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Online since: May 2014
Authors: Fu Yang Xia
The host will query its own ARP cache table when the data will be sent.
IP protocol The IP protocol[4] is the core protocol in TCP/IP, all the data of TCP, UDP and ICMP is transmitted through the type of IP data packet.
The data structure of TCP protocol is tcp_pcb, it is the core data structure of TCP protocol, due to simultaneously support multiple connection.
We add three data segment and the two message queue pointer for managing the data segment and the interface of application.
Most of TCP input functions process data retransmission, out-of-order data, repeated responses and other special questions.
Online since: February 2016
Authors: Petr Havlásek, Milan Jirásek
Experimental data indicate that the ultimate value of drying shrinkage measured on concrete and mortar specimens is a nonlinear function of the ambient relative humidity.
The most recent experimental database [7], developed at Northwestern University, contains data from 1809 shrinkage and 1403 creep experiments.
The experimental data obtained from standard shrinkage experiments suggest that the resulting ultimate shrinkage strain measured on identical specimens is a strongly nonlinear function of the ambient relative humidity at which the specimens are drying.
The comparison of 12 normalized relevant data sets with the analytical formula (6) used by the B3 model is shown in Fig. 2a.
A very small reduction of the shrinkage strain is observed for the case of basic creep without cracking, as shown by the thin solid line with diamonds.
Online since: June 2015
Authors: Karinate Valentine Okiy
The turbulent kinetic energy and velocity predictions were compared between the turbulence models and with experimental data, then interpreted on the basis of the recirculation length.
(22) The turbulence model constants are obtained through a data fitting exercise.
The computational results of recirculation length for each model are then compared with the experimental data for similar investigation carried out using diesel fluid [9] in order to determine the best turbulence model.
Comparison of the predicted recirculation length (Z=1.25m) and experimental data (Z= 1.35m) for similar study done using diesel [9], showed that the Reynolds-stress model under predicted the recirculation length (7.4 % error).
However, it is important to add that exact experimental data for turbulent air flow from sudden expansion in circular ducts could not be found in literature for thorough validation of the computational results.
Online since: December 2013
Authors: Yaacob Sazali, Allan Andrew Melvin, Paulraj Paulraj
For data collection, two measurement sessions are conducted.
Table 1 shows the number of reduced data column using PCA.
The most number of data columns were reduced for TEE, showing that the feature has the most redundancy of data.
This data set has been named as MC Temporal Composite Feature (MC-TCF) database.
The ratio for training and testing data is modelled as 60/40 [8].
Online since: October 2006
Authors: Kazuo Minato, Tsuyoshi Nishi, Mitsuo Akabori, Yasuo Arai, Masayoshi Uno, Masahide Takano
., are briefly reviewed and the new data obtained on actinide nitrides are presented.
Some data for neptunium compounds are available in literature though they are insufficient.
The heat capacities of UN and PuN measured in this study agreed with the data in literature [20-22] within experimental errors.
Although some new data on the thermal properties of the minor actinide compounds were presented, more measurements need to be made.
Barin (Ed.): Thermochemical Data of Pure Substances, Third Ed., Vol.
Online since: November 2011
Authors: Yi Xuan Liu
Instead, we used the data of rat #5 from box 4.
Data for habituation and saline was recorded for 40 minutes; data for amphetamine was recorded for 60 minutes to compensate for the time it takes for amphetamine to take effect.
Data for baseline and saline was recorded for five frequencies; data for amphetamine was recorded for seven frequencies to show that amphetamine lowers the threshold.
There might be some glitches in data collection: part of the data from mouse # 6 was missing; statistical tools (i.e.ANOVA ) have their own limitations ; the data collected were uneven etc.
To compensate for the uneven data in amphetamine condition, I omitted the data collected under 25Hz and 32Hz when using t-tests.
Online since: January 2022
Authors: Siranush Egnatosyan, David Hakobyan, Spartak Sargsyan
Comparing the data in Fig. 1 and Fig. 2. the values ​​of thermal resistance in terms of sanitary and hygienic indicate are 30% -35% lower than the value by degree day of the heating period.
To reduce thermal and cooling demands, based on getting data, it is necessary to design enclosing structures by the maximum thermal resistance values.
Optimum Thickness of Thermal Insulation Material The above methods allow you to design enclosing structures observing and providing some regulatory data.
But unfortunately, the above methods do not allow us to identify the optimal data for designing the comfort microclimate systems.
Comparing the optimization data with the data given above, the energy efficiency of the building increases by 50-70%, when using the optimal thickness of the thermal insulation layer.
Online since: September 2007
Authors: Claus Peter Fritzen, P. Kraemer
Kullaa [2] used the missing data analysis.
The first set of data is called reference data set and is denoted by the index "0"
Detection Phase: The next data sets, with the same length as the reference data, are predicted with the AR coefficients obtained in the learning phase.
The first data set comprised signals from the healthy sensors.
By using autoregressive models for sensor fault detection, the measured time data is divided into small data sets of 6000 data points.
Online since: October 2012
Authors: Ming Shun Li, Qiao Yan
Through research statistics, sort the data based on the use of maximum entropy method forecasting model construction land transfer price forecast.
In a typical related analysis, we can assume that the dependent variable Y and X for data set, to study the relationship between respectively we can extract typical components F1 and G1, In the conditions that original variable data is standardized ,it should meet: (1).
A dependent variable is Y , the raw data of the indicators in Table 1.
The data in the table is standardization, receiving standard data, and by using the data of the standardized after the extraction of composition and the effectiveness of the cross and judgment, finally establish the regression equation: The maximum entropy solution of the model.
To the land of the earnings estimates and assumptions KaiFaFa reduction method of theory analysis.
Online since: October 2013
Authors: Hong Jing Zhang, Feng Wang, Zhen Kun Tian
Suppose there are sub factors (x1, x2...x) associated with main factors (x0), which are at least N raw data year by year, this series of value constituting the sequence.
The Grey GM (1, n) model is: (5) The simulation value for x1(0)(k) is: (6) 2.2 Analysis of Grey GM(1,n)in the application of imported power modeling .According to the list of the 2000-2009 China's total import battery x1(0) and relevant influence sequence: gross x2(0), disposable income x3(0).According to the calculation method of GM (1, n) model, and considering the changes in order to weaken the fluctuation of data sequence, reduce the randomness, adjust the change trend of data sequences, meet or close to the decision-making needs, on the data adopted in advance, a smooth processing method, namely x(0)(k)=[x(k-1)+2x(k)+x(k+1)]/4.
Then get the problems of GM (1, 3) model, as follows: before the first k - 1, k, k + 1, x (0) the first k (k) after processing the data
Table 4 Simulation value of x1(1) 1 2 3 4 5 6 7 8 9 10 15.5 32.07 63.77 102.33 147.62 201.53 265.19 341.75 430.76 525.72 To cumulative decrease and reduction x1(1), get the Simulation value of x1(0).Calculation results and the residual error are calculated as follows: Table 5 The simulation value and residual table k residual error % 1 15.5 15.5 0 0 2 18.0 16.57 1.4 0.079237 3 23.0 31.70 -8.7 -0.37822 4 29.8 38.56 -8.8 -0.2938 5 34.0 45.29 -11.3 -0.33204 6 50.1 53.92 -3.8 -0.07615 7 53.9 63.66 -9.8 -0.18098 8 42.5 76.57 -34.1 -0.80156 9 38.4 89.01 -50.6 -1.31793 10 60.1 94.96 -34.9 -0.57999 As shown in table 5, if you ignore the data in 2007 and 2008 cannot meet the needs of the grey system theory, the relative error is still large, and the data deviation to one side.
(4) In the GM(1,n)modeling, According to previous Grey correlation analysis, selecting high correlation factors and pre-processing of the data smoothing, to make the budget has high accuracy result
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