SD, standard deviation
Mapping the potential distribution of high artemisinin-yielding Artemisia annua L. (Qinghao) in China with a geographic information system
... index; SD: standard deviation; SE: standard error; CV: coefficient of variation; ATJA: average temperature in Janu- ary; ATF: average temperature in February; ATM: average temperature in ...
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Evaluation on Sports Facility Resource in Primary School Using a Combined Approach of Unsupervised Machine Learning: a Case Study of Shanghai, China
... Area = average area of facilities; SD = standard deviation; Data are expressed as mean ± SD; * Significant difference between urban and suburban primary schools with the same PSSFC Le[r] ...
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Thickness of the substantia compacta of porcine long bones
... SD = standard deviation,Sx– = sample standard deviation, GL = the longest distance of the long bone distance between most proximal and most distal points on the bone; AW-width = laterome[r] ...
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Method to retrieve cloud condensation nuclei number concentrations using lidar measurements
... Mean and 1 standard deviation (SD) values (mean ± SD) of relative errors in retrieved CCN number concentrations at different supersaturations with different random error conditions.. Enh[r] ...
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The influence of the inactives subset generation on the performance of machine learning methods
... To simplify the results interpretation, the influence of inactives selection on machine learning methods was expressed by standard deviation (SD) of evaluating parameters values for expe[r] ...
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The usability of the semantic memory
... 2016a, only the word „Grip‟ is considered related according to the participants Table 7 Cluster Tactile.. SD means Standard Deviation.[r] ...
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EFFECT OF FLUORIDE RELEASE OF DIFFERENT RESTORATIVE MATERIALS ON REMINERALIATION OF DENTIN
... and standard deviation (SD) of the fluoride uptake values in Wt% demonstrating the effect of the different tested material on the mean fluoride uptake irrespective of other variables in the ...
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Art: Standard Deviation for Project Managers
... Standard deviation is an abstract concept derived from observation rather than calculation or ...The standard deviation (SD, also represented by the Greek letter sigma or σ) is a ...
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T1 and extracellular volume mapping in the heart: estimation of error maps and the influence of noise on precision
... T1 standard deviation as well as R1 = 1/T1 are graphed (Figure 3) for a range of T1 and SNR = 20, 30, and 40 which were in the range of SNRs measured using the specified imaging ...estimated SD is ...
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The role of South African researchers in intercontinental collaboration
... Mean, Standard Error (SE) and Standard Deviation (SD) of distributions across the number of publications in selected scientific fields in South Africa (ZA), rest of Africa[r] ...
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Statistical Modeling with Covariates Subject to Detection Limits.
... covariate; SD: simulation (Monte Carlo) standard deviation of β; SE: average estimated standard error; CP: empirical ̂ 95% coverage probability; Time (s): average elapsed computational time in ...
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Variability of indication criteria in knee and hip replacement: an observational study
... To describe the inter-hospital variability in hip and knee replacement indication, the range, mean and standard deviation SD, mean and standard deviation weighted for the number of proce[r] ...
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An Indian pediatric emergency weight estimation tool: prospective adjustment of the Broselow tape
... The outcome measures for the performance of the Broselow tape included a mean percentage difference as an estimation of bias, standard deviation (SD) as a meas- ure of precision, and per[r] ...
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Original Article Correlation between homocysteine levels and 24-h ambulatory blood pressure variability in Chinese hypertensive patients
... BP-standard deviation (SD), daytime systolic BP-SD, daytime diastolic BP-SD, nighttime systolic BP-SD, nighttime diastolic BP-SD, 24-h mean pulse pressure (PP)-SD, ...
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Assessment of the retinal nerve fiber layer in individuals with obstructive sleep apnea
... Images that were obtained during eye movement, unfocused and/or poorly centered images, and those with a quality scan score of less than seven were excluded. Good-quality images from SLP were defined by residual anterior ...
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Development and validation of a spectrofluorimetric method for the estimation of rivastigmine in formulations
... To establish linearity of the proposed method, six separate series of solutions of the drug in the selected medium were prepared from the stock solution and analyzed. Least square linear regression analysis was conducted ...
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The ZC3HC1 rs11556924 polymorphism is associated with increased carotid intima media thickness in patients with rheumatoid arthritis
... Results are displayed as mean and standard deviation (SD). The association between the genotypes of the ZC3HC1 rs11556924 polymorphism and cIMT values was tested using the Mann–Whitney test to ...
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A new method to quantify tau pathologies with 11C-PBB3 PET using reference tissue voxels extracted from brain cortical gray matter
... We also performed a dual-input graphical analysis of PET images in these subjects with arterial input func- tions to measure α of the reference tissues defined in two ways. The α values in the reference tissue defined by ...
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Persistent Short Stature, Other Potential Outcomes, and the Effect of Growth Hormone Treatment in Children Who Are Born Small for Gestational Age
... SGA should be defined as a birth weight and/or length at least 2 SDS below the mean ( ⫺ 2 SDS) for gestational age. Accurate diagnosis is important be- cause SGA newborns are at risk for increased mor- bidity and ...
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Bayesian statistical ionospheric tomography improved by incorporating ionosonde measurements
... The COSMOS 2407 overflight starts approximately on 3 November 2015 at 13:50 UTC (Fig. 3). The direction of the satellite track is from north to south. The relative phase difference curves in Fig. 4 indicate a smooth ...
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