111results about How to "The result is objective and accurate" patented technology

The invention relates to an automatic white wine blending system utilizing real-time odour detection and flow control; the blending proportion is controlled through an odour detection result, so that automatic blending of different flavoured wines and vintages is realized; blending of finished wine having special flavour can be rapidly completed by utilizing raw material wines of different batches without identification of wine tasters for many times; and the produced finished wine has the advantages of being precise in flavour and easy to adjust. The automatic white wine blending system based on odour control disclosed by the invention mainly comprises a raw material tank, a blending tank, a finished product tank, a pipeline system and an industrial computer control platform. The basic flow is as follows: measuring and demarcating odour of raw material wine, and recording in a database; demarcating odour characteristics of expectantly blended finished wine (sample), and determining a pre-blending proportion; blending by controlling the proportion of basic wine through a turbine flowmeter and an electromagnetic valve; sampling gas in the upper layer from the blending tank in real time in the blending process, and analyzing odour; and blending and correcting for many times in the later period so as to finally obtain expectant odour indexes, and storing in the finished good tank.

The invention relates to a device for detecting mechanical property and electric safety performance of an electrical connector. The device comprises an upper computer, a three-axis movement unit, a monitoring unit, a clamp, a testing unit, a movement control unit and a cabinet. According to the device, mechanical property and electric safety performance of the electrical connector can be simultaneously detected, and the to-be-tested jack of the electrical connector is once inserted and extracted by the testing unit, so that insertion force and withdrawal force of the jack and leakage current under testing voltage can be measured. All jacks of the electrical connector can be automatically detected by the device, the detection efficiency is high and the detection result is objective and accurate.

The invention relates to the field of computers, in particular to a method for analyzing the proportion of PD-L1 positive tumor cells in non-small cell lung cancer and storage equipment. The method for analyzing the proportion of the PD-L1 positive tumor cells in the non-small cell lung cancer comprises the following steps: acquiring a section to be dyed; carrying out immunohistochemical stainingoperation on a tumor cell marker; carrying out immunohistochemical staining operation on a specific marker; obtaining a first region of interest, obtaining feature points, and calculating the total number of tumor cells according to the number of the feature points; obtaining feature points according to a second region of interest, and calculating the number of tumor cells stained by the specificmarker according to the feature points; and calculating the positive proportion fraction of the tumor cells according to the total number of the tumor cells and the number of the tumor cells dyed by the specific marker. In the whole process, a pathologist does not need to perform manual interpretation, so that the obtained result is more accurate and objective, and the efficiency is higher.

The invention discloses an automatic voice response speed analysis method. The method comprises the following steps: acquiring a test log, wherein the test log is generated in a voice response processing process and comprises a process identifier and a time stamp corresponding to the process identifier; and analyzing the test log, and generating and outputting a response speed analysis report. According to the other aspect of the invention, the invention provides an automatic voice response speed analysis system. According to the method and the system provided by the invention, the tedious workload of manually recording an awakening or identifying result by a tester in the prior art is avoided; the efficiency is greatly improved; the more objective and accurate result is obtained through data analysis; the operation is simple and convenient; and the accuracy is high.

The invention relates to a variation coefficient gray correlation degree based short circuit current suppression scheme evaluation method. The variation coefficient gray correlation degree based short circuit current suppression scheme evaluation method comprises the following steps of step 1, determining evaluation indexes of every short circuit current suppression scheme; step 2, establishing an evaluation matrix and calculating the weight of every index; step 3, performing analysis on the gray correlation degree of every short circuit current suppression scheme. According to the variation coefficient gray correlation degree based short circuit current suppression scheme evaluation method, factors such as the current limiting effect, the influence on the safety of a power grid and the economic cost of various short circuit current suppression measures are comprehensively considered, the weight of every evaluation index is calculated by a variation coefficient method, the evaluation is performed on the 220 kV power grid short circuit current suppression schemes through the gray correlation degree analysis, and an optimal solution is determined according to the sorting of the calculated gray correlation degree of every scheme.

The invention provides a cell fixation solution, detection kit and method for human respiratory tract pathogen infection flow cytometry detection. The cell fixation solution is a PBS solution containing formaldehyde with the volume fraction of 0.1-1% and methyl alcohol with the volume fraction of 60-80%, and the pH of the cell fixation solution is 7.2-7.4. The kit comprises the cell fixation solution, a cell permeating agent and at least one kind of monoclonal antibodies of a human respiratory tract pathogen to be detected, each kind of monoclonal antibodies of the human respiratory tract pathogen to be detected is marked with fluorescein, and different human respiratory tract pathogens to be detected are provided with different fluoresceins. The detection process is automatic, labor cost is saved, the result is objective and accurate, single-sample multiple detection can be achieved, and the pathogen infection condition can be better reflected.

The invention discloses a detection method of hepatitis B virus drug-resistant mutation, and relates to hepatitis B viruses. The detection method comprises the following steps: 1) designing a PCR amplification primer in a relatively conservative area on an HBV (hepatitis B virus) polymerase gene sequence; 2) designing a fluorescent probe which can cover HBV drug-resistant mutation sites; 3) identifying characteristic melting-point temperature values of the fluorescent probe and the PCR amplification product after hybridization by virtue of a melting curve analysis technology; and 4) judging whether the drug-resistant mutation occurs in the prepared HBV polymerase gene sequence, and identifying the type of the HBV drug-resistant mutation. The detection method is comprehensive in the coverage of drug-resistant mutation sites, high in detection efficiency and short in consumed detection time; the detection adopts homogeneous detection and closed-tube operation; the detection method is simple to operate and high in detection throughput; and the detection method is high in detection specificity and is capable of judging and reading results easily.

The invention provides a reagent for evaluating postoperative prognosis and chemotherapy sensitivity of stomach cancer. The reagent comprises a first antibody for detecting CD3, a first antibody for detecting CD8, a first antibody for detecting CD45RO, a first antibody for detecting CD66b and a second antibody marked by horse radish peroxidase. The purpose of predicting prognosis and chemotherapy sensitivity of a patient after tumor is cut through operation can be achieved by comprehensively analyzing the expression levels of antigen of the four first antibodies in invasion edges and tumor centers of stomach cancer specimens. The invention provides a method for evaluating postoperative prognosis and chemotherapy sensitivity of stomach cancer, the method provided by the invention is very developed, simple, convenient and visible in operation process and easy to repeat, and can be completed by common technicians. Due to semi-automatic image quantitative analysis of artificial assistance, the result is objective and accurate and is prior to that of artificial semi-quantitative analysis. By adopting the method, the postoperative prognosis and chemotherapy sensitivity evaluation of stomach cancer can be very well evaluated.

The invention provides a comprehensive evaluation method and device for an intelligent park energy utilization scheme. The method comprises the following steps that: according to the evaluation matrixof a pre-established evaluation index system, constructing a standard evaluation matrix; according to the standard evaluation matrix, using an entropy weight method to calculate the weight of each index; according to the weight of each index, calculating a comprehensive effect index; and analyzing and comparing relative proximity indexes in the comprehensive effect index of each scheme to comprehensively evaluate each scheme. The evaluation device comprises an index system creating unit, an evaluation matrix construction unit, a standard processing unit, an entropy weight calculation unit andan analysis and comparison unit. By use of the technical scheme provided by the method, the effect indexes of different properties and different dimensions are combined into the relative proximity index, and the relative proximity index is analyzed and compared to realize the evaluation of the comprehensive effects of different energy utilization schemes.

The invention discloses an automatic counting device for fetal movement, including the host, sensor, belt, and wireless receiver. The described host consists of the circuit board, battery, power switch, wireless transmitter module, low-voltage indicator light and working state indicator light; the described sensor is composed of the pressure sensor and sensor wire; the described wireless receiver consists of the wireless receiving module, display, sound alarm circuit, optical alarm circuit, batteries, and power switch; the described pressure sensor connects the host via the sensor wire; the described host transfers data to the wireless receiver via the wireless signal transmission method. The invention has small size, which is easy to carry. It can automatically record the number of fetal movement with objective and accurate result. When any abnormal fetal movement occurs, it will give an alarm immediately so that pregnant women can accept medical treatment timely, greatly reducing the risk of fetal death.

The invention provides a comprehensive evaluation method and system for camera performance. The method comprises steps as follows: at least two stages of evaluation parameters for evaluating the camera performance are determined in advance, each current-stage evaluation parameter corresponds to at least one or more next-stage evaluation parameters, and the scoring standard of each last-stage evaluation parameter is determined; first weight and second weight of each last-stage evaluation parameter are acquired respectively; comprehensive weight of each last-stage evaluation parameter is determined according to the first weight and the second weight of each last-stage evaluation parameter; a comprehensive score of the to-be-evaluated camera performance is acquired according to the comprehensive weight of each last-stage evaluation parameter and a score of each last-stage evaluation parameter of a to-be-evaluated camera. According to the method, weight of each evaluation parameter is acquired from the subjective point of view and the objective point of view, and the comprehensive weight is obtained through comprehensive consideration, so that the finally obtained result is more objective and accurate and conforms to actual conditions.

The invention relates to a method of simultaneous detecting the numbers of human chromosomes 21 and 18 utilizing multiple and real time relative quantitative fluorescence PCR. A relative quantitative method using real time fluorescence PCR technology to compare CT values is applied, which is deta CT value method. Partial fragments of APP and TYMS genes on chromosomes 21 and 18 are internal mutual reference in the same tube, and are amplified simultaneously; deta CT value of the two amplification products is calculated; the relative value of deta CT to template is adjusted; and the deta CT value is used to determine the numbers of human chromosomes 21 and 18. The invention possesses the advantages of: automatic closed tube operation, simplicity, rapid speed, low cost, no pollution, large flux, high specific and sensitive detection, reliable accuracy, and simultaneous detection of the number of human chromosomes 21 and 18.

The invention relates to the field of medical equipment and provides an intelligent medical ultrasonic image processing equipment, a system and a method. The equipment is characterized by comprising an image acquisition device, an image receiving device, an image classifying device, a general image processing device, a first algorithm database, an analytical judgment device, a display device, an ultrasonic image processing device and a second database. The equipment, the system and the method have advantages of low cost, high intelligent level, objectivity and accuracy of results, clearness in image processing, learning ability and the like.

The invention discloses a method for measuring molecular weight of guar gum based on headspace gas chromatography. The method comprises the steps: preparation of samples, establishment of standard curves, detection of samples, calculation of results and the like. Firstly, when the molecular weight of the guar gum is detected by adopting the method, more samples are not needed, the using amount ofthe samples is less, and standard samples with similar structures are not needed; secondly, more operations on guar gum solutions are also not needed in a determination process, a certain quantity ofguar gum solutions are only weighed and put behind a headspace bottle so as to continuously perform headspace gas chromatography for three times, and then chromatographic signal values are substitutedinto the standard curves which are built in advance so that the molecular weight of the guar gum is worked out; therefore, the determination of the molecular weight of the guar gum is carried out byadopting the method, so that operation processes can be simplified, and the testing time is greatly shortened; thus, a detection result can be worked out instantly, and the result is objective and accurate.

The invention provides a rehabilitation function assessment device and method based on a depth camera and a virtual reality technology. The device includes a depth camera, a data processing module anda display module. Depth image information of a joint motion acquired by the depth camera is transmitted to the data processing module for the following processing: joint point three-dimensional coordinates are extracted, joint angle related parameters are calculated according to the joint point three-dimensional coordinates, and joint movement capability evaluation is performed by combination with the joint angle related parameters; and the data processing module further includes a virtual reality training sub-module which is used to convert a continuously-acquired depth images into virtual model images and displaying the virtual model images in the display module. The rehabilitation function assessment method is further provided. According to the rehabilitation function assessment deviceand method, the quantification and automation of the rehabilitation function assessment are achieved, the entire process does not require the participation of other people, and a patient can completethe assessment according to instructions, and the habilitation function assessment device and method save time and labor, reduces costs and can be used in homes and other occasions.

The invention provides a method and system for calculating the bearing capacity of an isotropic double-pipe concrete column, and the method comprises the steps: 1, obtaining the calculation parameters of the double-pipe concrete column, including the Poisson's ratio and the elastic modulus of internal core concrete and external interlayer concrete, and the Poisson's ratio, the elastic modulus, the inner diameter and the wall thickness of an internal pipe and an external pipe; 2, establishing stress and deformation relations among all the parts; 3, substituting calculation parameters into the step 2 to obtain the extrusion stress between the parts; and 4, solving the bearing capacity based on the calculation parameters obtained in the step 1 and the result obtained in the step 3. According to the method, the stress and deformation of each part are analyzed, a deformation coordination equation is established, the radial extrusion stress between the components is solved, and then the load borne by each component is solved, so that the influence on the bearing capacity calculation result due to the fact that each part cannot reach the respective peak stress at the same time can be more truly reflected, and the result is more accurate.

The invention discloses a method for determining the alpha-, beta- and gamma- cellulose contents in dissolving pulp. The specific method utilizes phase-inversion headspace gas chromatography to determine the alpha-, beta- and gamma- cellulose contents in the dissolving pulp and comprises the steps of 1 sample pretreatment; 2 establishment of a standard curve; 3, sample detection performed by adopting the headspace gas chromatography; 4, result calculation. The method utilizes a phase-inversion headspace gas chromatography analysis means to determine a chromatographic signal value of carbon dioxide converted after oxidation reaction of all components and indirectly obtain the alpha-, beta- and gamma- cellulose contents in the dissolving pulp and is high in determination speed, and analysis results are objective and accurate. The operation process is greatly simplified, the testing time is shortened, and objective and accurate detection results can be instantly presented on the spot. The method is especially suitable for analysis of large quantities of samples in a laboratory and timely monitoring of the alpha-, beta- and gamma- cellulose contents of a bleached pulp sample in a workshop of a plant.

The invention discloses an embedded piezoelectric branch damping optimization design method aiming at a universal blade disk structure, belonging to the technical field of aero-engine vibration suppression. Firstly, the finite element model of the first blade-disk sector in the blade-disk structure is established, and the parameters of the embedded piezoelectric branch damping optimization are inputted. Then the periodic boundary conditions are set for analysis, and all the alternate elements of the components on the pre-analysis part are sorted, and projected back to the same components on the first blade disk sector as the pre-analysis part. Replacing the materials of all the alternate units of the components of the first blade disk sector with piezoelectric materials in order, and connecting all the piezoelectric materials of the replaced components into a whole by means of electric circuits; finally, the modal analysis results are extended to the whole blade disk, and the modal electromechanical coupling coefficients of the whole blade disk are calculated. By electromechanical coupling, the damping of the blade disk structure is optimized. The invention realizes batch setting and greatly reduces workload.