Complex Networks: An Algorithmic Perspective by Kayhan Erciyes

By Kayhan Erciyes

Community technology is a quickly rising box of analysis that encompasses arithmetic, computing device technological know-how, physics, and engineering. A key factor within the examine of complicated networks is to appreciate the collective habit of some of the components of those networks.

Although the implications from graph thought have confirmed to be robust in investigating the constructions of advanced networks, few books specialize in the algorithmic features of complicated community research. Filling this want, complicated Networks: An Algorithmic point of view provides the elemental theoretical algorithmic and graph theoretic wisdom wanted by means of each researcher and scholar of complicated networks.

This ebook is ready specifying, classifying, designing, and enforcing in most cases sequential and in addition parallel and dispensed algorithms that may be used to research the static houses of advanced networks. supplying a centred scope which is composed of graph idea and algorithms for advanced networks, the e-book identifies and describes a repertoire of algorithms that could be beneficial for any complicated network.

presents the fundamental historical past by way of graph theory
offers a survey of the most important algorithms for the research of complicated networks
offers case experiences of advanced networks that illustrate the implementation of algorithms in real-world networks, together with protein interplay networks, social networks, and desktop networks

Requiring just a simple discrete arithmetic and algorithms historical past, the e-book offers assistance that's obtainable to starting researchers and scholars with little history in complicated networks. to assist novices within the box, lots of the algorithms are supplied in ready-to-be-executed form.

While now not a first-rate textbook, the writer has integrated pedagogical good points corresponding to studying targets, end-of-chapter summaries, and evaluate questions

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Extra info for Complex Networks: An Algorithmic Perspective

Example text

The initialization of the DFS algorithm takes Θ(n) time as each vertex is considered. The main recursive part has a time complexity of Θ(m) as every edge must be considered twice during the inspection of the neighbor vertices of every vertex. Total time taken therefore is Θ(n + m). 6 Dynamic Programming Dynamic programming is an algorithmic method to solve problems that have overlapping subproblems. It is a powerful method used in algorithms for optimization problems. In this method, the subproblems are solved once and the solutions are saved to be used for the solution of the original problem.

2) = [T (n − 2) + 1] + 1 = T (n − 2) + 2 = [T (n − 3) + 1] + 2 = T (n − 3) + 3 As can be seen, there is an emerging pattern. We would still need mathematical proofs that this pattern is valid for any n. 3) = T (n − n) + n = T (0) + n = n This may have been easily noticed prior to the analysis, however, we would still need to show that this is indeed the case. 4 Divide and Conquer Algorithms The divide and conquer method of designing algorithms first divides the problem into a number of subproblems which are then usually solved recursively in the second step.

3 3. 15 work out the radius, diameter, girth and circumference. 4. 16. Which one is the MST? 5. 16: The example graph for Ex. 4 and 10 6. For a bipartite graph G(V1 ,V2 , E) where V1 and V2 are the disjoint vertex sets, show that u∈V1 deg(u) = v∈V2 deg(v). 7. Show that for any graph G, rad(G) ≤ diam(G) ≤ 2rad(G). 8. Find the radius, girth, circumference and the diameter of the complete bipartite graph Km,n in terms of m and n. 9. Show that every tree with n nodes has n − 1 edges. 10. 16. A. R. Murty.

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