sensitivity and specificity of regular expressions

... Assuming a sensitivity of 50% and specificity of 75%, a sample of size 413 subjects would give a 95% confidence interval of plus/minus 0.048% for sensitivity and plus/ minus 0.042% for specificity ... the clinics had a sensitivity of 38.1% and a specificity of 74.5% The positive predictive and the negative predictive diagnostic value were 52% and 62.5% respectively [Table 2] Of those who were ... city and country) which included estimation of haemoglobin, red blood cell count and indices; and white blood cell count both total and differential A peripheral blood smear for assessment of red...

Ngày tải lên: 15/03/2014, 03:20

... studies of many groups of compounds The improvement of sensitivity and the miniaturization of CE technique are two major trends of capillary electrophoresis which have gain more and more attention ... as carrier and 1-adamantanecarboxylate as displacer for on-capillary preconcentration of neutral stabilizers in pharmaceutical products and improvement of the concentration limit of detection ... the length of the concentrated sample zone and increase the peak height by slowing down the forward movement of the neutral sample associated with β-CD-NH2 and the backward movement of the neutral...

Ngày tải lên: 14/09/2015, 10:36

... presents one of the simplest and most effective means of influencing the EOF of the separation system Normally the EOF increases with decreasing buffer concentration and enables analysis of highly ... reversal of the field, separation of slowly and rapidly migrating inorganic anions can be achieved in a single analysis 12 Figure 1.6 Illustration of double layer and reversal of EOF by addition of ... consumption of sample and reagent, and reduced production of waste, as well as portability and disposability of the devices are also the potential advantages of on-chip CE [89] Another direction of development...

Ngày tải lên: 14/09/2015, 10:37

... “Medicine is a science of uncertainty, and an art of probability” , William Osler Chắc chắn?  Không có phương pháp xét nghiệm hoàn hảo tuyệt đối  Mọi xét nghiệm có sensitivity, specificity accuracy ... negative  True positive = Sensitivity  True negative = Specificity Example 10 Mammography Breast biopsy +ve -ve +ve 180 40 -ve 20 760 Total 200 800  Sensitivity = ?  Specificity = ?  False ... False negative = ? Sensitivity Phương pháp có độ nhạy cao  Cho phép loại bỏ khả mắc bệnh  Rất có ích kết xét nghiệm âm tính  Sử dụng việc bỏ sót bệnh dẫn đến hệ nghiêm trọng 11 Specificity Phương...

Ngày tải lên: 22/03/2016, 23:56

... P5, P6 and minor parts of P5a and P6a are protected Also, J4 is weakly protected, but J5 is weakly cleaved Of particular signicance is the observed cleavage of J6 and the neutrality of J3 ... three nucleotides of P7, and the 3Â-half of J8 7, are not protected The rst three nucleotides of P7 are part of the G binding site, as are the terminal nucleotides of J6 and J8 [3537]; the ... cycles of 94 C, 65 C, and 72 C (1 each) Transcription of PCR23S.5DGb and purication of the RNA on denaturing gels was performed as described [18] G-dependent cleavage of 23S.5DGb pre-RNA, and quantication...

Ngày tải lên: 19/02/2014, 07:20

... functionality of an artifact Further, there is a basic difference between the expressions of an artifact and what it expresses in terms of being a part of someone’s life The expressions of a thing ... the basis of a collection of generic expressions, that is, the expressions associated with phones and phoning To this, we typically bracket functionality and focus on the expressions of a mobile ... design and evaluation of a thing is done on the basis of some definition of what such a thing is and what it is used for If we instead want to design and evaluate a design with regard to presence of...

Ngày tải lên: 07/03/2014, 17:20

... structure of a term is known, the specificity of the term is calculated incrementally starting from head noun In this manner, specificity value of a term is always larger than that of the base ... substring of Y (Frantzi, 2000) as follows: Definition If two terms X and Y are terms in same category and X is nested in Y as W1XW2, then X is base term, and W1 and W2 are modifiers of X For example ... sub-tree of MeSH thesaurus is selected for experiment “metabolic diseases(C18.452)” node is root of the subtree, and the subtree consists of 436 disease names which are target terms of specificity...

Ngày tải lên: 08/03/2014, 04:22

... a chain linking child and play which points to the literal usage here 756 “fire AND coal” would be expanded to “fire AND coal”, “fires AND coal”, “fire AND coals”, and “fires AND coals”) The inflected ... when querying for “x AND y” (i.e., the number of pages that contain both, x and y), and M is the number of web pages indexed by the search engine The basic idea is that the more often two terms occur ... pairs of search terms the NGD falls between and 1, though in a small number of cases NGD can exceed (see Cilibrasi and Vitanyi (2007) for a detailed discussion of the mathematical properties of...

Ngày tải lên: 17/03/2014, 22:20

... introduces the concept of regular expressions Chapter takes a look at text processing with regular expressions Chapter provides an overview of features and utilities, plus a bit of history The Details ... of Regular Expression Features and Flavors, provides an overview of the wide range of regular expressions commonly found in tools today Due to their turbulent history, current commonly used regular ... (co-author of awk), Ken Thompson (author of ed and co-creator of Unix), Michael Lesk (author of lex), James Gosling (author of the first Unix version of Emacs, which was also the first to support regular...

Ngày tải lên: 31/03/2014, 16:59

... Pain and Physical Component Summary Score of the SF36 (Figures 4, and 6) http://www.hqlo.com/content/7/1/68 The influence of the quantity of regular physical activity on fatigue, depression and ... aspects of this study She was involved in the concept and design, data collection and collation, data analysis, writing and editing of the manuscript CM was involved in the conception and design of ... between Exercisers and Non-exercisers on the cognitive component of the MFIS The impact of disease severity on fatigue, depression and quality of life Univariate analysis of variance between...

Ngày tải lên: 18/06/2014, 19:20

... 0.56, with a maximum of 0.61 in liver and a minimum of 0.44 in testis The average correlation between the Gene Atlas and RNA-sequencing data is 0.27 and between Gene Atlas and Exon Array data ... noise Tissue specificity of protein interactions Gene expression often leads to the production of proteins in the cells Therefore, we re-examined a study regarding the tissue specificity of physical ... Since the detection sensitivity of the Gene Atlas has Figure Histogram of the numbers of present and absent protein interactions in each tissue The two leftmost bars show presence and absence according...

Ngày tải lên: 21/06/2014, 01:20

... rate of Ta films with d of 10 and 20 nm The ml is determined from the slope of the lines The inset shows the Young’s modulus versus strain rate of Ta films with different values of d that of NC ... maximum (FWHM) of (004) peaks of Ta films are found to be very large The FWHM of (002) peaks is smaller than that of (004) peaks, because (002) is Page of Figure XRD patterns of the Ta films ... obtain the effect of strain/loading rate on the mechanical response in revealing the deformation mechanism of NC metals The variations of load-depth curves of NC Ta films of d = 10 and 20 nm with...

Ngày tải lên: 21/06/2014, 05:20

... mobilization of Al and Mn were recorded in the soil [5] In the leaves of fertilized trees the concentrations of total N and amino acids were elevated, and the concentrations of P, Cu and phenolic ... concentration of nutrients in beech bark and to evaluate effects of soil amendments and changes in N input The aim was also to correlate the concentration of nutrients to the appearance of bark lesions and ... K and 4.8% P [13] The analysis of frost sensitivity was modified after Thomas and Blank (1996) It was measured in August since frost injuries often occurs when the trees are not hardened, and...

Ngày tải lên: 08/08/2014, 14:21

... radiograph of the pelvis, and target hip AP view and oblique view (Lequesne's false profile) Radiographs performed at baseline and at month 36 (M36 ± months) were selected The number of sets of radiographs ... observer x x x Mean of values from observers and x x x Reading and reading of M0 for each observer Difference between M0 and M36 for readings and for each observer Data rotation of the foot was also ... results of radiographic measurements of joint space width (JSW) at baseline (M0) and 36 months (M36), and the joint space change for the three views and two observers (and their mean and SD)...

Ngày tải lên: 09/08/2014, 07:20

... registers and matched for sex, age at the time of blood sampling and rural or urban residence A total of 368 controls (276 women and 92 men) were selected The mean age of the prepatients and of the ... (IgM, IgG and IgA) and HLA-SE gene carriage in individuals who had donated blood before development of RA The predictive effects of the genes and antibodies were then evaluated Materials and methods ... 1858T variant and anti-CCP antibodies ies, RFs (IgG-RF, IgA-RF and IgM-RF) and with HLA-SE in conditional logistic regression analyses The combination of anti-CCP antibodies and carriage of the PTPN22...

Ngày tải lên: 09/08/2014, 07:20

... detected in 11.3 % of patients Six percent of patients had taken St John's wort without the knowledge of the medical team and the pharmacist, in spite of additional interviews and seven of these patients ... manuscript PS and CS participated in the collection and analysis of the data OK participated in the conception of manuscript as well as the interpretation of the data of literature and drafting ... extent of systemic exposure to St John's wort in patients on admission and during hospital stay, and compared the results with known use of St John's wort as documented in the drug chart and detected...

Ngày tải lên: 09/08/2014, 10:21

... [29,30] The aim of this study was to investigate the difference in type and frequencies of ATM variants and haplotypes in association with risk of breast cancer, as well as subcutaneous and cutaneous ... combination (Table 2, a) and then divided according to treatment regimen and analyzed separately (Table 2b and 2c) A total of 154 and 94 patients received treatment A (4.3 Gy *10) and B (2.5 Gy *20) ... protective effect of the A allele The contradictory between our study and that of [28] may be a consequence of the different ethnicity of the populations or possibly a result of the limited study...

Ngày tải lên: 09/08/2014, 10:21

... phosphorylation of pRb and expression of cyclin D1 in T98G, U87-MG and SW1783 glioma cell lines transfected with CDKN2A (A) However, knockdown of CDKN2A increased the phosphorylation of pRb and cyclin ... decreased expression of CDKN2A after tranfecting a pool of four siRNA duplexes for CDKN2A in HS-683 and H4 cell lines(A) Knockdown of CDKN2A accelerates the growth of HS-683 (B) and H4 (C) glioma ... effect of CDKN2A on cell cycle by overexpression of CDKN2A in vitro Overexpression of CDKN2A suppresses colony-forming ability and growth rate of human malignant glioma cells However, knockdown of...

Ngày tải lên: 10/08/2014, 10:21

... contained uL of RNA template and a panenterovirus set of primers and probe (AB) The primers and probe targeted the highly conserved 5’ untranslated region of the genome [11] The 5’ and 3’ end of the ... flasks and tubes were frozen on day at -80°C and stored until the RNA extraction procedure was performed Because of the highly lytic nature of poliovirus type strain LSc-1 and the duration of the ... flocculation [9] for a final volume of 20 mL Each sample was inoculated with 1% of 100X antibiotic/antimycotic and 0.1% of 50 ug per mL of gentamicin sulfate and incubated at 37°C for hours Post...

Ngày tải lên: 12/08/2014, 01:22