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79results about How to "Efficient and accurate operation" patented technology

Visual positioning simulation method and system based on deep learning in irradiation environment

The invention discloses a visual positioning simulation method and system based on deep learning in an irradiation environment. The system comprises a nuclear heat chamber support platform, an industrial binocular camera and a PC. The industrial camera acquires a video stream of the operation platform, a PC extracts pictures frame by frame, position information of different types of target objects is acquired by adopting a visual algorithm, and reconstruction is performed in a VR platform based on a Unity 3D engine. The method comprises the steps of performing calibration and distortion correction of a binocular camera; eliminating image salt and pepper noise by a median filtering preprocessing algorithm of the polluted image in a nuclear environment; adopting a yo.v4 target detection and BM binocular stereo matching fusion algorithm to generate a target type and a three-dimensional position. According to the method, a yolo.v4 deep learning algorithm is adopted, the detection speed exceeds that of a traditional visual detection algorithm, the types of the identified objects can reach infinity theoretically, multi-target identification, positioning and VR real-time reconstruction of the nuclear heat chamber are achieved simply through visual information, and the hot chamber manipulator is guided to work on the target objects.
Owner:NANJING UNIV OF SCI & TECH +1

Automatic rubber tapping machine

The invention discloses an automatic rubber tapping machine. The automatic rubber taping machine comprises a support detachably matched with a trunk, wherein a longitudinal track which extends in thevertical direction and is in clearance fit with the outer surface of the trunk is arranged on the support, a spiral track which is in clearance fit with the outer surface of the trunk is further arranged on the support, one end of the spiral track is connected with a longitudinal sliding block movably arranged on the longitudinal track, and the spiral track is linked with the longitudinal slidingblock; a cutter is movably arranged on the spiral track, and a blade is arranged on the cutter; permanent magnets which are sequentially and uniformly distributed in the extending directions of the respective tracks are respectively arranged in the longitudinal track and the spiral track, the magnetisms of the two adjacent permanent magnets is opposite, magnetic induction coils matched with the permanent magnets are respectively arranged in the longitudinal sliding block and the cutter, and the automatic rubber tapping machine further comprises a controller matched with the magnetic inductioncoils. The automatic rubber tapping machine is simple, convenient and feasible to operate and is accurate and efficient, the labor intensity of workers can be reduced effectively, and the rubber tapping operation precision and operation efficiency are improved.
Owner:RUBBER RES INST CHINESE ACADEMY OF TROPICAL AGRI SCI +1

Method for rapidly detecting listeria monocytogens and staphylococcus aureus

The invention discloses a method for rapidly detecting listeria monocytogens and staphylococcus aureus and belongs to the field of biological detection. The method comprises the following steps: (1) taking samples under an aseptic condition, adding the samples into a phosphate buffer solution containing a fifth component of bovine serum albumin, and homogenizing to obtain a homogeneous sample solution; and (2) centrifuging the homogeneous sample solution under low temperature, collecting bacteria, adding a growth solution into the collected bacteria, oscillating and uniformly mixing to form abacterial suspension, taking immunomagnetic beads, uniformly mixing the immunomagnetic beads with the bacterial suspension, carrying out water bath heat treatment, standing and layering on a magneticframe, removing supernatant, adding eluant and washing the samples in the lower layer to obtain a sample solution to be detected, coating a flat plate with the sample solution to be detected, culturing, observing and detecting. The detection method provided by the invention is capable of effectively shortening the detection time, reducing the time cost, and finding and cutting off infection sources in time.
Owner:HENAN BUSINESS SCI RES INST

Earthen site monitoring data correcting and fitting method based on spatial and temporal correlation

InactiveCN105787283AAccurate calculationIn line with real monitoring statusForecastingResourcesSite monitoringMissing data
The invention discloses an earthen site monitoring data correcting and fitting method based on spatial and temporal correlation. Spatial and temporal correlation analysis is performed by using predicted values of historical data and current detection data, the correctness of the current data is further judged, noise data are corrected, and missing values are fitted. The method is applied to the field of earthen site protection, realizes intelligent state monitoring of earthen sites, can accurately find and correct noise data and fit missing data trends especially for mass environmental data and earthen site ontology data and provides the scientific basis for risk early-warning and effective management of earthen sites.
Owner:NORTHWEST UNIV

Shipway hull digital positioning auxiliary tool and use method thereof

ActiveCN110525606AImprove the efficiency of loading and positioningEfficient and precise loading and positioningDry-dockingSlipwaysGrid referenceEngineering
The invention discloses a shipway hull digital positioning auxiliary tool and a use method thereof. The auxiliary tool comprises a chassis, a supporting pipe, a thread bushing, a vertical threaded column, a clamping groove, a clamping groove built-in block, a fixed seat and a rotary target. The supporting pipe and the chassis are fixedly connected, the thread bushing and the supporting pipe are fixedly connected, the vertical threaded column and the thread bushing are in threaded connection, the clamping groove is formed in the top end of the vertical thread bushing, the clamping groove built-in block is arranged in the clamping groove, four threaded holes are formed in the clamping groove in the circumferential direction, a front threaded column, a rear threaded column, a left threaded column and a right threaded column are in threaded connection with the threaded holes separately, the bottom end of the fixed seat is fixedly connected with the top end of the clamping groove built-in block, and the bottom end of the rotary target is fixedly connected with the fixed seat. Auxiliary tools are arranged on the two sides of a shipway, by means of three-dimensional adjustment of the rotary target, shipway grid reference lines are converted into three-dimensional coordinates of the rotary target, efficient and precise digital hull carrying positioning is achieved, and the use processis convenient and precise.
Owner:SHANGHAI JIANGNAN CHANGXING SHIPBUILDING

A kind of cultivation method of blueberry

The invention discloses a blueberry cultivation method, and belongs to the technical field of planting. The blueberry cultivation method specifically comprises the following steps of garden plot selection: sandy loam of which the land is open and the drainage performance is good is selected; garden plot renovation: the land is deeply ploughed before planting blueberries, the soil is improved by sulfur powder, the PH value of soil is 3.5 to 5 .0, the ridge width is 5.0 meters to 5.5 meters, and drains are respectively arranged at both sides of the ridge; seedling planting: planting pits are dug in the ridges of the garden plot, the planting pits are internally covered with a 6 cm to 8 cm thick foundation fertilizer, a 1.5 cm to 2.0 cm thick soil layer is laid on the foundation fertilizer, blueberry seedlings are vertically put on the soil layer in the planting pits, annular blueberry seedlings and triennial blueberry seedlings are planted in an interspersed way; post-planting management: fertilization, pruning, irrigation, weeding, and disease prevention and other steps are carried out. The blueberry cultivation method provided by the invention has the advantages of realizing mass and standard planting of blueberries, ensuring the quality and the yield of the blueberries, improving the economic efficiency, and meeting the needs of planting.
Owner:卢庆荣

Health supervision law enforcement illegal medical face recognition method based on deep learning

The invention provides a health supervision law enforcement illegal medical face recognition method based on deep learning. The method comprises the steps that S10, creating a national illegal medicaldatabase based on illegal medical data in a health supervision law enforcement system; constructing a face detection model based on an SSD (Solid State Disk) Mobilenet V1 face detection deep learningmodel of TensorFlowJS; training the model to obtain the positions of the face holes in the image, extracting the data of the face feature points on the face holes in the detected face picture, and obtaining the confidence coefficient of the face feature points; taking the face feature points of which the confidence coefficients are higher than a threshold value as face mark boundary points, and obtaining coordinates of the face mark boundary points; and comparing the facial mark boundary points of the human face in the shot picture with the facial mark boundary points of the human face in theillegal medical database, and judging whether the person is an illegal medical person or not. The work efficiency of law enforcement officers is improved, and accurate and efficient operation of administrative law enforcement work is promoted.
Owner:BEIJING MENGTIANMEN TECH

System for realizing intelligent selection of annular shuttle vehicles

PendingCN114275437AImprove inbound and outbound throughputReduce consumptionStorage devicesControl engineeringPersonal computer
The invention relates to a system for realizing intelligent selection of an annular shuttle vehicle, comprising a system background end which is arranged on an industrial personal computer, communicates with the shuttle vehicle walking on an annular rail through soft PLC software, is connected with an upper computer through an industrial bus, receives each instruction of a system interface front end, communicates with the upper computer to receive an automatic task instruction, and sends the automatic task instruction to the system interface front end; analyzing the instruction into a specific task signal, issuing the specific task signal to a shuttle vehicle moving on an annular track and a transport machine of a platform, collecting real-time position information of the shuttle vehicle and state information of the transport machine of the platform, and executing an intelligent vehicle selection transport task process; the system interface front end is used for setting parameters by setting an interface window, inputting a manual task instruction and sending the manual task instruction to the system background end; and the system is also used for displaying the real-time position state of the shuttle vehicle on the annular track to a user in real time according to the information collected by the system background end. The system outputs an instruction to control the shuttle vehicle to advance on the annular track, and the intelligent vehicle selection and transportation task process among the stations is optimized.
Owner:SHENYANG SIASUN ROBOT & AUTOMATION

Yarn feeding device for computer flat machine

The present invention relates to a yarn feeding device of a computerized knitting machine and has the technical proposal that the present invention comprises a shuttle bar, a shuttle box and a shuttle box controlling mechanism, wherein, the shuttle box controlling mechanism is arranged on two sides of the upper part of the shuttle bar, the shuttle box is arranged on two sides of the lower part of the shuttle bar, and the shuttle box controlling mechanism is connected with the shuttle box in a rotary way through a clip flap on the controlling mechanism to drive the shuttle box to move together along the shuttle bar. The present invention has the advantages that the shuttle box controlling mechanism formerly arranged on the nose connecting frame is arranged on the shuttle bar, on one hand, the weaving wire on a wire frame is directly guided on the shuttle box, and the weaving wire is not required to be bended, thereby, the mutual entanglement and whipping together cannot be caused, the suffered pulling force is small and the force distribution is uniform, thus being favorable to the improvement of the quality of weaving; on the other hand, the controlling of the shuttle box on the shuttle bar is executed by the shuttle box controlling mechanism through a computer order, thereby, the driving structure is simple, and the occupied space is small, but the operation is accurate and effective, more shuttle boxes can be arranged on the shuttle bar to meet the needs of more weaving patterns and more complex weaving patterns, so as to provide superior knitting performance for the computerized knitting machine, and to greatly increase the performance-to-price ratio.
Owner:冯加林 +1

Coupling agent heating, extruding and applying device for ultrasonic medicine

The invention discloses a coupling agent heating, extruding and applying device for ultrasonic medicine. The coupling agent heating, extruding and applying device for ultrasonic medicine comprises a device main body, a cover body and a heating pedestal; the device main body is used for accommodating the coupling agent and uniformly applying after extrusion; the heating pedestal heats the couplingagent in the device main body; the cover body covers the applying end of the device main body; and the coupling agent heating, extruding and applying device for ultrasonic medicine accurately controlsthe temperature of the applied coupling agent, facilitates extruding and applying, facilitates uniform application of the coupling agent, and is reasonable in structural design, accurate and efficient in operation and suitable for being popularized and applied in medical institutions.
Owner:JILIN UNIV

Multifunctional percussion hammer for department of neurology

InactiveCN113303830AReduce percussion loadAccurate and efficient percussionPleximetersPhysical medicine and rehabilitationNeurology department
The invention discloses a multifunctional percussion hammer for department of neurology. The percussion hammer structurally comprises a ball cap spring wheel groove, an expansion joint groove sleeve, a ball cap cover groove, a spin lock column end block and a handle column rod.The ball cap spring wheel groove is matched with the expansion joint groove sleeve, and a spherical cover shell of the percussion hammer is matched with a frame disc cylinder groove and a spring wire pipe sleeve to form the distinguishing operation effect of knee-jerk percussion through a large sphere of a spring wire wheel core block and wrist-bending percussion through a small sphere of a ball cover cap groove, so that the impact force is prevented from being too large; and the internal spring wire pipe sleeve is stacked to isolate vibration and unload efficiently, so the overall maneuverability and the hammer body reinforcing and anti-slipping operation effect are improved, wrist recombination caused by long-term percussion of a doctor is reduced, it is guaranteed that follow-up quality operation of the neurology department is in place at a time, judgment interference caused by secondary percussion is avoided, and the medical auxiliary accuracy of the percussion hammer is guaranteed.
Owner:李雪芳
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