Download e-book for kindle: Game Theory for Wireless Engineers (Synthesis Lectures on by Allan MacKenzie

By Allan MacKenzie

ISBN-10: 1598290169

ISBN-13: 9781598290165

Video game concept is a box of utilized arithmetic that describes and analyzes interactive selection occasions. It contains a suite of analytical instruments that expect the result of advanced interactions between rational entities, the place rationality calls for a strict adherence to a method in accordance with perceived or measured effects. within the early to mid-1990's, video game concept used to be utilized to networking difficulties together with movement keep an eye on, congestion keep watch over, routing and pricing of net prone. extra lately, there was starting to be curiosity in adopting game-theoretic the right way to version brand new best communications and networking matters, together with energy keep an eye on and source sharing in instant and peer-to-peer networks. This paintings offers basic ends up in video game thought and their software to instant communications and networking. We talk about normal-form, repeated, and Markov video games with examples chosen from the literature. We additionally describe ways that studying will be modeled in video game thought, with direct functions to the rising box of cognitive radio. eventually, we talk about demanding situations and barriers within the software of video game concept to the research of instant platforms. we don't suppose familiarity with online game idea. We introduce significant video game theoretic types and speak about functions of online game conception together with medium entry, routing, energy-efficient protocols, and others. We search to supply the reader with a foundational knowing of the present study on video game conception utilized to instant communications and networking.

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Extra resources for Game Theory for Wireless Engineers (Synthesis Lectures on Communications)

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Cls 24 February 20, 2006 17:35 GAME THEORY FOR WIRELESS ENGINEERS implied by most other defined notions of probabilistic convergence. It is this “weak convergence” that is of interest to us here. Definition 7. A sequence of probability distributions { p n } is said to converge to p in the weak topology if for every bounded continuous function f : Z → R, E pn [ f (z)] → E p [ f (z)]. With this definition, we can now define continuity in the weak topology: Definition 8. The binary relation on X is continuous in the weak topology if for all sequences { p n } from X such that p n converges to p in the weak topology: (1) p n q for all n implies that p q , and (2) q p n for all n implies that q p.

As in traditional optimization, there is a function that we are trying to maximize: the utility function. What is different here is that one network participant’s decisions (for instance, a parameter that can be set independently by each node) potentially affects the utility accrued by everyone else in the network. In this chapter, we give the mathematical definition of a strategic form game, discuss solution concepts such as the iterative deletion of dominated strategies and the Nash Equilibrium, and provide some discussion of when Nash equilibria exist.

K ∈ mr(σ k ) but σˆ ∈ / mr(σ ). Since σˆ is not a best response to σ , then for some i ∈ N, ∃ σ¯i ∈ i such that u i (σ¯i , σ−i ) > u i (σˆ i , σ−i ). k k → σ−i , we can find k sufficiently large to make u i (σˆ ik , σ−i ) Because σ k → σ , and thus σ−i arbitrarily close to u i (σˆ i , σ−i ). So, for large enough k: k k ) > u i (σˆ ik , σ−i ), u i (σ¯i , σ−i k . Thus, mr must be upper which establishes a contradiction, as σˆ ik is a best response to σ−i hemicontinuous. The three lemmas above, combined with Kakutani’s fixed point theorem, establish the following theorem: Theorem 11 (Nash).

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Game Theory for Wireless Engineers (Synthesis Lectures on Communications) by Allan MacKenzie


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