the network— an alternative to the euclidean model
Báo cáo y học: " Formation of translational risk score based on correlation coefficients as an alternative to Cox regression models for predicting outcome in patients with NSCLC" doc
... the other) had to taken into consideration Therefore, each variable was divided by the number of their possible realizations (i.e by two for M and H, by four for the others) To emphasize the power ... and Notch3, as relevant factors TNM had a significant impact on survival using univariate tests, but there was no significant effect of N and M in the Cox model, which is in accordance with the ... and prepared the manuscript AF basically was involved in the design of the study, evaluated and interpreted the tissue data, together with WK she drafted the manuscript BK controlled the tissue...
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Báo cáo hóa học: "Error Sign Feedback as an Alternative to Pilots for the Tracking of FEXT Transfer Functions in Downstream VDSL" pptx
... phase The precoder can then be computed and transmission can start at the highest rate Then, the channel is changing slowly, for example due to changes in temperature, or possibly due to changes ... Consequently, the behavior and performance of this algorithm can be expected to be very different Finally, the ultimate goal is to adapt the precoder to the changes in the channel To achieve this, the diagonal ... remains due to a mismatch between the precoder and the actual channel and are thus generally of low amplitude We will refer to channel coefficients to denote the crosstalk coefficients of the channel (matrix...
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Báo cáo y học: "Background: Percutaneous tracheostomy (PT) has gained an increasing acceptance as an alternative to the conventional surgical tracheostomy (ST). In experienced hands, and with proper patient selection, it is safe, easy and quick." docx
... selection Translaryngeal tracheostomy (Fantoni’s technique) For translaryngeal tracheostomy, in contrast to the other techniques, the initial puncture of the trachea is carried out with the needle ... directed cranially and the tracheal cannula inserted with a pull-through technique along the orotracheal route The cannula is then rotated downward using a plastic obturator The main advantage of ... cardiac arrhythmia [8], and premature decannulation [42] Stomal infection is rare (0–3.3%) and mostly minor, since the stoma fits snugly around the cannula and there is hardly any tissue devitalization...
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Báo cáo y học: "Cost-effectiveness of micafungin as an alternative to fluconazole empiric treatment of suspected ICU-acquired candidemia among patients with sepsis: a model simulatio" ppsx
... presents the results of the two-way sensitivity analysis simultaneously varying the two inputs with the most impact on the variability of the MIC vs FLU model – the QALY adjustment factor and the ... candidal blood cultures and used this number as the point estimate, and the range of prevalences from the six studies as the range around the point estimate Despite the fact that not all CG and ... the species of Candida (other than a report that the isolate is non-albicans) or the minimum inhibitory concentrations of FLU for the species isolated In the first case, unless no FLU resistance...
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An introduction to disk drive modeling
... memory, and an interface to the SCSI bus The controller manages the storage and retrieval of data to and from the mechanism and performs mappings between incoming logical addresses and the physical ... Bruce Worthington and Greg Ganger at the University of Michigan took this approach and managed to fine-tune the controller-overhead and bus-transfer components of a model similar to ours They achieved ... analytical or simulation models to compare alternative approaches, and the quality of these models determines the quality of the conclusions; indeed, the wrong modeling assumptions can lead to...
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Tài liệu FOCUS ON DATA XMLPULL AS AN ALTERNATIVE TO DOM & SAX doc
... the project Accounting needs to supply a payment service and also needs to keep track of the project itself The poor old manager has to balance all of these competing concerns and to manage the ... a mechanism for allowing the user to move to a new page and show the next 10 bars in the database I therefore defined variables to keep track of the starting row and the ending row on any given ... deadlines then why can’t they stop setting them? Well, just for a minute let’s step into the shoes of our manager We’ll pretend that they have to manage the needs of marketing, sales, content management,...
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Tài liệu Database File System: An Alternative to Hierarchy Based File Systems docx
... into use It can bring the focus of the file system to the user, instead of the computer, and in doing so change how we think about files and the whole computer It can be an enabler for a new and ... custom events, and transforms them into qt signals Other objects can listen for the events by connecting their slots to these signals The DbfsHandler is also responsible for initializing the ... modification-date and keywords And the server is only meant to service one user, but every user can run its own instance The dbfsd can be configured using the dbfs/dbfs.conf file in the users home directory The...
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Tài liệu Báo cáo khoa học: "Never Look Back: An Alternative to Centering Michael Strube" doc
... realized in the current and the previous utterance • The elements of the S-list are ranked according to their information status The order among the elements provides directly the preference for the ... ranked higher than the discourse entity JUDGE In the next step, the ellipsis refers to JUDGE which is evoked then The nouns "request" and "prosecutors" are brand-new The pronoun "he" and the possessive ... encountered, FRIEDMAN is the first element of the S-list since FRIEDMAN is unused and in the current utterance Because of binding restrictions, "her" cannot be resolved to F R I E D M A N but tO the second...
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scientific american - 2002 08 - an alternative to dark matter
... evolved in cyanobacteria, the world’s most abundant type of phytoplankton Phytoplankton and all land-dwelling plants— which evolved from phytoplankton about 500 million years ago— use the energy ... necessary The first upgraded Newtonian dynamics to the theory of relativity— both the special theory (which changed Newton’s second law) and the general theory (which altered the law of gravity) The ... the creator of CNN, the first 24-hour news network, and other cable stations, Ted Turner forever changed the landscape of American television Now the 64year-old “media mogul” plans to change the...
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statistical field theory an introduction to exactly solved models in statistical physics nov 2009
... implementations in the space of the coupling constants From this analysis, one gets to the important notion of relevant, irrelevant and marginal operators and then to the universality of the critical ... the notion of conformal transformations and the important topic of the massless quantum field theories associated to the critical points of the statistical models Here we establish the important ... referring to it from 1969 to 2002 Therefore it may appear quite paradoxical that the extraordinary notoriety of the model is not accompanied by an analogous notoriety of the scientist to whom the model...
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AN INTRODUCTION TO CREDIT RISK MODELING doc
... parts, the outstandings and the commitments The outstandings refer to the portion of the exposure already drawn by the obligor In case of the borrower’s default, the bank is exposed to the total ... always the same For example, in health insurance the costs of a few sick customers are covered by the total sum of revenues from the fees paid to the insurance company by all customers Therefore, the ... One-Factor/Sector Models 2.5.1 The CreditMetricsTM /KMV One-Factor Model 2.5.2 The CreditRisk+ One-Sector Model 2.5.3 Comparison of One-Factor and One-Sector Models Loss Distributions by Means of...
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an introduction to credit risk modeling phần 2 docx
... disclose the details of their factor model But, nevertheless, a summary of the model can be found in the literature, see, e.g., Crouhy, Galai, and Mark [21] Our approach to describing KMV’s factor model ... under pressure Then we can expect that companies A and B also get under pressure, because their fortune is related to the automotive industry The part of the volatility of a company’s financial success ... Finger, and Bhatia to make credit risk methodology available to a broad audience in a fully transparent manner Both companies continue to contribute to the market of credit risk models and tools...
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an introduction to credit risk modeling phần 3 doc
... mathematical framework of the model and giving some idea about the underlying data and the calibration of the model to the data An exception is KMV’s Portfolio ManagerTM , where most of the documentation ... firms and independent of the composite factors The quantity Ri reflects how much of the volatility of ri can be explained by the volatility of the composite factor Φi Because the composite factor ... beyond the scope of this book For readers interested in the theory we refer to the already mentioned papers by Duffie et al and also to Jarrow, Lando, and Turnbull [64] and Lando [77] In the sequel...
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an introduction to credit risk modeling phần 4 docx
... adding new deals to it The contribution of the new deal to the total EC of the enlarged portfolio is then given by a multiple of the CM In general, the CM heavily depends on the chosen level ... modification of the CreditMetricsTM /KMV model close to the normal case by looking at a large n By systematically decreasing the degrees of freedom we can transform the model step-bystep towards a model ... =Aa, , and R6 =B, altogether six rating grades For every rating class Ri we can calculate the mean pi and the corresponding volatility from the historic default frequencies of class Ri over the...
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an introduction to credit risk modeling phần 5 pptx
... refer to the book by Hull [57] for a practitioner’s approach and to the book by Baxter and Rennie [8] for a highly readable introduction to the mathematical theory of financial derivatives Another ... 2, two of the most widely used credit risk models are based on the AVM, namely the KMV -Model and CreditMetricsTM The roots of the AVM are the seminal papers by Merton [86] and Black and Scholes ... gives the option holder the right to buy the underlying asset for the strike price, whereas a put guarantees the option holder the right to sell the underlying asset for the exercise price If the...
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an introduction to credit risk modeling phần 6 pptx
... the calibration of bankinternal credit data to a multi-sector model is in general neither easier nor more difficult than the calibration of a multi-factor model on which an asset value model can ... distribution applicable to the original portfolio, and on the other hand efficient enough to really partition the portfolio into mE exposure bands, such that mE is significantly smaller than the original number ... c, driven by the confidence level α, has to be fixed by the senior management of the bank and is part of the bank’s credit management policy The following proposition provides another interpretation...
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an introduction to credit risk modeling phần 7 doc
... less than or equal to 0.002% are mapped to AAA, 0.002% to 0.04% corresponds to AA, etc The historical frequencies of changes from one range to another are estimated from the history of changes ... participants think in terms of spreads rather than in terms of default probabilities, and analyze the shape and movements of the spread curve rather than the change in default probabilities And, ... rate h is then called intensity and often denoted by λ1 Changing from a deterministically varying intensity to random variation, and thus closing the link to the stochastic intensity models [32],...
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an introduction to credit risk modeling phần 8 pps
... payment to the TRS seller The margin, paid by the TRS buyer, reflects the cost to the TRS seller of financing and servicing the reference asset on its own balance sheet Such a transaction transfers the ... itself The TRS seller pays to the TRS buyer the total return of a specified asset and receives a floating rate payment plus a margin The total return includes the sum of interest, fees, and any change ... beta of the asset with the market and rm denote the continuous time rate of return on the firm’s asset and the market portfolio, σ and σm are the respective volatilities, and ρa,m denotes the correlation...
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an introduction to credit risk modeling phần 9 pot
... Roles of Banks in the CDO Market There are in general many roles of banks in the ABS market In many cases, a bank will play the role of the originator or the role of the investor But there are ... costs and EC costs will be reduced to an extent reflecting the amount of risk transferred to the capital market Both effects, and additional tax and other benefits can help a bank to refinance a loan ... although the loans are still on the bank’s balance sheet (recall the discussion in the section on synthetic CLOs) In other words, after securitization the bank has the opportunity to use the reliefed...
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