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Microblog emotion analysis method and system in combination with emoticons

The invention relates to the field of natural language processing, in particular to a microblog emotion analysis method and system in combination with emoticons. The method comprises the following steps of obtaining a to-be-analyzed microblog statement, wherein the microblog statement comprises a microblog text and at least one emoticon; learning a first characteristic representation of the microblog text by adopting a convolutional neural network method; enabling each emoticon in the at least one emoticon to act on the first characteristic representation by adopting an attention mechanism, thereby obtaining a second characteristic representation; and obtaining an emotion classification result of the microblog statement by adopting the second characteristic representation, and performing output display. According to the method, the text and the emoticons are regarded as two interactive parts, and the cognitive fact of the action of the emoticons on the emotions of the text is simulated by utilizing the emoticon attention mechanism, so that the problem of ambiguity caused by directly taking the emoticons as model characteristics is avoided, the emotion analysis problem in social media can be conveniently handled, and the emotion analysis accuracy is improved.
Owner:WUHAN UNIV

Collection box for waste bottle compression

The invention relates to a collection box for waste bottle compression. The collection box comprises a box body, a supporting ring and a hopper collection rack, wherein a falling passage is arranged at the center of the hopper collection rack; the front side, the rear side, the left side and the right side of the hopper collection rack are provided with through grooves; a rack is arranged in each through groove in a slidable manner; one end of each rack is fixedly provided with a conical thorn; each rack is meshed with a transmission gear; the four transmission gears are meshed with an inner gear ring jointly; the inner gear ring is provided with a bulge; the bulge is slidably connected with an adjustment plate; the adjustment plate is hinged to a cylinder I; the lower part of the box body is provided with a lower supporting plate; a motor is arranged on the left part of the lower supporting plate; the motor is connected with a transmission bevel gear; the transmission bevel gear is meshed with a bevel gear I and a bevel gear II; and the central hole of the bevel gear I and the central hole of the bevel gear II are separately provided with a clamping mechanism. By adopting the collection box, waste bottles can be sequentially automatically pricked, vertically conveyed, fixedly clamped and spun and compressed; the working procedure is reasonable; space occupation of the waste bottles can be reduced; and recycling is facilitated.
Owner:浙江国正安全技术有限公司

Biosensor based on aptamer and manufacturing method and application thereof

The invention discloses a biosensor based on an aptamer and a manufacturing method and application thereof and belongs to the field of biochemical technique. According to the biosensor based on the aptamer, n-octadecyl mercaptan is automatically assembled on a gold film, the n-octadecyl mercaptan is combined with carboxyl group graphene oxide through intermolecular force, activating treatment is carried out on the carboxyl group graphene oxide to enable carboxyl to be converted into an active ester group, and an amido bond is formed through the active ester group and amino acid on molecule of the aptamer to enable the aptamer to be fixed on the surface of the carboxyl group graphene oxide. According to the biosensor based on the aptamer, the electrochemical activity is good, the aptamer can be well fixed, and the biosensor can be used for detection of various kinds of target protein and can be applied to the fields such as biomedicine, food safety and environmental monitoring. The manufacturing method of the biosensor based on the aptamer is simple and easy to operate. Due to the fact that hydroxyl and epoxy group which are on the graphene oxide are converted into the carboxyl due to the adoption of NaOH and ClCH2COONa, the COOH functional group content is high, the good electrochemical activity is achieved, and the aptamer can be well fixed.
Owner:ZHENGZHOU UNIVERSITY OF LIGHT INDUSTRY

Remote management device and method of new energy vehicle power battery

The invention provides a remote management device of a new energy vehicle power battery. The device comprises a remote monitoring platform and further comprises a battery set battery core, a battery management system, a battery detecting module, a communication module and a positioning module which are arranged in a battery box; the communication module uploads battery parameters collected by the battery detecting module and positioning data generated by the positioning module to the remote monitoring platform; the remote monitoring platform controls charging and discharging of a battery set according to the received battery parameters; and according to the received positioning data, by combining current road traffic data, the traffic offence condition of a vehicle is analyzed, and a control instruction is sent down to control the traffic offence vehicle. The remote management device of the new energy vehicle power battery has the advantages that the situation that the positioning module is dismounted, and thus remote management operation cannot be normally conducted can be effectively prevented; and monitoring management over the new energy vehicle and driving behavior analysis can be achieved through the monitoring platform, the device is conducive to grasping the service condition of the new energy vehicle in real time, and driving behavior of a driver is standardized.
Owner:MINGCHUANG FUJIAN ELECTRONICS TECH CO LTD

Credit card fraud prediction method based on signal transmission and link mode

The invention discloses a credit card fraud prediction method based on a signal transmission and link mode. The credit card fraud prediction method includes the steps of firstly, constructing a structure attribute classifier based on a signal transmission idea, and initializing a label for each unlabelled node; then, conducting iterative calculation for the following process until the labels of the unlabelled nodes are stabilized or the maximum number of iterations is reached; extracting a sub-graph of each label from a graph, and constructing intra-class and inter-class link mode matrixes; next, combining a mean aggregate function, and calculating a feature vector of each label and a feature vector of each unlabelled node; and for each unlabelled node, calculating the cosine similarity between the feature vector thereof and the feature vector of each label, wherein the label of each node is assigned as a label corresponding to the feature vector with the maximum similarity. By applying a collaborative inference mechanism and meanwhile considering the label and unlabelled node information, the invention reduces the dependence on the label information, and has a very important practical significance in the study of credit card fraud prediction.
Owner:TIANYUN RONGCHUANG DATA TECH BEIJING CO LTD

Cardiechema electrocardio micro in-situ synchronous detecting sensor based on MEMS technology

The invention relates to a cardiechema electrocardio micro in-situ synchronous detecting sensor based on an MEMS technology. The sensor comprises a shell, wherein the shell is fixedly provided with atransaudient cap, the shell is internally provided with a supporting plate, the supporting plate is provided with an MEMS sonic transducer microstructure, and the MEMS sonic transducer microstructureis composed of a supporting frame, a central mass block, cantilever beams and four varistors; the periphery of the shell is sleeved with a ring of electrocardiographic electrode, and the periphery ofthe electrocardiographic electrode is provided with a ring of sucking disc; the electrocardiographic electrode comprises a flexible conductive substrate of which the top face is designed in a pinpointtype microarray, a metal seed layer and a metal layer are sprayed sequentially on the top face of the flexible conductive substrate, and the back face of the flexible conductive substrate is coated with a conductive silver paste layer. Compared with a traditional echometer or electrocardiogram sensor, the sensor utilizes the MEMS technology to integrate cardiechema and electrocardio, thereby achieving multi-parameter joint analysis and diagnosis of a coronary heart disease, the sensitivity is high, the volume is small, batch processing can be achieved, and the cost is low.
Owner:ZHONGBEI UNIV

MEMD tensor linear Laplacian discrimination-based electromyographic feature extraction method

ActiveCN107808166AMeet multi-modal recognition requirementsWill not harmCharacter and pattern recognitionProsthesisHat matrixAlgorithm
The invention relates to an MEMD (Multivariate Empirical Mode Decomposition) tensor linear Laplacian discrimination-based electromyographic feature extraction method. According to conventional electromyographic feature extraction methods, a scatter matrix is often calculated by using a Euclidean distance based on vectors, so that the problems of between-class scatter matrix singularity, projectiondirection finiteness and the like exist. According to the MEMD tensor linear Laplacian discrimination-based electromyographic feature extraction method, multi-dimensional information of time-frequency-space domains and the like of a signal can be considered at the same time based on data representation of a tensor structure. Firstly a multi-channel electromyographic signal is filtered by using anMEMD method; secondly four-order tensor data with time, space, frequency and tasks is constructed by adopting wavelet packet transform; thirdly an optimal projection matrix is searched for by adopting a tensor linear Laplacian discrimination method to obtain a high-dimensional tensor feature with a relatively high discrimination degree; fourthly the high-dimensional tensor feature is subjected tomatrix processing and dimension reduction; and finally electromyographic features are identified by adopting a conventional classification method. The method has a wide application prospect in the field of man-machine interaction of rehabilitation robots and the like.
Owner:HANGZHOU DIANZI UNIV

Voice recognition-based court hearing video real-time indexing system

The invention belongs to the technical field of video processing and particularly relates to a voice recognition-based court hearing video real-time indexing system. The system comprises a digital image pick-up device, a video server, a voice recognition unit and a real-time indexing module, wherein the digital image pick-up device is used for carrying out uninterrupted continuous shooting on the whole court hearing process to form a video file; the video server is connected with the digital image pick-up device and used for storing and processing the video file; the voice recognition unit is connected with the video server and used for carrying out recognition on specific sentences of a judge according to a preset program; and the real-time indexing module is arranged in the video server and used for triggering indexing operation according to a recognition result of the voice recognition unit and carrying out indexing association on a corresponding video frame of the video file. The voice recognition-based court hearing video real-time indexing system can carry out real-time indexing on a long-time court hearing video according to court hearing links so as to contribute to rapid positioning of video segments when the video is watched subsequently and can reduce the labor intensity of workers and improve the processing efficiency of the video file.
Owner:NEWAUTO SILICON VALLEY VIDEO TECH

Proportional pressure reducing valve for waterworks

The invention provides a proportional pressure reducing valve for waterworks. A cylindrical valve body is arranged, wherein a water inlet is formed in the front end surface of the valve body and a water outlet is formed in the rear end surface. The diameter of the water outlet is larger than that of the water inlet. An annular convex shrinkage part is formed on the inner wall between the water inlet and the water outlet on the cylindrical valve body in a swelling manner. A piston slidingly and freely penetrates and is inserted in the shrinkage part in an air-tightened manner. A valve part for opening / closing the water inlet is arranged on the end of the piston. A hollow part is arranged on the piston, wherein the base end of the hollow part is opened on the water outlet. A plurality of water flowing openings are formed on periphery of end side, which is more forward from the shrinkage part, of the piston. A flange is formed on the whole periphery of hte base end of the piston and slides on the inner wall, which is more backward than the shrinkage part of the valve body, in an air-tight manner. An air tightness chamber arrnaged between the flange and the shrinkage part is communicated with the hollow chamber. The hollow chamber is formed by air-thightly sealing a concave part formed by sinking peryphery of outer wall of the valve body with a cylindrical cover outside-embedded into the valve body.
Owner:KANE KOUGYOU

Voice recognition-based court hearing audio file real-time indexing system

The invention belongs to the technical field of audio processing and particularly relates to a voice recognition-based court hearing audio file real-time indexing system. The system comprises a digital recording device, an audio server, a voice recognition unit and a real-time indexing module, wherein the digital recording device is used for carrying out uninterrupted continuous recording on the whole court hearing process to form an audio file; the audio server is connected with the digital recording device and used for storing and processing the audio file; the voice recognition unit is connected with the audio server and used for carrying out recognition on specific sentences of a judge; and the real-time indexing module is arranged in the audio server and used for triggering indexing operation according to a recognition result of the voice recognition unit and carrying out indexing association on a corresponding audio frame of the audio file. The voice recognition-based court hearing audio file real-time indexing system can carry out real-time indexing on a long-time court hearing recording according to court hearing links so as to contribute to rapid positioning of subsequent recording segment hearing and can reduce the labor intensity of workers and improve the processing efficiency of the audio file.
Owner:NEWAUTO SILICON VALLEY VIDEO TECH

Environment-friendly construction waste treatment equipment for civil engineering

The invention discloses environment-friendly construction waste treatment equipment for civil engineering, and relates to the technical field of civil engineering. The environment-friendly construction waste treatment equipment for the civil engineering comprises a machine body, wherein a feeding hopper is arranged at the top end of the machine body, a crushing mechanism is arranged above the interior of the machine body, a vibration screening mechanism is arranged in the middle of the interior of the machine body, a collecting mechanism is arranged at the bottom of the interior of the machine body, one side of the machine body is connected with a first discharging pipe corresponding to the vibration screening mechanism, and one side of the bottom of the machine body is connected with a second discharging pipe communicating with the collecting mechanism. According to the environment-friendly construction waste treatment equipment, through the arrangement of a cleaning brushing mechanism, the crushing mechanism can be cleaned and brushed, so that the crushing mechanism is cleaned, crushed materials are effectively prevented from remaining on the crushing mechanism, rapid crushing of waste materials is facilitated, the crushing efficiency of the crushing mechanism is greatly improved, and the working efficiency of the equipment is improved favorably.
Owner:CHENGDU NORMAL UNIV

Wastewater treatment and recovery device

The invention discloses a wastewater treatment and recovery device, which comprises a wastewater inlet, a wastewater pool, a first filtering device and an ultraviolet sterilizing device. The bottom ofthe wastewater inlet is connected with a sedimentation tank in a penetrating way, and one side of the sedimentation tank is connected with a connecting passage in a penetrating way. A connecting passage switch is connected to the top end of the connecting passage in a penetrating way, one side of the connecting passage is connected with the wastewater pool in a penetrating way, a filtering layeris embedded in the interior of the second filtering device, and the filtering layer is conducive to filtering solid impurities in wastewater, thereby improving the working efficiency of the wastewatertreatment and recovery device. An activated carbon adsorption layer is conducive to facilitating use by an operator, saving the cost, and improving the adsorption capacity of the wastewater treatmentand recovery device. A first hydraulic pump helps to power the wastewater treatment and recovery device and make the wastewater treatment and recovery device operate normally. A liquid component detector helps an operator to detect harmful substances in the treated wastewater. An ultraviolet sterilizing device helps to kill bacteria in the wastewater and improve the filtering effect of the wastewater treatment and recovery device. The wastewater treatment and recovery device has broad development prospects in the future.
Owner:中山市正清环保科技有限公司

Method and device for repairing contaminated soil through agaricus bitorquis and stropharia rugoso-annulata in combined mode

The invention discloses a method and device for repairing contaminated soil through agaricus bitorquis and stropharia rugoso-annulata in a combined mode. The method for repairing the contaminated soilthrough the agaricus bitorquis and the stropharia rugoso-annulata in the combined mode comprises the following steps that the agaricus bitorquis and the stropharia rugoso-annulata are simultaneouslyinterplanted in a mixed mode in a device loaded with the contaminated soil; after thalluses mature, the thalluses are harvested through the device for repairing the contaminated soil through the agaricus bitorquis and the stropharia rugoso-annulata, the collected thalluses are mashed, homogenized, rotten and filtered through the device for repairing the contaminated soil through the agaricus bitorquis and the stropharia rugoso-annulata so as to obtain mushroom slurry rich in heavy metal ions; and the device for repairing the contaminated soil through the agaricus bitorquis and the stropharia rugoso-annulata adopts a chemical electrophoresis method to remove the heavy metal ions in the mushroom slurry. According to the method and device for repairing the contaminated soil through the agaricus bitorquis and the stropharia rugoso-annulata in the combined mode, the metal ions in the contaminated soil are absorbed through mushrooms, the mushrooms are collected to be prepared into the mushroom slurry, the heavy metal ions in the mushrooms are removed finally, and the mushrooms are collected conveniently and rapidly while the heavy metal contaminated soil is repaired effectively.
Owner:湖南省园林建设有限公司

Establishment method for mathematical model of geometrical shape of pulmonary valve

The invention discloses an establishment method for a mathematical model of the geometrical shape of a pulmonary valve. The method comprises the steps that based on motion characteristics of the pulmonary valve in a cardiac cycle, it is assumed that the valve is in symmetry, and only a single lobe is researched; based on structural and physiological characteristics of the pulmonary valve, it is assumed that the pulmonary valve is a part of a cylindrical shell in an elastic shell body; according to medical images and relevant data, a fitting function is found, and the shape of the lobe and relevant parameters are determined; and the conclusion is verified through data, and the accuracy of the research result is determined. In the research process, based on the similarity between structures and sizes of three lobes, it is assumed that the lobes are in complete symmetry, only one lobe is researched, and therefore the problem is simplified; and the given mathematical model of the geometrical shape of the pulmonary valve has a certain theoretical basis and accuracy, will be beneficial for treating diseases about the pulmonary valve in clinical medicine and is more beneficial for reconstruction of heart valve prosthesis substitute goods in medicine.
Owner:XIAN UNIV OF TECH

Protection collar for realizing communication between doctor and patient

The invention discloses a protection collar for realizing the communication between a doctor and a patient, and belongs to X ray protection products. The protection collar for realizing the communication between the doctor and the patient comprises a lead cover scarf, a lead collar, an earphone, a microphone, an intercom chip, a power supply module, a microprocessor and a voice module; the lead cover scarf and the lead collar are connected by a zipper; the intercom chip, the power supply module, the microprocessor and the voice module are placed in an interlayer of the lead cover scarf; the microphone is placed in an interlayer of the lead collar; the microprocessor is separately connected with the intercom chip, the power supply module and the voice module through conducting wires; the voice module is connected with the microphone through a data line; and the earphone is connected with a voice output interface of the voice module, and the earphone penetrates through the lead cover scarf by penetrating through the surface of the lead cover scarf. By adoption of the protection collar for realizing the communication between the doctor and the patient disclosed by the invention, the communication between the patient and the doctor beside a computer is achieved, which is beneficial for the doctor to handle unexpected situations, and the patient can adjust the body position according to the words of the doctor so as to check different body parts.
Owner:成都合众思创防护设备有限公司

VR visualized platform

The invention relates to a VR (Virtual Reality) visualized platform, comprising a VR view editing module, a VR view releasing module, a construction scheme editing module, a construction scheme management module and a site management module. The VR visualized platform of the invention has the advantages that: unified and centralized management is performed at one platform through the site management module, visualized inspection construction schemes and VR views are integrated into the unified platform, so as to achieve organic combination between construction schemes of transformer substations and the VR; in addition, a real scene can be simulated according to a VR panoramic view, technicians can lead project work managers and operators to get familiar with an on-site environment and tease out site work dangerous points and safety precautions; and moreover, the significance of civilized construction warning signs can be explained, technical measures for ensuring safety can be emphasized, safe working awareness can be improved, potential accident risks can be avoided, safety measures of various on-site working faces and various profession intersected faces can be defined, comprehensive safety technology disclosure can be performed, and an early-stage preparation efficiency of a project can be improved.
Owner:WENZHOU ELECTRIC POWER BUREAU

Mechanical pipeline fixing device with high adaptability

The invention discloses a mechanical pipeline fixing device with a high adaptability. The device comprises a base, supporting and jacking blocks are fixedly connected to the upper surface of the baseand the lower surface of a connecting plate, the supporting and jacking blocks on the upper surface of the base and the lower surface of the connecting plate are connected to the lower end of a lowersupporting and jacking rod and the upper end of an upper supporting and jacking rod through shafts correspondingly, the upper end of the lower supporting and jacking rod and the lower end of the uppersupporting and jacking rod are both in shaft connection to the side face of a connecting block, lead screws are connected to the connecting block in a penetrating mode, one ends of the lead screws are in key connection with transmission gears, the transmission gears are connected to the two sides of a driving gear, the driving gear is in key connection to a driving rod, the ends of the lead screws and the end of the driving rod are both connected to a supporting strip through bearings, and a bearing at the other end of the driving rod penetrates through a displacement block. According to themechanical pipeline fixing device with the high adaptability, pipelines with different diameters can be conveniently clamped and fixed, the height of the clamped pipelines can be conveniently adjusted, and then workers or mechanical equipment can conveniently treat the pipelines.
Owner:诸暨市东飞机械配件厂
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