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65results about How to "Reduce subjective error" patented technology

Infrared thermal imaging system MRTD objective evaluating method

InactiveCN101275870AReduce subjective errorObjective interpretation and good repeatabilityRadiation pyrometryBiological neural network modelsCcd cameraTar
The invention relates to an objective assessing method for an infrared thermal imager MRTD, belonging to the infrared test field. The method equals the contrast of the feature quantity equalizing value to the contrast of the feature quantity background value C=L<max-bak>/L<tar>; the adjacent range value contrast C<max>=sigma|L<max-tar>-L<max-bak>|/L composes the feature vector to input the BP nerve network to process objective measurement for the infrared thermal imager MRTD parameter. L<tar> is four-bar target average grey value; the L<max-bak> is target (background) grey extremum; the L<max-tar> is four-bar target average grey extremum; L is the average value of the entire area grey. The method uses CCD camera to shoot the monitor, or collects the images directly via the image collecting card from the thermal imager video outputting port; the method also processes the feature vector of the four-bar target and the identifying state, and inputs the BP nerve network to process train. The trained network can process the state identification for the unknown four-bar feature vector and reduce the subjective errors read by human eyes and the errors caused by the weariness, having features of objective read and great repetitiveness.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Leg-bone lower limb force line automatic detection method and device

Provided is a leg-bone lower limb force line automatic detection method. The leg-bone lower limb force line automatic detection method includes the steps of: (1), acquiring CT image data; (2), conducting segmentation and three-dimensional reconstruction on bones of a patient in CT images; (3), regarding a femur three-dimensional model, through a method of using double section planes for acquiringmass centers, determining the positions of femoral head sphere center points; (4), regarding the femur three-dimensional model and a tibia three-dimensional model, by adopting a rigidity and elasticity integrated registration method, acquiring coordinates of knee-joint intercondylar concave center points, tibial plateau center points and ankle-joint center points; (5), through connection lines between femoral head sphere centers and the knee-joint intercondylar concave center points, obtaining femur mechanical axes, and through connection lines between the tibial plateau center points and theankle-joint center points, obtaining tibia mechanical axes; and (6), regarding the femur three-dimensional model or the tibia three-dimensional model, by adopting a method of using iteration for searching for maximum distance points, determining anatomy axes of femurs or tibias. A leg-bone lower limb force line automatic detection device is also disclosed.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Method for establishing water molecule diffusion model in human brain

The invention relates to a method for establishing a water molecule diffusion model in human brain. The method comprises the following steps of: acquiring a cerebral apparent diffusion coefficient image; converting the diffusion coefficient image acquired from nuclear magnetic resonance equipment from a format of DICOM to a format of ANALYZE 7.5; mapping the diffusion coefficient image to a cerebral image template through non-linear registration; segmenting the cerebral apparent diffusion coefficient image into a plurality of anatomical brain regions; calculating a grey-scale average value and a variance of voxels forming each anatomical brain region; and establishing the water molecule diffusion model in the human brain by using a variance analysis and agglomerate T detection method. By the method, defects of overhigh sensitivity and strong objectivity of a method for analyzing a magnetic resonance image based on a statistical parameter mapping of the voxels are overcome. In the invention, a method for researching an extracellular water molecule diffusion pattern in cognitive disorders based on levels of the anatomical brain regions is established, the method is implemented by compiling image processing software. The change of a single voxel caused by accidental factors is avoided, and the subjectivity of determining a cluster threshold is avoided.
Owner:THE AFFILIATED DRUM TOWER HOSPITAL MEDICAL SCHOOL OF NANJING UNIV

Blood microcirculation evaluation device after replantation of severed finger

The invention relates to a blood microcirculation evaluation device after replantation of severed finger, comprising a temperature control box body, a microcirculation blood flow monitoring module, which is used to monitor the blood perfusion of microcirculation in the part of human body to be measured, a microcirculation indirect monitoring module, which is used for monitoring the temperature ofthe part of the human body to be measured, color and surface tension, a blood oxygen monitoring module, which is used for monitoring blood oxygen saturation of human body to be measured; a main control module, which is used for obtaining temperature of the temperature control box, microcirculation blood perfusion monitoring information, temperature monitoring information, color monitoring information, surface tension monitoring information and blood oxygen saturation monitoring information, and obtaining evaluation results; and a display module for displaying the monitoring information and theobtained evaluation result. The blood microcirculation evaluation device improves the objectivity and convenience of evaluating the prognosis of severed finger replantation and reduces the subjectiveerror caused by doctors and nurses.
Owner:南京国科精准医学科技有限公司

Interpenetrating construction effect-raising method of entire cast-in-place outer wall high-rise housing

The invention discloses an interpenetrating construction effect-raising method of entire cast-in-place outer wall high-rise housing. The method comprises the steps of construction at a main body structure construction layer of the N layer; construction at a dismantling construction layer of the N-1 layer; construction at a propped sealing construction layer of the N-2 layer; construction at an inner wall plate construction layer of the N-3 layer; construction at a drainage installation construction layer of the N-4 layer; construction at a pipeline installation construction layer of the N-5 layer; construction at a ceiling putty construction layer of the N-6 layer; construction at a kitchen and bathroom tiles paving construction layer of the N-7 layer; construction at a step and floor tiles paving construction layer of the N-8 layer; construction at an inner wall face first putty construction layer of the N-9 layer; construction at an inner wall face second putty construction layer ofthe N-10 layer; and construction at a staircase construction layer of the N-11 layer. It is guaranteed that the entire cast-in-place outer wall high-rise housing all kinds of professional type of jobscan be in interspersed operation continuously, so that the total construction time is shortened, the work efficiency is improved, and the refinement level of project management is promoted.
Owner:佛山市万科置业有限公司 +1

Bacterial morphology identification system

The invention relates to the technical field of microbial detection, in particular to a bacterial morphology identification system, and aims to solve the problem that the identification of bacterial species and quantities mainly depends on subjective reading by human experts, and the process is time-consuming and error-prone. The technical point thereof is that the system comprises the following parts of a kit; a microscope used to micro-magnify the image of a test sample; a data management workstation in communication with the microscope and used to receive the microscopic image of the test sample, obtain its morphological characteristics after processing and analysis, compare the morphological characteristics with the pre-stored morphological characteristics of bacteria, determine the type of bacteria in the tested sample according to the judgment result, and generate a corresponding identification code; and a mobile terminal in communication with the data management station and usedto get its basic information after receiving the identification code of the detection sample. The invention greatly reduces the workload of the staff, shortens the staff training period, reduces subjective errors, and makes the bacterial detection objective, systematic and standardized.
Owner:SUZHOU BAIYUAN GENT CO LTD

A method and a system for identifying audible noise abnormal data of an alternating-current ultra-high voltage transmission line

PendingCN109948466AReduce the risk of environmental assessmentHigh precisionCharacter and pattern recognitionClustered dataUltra high voltage
The invention provides a method and a system for identifying audible noise abnormal data of an alternating current ultra-high voltage transmission line. The method comprises the following steps: firstly, calculating and determining Euclidean distance data between i environment sensitive targets and a wire, and generating an Euclidean distance data matrix based on the Euclidean distance data; Thenconstructing a to-be-clustered data matrix by splicing the equivalent continuous A sound level data matrix and the Euclidean distance data matrix of the environment sensitive target and the wire; Andafter density clustering is carried out on the to-be-clustered data matrix Ci2 by adopting a DBSCAN algorithm, determining that the matrix containing most elements in the clustering result belongs toeffective data, and classifying the rest part in the clustering result into abnormal data. The method and the system for identifying the audible noise abnormal data of the alternating-current ultra-high voltage transmission line can be applied to real-time processing of large-scale audible noise data, an automatic method is adopted for processing, new subjective errors caused by manual operation are reduced, and the method and the system are high in precision and comprehensive.
Owner:CHINA ELECTRIC POWER RES INST +2

Alternative construction efficiency improvement method for full cast-in-place outer-wall high-rise housing kitchens and baths

The invention discloses an alternative construction efficiency improvement method for full cast-in-place outer-wall high-rise housing kitchens and baths. The method includes the following step of installing a main structure construction layer of the kitchens and baths on the N-th floor, a template detaching construction layer of the kitchens and baths on the N-1-th floor, a top supporting and water stopping construction layer of the kitchens and baths on the N-2-th floor, an inner-wall plate construction layer of the kitchens and baths on the N-3-th floor, a water supply and drainage installation layer of the kitchens and baths on the N-4-th floor, a pipeline installation layer of the kitchens and baths on the N-5-th floor, a ceiling putty layer of the kitchens and baths on the N-6-th floor, a wall tile laying layer of the kitchens and baths on the N-7-th floor, a platform and floor tile laying layer of the kitchens and baths on the N-8-th floor, a door frame base layer of the kitchensand baths on the N-9-th floor, and bath equipment of the kitchens and baths on the N-10-th floor. According to the alternative construction efficiency improvement method for the full cast-in-place outer-wall high-rise housing kitchens and baths, alternative continuous operation of each professional work type of the full cast-in-place outer-wall high-rise housing kitchens and baths is ensured; notonly is the total construction period shortened, but also the work efficiency is improved, and the precision level of project engineering management is improved.
Owner:佛山市万科置业有限公司 +1

Construction method for high-rise housing novel building system under general-control construction period

The invention discloses a construction method for a high-rise housing novel building system under the general-control construction period. The construction method comprises the following steps that foundation construction is conducted; a foundation under layer is constructed till the foundation under layer reaches the plus-or-minus-zero height; an N-layer major structural layer is constructed;an (N-1)-layer template-dismounting layer is constructed; an (N-2)-layer roof-propping water-stopping layer is constructed; an (N-3)-layer inner wallboard mounting layer is constructed; an (N-4)-layer ceiling putty layer is constructed; an (N-5)-layer ceiling suspending layer is constructed; an (N-6)-layer kitchen and bath brick laying layer is constructed; an (N-7)-layer hall and room brick laying layer is constructed; an (N-8)-layer windowsill mounting layer is constructed; an (N-9)-layer wall surface putty layer layer is constructed; an (N-10)-layerindoor door mounting layer is constructed; an (N-11)-layer component mounting layer is constructed; an (N-12)-layer wood floor laying layer is constructed; and an (N-13)-layer clean-keeping land-clearing layer is constructed. According to the construction method for the high-rise housing novel building system under the general-control construction period, compared with a traditional construction method, the construction period can be shortened while the construction quality is guaranteed, the construction method is more suitable for the building construction practice under a current novel building system, all-stage working periods in the whole building process of a high-rise housing are reflected in time, and the construction method has perspectiveness within the industry and is high in practicability.
Owner:佛山市万科置业有限公司 +1

Marketing and distribution through data acquisition system and method based on AR identification technology

The invention relates to a marketing and distribution through data acquisition system based on an AR identification technology. The marketing and distribution through data acquisition system comprisesa power distribution equipment graphic library, an AR data acquisition terminal and a data management server. The invention also relates to a marketing and distribution through data acquisition method based on the AR identification technology, and the method comprises the steps: firstly carrying out the photographing and sampling of different types of power distribution equipment, generating a modeling graph through employing multimedia and computer technologies, and building a massive power distribution equipment graph library; then, when the field data is checked and governed, enabling workers to hold mobile terminals by hands, adopting image recognition and augmented reality technologies to generate the system graph corresponding to the equipment quickly and correctly, and comparing the attributes and parameters of the field equipment acquired from cloud service big data, if the attributes and parameters are consistent with those of the original system graph, completing checking, and if the attributes and parameters are inconsistent with those of the original system graph, performing comparison again after automatic correction until the attributes and parameters are consistentwith those of the original system graph. The system has the advantages of improving the working efficiency, saving manpower and labor, and being safe and reliable in operation and easy to implement.
Owner:JINGHAI ELECTRIC POWER SUPPLY COMPANY OF STATE GRID TIANJIN ELECTRIC POWER +1

Non-metallic inclusion full-view-field quantitative statistical distribution characterization method

The invention discloses a non-metallic inclusion full-view-field quantitative statistical distribution characterization method. The method comprises the steps that S1, establishing an image database composed of non-metallic inclusions, scratches and external interference images; s2, establishing a target detection model based on the non-metallic inclusion characteristic spectrum; s3, carrying outfull-view-field non-metallic inclusion characteristic data automatic collection on the processed surface of the to-be-measured metal material; s4, segmenting and extracting the non-metallic inclusionsin a manner of being accurate to a pixel level; and S5, in-situ quantitative statistical distribution characterization of large-range full-view-field non-metallic inclusions. According to the non-metallic inclusion full-view-field quantitative statistical distribution characterization method provided by the invention, by establishing the target detection model, the non-metallic inclusions in themetal material are subjected to full-view-field recognition and positioning, so that the recognition accuracy can be improved, errors caused by manual recognition are avoided, and the automation levelis relatively high.
Owner:CENT IRON & STEEL RES INST

Full cast-in-situ outer wall high-rise residential building living room interpenetrating construction efficiency-improving method

The invention discloses a full cast-in-situ outer wall high-rise residential building living room interpenetrating construction efficiency-improving method. The full cast-in-situ outer wall high-riseresidential building living room interpenetrating construction efficiency-improving method comprises the following steps that N layers of living room main body structures are constructed; the N-1 layer is subjected to living room formwork-detaching construction; the N-2 layer is subjected to living room erected roof water-stopping; the N-3 layer is subjected to living room inner wallboard construction; the N-4 layer is subjected to living room water supply and drainage mounting; the N-5 layer is subjected to living room pipeline mounting; the N-6 layer is subjected to living room ceiling puttyconstruction; the N-8 layer is subjected to living room balcony and floor tile laying; the N-9 layer is subjected to living room inner wall surface first-time putty construction; and the N-10 layer is subjected to living room inner wall surface second-time putty construction. According to the full cast-in-situ outer wall high-rise residential building living room interpenetrating construction efficiency-improving method, it is ensured that interpenetrating continuous operation of various work types can be conducted during full cast-in-situ outer wall high-rise residential building living roomconstruction, the total construction period is shortened, the working efficiency is improved, and the refinement level of project engineering management is further promoted.
Owner:佛山市万科置业有限公司 +1

Interpenetrating construction effect-raising method of entire cast-in-place outer wall high-rise housing elevator room and staircase

The invention discloses an interpenetrating construction effect-raising method of entire cast-in-place outer wall high-rise housing elevator room and staircase. The method comprises the steps of construction at an elevator room and staircase main body structure layer of the N layer; construction at an elevator room and staircase dismantling construction layer of the N-1 layer; construction at an elevator room and staircase propped sealing layer of the N-2 layer; construction at an elevator room and staircase pipeline installation layer of the N-5 layer; construction at an elevator room and staircase ceiling putty layer of the N-6 layer; construction at an elevator room floor tile paving layer of the N-8 layer; construction at an elevator room masonry layer of the N-9 layer; construction atan elevator room door construction layer of the N-10 layer; and construction at an elevator room construction layer of the N-11 layer. The construction work of the entire cast-in-place outer wall high-rise housing elevator room and staircase is guaranteed; all kinds of professional type of jobs can be in interspersed operation continuously, the total construction time is shortened, the work efficiency is improved, and the refinement level of project management is promoted.
Owner:佛山市万科置业有限公司 +1
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