r and the population correlation coefficient ρ

... another, exhibiting nearly the same power as R2 on the linear relationship and retaining substantial power on all but the checkerboard relationship Power calculations were also performed for the ... For instance, consider a game of telephone involving three children, and let the variables X, Y, and Z represent the words spoken by the first, the second, and the third child, respectively The ... be more representative of many real-world datasets than are the other four relationships tested The KNN mutual information estimator also has the important disadvantage of requiring the user to...

Ngày tải lên: 09/07/2014, 08:12

... allowed borrowers to pay a very low interest rate for the first few years of the mortgage and then pay a higher rate in later years The chance that the borrowers using these nontraditional mortgages ... System The financial system transfers funds from savers to borrowers Borrowers transfer returns back to savers through the financial system Savers and borrowers include domestic and foreign households, ... on the Federal Reserve System Here we provide a brief overview of the Federal Reserve, before exploring its operations in greater detail in later chapters Federal Reserve The central bank of the...

Ngày tải lên: 18/08/2013, 19:46

... and their priorities The priorities are usually coded from 10 to 1, with 10 representing the most important item(s) and representing the least These WHATs and their priorities are listed as row ... "normal" process variation in the literature Normal variation results from the myriad of factors inherent to the process interacting with each other Examples of normal process variation sources ... with other interactions or main factors Usually the design is structured so that higher level interactions (three-factor or higher) cannot be separated from the effect of another factor or lower-level...

Ngày tải lên: 26/12/2013, 01:18

... ωq nn' r Bq (ω − l Ω) r Pl (q ,ω ) r ω − l Ω + ωq (8) r r r r r r In the similar equation for Bq (ω ) , functions such as Cq (ω ) , Cq (ω − l Ω) , Bq (ω − lΩ) , υq , ωq , r r r r r r r r r Cq , ... r r in doped superlattices when the parametric resonant condition ωq ± lΩ ≅ υq is satisfied Numerical results and discussions In order to clarify the mechanism for parametric transformation coefficient ... lΩ) r ω − l Ω + ωq r Pl ( q , ω ) (11) r r Transforming Eq.(11) and using the parametric resonant condition ωq + mΩ ≅ υq , the parametric transformation coefficient is obtained C (υ ) r q r q...

Ngày tải lên: 22/03/2014, 11:20

... and reproductive health can be The differences in reproductive health—between the rich and the poor and within and between countries—are larger than in many other areas of healthcare…Sexual and ... in rural areas have the highest fertility rates and the largest families Rapid population growth and shrinking farm sizes make rural poverty worse Poor people (in rural and urban areas) have ... most of the hardest hit countries.” Universal access to SRH services and information are an integral part of the AIDS response The fight against HIV/AIDS and the broader struggle for reproductive...

Ngày tải lên: 22/03/2014, 12:20

... behaviour of intra-day trade data are based on the presence of asymmetric information between informed traders and uninformed traders When a large order hits the market, there will be temporary uncertainty ... V ar[rt ] q−1 1− = 1+ k=1 q where rt (q) = rt (1) k=1 k ρk q (2) Here rt (q) is the q-period return, and ρk is the k-period autocorrelation For a random walk, ρk ≡ ∀k Hence the null of market ... serial correlations in stock market prices (Lo and MacKinlay (1988),Poterba and Summers (1988)) The VR statistic measures the serial correlation over q period, as given by: V ar[rt (q)] V R( q)...

Ngày tải lên: 24/04/2014, 00:23

... explicit structure moves in the other direction: the introduction and the first three chapters serve to present the aesthetic characteristics of Preface xi Hellenistic mathematics, while the fourth chapter ... Scientists and mathematicians not infrequently refer to the aesthetic impulse driving their work (see e.g Chandrasekhar  for a physicist, or Aigner and Ziegler  for a mathematical example) There ... together I have stressed throughout the role of surprise in the rhetoric of the treatise The surprise is generated by the seemingly ungoverned sequence of seemingly unrelated material Variety and...

Ngày tải lên: 03/05/2014, 17:53

... satisfactory and well above the recommended levels of 0.70 Moreover, the corrected item-total correlation coefficients, ranging from Spearman's rho 0.42 to 0.64 in the urban area and from Spearman's rho ... [13] and recently in Kiswahili as personal interviews provided further support for the cross-cultural equivalence of this inventory Hypotheses regarding the construct and criterion validity of the ... this information is already provided by the prevalence figures The correlation coefficient (Spearman's Rho) between the weighted OIDP-total on the one hand and OIDP SC sum scores on the other was...

Ngày tải lên: 20/06/2014, 15:20

... Thus, the spatial correlation matrix RMIMO of the MIMO channel can be written as the Kronecker product of RBS and RMS [7], that is, RMIMO = RBS ⊗ RMS , where ⊗ represents the Kronecker product, RBS ... RBS and RMS are the spatial correlation matrices at the BS and MS, respectively 3.2 The temporal ACF The temporal ACF of the KBSM is determined by the inverse Fourier transform of the Doppler power ... array v θMS BS array broadside MS array broadside MS array Figure 1: BS and MS angle parameters in the 3GPP SCM with one cluster of scatterers [14] THE 3GPP SCM AND ITS SPATIAL-TEMPORAL CORRELATION...

Ngày tải lên: 22/06/2014, 22:20

... drivers of environmental change (the lower arrow) and the second part focuses on how people are affected by or are receptors of environmental change (the upper arrow) More recently, researchers ... for housing, roads, and other infrastructure New rural residents will also require natural resources to meet food, fuel, water, and raw material needs Most rural residents—including new immigrants— ... Giving farmers better access to credit, improving extension and training programs, improving rural infrastructure, and encouraging more competitive private markets are among the many reforms that...

Ngày tải lên: 28/06/2014, 21:20

... ELF and RNI) There was only a very weak correlation between the root damage parameters and the plant growth and bunch characteristics The root damage parameters can however be used to assess the ... coffeae in the roots, the higher the RNI The nematode counts (after extraction from the roots) were more useful in assessing the plant growth and the yield loss than the root damage parameters (RKG, ... Data were square root transformed before analysis The untransformed data are presented in the table C: Data were cube root transformed before analysis The untransformed data are presented in the...

Ngày tải lên: 09/07/2014, 03:20

... thermal cycler programs (Techne-Progene, Thermodux, Wertheim, Germany) described previously [1] The PCR product was further investigated after restriction endonuclease digestion with the restriction ... Germany) [1] The preparation and SmaI digestion of the chromosomal DNA for macrorestriction analysis of the isolates by pulsed-field gel electrophoresis was performed as described by Soedarmanto ... Siti Isrina Oktavia Salasia et al reactions and with a commercial grouping kit (Slidex Strepto-kit bioMerieux, Nürtingen, Germany) The growth pattern of the bacteria in fluid media and the morphology...

Ngày tải lên: 07/08/2014, 18:20

... planning of the work and contributed to data analysis, interpretation, and write-up Acknowledgements We thank Mrs Birgitta Gullstrand and Mrs Gertrud Hellmer for their skilful work with the genetic ... Author contributions AJ was responsible for data analysis and interpretation and wrote the report AAB contributed to the data analysis and interpretation GS and LT were both responsible for the planning ... recorded in 60 of 143 and 85 of 143 cases, respectively The corresponding numbers in the control group were for DQ2, 73/200; for DQ3, 100/200; and for DQ6, 112/200 Other DR and DQ variants were...

Ngày tải lên: 09/08/2014, 01:24

... FcγRI and FcγRIII is downregulated, the inflammatory response in the reverse Arthus reaction in skin, peritoneum and lung is impaired, arguing for the predominance of Fc R- expressing effector ... mice (the spontaneous disease starts at about the third week after birth and is chronic) The particular receptor responsible for maintaining IgG titers in blood is the intracellular Fc receptor (FcRn) ... juvenile arthritis, for which reports have provided evidence for the role of the alternative pathway [20] The complement receptor CR1 binds the C3b, iC3b and C4b fragments, CR2 binds the C3d and iC3b...

Ngày tải lên: 09/08/2014, 06:23

... larval forms expanded their period of during a particularly sensitive stage therefore accelerating the processes presented in figure Differential extinction also occurred in land flora In particular, ... (VALENTINE, 1978 ; R 1982 ; WARD, 1983) In the case of dinosaurs, the extinctions carried off the larger species disproportionately and the dinosaurs reradiated from the surviving smaller ones (VALENTINE, ... and in this case this is accelerated by the SAKAS concurrent geomagnetic reversal pattern According to this proposal, the greater the exposure and sensitivity of the organism to cosmic rays and...

Ngày tải lên: 09/08/2014, 22:22

... into the Arabian Peninsula, and subsequently migrated into India, Southeast Asia, and Australia Later, populations migrated out of Africa along a ‘northern route’ from northern Africa into the ... Supplemental Figure S6 in Additional file 1) Therefore, migrations were excluded from the model to reduce the number of inferred parameters and to improve the speed of computation Among the three population ... outs of African genetic diversity Curr Biol 2010, 20 :R5 17-519 40 Kumar S, Ravuri RR, Koneru P, Urade BP, Sarkar BN, Chandrasekar A, Rao VR: Reconstructing Indian-Australian phylogenetic link BMC...

Ngày tải lên: 09/08/2014, 22:23

... for EGFR and COX-2 expression and their prognostic values were explored after deparaffinization and rehydration, the samples were treated with sodium citrate buffer and microwave for epitope retrieval, ... NSCLC and had not received preoperative chemotherapy nor radiotherapy Among them there were 31 males and 19 females, aged 36-76 (mean 58) years According to WHO classification (2000), there were ... cancer development [28] Therefore, the detection of Figure Survival curves with different level of EGFR protein expression The solid blue line indicates the survival for EGFR negative and the green...

Ngày tải lên: 10/08/2014, 10:21

... Journal of Experimental & Clinical Cancer Research 2011, 30:32 http://www.jeccr.com/content/30/1/32 Table (corrected table 3) EGFR expression and clinical characteristics Page of Table (corrected ... cancer and the correlation with clinical features Journal of Experimental & Clinical Cancer Research 2011, 30:27 doi:10.1186/1756-9966-30-32 Cite this article as: Li et al.: Correction: EGFR and COX-2 ... Correction: EGFR and COX-2 protein expression in non-small cell lung cancer and the correlation with clinical features Journal of Experimental & Clinical Cancer Research 2011 30:32 ...

Ngày tải lên: 10/08/2014, 10:21

... to reduce mortality and non-fatal myocardial infarctions after one year [9] The number of persons being subjected to coronary revascularisation i e coronary artery by pass grafting and/ or percutan ... percutan coronary intervention was obtained from the Centre of Epidemiology, Swedish Board of Health and Welfare and the Swedish Coronary Angiography and Angioplasty Registry (SCAAR) The yearly incidence ... in randomised controlled trials are in contrast to the results in this study [4-6] Number needed to treat (NNT) is the inverted absolute risk reduction Using data from a primary preventive randomised...

Ngày tải lên: 11/08/2014, 07:21

... we categorized women into never drinkers or drinkers, and used drinkers as the reference category The selection of covariates included in the final multivariate models was based on proportional ... lower Furthermore, men were not included in the study and there is gender difference in the prevalence of psychosis [59] However psychotic-like experiences in the general population might be more ... cohort is comparable to several other European populations [58] It is relevant to note that in Sweden low-fat dairy products and margarines are fortified with vitamin D Otherwise the dietary intake...

Ngày tải lên: 11/08/2014, 16:22