... division of xn by the instance, one has that a0 n characteristic polynomial of A Further, by elementary techniques of linear algebra one can also compute them in terms of the eigenvalues of A an approach ... system and the description of the Advances in Difference Equations dynamics in the general case β2 / We finish the paper by describing the dynamics in the particular case where the coefficients and the ... Consider an eigenvalue λ of A, and let λ2 , λ3 be the other nonnecessarily different eigenvalues of A Let us show that the eigenvalues of the Jacobian matrix at a fixed point associated to λ are just...
Ngày tải lên: 21/06/2014, 05:20
... – Advantages • Can carry up to three times the amount of data as TDMA • Transmissions are much harder to eavesdrop on • A would-be eavesdropper must also know the exact chip in which the transmission ... data to be sent – Imprints a unique address on the data – The longer the code is, the more users will be able to share the same channel – Number of chips in the code • Determines the amount of ... Objectives • List the components of a radio system • Describe how different factors affect the design of a radio system • Explain the radio frequency spectrum Components of a Radio System • Components...
Ngày tải lên: 13/09/2012, 10:52
Báo cáo khoa học: Insights into the design of a hybrid system between Anabaena ferredoxin-NADP+ reductase and bovine adrenodoxin pot
... mixed in the cell measuring compartment and lM CYP1 1A1 was placed in the second compartment After the samples were made anaerobic, an excess of NADPH was added to the FNR/Adx mixture to allow Adx ... yielding a complex that shows a typical absorbance band at 450 nm [33] Time-sequential spectra recorded after addition of CYP1 1A1 to an anaerobic CO-saturated sample containing the reaction mixture ... that reduction of Adxox by FNRrd, as followed by the kinetic transients at 414 nm (Fig 1A) , was taking place over a period of time of at least 1000 s and therefore can be analysed under steadystate...
Ngày tải lên: 31/03/2014, 07:20
Báo cáo hóa học: "Research Article The Solvability of a New System of Nonlinear Variational-Like Inclusions" ppt
... Theory and Applications References Q H Ansari and J.-C Yao, A fixed point theorem and its applications to a system of variational inequalities,” Bulletin of the Australian Mathematical Society, vol ... Verma 15 studied a class of nonlinear Fuzzy variational inclusion systems with A, η -accretive mappings in Banach spaces On the other hand, some interesting and classical techniques such as the ... Point Theory and Applications enriched and improved the class of generalized resolvent operators Lan 10 studied a system of general mixed quasivariational inclusions involving A, η -accretive mappings...
Ngày tải lên: 22/06/2014, 11:20
gai - systemic risk; the dynamics of modern financial systems (2013)
... Chapman, Matteo Marsili, Nada Mora, Claus Puhr, and Matthew Willison for their valuable contributions in helping these ideas reach fruition Preface The Bank of England and the Bank of Canada ... that actively lean against the procyclical tendencies of the financial system may also help reduce systemic risk 1.2 Dynamic Adjustment of Balance Sheets A weakness of the analysis in Chapters and ... probability, a random initial default at one bank can lead to the spread of default across the entire vulnerable portion of the financial system As the average degree, z, increases, typical in- and...
Ngày tải lên: 01/11/2014, 18:15
The Duality of Memory and Communication in the Implementation of a Multiprocessor Operating System
... dirty pages • Data manager floods the cache This is rather similar in nature to a data manager which fails to free data, but is easier to detect and prevent • Data manager changes data A malicious ... for another thread in that task • Server tasks which cannot tolerate changing data, or which must ensure that all of the necessary data is available, may use a separate thread to copy that data ... copied) data in a message • Data manager backs its own data Deadlock may occur if a data manager becomes blocked in a page fault waiting for data which it provides Fortunately, there are several techniques...
Ngày tải lên: 12/09/2012, 15:05
Reliability analysis of a power system based on the multi state system theory
... capacity of the system is above 22.8 Ah, the system is reliable, though the capacity of a battery is lower than 5700 mAh Suppose the capacity of the first branch is 5600 mAh and the capacity of ... of other branches are all above 5800 mAh, the system is reliable because the required capacity is reached But when we analyze the system reliability using the traditional system reliability theory, ... V RELIABILITY ANALYSIS OF THE POWER SYSTEM The reliability of the power system is analyzed using the multi-state system theory According to (2), the universal generating function of the battery...
Ngày tải lên: 03/01/2014, 19:38
Tài liệu World Bank, Inter-American Development Bank, and Subregional Development Banks in Latin America: Dynamics of a System of Multilateral Development Banks ppt
... Trinidad and Tobago, Uruguay, and Venezuela); CABEI in Belize, Costa Rica, the Dominican Republic, El Salvador, Guatemala, Honduras, Nicaragua, Panama; and Argentina and Colombia outside the subregion, ... countries of the Latin America and Caribbean region; the CAF in 16 countries (Argentina, Bolivia, Brazil, Chile, Colombia, Costa Rica, Ecuador, Jamaica, Mexico, Panama, Paraguay, Peru, Dominican Republic, ... Latin America and the Caribbean as a percentage of total financial flows, 1970–2010 Source: Own elaboration with World Bank’s Databank ADBI Working Paper 380 Prada Before 2008, official financial...
Ngày tải lên: 16/02/2014, 06:20
Tài liệu Báo cáo khoa học: The chitinolytic system of Lactococcus lactis ssp. lactis comprises a nonprocessive chitinase and a chitin-binding protein that promotes the degradation of a- and b-chitin doc
... Vaaje-Kolstad et al containing 100 lm of (GlcNAc)14 was analysed at the start, in the middle and at the end of each series of samples The resulting average values of the standards (displaying standard ... instructions, containing ends compatible with the expression vector (forward primer, 5Â-GGTATTGAGGGTCGCCATGGTTATGTTC AATCACCA-3Â; reverse primer, 5Â-AGAGGAGAGTTAG AGCCTTACAAGAAGGGTCCAAAGA-3Â) The PCR product ... regular time intervals The degradation of a- chitin by LlChi1 8A started with a rapid phase, regardless of the presence of LlCBP3 3A In the presence of LlCBP3 3A, the fast initial phase was maintained...
Ngày tải lên: 18/02/2014, 08:20
Tài liệu Báo cáo khoa học: Influence of modulated structural dynamics on the kinetics of a-chymotrypsin catalysis Insights through chemical glycosylation, molecular dynamics and domain motion analysis pptx
... ịt ỵ A2 expkHX;2 ịt ỵ A3 where A1 , A2 , and A3 are the fractions of the fast, slow and stable amide protons and kHX,1 and kHX,2 are the apparent exchange rate constants for the fast and slow amide ... conjugates were independent of the size of the glycan (Tables and 5, [36]) The analysis revealed that the changes in these parameters statistically correlate for both the acylation and deacylation ... Structural dynamics and serine protease catalysis Table Global energetic parameters and DebyeWaller temperature factors calculated for the protein portion of a- CT and the various lactose -a- CT conjugate...
Ngày tải lên: 19/02/2014, 05:20
Tài liệu Báo cáo khoa học: "The Utility of a Graphical Representation of Discourse Structure in Spoken Dialogue Systems" ppt
... Note that Figure is not a screenshot of the actual system interface The NM is the only part from the actual system interface Figure shows the NM after turn Tutor1 We manually annotated each system ... which assumed no information in the essay Note that the actual dialogue depends on the correctness of the user answers After the dialogue, users were asked to revise their essay and then the system ... are domain learning and user’s adaptation to the system Integration Q9 and Q10 look at how well users think they integrate the system questions in both a forward-looking fashion (Q9) and a backward...
Ngày tải lên: 20/02/2014, 12:20
A Guide to the Analysis of Fish Marketing Systems Using a Combination of Sub-sector Analysis and the Sustainable Livelihoods Approach potx
... influence the way in which people can access and make use of their assets Natural capital Natural capital is the quality and quantity of natural resources that are available to people and above all, the ... ideas As a result, in the early 1980s, the rapid rural appraisal (RRA) approach to initial project preparation was developed By the end of the decade, there was a range of RRA methods and approaches ... database and statistical computer programmes such as Access, SPSS and SAS, spreadsheet programmes can also be useful, particularly if databases are relatively small and the statistical calculations...
Ngày tải lên: 07/03/2014, 00:20
Báo cáo khoa học: "QARLA:A Framework for the Evaluation of Text Summarization Systems" pdf
... framework, QARLA, that addresses such issues Given a set of manual summaries and another set of baseline summaries per task, together with a set of similarity metrics, QARLA provides quantitative measures ... similarity metrics to compare summaries An evaluation framework should include, at least: • A measure QM,X (a) ∈ [0, 1] that estimates the quality of an automatic summary a, using the similarity ... estimates the quality of an automatic summary a ∈ A, given a set of models M and a similarity metric x An obvious first attempt would be to compute the average similarity of a to all model summaries...
Ngày tải lên: 17/03/2014, 05:20
Báo cáo khoa học: "SOFTWARE TOOLS FOR THE ENVIRONMENT OF A COMPUTER AIDED TRANSLATION SYSTEM" pptx
... directly accessed on the screen But the translation is always done by the translator This data base is composed of dictionaries, "formats" and "procedures" of the analysis, transfer and synthesis phases ... phases (the conventional phases of a CAT system) For any given source lexical unit in this data base, VISULEX searches for all the associated information THAM consists of a set of functions programmed ... help translators in several ways, particularly with Machine Aided Human Translation (MAHT) The translator is provided with a text editing system, as well as an uncoded dictionary which may be...
Ngày tải lên: 17/03/2014, 19:21
Báo cáo khoa học: "Current Research in the Development of a Spoken Language Understanding System using PARSEC*" ppt
... feedback about impossible word candidates • We have been able to incorporate the durational information from Bear and Price quite easily into our framework An advantage of our approach is that the ... incremented by this amount In contrast, Bear and Price, by doubling the size of the grammar are multiplying the processing time by a factor of when no prosodic information is available (assuming (2n) ... Harper Parsec: An architecture for parallel parsing of constraint dependency grammars In Submitted to The Proceedings o /the ~9th Annual Meeting o.f ACL, June 1991 [3] H Maruyama Constraint dependency...
Ngày tải lên: 23/03/2014, 20:20
Báo cáo khoa học: "The adaptation of a machine-learned sentence realization system to French" potx
... uses the same strategy as German: exploit the full set of features available in the analysis on the node, its parent and grand-parent The sets of features therefore largely overlap and are language-independent ... syntactic category of the node, of its parent, the syntactic function of the node, the voice of the parent, the arguments of the parent, and the agreement features of the grand-parent These features ... the average of the scores from the five raters The system score is the average of the scores of all sentences The average score was 2.92 with a standard deviation of 0.19 The maximum score was...
Ngày tải lên: 31/03/2014, 20:20
a study of the emergence of management accounting system ethos and its influence on perceived system success
... (TOP) At the heart of this organisational drive, was an attempt to engender greater flexibility of operational practices and an enhanced outward management orientation Many managers across the organisation ... (3.7.97) The Strategy and Marketing Manager was particularly critical of the accountants in that, according to him ‘‘PBTC calculations always better match the reality than the results from the accountants’’ ... integrating financial, operational, internal and market-based data Its reports are structured as a dynamic mix of visual, graphical, quantitative and qualitative information Financial content is...
Ngày tải lên: 08/04/2014, 12:07
báo cáo sinh học:" Assessing the impact of a new health sector pay system upon NHS staff in England" pot
... developed as a tailor-made system for NHS staff as it was agreed there was no pre-existing system capable of evaluating all of the jobs covered The new pay spines are divided into nine pay bands, and ... consistent approach to costing, provides one example of the relative lack of detailed evaluation of impact of Agenda for Change Many managers also reported that the additional funding provided had not ... cover the estimated cost of implementation At national level the absence of any full evaluation of implementation of Agenda for Change has limited an assessment of its costs and benefits Of the...
Ngày tải lên: 18/06/2014, 17:20
báo cáo hóa học: " Cognitive interviewing methodology in the development of a pediatric item bank: a patient reported outcomes measurement information system (PROMIS) study" docx
... respond to items and talk about all aspects of their health and well-being in meaningful ways They are able to comprehend varying response options on a categorical scale, and can accurately respond ... using a 7-day recall period Feedback from the children who participated was valuable in creating a set of items to be administered to a wide age range of children The final item set generated as a ... for an interview date At the time of the interview, a trained research assistant obtained parental informed consent and the children signed an assent document All child participants received a...
Ngày tải lên: 18/06/2014, 19:20
Báo cáo hóa học: " Testing the potential of a virtual reality neurorehabilitation system during performance of observation, imagery and imitation of motor actions recorded by wireless functional nearinfrared spectroscopy (fNIRS)" potx
... palms facing downwards, and faced the monitor at a distance of approximately 70 cm The image on the monitor showed a virtual arm in the same orientation and relative position as the real arms, ... http://www.jneuroengrehab.com/content/7/1/57 Page of 13 the analysis The median was chosen instead of the mean as it is more robust to outliners that may have statistically unbalanced the analysis in our relatively ... hemisphere: diagram of the Δ[O2Hb] amplitude changes with standard error of the mean (SEM) and statistical significances of paired t-test are shown perhaps because they are less ‘automatic’ It has been...
Ngày tải lên: 19/06/2014, 08:20