3 dual energy ct for the evaluation of myocardial perfusion

... syntactic property would detect that the summary is useless The issue is, therefore, how to find informative metrics, and then how to combine them into an optimal single quality estimation for ... by increasing the similarity of the peers to the models (the x(m, a) factor in the inequality) or decreasing the similarity between automatic summaries (the x(a, a ) factor in the inequality) ... alternative formulation for K The best K should minimise QUEEN(a), but having the quality of the models as a reference A direct formulation can be: KM,A (X) = P (QUEEN(m) > QUEEN(a)) According to this formula,...

Ngày tải lên: 17/03/2014, 05:20

... g, for approximately half of the points (those laying in the B region), while the distance is between and h for the other half of the points (those in A) Therefore, if m is large enough, the ... another point from C = A ∪ B Approximately half of the points drawn from C will lie in the A square, while the other half will lie in the B square The distance of the points drawn from C from the ... propose this function as a figure of merit1 for assigning a score to sampling methods The smaller the δ value the closer the sampling method is to a uniform sampling method, with respect to the pre-defined...

Ngày tải lên: 17/03/2014, 22:20

Ngày tải lên: 19/03/2014, 00:20

... rater versus the mean value of the other raters and the mean of the raters versus the speech recognition system The correlation is negative for the latter because the scales for the evaluations ... in intelligibility The perceptual evaluation resulted in 2.9 ± 1.0 for the oral cancer group on the five-point scale and 2.5 ± 1.0 for the group of laryngectomees The effect of the language model ... in the control group (P < 001) Inter-rater correlations were computed for each of the raters using the respective other raters as reference, that is, the mean of the four other raters for the...

Ngày tải lên: 21/06/2014, 20:20

... were selected The gain setting was grade 78(62~100) and the depth was fixed at level 4, and the other variables were not changed during the scan The time gain compensation followed the usual ... bowel loop, and then the mode was switched to the pulsed Doppler mode The sample volume cursor was located in the small intestinal lumen through the acoustic window of the spleen The number of ... been used for the effective diagnosis of gastrointestinal disorders related to motility This is because it can detect the movements of the intraluminal contents using the Doppler effect and it...

Ngày tải lên: 07/08/2014, 14:23

... extremely important from the therapeutic viewpoint It is also important to make the correct diagnosis at the earliest because a delayed diagnosis can lead to upstaging of the malignancy making a ... and none of them showed internal echoes within the lymph node This could be attributed to the fleshy nature of these nodes and absence of either calcification or necrosis within them [8] Ultrasonography ... contributions RK wrote the manuscript and supervised the work ADS did the data collection and reviewed literature SK did data analysis and writing of manuscript MK did the FNAC RCS did the ultrasonography...

Ngày tải lên: 09/08/2014, 01:24

... the two measurements for each marker, but the variation was rather large An analysis of the between patient variances and within patient variances is provided in Table The SDC, averaged for the ... reduction in positive cell numbers exceeding the SDC), for CD3+ lymphocytes four of the 10 patients in the prednisolone group responded versus none of the nine patients in the placebo group; for ... whether the same observer identified the same differences in the synovial infiltrate after treatment at different time points, we determined whether there were significant differences in the...

Ngày tải lên: 09/08/2014, 06:23

... responsible for getting the research findings into practice Therefore, we asked respondents for their opinions about the feasibility of DCE In particular, we asked for the completion time, the difficulty ... in the Netherlands The questionnaires were distributed in the regions via these key contacts Furthermore, the breast care nurses were encouraged to fill in the questionnaire by a message on the ... nurses The ranking of the expectations reflects to what extent each of the potential barriers to the implementation of the guideline for breast cancer surgery in day care is expected to actually...

Ngày tải lên: 11/08/2014, 05:21

... the need for interaction between the external evaluators and the project teams: the external evaluators were expected to work with the project teams on the development and implementation of their ... the evaluation was to start at the same time as the projects, the evaluation protocol had to be written with very limited knowledge of six projects, and none at all of the other two On the other ... discuss them with the project teams The guidance also explained the interactions between the project self-evaluations and the external evaluation We held a second round of meetings with the teams...

Ngày tải lên: 11/08/2014, 16:21

... responsible for getting the research findings into practice Therefore, we asked respondents for their opinions about the feasibility of DCE In particular, we asked for the completion time, the difficulty ... in the Netherlands The questionnaires were distributed in the regions via these key contacts Furthermore, the breast care nurses were encouraged to fill in the questionnaire by a message on the ... nurses The ranking of the expectations reflects to what extent each of the potential barriers to the implementation of the guideline for breast cancer surgery in day care is expected to actually...

Ngày tải lên: 11/08/2014, 16:21

... However, the role of biomarkers in the evaluation of patients in the ICU setting remains largely unexplored Because hemodynamic monitoring is a frequent theme in the evaluation of patients in the ... without BNP data in the prior analysis added, leaving the same number of patients for the present analysis In brief, the 49 patients were prospectively enrolled They met both of the following inclusion ... between these markers in a prognostic model for ICU death Limitations of the present study include the fact that PAC placement was done at the discretion of the managing physician rather than...

Ngày tải lên: 12/08/2014, 23:21

... on the principle that the stress wave produced by the impact undergoes multiple reflections between the internal reflector (or the opposite side of the test object) and the test surface Thus, the ... the signal produced by the refIected portion of the pulse or the portion that passes through the object, a trained operator can interpret the received signal and decide whether the test object ... used for these echo methods (see Fig 3.4.1.2) The amplitude of the reflection at an interface is governed by the difference in the acoustic impedances of the materials The acoustic impedance is the...

Ngày tải lên: 24/10/2014, 22:11

... all the reading process based methods Therefore, they are suitable to characterize the flying height variation during the dynamic operations of the slider, such as the load/unload process and the ... component level 1.4 Thesis Structure This thesis is divided into six Chapters As an introduction, the chapter briefly describes the background, motivation, objectives and structure of the research work ... system, collect the data by placing the arm electronics (AE) in the MR resistance measurement mode and then monitor the MR resistance by measuring the MR voltage at constant MR bias current, the change...

Ngày tải lên: 05/10/2015, 22:15

... background and significance of the project is covered in the first section The second section presents the objectives of the project and the outline of the report 1.1 Project background and significance ... PHERAstar, on the other hand, only offers top-top reading direction Therefore, for the consistency of the results, top-top reading direction was used throughout the project Scanning mode: There are ... covers the theoretical background for the project, which is divided into three sections; the first is related to the establishment of the cell enumeration assay, the second is related to the enhancement...

Ngày tải lên: 09/10/2015, 11:07

... contraction generates a pressurevelocity wave that enters the left ventricle The wave moves through the inflow tract of the ventricle and reflects off the apex in the direction of the aortic valve The ... velocity can be used to correct for the effect of LV relaxation on mitral E velocity, and the E/e= ratio can be applied for the prediction of LV filling pressures (Figure 9) The main hemodynamic determinants ... at the septal and lateral sides of the mitral annulus and their average In patients with cardiac disease, e= can be used to correct for the effect of LV relaxation on mitral E velocity, and the...

Ngày tải lên: 20/01/2016, 13:07

... Finally, the conclusions are summarized in section The EU RES directive The EU policy on RES is set out in the relevant Directive [3] of the European parliament and of the Council The Directive ... only to the production of electricity from RES The renewable electricity produced can count towards the national target of the Member State, under the condition that the produced electricity ... Also, the systems which have an exemption to pay PSO for the support of renewable energy, as they use part of the electricity produced for their own needs, are PV systems more than 50kW, wind energy...

Ngày tải lên: 05/09/2013, 16:10

... 2,2¢-bipyridyl decreased the enzyme activity to 95, 91, 86, and 95%, respectively Spectroscopic characterization of the purified enzyme Fig Absorption spectra of the reaction products formed from 4-amino-3-hydroxybenzoic ... absorption spectra of reaction products and the purified enzyme were recorded with a Beckman DU 650 spectrophotometer Fluorescence spectra of the purified enzyme and a cofactor released from the enzyme ... mLÆh)1 The active fractions were pooled (fraction 6, 24.5 mL) The enzyme purity was checked by SDS/PAGE [16] Production and isolation of enzymatic reaction products in a coupled enzyme assay The...

Ngày tải lên: 19/02/2014, 16:20

... Therefore, the lack of apparent control as well as documentation with respect to the manner in which the sample was selected limits the utility of this study Poate et al performed a retrospective ... which the technology was intended, namely Class II patients Second, the gold standard was not performed in all subjects, in particular the Class II patients Therefore, the statistics reported for ... indicative of cancer The strengths of the study include its multicenter nature, enhancing generalizability of the results and the large sample size Another positive feature is the fact that the brush and...

Ngày tải lên: 06/03/2014, 02:21

... bioenergy is therefore expected for FP in practice The pyrolysis gases contain 6% to 10% of the initial bioenergy without volatile oxygenates, and their combustion should supply sufficient energy ... lignocellulose with ash, the ash must be added to the char, and the moisture, to the reaction water or the condensate For the yield percentages related to the real material, the corrected numbers must ... the successive products decreases stepwise due to the liberation of energy as reaction heat: the higher the reaction temperature, the more valuable is this thermal reaction energy if conversion...

Ngày tải lên: 14/03/2014, 19:20

... letter describes the work and transmits the final report of the Committee on Proposal Evaluation for Allocation of Supercomputing Time for the Study of Molecular Dynamics, Second Round The committee ... experts to evaluate the proposals submitted in response to the aforementioned RFP The committee of 17 was chaired by Dr Robert L Jernigan, Director of the Baker Center for Bioinformatics and Biological ... Iowa State University The committee members were selected for their expertise in molecular dynamics simulations, as well as their experience in the subject areas represented in the 81 proposals that...

Ngày tải lên: 16/03/2014, 15:20