62 results about "Consistency index" patented technology

PCT No. PCT/JP96/02454 Sec. 371 Date Aug. 7, 1997 Sec. 102(e) Date Aug. 7, 1997 PCT Filed Aug. 30, 1996 PCT Pub. No. WO97/12987 PCT Pub. Date Apr. 10, 1997The present invention relates to a process for the production of cellulosic material which comprises culturing a cellulose-producing bacterium while maintaining the internal pressure within the fermentation tank at about 1.1 kg/cm2 A or more, preferably at about 1.2 kg/cm2 A or more, more preferably at about 1.5 kg/cm2 A or more, generally in the later stage of the cultivation (the growth decline phase and stationary phase), namely, at the stage where a concentration of the cellulosic material in a culture medium reaches about 10 g/L or more, preferably about 12 g/L or more; at the culturing stage where an apparent density of the culture medium at 10 rad/s or 1 l/s reaches about 10 Pa.s or more; at the culturing stage where the K value (consistency index) reaches about 10 Pa.sn or more considering that rheology follows the Power law model; or at the stage where the oxygen-demand of the culture medium reaches about 35 mmol/L.hr or more.

The invention discloses a method and a device for detecting consistency of a panoramic camera, which are used for the technical field of panoramic cameras. The method comprises the following steps of carrying out frame extraction on a video shot by the panoramic camera, wherein the video is shot under the environment that each camera of the panoramic camera is at the same brightness and faces to the same standard reference; obtaining a mean gray value of a video image obtained by frame extraction, respectively obtaining a difference between each obtained mean gray value and a gray reference value corresponding to the mean gray value and taking a sum of all differences as a brightness consistency index parameter; obtaining a color value of the standard reference shot by each camera in the video image obtained by frame extraction and a mean square error of a color reference value corresponding to the color value, and taking a sum of all mean square errors as a color consistency index parameter. According to the method and the device, a consistency effect of the panoramic camera in the aspects of brightness and color can be effectively evaluated and quantized.

The invention provides a crowd safety index calculation method based on an image recognition technology, and relates to the field of pedestrian safety. According to the crowd safety index calculation method based on the image recognition technology, video images are acquired through a camera preset in a monitoring area, three parameters of the crowd density index, the crowd movement consistency index and the crowd movement speed index are extracted from the video images, and the crowd safety index is finally calculated by using the three parameters. The crowd safety index objectively reflects the probability of safety problems in the specific subarea within the scheduled time in the future. The crowd movement speed index and the crowd movement consistency are considered and then the crowd safety index can be more objectively and accurately estimated so that a great basis is provided for subsequent determination of an evacuation scheme.

An object is to ensure clear and easy quantification of the textures such as metallic texture and shiny texture of pearl pigment and to rationalize comparison inspection between an inspection object and a reference object. A coloring inspection apparatus 1 includes a camera 2 that is configured to have three spectral sensitivities (S1(λ), S2(λ), S3(λ)) linearly and equivalently converted to a CIE XYZ color matching function, an arithmetic processing unit 3 that is configured to obtain and compute coloring data by conversion of an image which has three spectral sensitivities and is obtained by the camera 2 into tristimulus values X, Y and Z in a CIE XYZ color system, and lighting units 6 that are configured to illuminate an automobile 5 as an example of measuring object. The coloring inspection apparatus 1 computes a color distribution consistency index that represents a ratio of overlap of two xyz chromaticity histogram distributions of an inspection object Q and a reference object R, so as to inspect color.

The invention discloses a pavement performance evaluation method based on the pavement use performance and material performance. The method comprises the following steps: detecting the pavement damage, a rut, a flatness value and a skid resistance performance; calculating a use performance index; carrying out coring on an evaluated pavement; collecting a uniaxial repeated direct tensile test and determining a fatigue parameter correction parameter; determining the number of rheological times by adopting a two-step secant method; determining apavement performance index, the rheological frequency and Marshall stabilityall evaluated road sections; constructing evaluation indexes of all evaluated road sections to form a matrix; constructing a standardized matrix and constructing an index maximum gray matter element; calculating an association degree matrix; calculating a determination matrix; calculating a maximum feature value according to the determination matrix and measuring the matrixconsistency by adopting a consistency index; determining an evaluation index weight matrix; determining the association degreesbetween all road sections and an optimal matter grey element; and evaluating the pavement performance of each road section according to the association degree between each road section and the optimal matter grey element. Therefore, the maintenance priority sequence of the road section can be determined and maintenance funds can be utilized reasonably.

The invention discloses an AGF method for evaluating the use performance of the runway pavement of a highway based on the safe use of an aircraft. According to four indexes, namely the pavement surface condition, the flatness, the anti-sliding performance and the bearing capacity, of asphalt pavement use performance comprehensive evaluation, a factor set O of a pavement evaluation index system evaluation object is constructed, a judgment matrix A is constructed, an index weight set W is calculated, the maximum characteristic root of the n-stage judgment matrix A is set as lambdamax, a consistency index CI is defined, a consistency ratio CR is calculated, and the total ranking weight, relative to the target layer, of all the layers is calculated; a gray method is used for calculating the grey weight value R, a weighting subset W and a single factor fuzzy subset R are used for compound operation to obtain a fuzzy synthetic evaluation matrix B, and an evaluation result M is calculated, wherein the result is excellent when M is more than or equal to 7.80, the result is good when M is more than or equal to 7.15 and less than 7.8, the result is just well when M is more than or equal to 6.60 and less than 7.15, and the result is poor when M is less than 6.60. The AGF method has the advantage that a quantitative judgment standard can be provided for the safety performance of the runway of the aircraft.

A method of modifying the rheological properties of a fluid include adding to the fluid at least one polymer that is the reaction product of at least one water soluble, allyic monomer and at least one structure inducing agent. The polymer is adapted to increase the viscosity of the fluid and to impart non-Newtonian characteristic to the fluid. Non-Newtonian characteristics are, for example, evidenced by the fluid exhibiting an n value of less than 1 upon addition of the polymer as determined by the equation τ=Kθⁿ, wherein τ is shear stress, θ is and shear rate and K is a flow consistency index.

The invention discloses a multi-shaft cooperative control method based on online compensation and used for a high-accuracy liquid-phase pump. Through the control method adopting online compensation for motor parameters and cooperative running of multi-shaft motors, stable constant-flow conveying flow rate accuracy consistency index and pulsatility index of a liquid chromatograph taking the high-accuracy liquid-phase pump as a core can be kept under different working conditions and medium conditions; the problems that the flow rate accuracy and the flow rate conveying consistency are low, the pulsation rate is high, and the running parameters cannot be compensated off line, of an existing liquid-phase pump are overcome; and high accuracy and stable working condition are achieved.

The invention provides an urban education service facility evaluation optimization method. The method comprises the steps of extracting and integrating basic data and traffic big data of geographicalnational condition elements, calculating and determining a basic evaluation index system of urban education service facilities, performing service capability analysis, accessibility analysis and education equalization analysis, and quantitatively measuring the supply degree of the education facilities in multiple dimensions. Based on the traffic big data, according to the distribution condition ofschools and communities in a city, identifying blind areas of education service facilities; comprehensively evaluating the reasonability of the school zoning by utilizing the consistency index, the school space dominance index, the service blind area, the school district service scale, the service population quantity and the characteristic population quantity; and optimally configuring schools towhich the planning unit belongs according to a majority principle based on the blind area and the traffic big data and the conditions of schools to which all the communities belong in the planning unit. According to the invention, the current situation of urban education service configuration can be automatically evaluated and predicted, and an optimal configuration scheme is provided.

A multi-source signal separation method based on non-negative tensor decomposition For multi-source vibration signal data, the optimal window length is determined based on the average information entropy method, and then the three-dimensional time-frequency tensor distribution is constructed by adopting short-time Fourier transform on the basis of the optimal window length. The optimal number of source signals is selected by using iterative steps, convergence error and kernel consistency index, and the non-negative tensor decomposition is carried out according to the optimal number of source signals. The time-frequency matrix distribution of source signals is reconstructed by using the matrix obtained from the decomposition, and then the source signals are obtained by short-time inverse Fourier transform. The invention can accurately extract the source signal from the mixed signal.

The embodiment of the invention provides a classroom teaching effect evaluation method and device. The method includes: collecting electroencephalogram data of all classroom participants in the same time period through the same collection frequency; calculating the correlation between the electroencephalogram data of every two classroom participants, taking the correlation as a consistency index between the electroencephalogram data of every two classroom participants, finally obtaining the consistency index between the electroencephalogram data of all the classroom participants through a method of calculating an average value, and evaluating the classroom teaching effect through the consistency index. According to the method and the device, the classroom teaching effect is evaluated basedon the consistency among the electroencephalogram data of all the classroom participants; the method and device overcome the limitation of classroom teaching effect evaluation based on electroencephalogram data of a single classroom participant in the prior art, can effectively and accurately evaluate the classroom teaching effect so as to ensure the accuracy of the classroom teaching effect evaluation result, and can be widely applied to evaluation of other group activities.

The invention discloses a mountainous region wind power farm model blower fan mechanical power calculating method based on wind speed variation coefficient. The mountainous region wind power farm model blower fan mechanical power calculating method includes the steps: 1) according to the wind energy data, constructing a mountainous region wind power farm wind speed space-time characteristic parameter list; 2) selecting one condition S, and acquiring a wind speed non-consistency index (wind speed variation coefficient) sigma s and the confidence level CL, so as to calculate the upper quantile sigma u and the lower quantile sigma l; 3) combining with the wind speed space distribution type WSD in the mountainous region wind power farm wind speed space-time characteristic parameter list to respectively calculate the wind speed of each unit corresponding to the sigma s confidence interval; 4) selecting the wind speed time distribution type WTD, and determining the correlated parameters; and5) respectively calculating the mechanical output power of the units corresponding to the sigma s confidence interval. The mountainous region wind power farm model blower fan mechanical power calculating method based on wind speed variation coefficient solves the technical problems that the prior art is short of the index reflecting the mountainous region wind power farm wind speed non-consistency, and cannot realize quantitative evaluation and usage of the wind speed non-consistency space distribution characteristics, and the like.

The invention relates to a service flow distributing method for terminal collaboration. The service flow distributing method comprises the steps that parameters obtained when multiple terminals participating in collaboration download target files respectively are obtained; normalization processing is conducted on the parameters according to the number of the terminals, and normalization parameters are generated, wherein the normalization parameters include the normalization downloading rate, the normalization delay, the normalization packet loss, the normalization energy and the normalization cost; a comparison matrix is constructed according to the normalization parameters and the preset sensitive degree on the cost and the price by the terminals; weight coefficients of the normalization parameters are calculated respectively according to the comparison matrix; the maximum feature vector of the comparison matrix is calculated, the comparison matrix is verified according to the maximum feature vector and a preset average random consistency index, and when the comparison matrix passes the verification, service flow distribution is conducted on the terminals according to the weight coefficients. The utilization rate of network resources is improved, and the service experience of users is promoted.

The invention discloses a dual-voltage hybrid equalization control method of a series battery pack. Dual voltages mean maximum single battery end voltage and minimum single battery end voltage in allsingle batteries of a series battery pack, hybrid equalization is in a way that discharging equalization is performed on the single battery corresponding to the highest end voltage and charging equalization is also performed on the single battery corresponding to the lowest end voltage during the charging equalization process, the charging equalization is performed on the single battery corresponding to the lowest end voltage and the discharging equalization is also performed on the single battery corresponding to the highest end voltage during the discharging equalization process until the voltage of each single battery in the battery pack conforms to consistency index, namely equalization stopping. By the control method, the equalization speed of the end voltage of the battery pack can be remarkably improved on the basis of existing hardware. The control method is suitable for a battery pack equalization management system.

The invention relates to a preferred method for consistency index of waste power battery based on clustering and information entropy, which relates to the field of index evaluation of waste power battery, comprising the following steps: index selection; any index related to battery attribute can be brought into an optional index database; Primary selection, excluding invalid indicators such as unavailable data; Screening, through correlation analysis and clustering analysis to remove redundant information more than the threshold of the index; Preferably, the entropy of information is calculated, and the index with the highest significance is retained by the combination of clustering analysis. The open selection index of the invention is reasonable in design, and more scientific and effective battery consistency evaluation index is obtained through a series of quantitative analysis.

The invention relates to a power transmission and transformation equipment data quality evaluation method and system, and the method comprises the steps: determining data quality evaluation indexes which comprise data access, accuracy, completeness, consistency and timeliness; quantifying the data access index, the accuracy index, the completeness index, the consistency index and the timeliness index respectively; and determining a quality score of each index according to the quantized numerical value of each index and the weight of each index, and determining the overall evaluation of the data quality according to the quality score of each index. The method is beneficial to improving the accuracy and practicability of data governance.

The invention discloses a team cooperation capability evaluation model based on heart rate variability, comprising the steps: setting a team execution task, and synchronously collecting the original R-R heartbeat interval data of each team member during the execution of the task; correcting the abnormal value data, and obtaining various indexes of the heart rate variability of each team member byapplying time domain and frequency domain analysis; synthesizing and extracting heart rate variability synchronism and consistency indexes of the team members by utilizing the heart rate variability indexes of the team members; calculating the synchronism and consistency coefficient of the heart rate variability index of the team through the heart rate variability synchronism and consistency indexof the team members, and constructing a team cooperation capability evaluation model; and carrying out real-time dynamic evaluation on the collaborative capability in the team task process by using the team collaborative capability evaluation model. The team cooperation capability evaluation model based on heart rate variability can achieve the convenient, low-energy-consumption and high-efficiency evaluation of the cooperative capability of the team members in a task execution process, and can be used for evaluating the team cooperative capability in an actual scene.

The invention discloses a consistency on-line monitoring device and method for a motive power battery pack for an electric automobile, wherein the consistency on-line monitoring device for the motive power battery pack for the electric automobile comprises a singlechip, a voltage detection circuit, a current detection circuit, a temperature detection circuit and a signal processing circuit; the input end of the voltage detection circuit is connected with the I/O (input/output) port of the singlechip; the output end of the voltage detection circuit is connected with the signal processing circuit; the signal processing circuit is connected with the singlechip; and the current detection circuit and the temperature detection circuit are respectively connected with the singlechip through the signal processing circuit. According to the invention, the value quantization index of the battery pack consistency is obtained through performing data processing on the detected voltage, current and temperature data, the digital quantization of the battery pack consistency index is realized, the measurement is rapid and efficient, and the result is accurate and reliable.

The invention discloses an evaluation method of a high-tech enterprise, comprising the following steps: S1. setting a first-level index parameter, a second-level index parameter, a third-level index parameter, a fourth-level index parameter and a random consistency index parameter; S2, respectively assigning weights to that first-level index parameter, the second-level index parameter, the third-level index parameter and the fourth-level index parameter by use the analytic hierarchy process; S3. calculating the final score according to the index with weight. The invention constructs a seriesof multi-dimensional index system reflecting the characteristics of high-tech enterprises from various angles, which is divided into two parts. The first part is comprehensive index system evaluation,which mainly calculates comprehensive score from three aspects of research and development contribution degree, resource capability level and enterprise growth; the second is the evaluation of classification index system. After classifying the enterprises according to the different technical fields, the scoring is calculated from three aspects: enterprise scale, development orientation and enterprise growth rate.

The invention belongs to the field of mangrove forest ecosystems, and relates to a method for simulating and predicting the total phosphorus concentration change of kandelia candel mangrove forest sediments. The method includes: constructing a kandelia candel ecological process model and a kandelia candel mangrove forest sediment phosphorus circulation model; the influence of the kandelia candel growth process on the kandelia candel mangrove sediment total phosphorus concentration is more accurately considered; on the basis of collecting and analyzing phosphorus elements in columnar sedimentsof the mangrove forest kandelia candel wetland, Model parameters are calibrated and a model is verified, and three methods of correlation analysis, root-mean-square error and observed value standard deviation ratio and consistency index are adopted to carry out precision analysis on the model, so that necessary theoretical reference and technical support are provided for research and management ofmangrove forest sediments.

The invention discloses a waste power battery consistency index optimization method based on clustering and an average entropy ratio, and relates to the field of waste power battery index evaluation,which comprises the following steps: index sea selection: any index related to battery attributes can be included into an alternative index library; Primarily selecting, rejecting invalid indexes suchas data unavailability and the like; Screening is conducted, and indexes with redundant information amount larger than a threshold value are deleted through correlation analysis and clustering analysis; optimal selection, the average entropy ratio is calculated, and an index with the highest significance is reserved and selected in combination with a clustering analysis map. According to the method, the indexes are selected in an open manner, the design is reasonable, and more scientific and more effective battery consistency evaluation indexes are obtained through a series of quantitative analysis.

The invention discloses an online judgment method and device for burning consistency in a sintering process and a sintering machine. The method comprises the steps of: detecting the temperature of waste gas after air draft burning of a sintering mixture on a trolley via M temperature detectors and N detection points on each temperature detector to generate an M*N detection temperature matrix, wherein the M temperature detectors are located on a bellows at the middle rear part and distributed uniformly in the running direction of the trolley; performing curve fitting on each column in the M*N detection temperature matrix to generate N columns of temperature curves, wherein the temperature curve is fitted five times by adopting a least square method; generating N sintering end points according to the N columns of temperature curves, and generating an average sintering end point according to the N sintering end points; generating N columns of vertical sintering speeds according to the N sintering end points, and generating an average sintering speed according to the average sintering end point; and generating N corresponding burning consistency indexes according to the N columns of vertical sintering speeds and the average sintering speed.