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40results about How to "Fast interaction" patented technology

Method for detecting interaction between proteins in vitro, detection kit and application of detection kit

The invention provides a method for detecting interaction between proteins in vitro, a detection kit and application of the detection kit. A bimolecular fluorescence complementation technology is adopted outside a cell for detection, and the method comprises the following steps: S01, constructing a first recombinant plasmid which comprises a first detection protein gene, a luciferase gene segmentand a protein purification tag gene; then, carrying out overexpression on the first recombinant plasmid vector to obtain a first fusion protein; wherein the first fusion protein contains a first detection protein and a luciferase protein fragment; S02, constructing a second recombinant plasmid, wherein the second recombinant plasmid contains a second detection protein gene, a luciferase complementary gene segment and a protein purification tag gene; performing overexpression on the second recombinant plasmid vector to obtain a second fusion protein; the second fusion protein contains a seconddetection protein and a luciferase complementary protein fragment; and S03, incubating the first fusion protein and the second fusion protein outside the cell, adding a luciferase substrate, observingwhether fluorescence is emitted or not, and detecting the luminous intensity.
Owner:THE HONG KONG POLYTECHNIC UNIV SHENZHEN RES INST

System and method for processing operation information of intelligent substation

The invention discloses a system and method for processing operation information of a substation. The system comprises an FPGA chip, a first DSP chip, a first RAM and a second RAM, wherein an internal memory is arranged inside the FPGA chip, and the FPGA chip is used for capturing network messages and storing the network messages in the internal memory of the FPGA chip; an internal memory is arranged inside the first DSP chip, and the first DSP chip is used for data fractionation, wave recording calculation and fault location, and starting data are generated and stored in the internal memory of the first DSP chip; the first RAM is respectively and electrically connected with the FPGA chip and the first DSP chip and used for reading data from the internal memory of the FPGA chip under the control of the FPGA chip so that the data can be processed by the first DSP chip; the second RAM is respectively and electrically connected with the FPGA chip and the first DSP chip and used for caching the starting data in the internal memory of the first DSP chip so that the starting data can be read by the internal memory of the FPGA chip. The processing efficiency of the captured network messages is high, timely transmission of fault information is facilitated, and timely and effective analyzing and positioning of operation faults of the substation are facilitated.
Owner:STATE GRID CORP OF CHINA +2

Data interaction method based on block chain on-chain and off-chain collaboration

The invention relates to the technical field of computer block chains, and provides a data interaction method based on block chain on-chain and off-chain coordination. The method comprises the following steps: firstly, constructing an on-chain and off-chain collaborative interaction framework; when a user requests to write / update data, writing / modifying original data in the off-chain data center,extracting a data abstract from the original data / to-be-modified data and signing, selecting a main node to construct a block and access a block chain, and then notifying other nodes to synchronize; when a user requests to inquire data, sending signatures to verification nodes, the verification nodes inquiring the on-chain data and broadcasting the data, when more than half of the verification nodes inquire the same data, selecting the main node, the main node inquiring the original data from the off-chain data center and extracting the data abstract, comparing the on-chain data and the off-chain data, if yes, returning the query permission of the user, and if not, informing the user that the data is damaged. According to the invention, the data security and integrity can be ensured, and the speed is high when large data interaction is carried out.
Owner:NORTHEASTERN UNIV

Character interaction relationship detection method, device and system

The invention discloses a character interaction relationship detection method, device and system. The method comprises the following steps: acquiring a to-be-detected video segment, wherein the video segment comprises a preset character interaction action; inputting the video segments into a pre-trained target detection network for framing target detection to obtain a preset first object detection point which is corresponding to each frame of image and possibly interacts with a human body; performing framing processing on the video segment, and extracting a preset first human body skeleton point of each frame of image; and connecting the first object detection point with the first human body skeleton point according to a preset connection mode, constructing a first space-time diagram, and inputting the first space-time diagram into a pre-trained space-time diagram convolutional network model to obtain a detection result of the character interaction action. The invention can solve the problems of time consumption, complex calculation and lack of fine grit caused by detecting all objects in a scene, only paying attention to the overall characteristics of a human body and analyzing the interaction relationship between the human body and the objects in the prior art.
Owner:西安电子科技大学广州研究院

Red date appearance quality classification method and device, apparatus and storage medium

The embodiment of the invention discloses a red date appearance quality classification method and device, an apparatus and a storage medium. The method comprises the steps of collecting a red date original image; preprocessing the red date original image, extracting an region-of-interest of the red date original image, and performing size normalization operation on the region-of-interest to obtainan region-of-interest image of the red date image with the same size; using an optimized convolutional neural network to train the region-of-interest image of the red date image to obtain a trained red date appearance quality classification model; and testing the red date image by using the red date appearance quality classification model to obtain a classification result of the red date appearance quality. According to the embodiment of the invention, the accurate classification of the appearance quality of the red dates through the convolutional neural network combining a multi-channel weighting mechanism and an information aggregation mechanism is achieved, a problem that the classification grade positioning of the red dates is inaccurate is solved, and the classification efficiency ofthe appearance quality of the red dates is improved.
Owner:TIANJIN POLYTECHNIC UNIV

Functionalized graphene-carbon black composite granules as well as preparation method and application thereof

The invention discloses functionalized graphene-carbon black composite granules as well as a preparation method and application thereof. The preparation method comprises the following steps: adding plant polyphenol into a graphene aqueous solution, carrying out ultrasonic treatment to obtain a functionalized graphene aqueous solution, directly adding the functionalized graphene aqueous solution and a binder into carbon black granulation water, strongly stirring and mixing through stirring teeth, and then obtaining composite granules through a carbon black granulator. According to the high-dispersion functionalized graphene using the natural product plant polyphenol and / or derivatives thereof as a dispersing aid, polar groups of the plant polyphenol on the functionalized graphene nanosheetcan effectively and quickly interact with polar groups on the surfaces of carbon black particles, so that agglomeration between graphene is effectively avoided; the problems that graphene is poor in dispersity and difficult to apply in a high polymer material are solved, the obtained functionalized graphene carbon black composite granules are good in stability and large in graphene dispersion amount, and application of graphene in the direction of the high polymer material can be greatly promoted.
Owner:QINGDAO UNIV OF SCI & TECH +1

A detection method, device and system for character interaction relationship

The invention discloses a detection method, device and system for character interaction relationship. The method includes: acquiring a video segment to be detected; wherein, the video segment contains preset character interaction actions; inputting the video segment into a pre-trained target Frame-by-frame target detection is performed in the detection network to obtain a preset first object detection point corresponding to each frame of image that may interact with the human body; frame-by-frame processing is performed on the video segment, and the preset first object detection point of each frame of image is extracted The first human skeleton point; connecting the first object detection point and the first human skeleton point according to a preset connection mode, constructing a first space-time graph and inputting it into a pre-trained spatio-temporal graph convolutional network model, Get the detection result of the character interaction. The invention can solve the problems of time-consuming, complicated calculation and lack of fine-grainedness caused by detecting all objects in the scene and only focusing on the overall characteristics of the human body and analyzing the interaction relationship between the human body and the objects in the prior art.
Owner:西安电子科技大学广州研究院

Precise landing automatic control method for UAVs used in traffic information collection

The invention provides a precise landing automatic control method for a traffic information collecting unmanned aerial vehicle. The method comprises the following steps that S1, the unmanned aerial vehicle flies to a primary target position according to a GPS; S2, the unmanned aerial vehicle and a ground control station are in local area wireless network connection; S3, the unmanned aerial vehicle sends a secondary locating request to the ground control station, meanwhile, video locating is started, a first locating light source is started after the ground control station receives the secondary locating request, the unmanned aerial vehicle captures the position of the first locating light source through video, the position information of the first locating light source is obtained through an image processing method, and the unmanned aerial vehicle flies to a secondary target position; S4, the unmanned aerial vehicle sends a third-stage locating request to the ground control station, a second locating light source is started after the ground control station receives the three-stage locating request, the unmanned aerial vehicle captures the position of the second locating light source through video, the position information of the second locating light source is obtained through the image processing method, and the unmanned aerial vehicle lands on the ground station. According to the method, landing of the unmanned aerial vehicle can be precisely and automatically controlled.
Owner:WUHAN UNIV OF TECH

Intelligent substation operation information processing system and processing method

The invention discloses a system and method for processing operation information of a substation. The system comprises an FPGA chip, a first DSP chip, a first RAM and a second RAM, wherein an internal memory is arranged inside the FPGA chip, and the FPGA chip is used for capturing network messages and storing the network messages in the internal memory of the FPGA chip; an internal memory is arranged inside the first DSP chip, and the first DSP chip is used for data fractionation, wave recording calculation and fault location, and starting data are generated and stored in the internal memory of the first DSP chip; the first RAM is respectively and electrically connected with the FPGA chip and the first DSP chip and used for reading data from the internal memory of the FPGA chip under the control of the FPGA chip so that the data can be processed by the first DSP chip; the second RAM is respectively and electrically connected with the FPGA chip and the first DSP chip and used for caching the starting data in the internal memory of the first DSP chip so that the starting data can be read by the internal memory of the FPGA chip. The processing efficiency of the captured network messages is high, timely transmission of fault information is facilitated, and timely and effective analyzing and positioning of operation faults of the substation are facilitated.
Owner:STATE GRID CORP OF CHINA +2

Wireless network game system and game data interaction method

The invention relates to the technical field of digital information transmission, and particularly discloses a wireless network game system, which comprises a game server and at least two clients, andis characterized in that each client comprises an interaction module, a storage module and an analysis processing module, the interaction module interacts game data and acquires position informationof other clients through a first information link, and constructs a second information link for interacting the game data through a wireless local area network according to the position information and the other clients participating in the same network game in the wireless local area network where the interaction module is located, in a preset time interval, respectively interacting game data from the two information links, by the analysis processing module, comparing and analyzing the game data stored in the storage module according to the content of the received game data, and when the gamedata with the same content exists, switching an information link with short consumed time to be used as an information link for interacting the game data in the time interval. By adopting the technical scheme of the invention, the timeliness of game data interaction can be effectively improved.
Owner:宁波元素人网络科技有限公司

Composite activating agent for electroless nickel/immersion gold, preparation method of composite activating agent, and activating method

The invention relates to the technical field of circuit boards, in particular to a composite activating agent for electroless nickel/immersion gold, a preparation method of the composite activating agent, and an activating method. The composite activating agent is prepared from the following raw materials in parts by weight: 1030-1150 parts of a solvent, 0.7-2.9 parts of a surfactant, 0.15-2.7 parts of palladium acetate, 0.02-0.05 part of copper sulfate, and 2.7-4.5 parts of a synergist. The preparation method comprises the following steps: uniformly mixing acetic acid, palladium acetate, 2-chloroethyl pyridine and 2-amino-5-nitrothiazole in proportion to obtain a mixture A, and then uniformly mixing the mixture A, a solvent, a surfactant and copper sulfate in proportion to obtain the composite activating agent. The activating method comprises the following steps: immersing a pre-treated circuit board in the composite activating agent, then taking out the uniformly immersed circuit board, washing with water, and air-drying to obtain the uniformly activated circuit board. According to the invention, the activating agent has the effect of reducing skip plating and burrs of the circuit board.
Owner:深圳市励高表面处理材料有限公司

Drive-control integrated control system and control method for articulated manipulator

The invention belongs to the field related to robot controllers, and particularly relates to a driving-and-control-integrated control system and a control method for a joint-type mechanical arm. According to the driving-and-control-integrated control system, main control of a robot control system and motor movement control are finished by utilizing one integrated ARM-DSP chip; external interface communication, power control and electric current loop design are realized by utilizing two FPGA chips; and at most 7 paths of servo motors are subjected to time-sharing control by utilizing one DSP chip. The driving-and-control-integrated control system has the advantages that communication data interaction between the ARM and DSP chips adopts a internal storage access mode, so that data interaction speed is the highest; a no-operation system scheme and a hardware interrupting real-time scheme are adopted, so that the real-time property of the system is improved to the greatest extent; a Cartesian space kinematics calculation result is secondarily optimized in a joint space, so that movement smoothness of the motors is ensured; and a software and hardware parallel processing mechanism is adopted, and an uninterrupted data "interaction-use-refilling" process is designed, so that system data interaction and use do not interfere with each other.
Owner:WILD SC NINGBO INTELLIGENT TECH
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