kh amp cn vao vung dan toc va mien nui
Principles of Digital Communication Systems and Computer Networks
Ngày tải lên :
18/09/2012, 10:13
... tăng C, tăng W kh ng ? Kh ng tăng W làm tăng nhiễu SNR giảm Để tăng C tăng SNR kh ng ? Kh ng kết có nhiều nhiễu gọi điều biến qua lại nhiễu Entropy nguồn tin kh kênh truyền hai kh i niệm quan ... liệu Trong mã hóa kh ng liệu(lossless), thông tin kh ng bị Khi nén tập tin máy tính sử dụng kỹ thuật nén (ví dụ, WinZip), kh ng bị thông tin Kỹ thuật mã hóa gọi kỹ thuật mã hóa kh ng liệu(lossless) ... hỏi 1.Vẽ sơ đồ kh i hệ thống truyền thông giải thích chức kh i Entropy nguồn thông tin ? Minh họa với ví dụ 3.Mã nguồn gì? kh c biệt mã hóa kh ng liệu mã hóa liệu gì? 4.Giải thích kh i niệm lượng...
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Báo cáo y học: "Cancer control through principles of systems science, complexity, and chaos theory: A mode"
Ngày tải lên :
26/10/2012, 10:04
... highlighted by Ashby’s theorem of requisite variety that states that “…for effective control the variety available to the controller should be the same as the variety available to the system to be controlled” ... be controlled has n variables [and therefore] the controller must be able to control all n variables in order to avoid the significant risk of leaving some subset of those variables uncontrolled” ... especially the lack of adaptability These observations support to view that a perfect order is a non-physiological and a non-healthy state A degree of variability is essential to maintain a complex...
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Customer Service - Principles of Service Marketing and Management - C Lovelock & L Wright
Ngày tải lên :
07/02/2013, 09:52
... be allocated in advance through reservations For example, a golf course may employ both of these strategies by discounting greens fees during off-peak hours and requiring reservations for the busier ... service varies according to the underlying process 27 28 PART ONE • UNDERSTANDING SERVICES HOW DO SERVICES DIFFER FROM ONE ANOTHER? T h e service sector is amazingly varied, and the variety of ... education industries However, making the most of advances in IT often requires development of innovative equipment that is, in turn, dependent on advances in physical design and materials technologies...
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NHỮNG NGUYÊN TẮC HỢP ĐỒNG THƯƠNG MẠI QUỐC TẾ PRINCIPLES OF INTERNATIONAL COMMERCIAL CONTRACTS
Ngày tải lên :
13/08/2013, 08:02
... phép kh ng cấp kh ng bị từ chối Ðiều 6.1.17 Giấy xin phép bị từ chối Mục 2: Hoàn cảnh kh kh n 28 Ðiều 6.2.1 Tuân thủ hợp đồng Ðiều 6.2.2 Ðịnh nghĩa kh kh n Ðiều 6.2.3 Hậu kh kh n CHƯƠNG VII: KH NG ... khoản Điều 2.21(Mâu thuẫn điều khoản soạn sẵn kh ng soạn sẵn) Khi có mâu thuẫn điều khoản soạn sẵn kh ng soạn sẵn , điều khoản kh ngsoạn sẵn chiếm ưu áp dụng BÌNH LUẬN Theo định nghĩa, điều khoản ... kiểu chữ kh c so với kiểu chữ ều khoản đ ược soạn sẵn Nhưng trường hợp thứ hai kh phân biệt kh c điều khoản soạn sẵn điều khoản kh ng soạn sẵn, kh xác định xác thứ tự ưu tiên văn kh c bên thường...
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Principles of macroeconomics
Ngày tải lên :
14/08/2013, 11:22
... dispense with irrelevant details and to focus on important connections Models have two kinds of variables: endogenous variables and exogenous variables Endogenous variables are those variables that ... stock When building theories to explain economic variables, it is often useful to determine whether the variables are stocks or flows and whether any relationships link them Here are some examples ... stock; the amount of investment is a flow The government debt is a stock; the government budget deficit is a flow figure 2-2 Flow Stock Stocks and Flows The amount of water in a bathtub is a stock:...
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principles of microeconomics
Ngày tải lên :
14/08/2013, 11:22
... zero because in this case the y-variable never changes; a vertical line is defined to have an infinite slope because the y-variable can take any value without the x-variable changing at all What ... when measuring how one variable affects another If we are not able to hold variables constant, we might decide that one variable on our graph is causing changes in the other variable when actually ... that this lighter is dangerous to your health.” In judging the validity of Big Brother’s analysis, one question is paramount: Has Big Brother held constant every relevant variable except the one...
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Principles of corporate financ brealey myers 6e
Ngày tải lên :
14/08/2013, 11:32
... Information w Stock prices and returns w Issues of shares and other securities w Dividends w Financing Different Objectives w Managers vs stockholders w Top mgmt vs operating mgmt w Stockholders vs ... Shareholders 12 Present Value Present Value Discount Factor Value today of a future cash flow Present value of a $1 future payment Discount Rate Interest rate used to compute present values of future ... Example: Present Values and Bonds 33 Present Values Discount Factor = DF = PV of $1 DF = t (1+ r ) w Discount Factors can be used to compute the present value of any cash flow 34 Present Values...
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Principles of marketing
Ngày tải lên :
17/08/2013, 09:20
... It builds on five major value themes: Creating value for customers in order to capture value from customers in return Today’s marketers must be good at creating customer value and managing customer ... This innovative customer-value framework is introduced at the start of Chapter in a five-step marketing process model, which details how marketing creates customer value and captures value in ... customer value, and build strong customer relationships In the final step, companies reap the rewards of creating superior customer value By creating value for consumers, they in turn capture value...
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Manual of diagnostic tests for aquatic animals 2010
Ngày tải lên :
21/08/2013, 13:57
... specificity, and evaluation of panels of field samples was nominal Such bench validation for bovine spongiform encephalopathy (BSE) is a classical example where positive field samples were not available ... candidate assay as it is evaluated through the entire development and validation process Switching reference samples during the validation process introduces an intractable variable that can severely ... and the panel of samples is evaluated using the candidate assay in each of these laboratories, using the same protocol, same reagents as specified in the protocol, and equivalent equipment This...
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Principles of management
Ngày tải lên :
08/10/2013, 15:55
... providing direction, vision and direction – motivating and influencing staff Defining Management by Its Functions: Controlling • The process of evaluating and regulating the p g g g organisation’s ... is – you evaluate and control against the targets set in the plans Defining Management by Its Functions: Management is a Process • Managers formulate plans and implement and g p p evaluate performance ... you than without? Can they serve the customer better, handle more calls, and achieve more? – the value of management – making a group of individuals more effective Defining Management by Its Functions...
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Ten Principles of Economics - Part 44
Ngày tải lên :
18/10/2013, 00:15
... inequality is desirable in a society, Nozick denies the validity of this very question The libertarian alternative to evaluating economic outcomes is to evaluate the process by which these outcomes arise ... income at their market value, the number of families in poverty would be about 10 percent lower than the standard data indicate The important role of in-kind transfers makes evaluating changes in ... of government assistance rather than the true extent of economic deprivation T h e E c o n o m i c L i f e C y c l e Incomes vary predictably over people’s lives A young worker, especially one...
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The Principles of Psychology
Ngày tải lên :
18/10/2013, 12:15
... differ only in their strength and vivacity The foregoing conclusion is not founded on any particular degree of vivacity It cannot therefore be affected by any variation in that particular An idea ... favorable for the appearance of good contrast-effects, [p 17] various experiments have been devised, which will be explained in comparing the rival theories of explanation Get any book for free on: www.Abika.com ... this easy in the case of Weber's observation that a thaler laid on the skin of the forehead feels heavier when cold than when warm; or of Szabadfödi's observation that small wooden disks when heated...
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Principles of Accounting
Ngày tải lên :
22/10/2013, 10:15
... the example in the previous lecture notes January 18, the firm receives advances from customers for advertising services on real estate costing $800; a journal entry has been made Cash 800 Advances ... accounted in advance Deferred expense: Disbursements have been made but should be allocated over many periods Accrued expense: Disbursements have not been made but should be accounted in advance by ... have been made but should be allocated over many periods Prepaid Expense See the example, on January 1, the firm advances a rental of $3,000 for month use On Jan 31, $500 out of this amount is regarded...
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