introduction to e learning and the three cs of 3d games

... communicate, conduct business and manage their  daily lives  • Technologies reviewed • Resources used Trang 31.2 History of the Internet • Advanced Research Projects Agency of the  Department of Defense (ARPA) – Implemented the ARPAnet, the grandparent of today’s  ... Successful e­businesses are those that recognize  the needs of their target audiences and match those  needs with relevant content  • Seasoned professionals and young entrepreneurs • e­Commerce  – Involves exchanges among customers, business partners and  ... 1Chapter 1, Introduction to e­Business  and e­Commerce Outline 1.1 Introduction: Transitioning to the Web 1.2 History of the Internet 1.3 History of the Web 1.4 Internet and World Wide Web Development

Ngày tải lên: 18/01/2020, 17:40

... Owner’s Equity is money owed to the  shareholders  Common and preferred stock  represents money that has been paid  by the shareholders to the firm. The  value is listed at the stock’s par value  Excess capital is the amount paid for  ... common stock and the amount. Remember that dividends on  preferred stock may be mandatory if the firm is profitable  Retained Earnings – after all the bills (expenses and taxes) are  paid and profits are shared with the owner’s (dividends),  ... Net Income (Profit) before Taxes is the Gross Income minus  all other expenses, and plus any other income to the firm.  This amount is the amount used to determine the income  taxes paid by the organization. 

Ngày tải lên: 03/02/2020, 22:35

... Business understanding approach Analytic Data requirements Data collection Data understanding Data preparation Modeling Evaluation Deployment Feedback Trang 7¡ WHAT – lấy tập mẫu “One or more small ... spoon(s) can be enough to assess whether the soup is good or not.” https://www.coursera.org/learn/inferential-statistics-intro Trang 8Fundamentals :: Sampling :: How 8Trang 9Fundamentals :: Sampling ... Trang 26Transforming text dataTechniques :: Transforming example & demo 26 Trang 28DEMO :: Steps 28Tokenize Dictionary (tfidf-Vector) Data Input Trang 29§ Bài tập: Tính vector biểu diễn của

Ngày tải lên: 09/12/2022, 00:11

... (1)¡ K-nearest neighbors (KNN) is one of the most simple methods in ML Some other names: ¨ Instance-based learning ¨ Lazy learning ¨ Memory-based learning ¡ Main ideas: ¨ There is no specific ... ¨ Each observation is represented by a vector in an n-dimensional space, e.g., xi = (xi1, xi2, …, xin)T Each dimension represents an attribute/feature/variate ¨ There is a set C of predefined ... attribute weighting¡ Weighting the attributes is sometimes important for KNN. ¨ No weight implies that the attributes play an equal role, e.g., due to the use of the Euclidean distance: ¨ This

Ngày tải lên: 09/12/2022, 00:12

... problem below: ¡ The constraints in (D) is much more simpler than those of the primal problem Therefore deriving an efficient method to solve this problem might be easier complicated Therefore, ... general, the KKT conditions do not guarantee the optimality of the solution ¡ Fortunately, due to the convexity of the primal problem [Eq.10], the KKT conditions are both necessary and sufficient to ... fact, problem [Eq.10] is pretty hard to derive an efficient algorithm Therefore, its dual problem is more preferable. Trang 20SVM: the dual form (1)¡ Remember that the dual counterpart of [Eq.10]

Ngày tải lên: 09/12/2022, 00:14

... q Example: how a sentence is generated? v We assume our brain does as follow: v First choose the topic of the sentence v Generate the words one-by-one to form the sentence q How will TIM be drawn? ... of the outcome space S. ¨ Ex: E = {1} the event that the die appears 1 ¨ Ex: E = {1, 3, 5} the event that the die appears odd ¡ Space W of events: the space of all possible events ¨ Ex: W contains ... Theory(mô hình đồ thị xác suất) ¨ Each vertex represents a random variable, grey circle means “observed”, white circle means “latent” ¨ Each edge represents the conditional dependence between

Ngày tải lên: 09/12/2022, 00:14

... Inference for more general models ¡ Deep generative models ¨ Neural networks + probability theory ¡ Bayesian neural networks ¨ Neural networks + Bayesian inference ¡ Amortized inference ¨ Neural ... change much between two consecutive iterations ¡ In practice, we sometimes need to limit the maximum number of iterations Trang 16EM: some properties¡ The EM algorithm is guaranteed to return ... convergence, go to iteration 𝑡 + 1. Trang 15EM: covergence condition¡ Different conditions can be used to check convergence ¨ 𝐿𝐵 𝜽 does not change much between two consecutive iterations ¨ 𝜽 does

Ngày tải lên: 09/12/2022, 00:14

... bias–variance tradeoff More generally, as the model complexity of our procedure is increased, the variance tends to increase and the squared bias tends to decrease The op- posite behavior occurs as the ... simply the variance of an average here, and de-creases as the inverse of k So as k varies, there is a bias–variance tradeoff. More generally, as the model complexity of our procedure is increased, ... iden-tified with the number of parameters needed to specify a function within the class.) The bottom of the U is achieved at the sweet spot which balances the fit to the training data and the

Ngày tải lên: 09/12/2022, 00:15

... be forever grateful and intellectually richer from the experience Trang 9List of Tables ¬—— vi .\›¬ic 0 NH(((Á đa eee ee ee eee ete eee e eee ee reer eee eeeee xi Research Question . -SSn ... TabÌe 5-5 seeeeeerererrsrrsrrrsee High Knowledge-base group Firm and Sector Frequency Table sscscsscsessessesenssenseseenennenees Descriptive Statistics of Key Independent variables for the ... Knowledge-basegTOup -. - s+nnenneeerreerrsree Assets, Sales, and Employees by Sample and PopulatiOn 5s csssereeeiesrsesririrrrrrreereeee Low Knowledge-base group Firm and Sector Frequency

Ngày tải lên: 18/02/2014, 11:20

... inVietnam, there are some topics that related to and preceding our project Some noticeable project will be mentioned briefly here and after.1 The topic: “ The development of microfinance in Vietnam” ... valuable insights despite the limited dataset The sample size is sufficient to reflect the diverse business landscape of Hanoi's MSE sector, ensuring the findings are representative Although the data ... constrained to recent years, the significant number and varied nature of these enterprises enable meaningful generalizations about the characteristics and trends among Hanoi's MSEs Overall, the research

Ngày tải lên: 21/03/2023, 10:31

... retailer depends on the flexibility offered for books to be returned from the retailer to the wholesaler At the store level, competitiveness requires a large variety of books to be in stock, the ... place as scheduled, suppliers invest effort, people, and resources to keep component designs competitive, and warehouses and associated in-ventories are deployed to optimize performance These are ... published in previous years) The other 50% of the demand consists of orders for the 51,000 current titles, i.e., released that year The average new title sells fewer than 10,000 copies over its lifetime

Ngày tải lên: 21/01/2020, 08:13

... BUSPROG: Diversity STA: DISC: Environmental Influence KEY: Bloom's: Knowledge 21 When Poland entered the European Union –where there is free movement of labor across member countries –some of the abundant ... plumbers migrated to the United Kingdom to fill the shortage there The net result was that wages for plumbers in the U.K stabilized or softened and wage rates for plumbers in Poland increased As the ... the U.K consumer of plumbing services benefited from this development, one could argue that the real income of the British consumer was, therefore, enhanced This is an example of the _ a factor-price

Ngày tải lên: 11/11/2017, 10:42

... are used in English and how they are transferred into Vietnamese The readers will have the opportunity to see the correlations and the difference between them Also, the data collected from the ... Chapter 3: English euphemism with reference to the Vietnamese equivalence compares the use of euphemism in some literature works in English and Vietnamese language Euphemism expresses death, sex, ... sleep It can see from the similarity of the dead one and a sleeping body Death could be seen as a permanent sleep which helps people to take rest and enjoy the peace ―with the handles muffled

Ngày tải lên: 17/01/2019, 22:47

... the next move Remember the tree-like model in the preceding diagram From the top of the tree at the start of the game, there are 20 branches underneath as white's next possible move Under one ... from these branches, deciding the best arrangement in a second How deep it goes (how many levels of the tree it generates and evaluates) is controlled by the speed of the machine Of course, each ... feature engineering! Machine learning has various methods, but the problem of being unable to do feature engineering is seen across all of these Various methods have been developed and people

Ngày tải lên: 04/03/2019, 14:14

... lower than the beta of Amalgamated Copper (+0.66) For a diversified investor, the standard deviations are irrelevant a To the extent that the investor is interested in the variation of possible ... a Refer to Figure 7.10 in the text With 100 securities, the box is 100 by 100 The variance terms are the diagonal terms, and thus there are 100 variance terms The rest are the covariance terms ... general, we expect a stock’s price to change by an amount equal to (beta × change in the market) Beta equal to -0.25 implies that, if the market rises by an extra percent, the expected change...

Ngày tải lên: 14/08/2014, 11:20

... Exchange 2000 and the Web Storage System # Developmental Features of the Web Storage System Topic Objective To list the topics related to Web Storage System Application Development Lead-in The Web ... Introduction to Exchange 2000 and the Web Storage System Web Storage System Database Features Topic Objective To list the database features of the Web Storage System Lead-in Each Exchange store is a Web ... to the Web Storage System Define the Web Storage System and then define resources Emphasize that each item in the Web Storage System is addressable by using a URL Define schema, and introduce...

Ngày tải lên: 11/12/2013, 14:15

... testing equipment you see in the shop to take and record measurements The shop computer links the learner to actual online reference resources and the telephone offers testing hints When the learners ... Practice Make Perfect? • Evidence for the amount and type of practice needed to support learning objectives • Evidence and guidelines for design of effective practice feedback • Evidence for the distribution ... detail in Chapter During the past one hundred years, three views of learning have evolved, and you will see each view reflected in courses available today The three architectures and the learning assumptions...

Ngày tải lên: 30/05/2014, 23:00

... the price of one dollar goes up in euro terms and the euro experiences a depreciation  When the Eurozone exchange rate E /$ falls, the price of one dollar goes down in euro terms and the euro ... the two parties make the contract today, but the settlement date for the delivery of the currencies is in the future, or forward The time to delivery, or maturity, varies However, because the ... terms, and the U.S dollar experiences a depreciation  When the U.S exchange rate E$ /€ falls, fewer dollars are needed to buy one euro The price of one euro goes down in dollar terms, and the...

Ngày tải lên: 23/12/2015, 15:57

... d’Ivoire versus Vietnam Where will coffee traders buy coffee? Where will they sell coffee? How will these transactions affect the price of coffee in Vietnam? In Côte d’Ivoire? Answer: The relative ... is the expected rate of real depreciation for the United States (versus the United Kingdom)? Answer: From (d), the real exchange rate will decrease by 0.03 Therefore, the rate of real depreciation ... Suppose the Bank of Korea wants to maintain an exchange rate peg with the Japanese yen What money growth rate would the Bank of Korea have to choose to keep the value of the won fixed relative to the...

Ngày tải lên: 13/01/2016, 21:16

... encourage learners to interact and communicate with one another When taking part in the games learners have to talk to express or exchange their ideas with their partners It can lead to better word learning ... Rationale Aims of the study Scope of the study Methods of the study Design of the study Research questions: What is the present situation of teaching and learning vocabulary at Pre – Intermediate level ... Approaches to language teaching and their relevance to vocabulary 1.4 Recent research about teaching and learning second language vocabulary 1.5 Advantages of the use games in vocabulary teaching and...

Ngày tải lên: 29/01/2014, 14:36