission system parameter design method based on SS topology
ActiveCN105914831AMeet the characteristicsMeet security requirementsBatteries circuit arrangementsElectric powerConstant powerPeak value
The invention discloses a magnetically-coupled resonant wireless power transmission system parameter design method based on SS topology. In order to solve the problem of over large traditional two-stage charging peak power, when constant current charging of a battery is switched into constant voltage charging, a constant power charging stage is introduced; and meanwhile, in order to ensure safety operation of the system and high efficiency of transmission, input current of a primary resonant network and a phase-shift angle of an inverter are limited, an inductance parameter relationship between two coupled coils is limited respectively by using the three charging stages and the safety operation range, the inductance value range of the two coupled coils is thus determined, a reliable design criterion is provided for the resonant network parameter design, and safety and high efficiency during the battery charging process are ensured. The method of the invention meets requirements of the magnetically-coupled resonant wireless power transmission system for battery full-range charging.
Owner:XI AN JIAOTONG UNIV
Method for constructing bidirectional lable swap path in optical network
InactiveCN1510874ASpeed up buildPut an end to the phenomenonMultiplex system selection arrangementsData switching by path configurationResource informationLabel switching
Owner:HUAWEI TECH CO LTD
Special feed for loach and preparation method of same
The invention discloses a special feed for a loach. The special feed for loach is a dragon beard-shaped or granular soft feed and is prepared from the following raw materials in mass percentage: 20-30% of flour, 10-25% of soybean meal, 15-25% of rapeseed meal, 3-7% of fishmeal, 10-15% of cottonseed meal, 5-8% of soybean protein powder, 1-2% of soybean oil, 1-3% of calcium dihydrogen phosphate, 1-3% of premix, 5-8% of corn protein powder and 5-8% of corn protein feed. The invention further discloses a preparation method of the special feed for loach. The special feed for loach is reasonable in compatibility; the feed form adapts to body features and life habits of loach; the special feed for loach is lower in nutrient loss rate than expanded granular feed and softer than hard granular feed; the special feed for loach can effectively avoid a phenomenon of throat blockage caused by swallowing the hard granular feed; the loss rate of high nutrition is low and the utilization ratio of the special feed for loach is improved; the special feed for loach can effectively promote the growth rate of loach; the preparation method is more reasonable in process design and simple in process; and the obtained special feed for loach has the advantages of long service life, low nutrition loss rate and the like.
Owner:陈忆凤
Hydropower station optimized operation control method and system
ActiveCN105863946AMeet the characteristicsLow costSingle network parallel feeding arrangementsHydro energy generationConstant loadPower station
The invention relates to a hydropower station optimized operation control method and system. The hydropower station optimized operation control method comprises the steps that a curve of a water head, the guide vane opening angle and the unit output is obtained, and the water head corresponds to a hydropower station unit, and a constant flow model or a constant load model is built according to the curve of the water head, the guide vane opening angle and the unit output; the constant flow model or the constant load model is solved so as to obtain a unit work control scheme; and operation of a hydropower station is controlled according to the control scheme. According to the hydropower station optimized operation control method, the actual curve of the water head, the guide vane opening angle and the unit output is obtained through in-situ experimental operation, and the mathematic model is built according to the curve, so that the obtained control scheme can meet the in-situ unit characteristics better; accordingly, the error is reduced, optimized operation of the hydropower station is achieved, and the guide vane opening angle, the unit output and other data can be used through data in existing unit automation control systems; and the cost is low, and the software cost and the hardware cost do not need to be additionally increased.
Owner:HNAC TECH
Method for continuous jet descaling
ActiveCN102756002AIncrease speedMeet the characteristicsWork treatment devicesMetal rolling arrangementsLiquid waterHigh pressure
A method for continuous jet descaling includes following steps: 1, high-pressure hybrid jet scaling; 2, high-pressure water washing; and 3, compressed air sweeping. After jet descaling, a metal plate surface is washed under high pressure by the high-pressure water jet, hard particles and floating scale residues on the surface of a metal strip are removed, the metal plate surface is dried and swept by the aid of mass flow compressed air, all floating materials including liquid water on the metal strip are effectively swept, and dryness and cleanness of the metal plate surface are finally achieved. The sweeping method can effectively increase cleaning level of the surface after the jet descaling, the metal plate ban can be guaranteed to enter a next process step smoothly, and quality of next processing is not affected.
Owner:BAOSHAN IRON & STEEL CO LTD
Multimedia search processing method based on TV
InactiveCN1589010AReduce operation wait timeEasy to useTelevision system detailsColor television detailsMultimedia searchSelection system
This invention discloses a multimedia search process method based on TV used in wideband video selection system containing a pilot server and at least one terminal, the server stores total program information provided by network program providers and provides enquiry operation to the terminal including: 1. when the terminal requests for enquiry to the server which finds out necessary information from all program information and delivers the result directly to the user terminal, 2. the terminal stores the result, 3. the terminal fetches coherent data program information from the result and display it on TV according to numbers of programs displayed on TV.
Owner:DATANG MICROELECTRONICS TECH CO LTD +1
Essence used on cigarette paper
ActiveCN103923747AImprove or enhance the aromaImprove or increase the amount of aromaEssential-oils/perfumesFlavorAlcohol
The invention discloses an essence used on cigarette paper. The essence comprises the following components in parts by weight: 0.01-60 parts by weight of fragrant compositions, 20-48 parts by weight of glycerol and 20-48 parts by weight of ethyl alcohol. Through proportioning different fragrant compositions, glycerol and ethyl alcohol, multiple essences of special flavors are obtained. The essence is applied to the cigarette paper to be capable of shaping or reinforcing the fragrance style characteristic of the cigarette and improving or enhancing the quality level of general characters such as fragrance quality, fragrance quantity, offensive odor, remaining taste, irritation, coordination and the like of a cigarette product, thereby more meeting the quality requirement of a consumer to a product and the demand of the personalized features.
Owner:CHINA TOBACCO SICHUAN IND CO LTD +1
Attention mechanism-based image classification method of pulse convolutional neural network
PendingCN111858989AImprove classification effectFast trainingStill image data clustering/classificationNeural architecturesData setNeuron
The invention discloses an attention mechanism-based image classification method of a pulse convolutional neural network, which is characterized by comprising the following specific steps: 1, downloading a data set; 2, preprocessing the data set to obtain a preprocessed data set; 3, establishing a pulse convolutional neural network model, wherein the pulse convolutional neural network model adoptsa leakage integral ignition neuron model; 4, training the preprocessed data set by adopting the pulse convolutional neural network model to obtain a trained pulse convolutional neural network model;and step 5, inputting to-be-classified pictures, and classifying the to-be-classified pictures by adopting the trained pulse convolutional neural network model to obtain a classification result. According to the invention, the problem of poor picture classification effect in the prior art is solved.
Owner:XI'AN POLYTECHNIC UNIVERSITY
Multimedia information publishing method based on wireless network
InactiveCN101291277ASmooth playbackClear picture qualityStore-and-forward switching systemsMessaging/mailboxes/announcementsData centerData information
The invention discloses a multimedia information issue method based on a wireless network, comprising: firstly, multimedia information data and play lists are edited through a multimedia information data center and stored into a data service center database; secondly, the multimedia information data is transmitted to a wireless data terminal unit and then played through a multimedia display screen. When the data is played, multimedia data information is kept updated and synchronous simultaneously and preferential play lists are processed. The method makes a multi-play terminal to play smooth, timely, reliable and intelligent information programs, particularly creates strong visual effect due to the play synchronicity of the multi-play terminal, and can meet the high-quality requirements of information issue of different industries and situations and make people enjoy the interest of the wireless information world all the time.
Owner:SHENZHEN HONGDIAN TECH CORP
Knowledge representation learning method fusing multi-source information
ActiveCN111538848AMeet the characteristicsImprove sparse problemsNeural architecturesNeural learning methodsEncoder decoderSemantic matching
The invention discloses a knowledge representation learning method fusing multi-source information, and belongs to the technical field of natural language processing. The method comprises the following steps: combining hierarchical type information of an entity, text description information of the entity, graph topological structure information and a triple through an encoder model to obtain a preliminary fusion result of multi-source information; and inputting the preliminary fusion vector of the multi-source information into a decoder model for further training to obtain a final entity vector and a relationship vector. Entity hierarchy type information, entity text description information, graph structure information and an original triad are combined through a self-defined encoder, so that the characteristics of entities and relationships in a knowledge graph can be more fully expressed; anda ConvKB model is used as a decoder, a result vector generated by the encoder is input into the convolutional neural network for semantic matching, and global information among different dimensions of the triad is captured.
Owner:HUAZHONG UNIV OF SCI & TECH
Redundant robot inverse kinematics solving method and device and redundant robot
ActiveCN111538949AIn line with biological characteristicsMeet the characteristicsProgramme controlProgramme-controlled manipulatorAlgorithmElectric machinery
Owner:UBTECH ROBOTICS CORP LTD
Plant enzyme and preparation method thereof
InactiveCN104738474AMeet diversityMeet the characteristicsFood preparationEnvironmental engineeringSugar
A plant enzyme comprises water, brown sugar and kitchen waste vegetables. A preparation method of the plant enzyme comprises the following steps: 1, adding water into a container; 2, adding brown sugar into water, and uniformly stirring until complete dissolving; 3, adding kitchen waste vegetables into the ingredient in step 1, and uniformly stirring; and 4, closely covering the container with a cover, placing the container in a shady place, unscrewing the cover every day, and immediately closely screwing. People's diversified and personalized needs on plane enzyme can be met in the invention.
Owner:DALIAN MEILE BIOLOGICAL TECH DEV
Optimal configuration closing method for energy storage system of independent type micro power grid
ActiveCN107134810ASatisfy economyGuaranteed stabilityFlicker reduction in ac networkLoad forecast in ac networkTraversal algorithmsParticle swarm algorithm
The invention discloses an optimal configuration closing method for an energy storage system of an independent type micro power grid. The method comprises the steps that a self-sufficiency probability requirement of the micro power grid is determined; an optimal configuration module of the energy storage system of the micro power grid is established; aimed at the optimal configuration module of the energy storage system, a rain-flow counting method is used to estimate the service life of a storage battery, and an investment coefficient is obtained; and load data and wind power data of one year are predicted, a proper operation strategy is adapted in the simulated operation process, and according to the optimization searching range, a traversal algorithm or particle swarm optimization is used to search configuration of the energy storage system. The method satisfies economical performance, provides the self-sufficiency probability requirement, and pursuits the system stability; the system stability is kept when the economical performance is optimal; and a balance is made among investment, operation and pollution treatment cost.
Owner:YANSHAN UNIV
Biological cement reinforced roadbed on under-consolidation silt blowing foundation and construction method of roadbed
PendingCN109736291AImprove carrying capacityReduce load capacitySoil preservationCrushed stoneEngineering
The invention belongs to the field of soft soil foundation treatment, and relates to a biological cement reinforced roadbed on an under-consolidation silt blowing foundation and a construction method.Grille gravel piles in the roadbed penetrate through the under-consolidation silt blowing foundation and are embedded into a lower horizontal bearing layer. A plastic drainage plate is driven into the under-consolidation silt blowing foundation. A biological cement-grille reinforced cushion layer is flatly paved on the upper surface of the grille gravel piles. Non-woven geotextiles are laid on the upper surface and the lower surface of the biological cement-grille reinforced cushion layer. The non-woven geotextiles and a sealing film are sealed at the bottom of a tamped clay sealing ditch. Roadbed filling soil is packed on the upper surface of the biological cement-grille reinforced cushion layer and on the non-woven geotextile. Biological waterproof layers are arranged on the upper surface and the side surface of the roadbed filling soil. A soil layer is arranged on the biological waterproof layer on the roadbed side face, and slope protection vegetation is planted to form a roadbedslope ecological waterproof protection layer. The roadbed has the advantages of being reasonable in structure, high in bearing capacity, short in construction period, environmentally friendly and thelike, and is a green ecological structure worthy of popularization.
Owner:HUAZHONG UNIV OF SCI & TECH
User tone based method and device for voice synthesis
ActiveCN108847215AMeet the characteristicsMeets requirementsSpeech recognitionSpeech synthesisUser inputSpeech synthesis
The invention provides a user tone based method and device for voice synthesis. The method includes acquiring user audio data input by a user and determining user tone features of user audio data; synthesizing testing audio data corresponding to testing data according to the user tone features and the testing data and broadcasting and receiving a broadcasting adjustment command of the user for thetesting audio data; modifying the user tone features according to the broadcasting adjustment command and taking the modified user tone features as the final standard tone features; synthesizing target audio data corresponding to to-be-broadcasted data according to the standard tone features and the to-be-broadcasted data. According to the invention, the tone features of the user are extracted and the audio data is broadcasted based on tone features of the user, so that user sounding can be simulated and audio broadcasting truth can be improved. The tone features can be adjusted based on thebroadcasting adjusting command of the user, so that the finally broadcasted audio data can be more in line with features and demands of the user.
Owner:BEIJING UNISOUND INFORMATION TECH
Novel orthodontic force measuring method and novel orthodontic force measuring device
The invention is applicable to the technical field of orthodontic force measurement and discloses a novel orthodontic force measuring method and a novel orthodontic force measuring device. The novel orthodontic force measuring method comprises the following steps: preparing a to-be-measured dental model, fixing the to-be-measured dental model on a supporting table, and driving a multi-dimensional force sensor by virtue of a driving part, so that the multi-dimensional force sensor is connected with the dental model, wherein the to-be-measured dental model consists of teeth, parodontium and alveolar bones. The measuring device comprises a supporting base, a multi-dimensional force sensor and a supporting table used for fixing the to-be-measured dental model, wherein the multi-dimensional force sensor is connected with a driving part. According to the novel orthodontic force measuring method and the novel orthodontic force measuring device provided by the invention, the orthodontic force and torque transferred by the parodontium between the teeth and the alveolar bones are measured, the orthodontic force and torque are measured by utilizing a six-dimensional force sensor, the influence of parodontium deformation on the actual orthodontic force is considered, the force and torque in the orthodontic process can be simply, rapidly and accurately obtained, the reliability of the measurement result is improved, and the result has high reference value.
Owner:SHENZHEN INST OF ADVANCED TECH
Speech translation method and device
ActiveCN108231062AConform to styleMeet the characteristicsNatural language translationSpeech recognitionSpeech translationSpeech sound
The application discloses a speech translation method and device. The method comprises the following steps: with respect to speech data on which text translation requires to be carried out, generatinga speech recognition text through carrying out speech recognition on the speech data; extracting acoustic characteristics from the speech data, translating the speech recognition text according to extracted acoustic characteristics to obtain a translation text which has a speech style of the speech data. Therefore, as the acoustic characteristics of the speech data per se are considered during carrying out text translation on the speech data, the translation text can conform to the style and characteristics of the speech data, so that the translation text is more natural and has stronger expressive power, and then the meaning and context are convenient for a text reader to understand.
Owner:IFLYTEK CO LTD
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