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97 results about "Statistical software" patented technology

Statistical software are specialized computer programs for analysis in statistics and econometrics. Open-source. gretl is an example of an open-source statistical package. ADaMSoft – a generalized statistical software with data mining algorithms and methods for data ...

Serum specificity metabolite spectrum for patient with lung cancer, and building method thereof

ActiveCN103616450AEasy to handleStrong qualitative analysis abilityComponent separationGas phaseOriginal data
The invention discloses a serum specificity metabolite spectrum for a patient with a lung cancer and a building method thereof, and particularly discloses a method for carrying out liquid-phase/gas-phase chromatography mass spectrometry metabonomics analysis based on the patient suffering from the lung cancer. The method comprises the following steps: collecting fasting blood samples of a healthy and normal detected person and the patient suffering from the lung cancer 7 days before and after an operation, separating by a chromatogram column after processing; extracting and aligning original data of an instrument after adopting mass spectrometry analysis; building a mathematical model to analyze the metabolites spectrum by adopting multivariable data statistical software; comparing with the difference between an average person with the metabolites spectrum of the patient with the lung cancer, so as to determine the specificity metabolite spectrum. By adopting the method disclosed by the invention, the mutation status of the metabolite of the patient with the lung cancer can be generally and comprehensively reflected, and the serum specificity metabolite spectrum can be applied to early diagnosis of the lung cancer or a beneficial technical support is supplied for prognosis.
Owner:HUZHOU CENT HOSPITAL

Cigarette smoke acidity index evaluation model establishment method based on gustation vitality values

The invention relates to a cigarette smoke acidity index evaluation model establishment method based on gustation vitality values, and belongs to the technical field of cigarette evaluation. The method comprises the steps as follows: a gas chromatograph-mass spectrometer is utilized to detect the content of organic acids in mainstream cigarette smoke with an N,O- bis(trimethylsilyl)trifluoroacetamide derivatization method; according to a public reported gustation threshold, the gustation vitality values of the organic acids are calculated so as to recognize key acidity substances in the mainstream cigarette smoke; a cigarette smoke acidity index evaluation model is established on the basis of the key acidity substances in the mainstream cigarette smoke; and human sense evaluation of the cigarette smoke acidity intensity is performed by a cigarette sense technician, and statistical software is adopted to perform fitting effect analysis on the cigarette smoke acidity index and a human sense evaluation value. The cigarette smoke acidity index evaluation model and a human sense evaluation method have an ideal fitting effect, the cigarette smoke acidity intensity is objectively evaluated, and the method can be used for development of the cigarette product flavor technology.
Owner:CHINA TOBACCO YUNNAN IND

Method for judging place of production of traditional Chinese medicinal pulsatilla by using stable isotope ratio

The invention discloses a method for judging the place of production of traditional Chinese medicinal pulsatilla by using a stable isotope ratio. According to the method, the values of N%, C%, sigma 15N and sigma 13C in a pulsatilla sample are measured by an elemental analysis-stable isotope mass spectrometry technology. The method mainly comprises the following steps of constructing a database including N%, C%, sigma 15N and sigma 13C of the pulsatilla sample in the real place of production by measuring the values of N%, C%, sigma 15N and sigma 13C in the pulsatilla samples in different places of production; measuring the values of N%, C%, sigma 15N and sigma 13C in an unknown place of production; performing Fisher judgment analysis by statistical software, and running a program to judge the real place of production of the pulsatilla sample in the unknown place of production. According to the method disclosed by the invention, the method for accurately judging the place of production of the pulsatilla can be constructed by the elemental analysis-stable isotope mass spectrometry technology, so that the technical difficulty in tracing of the place of production of traditional Chinese medicines in China can be solved; the benefit of a customer can be protected, and the traditional Chinese medicine industry can be developed in a healthy and ordered way.
Owner:SHANGHAI JIAO TONG UNIV

Method for building cigarette bitter taste index evaluation model based on taste activity value

The invention relates to a method for building a cigarette bitter taste index evaluation model based on a taste activity value. The method for building the model comprises the steps of 1) selecting a representative substance of which the alkaloids are the cigarette bitter taste and performing quantitative analysis by gas chromatography-mass spectrometry to obtain a free alkaloid detection result, 2) measuring the bitter taste threshold of each alkaloid in water medium by 3-AFC, calculating the alkaloid taste activity value (TAV) and identifying cigarette key bitter taste substances, 3) building the cigarette bitter taste index evaluation model based on the cigarette key bitter taste substances, and 4) performing fitting effect and model verification analysis on the cigarette bitter taste index and a human body sensory evaluation score by use of Origin 8.5 statistical software. A relatively ideal fitting effect of the built cigarette bitter taste index evaluation model and the human body sensory evaluation is achieved, objective evaluation on the cigarette bitter taste intensity is realized, and technical support can be provided for cigarette bitter taste mechanism revealing, bitter inhibitor development and cigarette bitter taste evaluation.
Owner:CHINA TOBACCO YUNNAN IND

Method for optimizing process parameters of angelica sinensis total flavonoid extraction with response surface methodology

The invention discloses a method for optimizing process parameters of angelica sinensis total flavonoid extraction with response surface methodology. According to the method, extraction duration, a solid-liquid ratio and ethanol content with greater influence on the total flavonoid extraction rate are selected on the basis of a single-factor experiment with an ultrasonic assisted extraction method and are investigated, a quadratic polynomial equation model about a relationship between the total flavonoid extraction content and three factors is established with the response surface methodology, a three-dimensional surface diagram is drawn and comprehensively analyzed, and following optimal technological conditions are obtained: the extraction time is 60 min, the solid-liquid ratio is 1:30g / ml, and the ethanol content is 80%. The optimization experiment and the data analysis are performed simply and reliably with central composite design and the response surface methodology by the aid of statistical software Design Expert 7.0.0, the process parameters of the total flavonoid extraction of Mingui No.3 are optimized, and a better effect is realized; with the adoption of the method, reference is provided for evaluation of inherent quality of the Mingui No.3, and a foundation is laid for popularization and application of a new variety of angelica sinensis.
Owner:GANSU UNIV OF CHINESE MEDICINE

Subway station clustering and regression analysis method and system based on POI data and passenger flow data

The invention provides a subway station clustering and regression analysis method and system based on POI data and passenger flow data. The method includes: collecting the quantity of POI with different functions around the subway station through the statistical software of GIS, counting the daily average passenger flow in and out of the subway station based on AFC card swiping data, and generating the data set to be processed. Based on the different POI quantity around the subway station, classifying the service intensity grade of subway station by a clustering method; taking the daily average passenger flow as dependent variable and the POI quantity as independent variable, through regression analysis, seeking the influence relationship between the POI types and quantity around the subway station and the passenger flow of the subway station. The method and the system provided by the invention adopt POI data and AFC card swiping data, combine the dynamic data and the static data, candirectly and effectively measure the scale of a subway station, and comprehensively analyze the functional positioning and service level of different subway stations. According to the different typesof subway stations, the invention puts forward some suggestions to deal with different passenger flow characteristics.
Owner:BEIHANG UNIV

Multi-information collection and release integrated intelligent roadside information terminal for expressway

A multi-information collection and release integrated intelligent roadside information terminal for an expressway includes an intelligent information display platform, a lane-level multi-target traffic detector, a weather detector and an LED information display screen. The intelligent information display platform includes a control system and a display unit, i.e. an intelligent LED display screen.The lane-level multi-target traffic detector includes a microwave transceiver or a video acquisition transmitter, a traffic data analysis statistical software module and a communication interface. The intelligent information display platform reserves a video monitoring installation point, and is provided with power supply, data transmission and control signal channels. The control end of the control system of the intelligent information display platform is connected with the controlled ends of the LED display screen, the lane-level multi-target traffic detector and the weather detector to achieve centralized on-site control. The control system of the intelligent information display platform is connected with the communication interface of the lane-level multi-target traffic detector and the weather detector to achieve data exchange with the lane-level multi-target traffic detector and the weather detector. The traffic control data collection construction cost and device maintenance cost of the expressway are saved.
Owner:南京逸杰软件科技有限公司

Fire hazard automatic alarming monitoring system

InactiveCN101236687AImprove automated early warning capabilitiesEliminate Payable ChecksFire alarmsInformation dataSerial port
The present invention discloses an automatic fire alarming monitoring management system, consisting of a network monitor, an intelligent alarm receiving card and monitoring management software. The network monitor consists of an automatic fire alarming system for field acquisition network users, a mainboard, a communication board and a power panel and can transform information into telephone network signals and transmit the signals to a monitoring center in real time through a public telephone network. The system is characterized in that: the mainboard consists of a mainboard CPU, a program storage chip, a clock chip, a serial port chip, a watchdog chip, a black box, a memory chip, a gate, a driver and an address latch; the communication board consists of a communication board CPU, a watchdog, a dial-up chip, a decoding chip, an address latch and a door; the power panel consists of a comparator, a voltage converter chip and a voltage stabilizing core; the intelligent alarm receiving card is a 16-line high density analog speech interface card which can be configured flexibly; the arrangement of the intelligent alarm receiving card adopts a mainboard PCI slot and utilizes the transmission mode of a telephone network (PSTN); the monitoring management software comprises alarm receiving software, remote maintenance software, fault processing software, patrol software, GIS geographic information database system software, 119 fire alarm information confirmation display terminal interface software and query statistical software; the system improves automatic early warning capability of a fire command center, reduces the loss caused by delayed alarm, is stable and normal in operation and effective in exerting early warning function, avoids the occurrence of serious fire accidents, and early discovers fire hazard at the same time.
Owner:王凤华

Intelligent roadside terminal ad-hoc network information negotiation issuing system

ActiveCN108205905ARealize unified data interactionRealize unified data interaction with weather detectorsArrangements for variable traffic instructionsDetection of traffic movementCommunication interfaceTransceiver
An intelligent roadside terminal ad-hoc network information negotiation issuing system suitable for an expressway includes a roadside intelligent traffic information terminal distributed on the side of the expressway. The roadside intelligent traffic information terminal comprises an intelligent information display platform, a lane-level multi-target traffic detector and a weather detection unit.The intelligent information display platform includes an intelligent control unit, a display unit, a power supply unit and a networking communication unit. The lane-level multi-target traffic detectorincludes a microwave transceiver, a traffic data analysis and statistical software module, a communication interface, a weather detection unit and a communication interface. The intelligent control unit is in physical connection with the display unit, the networking communication unit, a vehicle traffic detector or/and the lane-level multi-target traffic detector, the traffic data analysis and statistical software module and the weather detection unit. The power supply unit supplies power to all other units. A platform is arranged to bear the intelligent control unit, the display unit, the lane-level multi-target traffic detector and the weather detector in an integrated mode.
Owner:JIANGSU GENTURE ELECTRONICS INFORMATION SERVICE CO LTD

Method for identifying muscat production place based on mineral element fingerprint technology

The present invention discloses a muscat production place identifying method, which comprises: (1) collecting grape samples from muscat main production area production places such as Tianjin Chadian, Hebei Changli and Shandong Dazeshan; (2) homogenizing the grape sample, and carrying out digestion to achieve a clear state; (3) detecting the concentrations of K, Na, Ca Fe, Mn and Cu in the digestion solution, wherein the concentrations are sequentially marked as XK, XNa, XCa, XFe, XMn and XCu, and the unit is mg/kg; (4) carrying out statistical analysis on the detected data by using a SPSS statistical software, and establishing discriminant models (1)-(3); and (5) substituting the detected data of the six grape sample elements into the discriminant models (1)-(3) so as to obtain the YChadian, the YChangli and the YDazeshan, wherein the muscat production place is the production area having the maximum value in the YChadian, the YChangli and the YDazeshan. According to the present invention, the discriminant models are established through the six elements, the types of the elements are less, the elements are the conventional elements, the method is simple, the detection cost is reduced, and the determining correct rate is more than or equal to 90%.
Owner:TIANJIN INSTITUE OF QUALITY STANDARD & TESTING OF AGRICULTUAL PRODS

Method for identifying origin of atractylodes based on stable isotope ratios

The invention discloses a method for identifying the origin of atractylodes based on stable isotope ratios and particularly relates to the origin identification field. The method comprises steps thatS01, multiple atractylodes samples of different real origins are selected; S02, a stable isotope ratio A of each of the atractylodes samples is measured, a stable isotope ratio database of the atractylodes samples from the real origins is constructed; S03, according to the stable isotope ratio database of the atractylodes samples from the real origins, the statistical software is utilized to perform orthogonal partial least squares identification analysis, and a traceability model for the origin is established; S04, an to-be-tested atractylodes sample of the unknown real origin is selected, and a stable isotope ratio B of the atractylodes sample from the unknown origin is determined; and S05, the stable isotope ratio B obtained above is inputted as an input value to the origin traceabilitymodel, and the corresponding origin discrimination result is obtained and outputted. The method has advantages of high identification accuracy, small quantity of detection indexes, simple sample pre-processing and small amount of samples.
Owner:NINGBO ACAD OF SCI & TECH FOR INSPECTION & QUARANTINE +1

Molecular marker closely related to rape humidity resistance, preparation method and application thereof

InactiveCN101845497AIncreased moisture resistance levelsAccelerate the pace of genetic improvement of moisture resistanceMicrobiological testing/measurementLinear regressionBiology
The invention discloses a molecular marker closely related to rape humidity resistance, a preparation method and application thereof. The preparation method comprises the following steps: (1) taking Zhongshuang No.9 and GH01 greatly different in humidity resistance as parents and obtaining an F2 colony through hybridization and bagging selfing in turn; (2) using a CTAB method to extract DNA of the parents and single-plant leaves of the F2 colony and adopting primers to perform PCR amplification and electrophoresis detection to obtain molecular-marker data; (3) using a seedling-stage anaerobic method to determine the index of seedling-stage humidity resistance of F2 single-plant seeds; and (4) performing association analysis on the molecular-marker data and the humidity-resistance index of the colony by using a multiple linear regression module in statistical software, namely SPSS software, and screening according to standards of a regression significance P of less than 0.05 and a contribution rate of more than 10 percent to obtain the molecular marker BnGMS130-350. The method is easy to implement and simple to operate, solves the problems that conventional breeding methods are high in workload of identifying moisture damage, long in cycle, susceptible to environment, and the like, and effectively speed up the steps of the genetic improvement on rape humidity resistance.
Owner:INST OF OIL CROPS RES CHINESE ACAD OF AGRI SCI
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