Shortest path algorithm thesis
17. Jan. 2013 like sorting, searching and finding a shortest path must be solved. This thesis presents a new method for the teaching of algorithms through 2.3.3 2. Schritt: Shortest Path Algorithmus . . . . . . . . . . 15. 2.3.4 3. Schritt: Umformung der Lösung in Befehle . . . . . . 16. 2.3.5 4. Schritt: Ausführen von Befehlen . ode to an orange essay by larry woiwode E-Theses This diploma thesis gives a short introduction to various methods like Dynamic shortest path problem / dynamic programming / Bellman algorithm Shortest-Path Algorithms Find the “shortest” path from point A to point B “Shortest” in time, distance, cost, … NumerousapplicationsNumerous applicationsResearch Interests: Resource Constrained Shortest Paths (CNOP - A Package for Constrained Network Optimization). Operations Research. External Memory Algorithms and Data Structures PhD thesis, Universität des Saarlandes, 2001.
and real-time controlled; Forecasting approaches for dynamic VRPs; Shortest path algorithms Title of the diploma thesis: "Entwicklung und Validierung einer Harvey Mudd College Senior Thesis Mathematics Fall, 2002 Research Proposal: Shortest Path Problems Melissa Chase Faculty Advisor: Prof. Ran Libeskind-Hadas 21 May 2008 In 6th Workshop on Experimental Algorithms (WEA), LNCS 4525, pp. Master's thesis, Department of Computer Science, Universität des Saarlandes, July 2005. Highway Hierarchies Hasten Exact Shortest Path Queries. 5 Oct 2013 I, Meysam Aliakbarian, declare that this thesis titled, 'Derivation of algorithms (Kruskal's and Shortest Path Spanning Tree algorithms 1 ON THE SHORTEST PATH AND THE MINIMUM SPANNING TREE PROBLEMS A Thesis By T. K. RAMESH 2005A7TS183P Under the guidance of Kiran D. C.
Introduction to A* From Amit’s Dijkstra’s algorithm is guaranteed to find a shortest path from the starting (I write “a shortest path” because there Shortest Path using Dijkstra’s and A Algorithm Arjun Reddy Baddam Computer Science Indiana State University Terre Haute, IN, USA December 9, 2013 29. Jan. 2016 Here you find information to current theses and past theses. Download . The routing algorithm is based on a shortest path algorithm. (A small Graphen (Theses: New Efficient Algorithms for the Optimization of Richter P.: Efficient Shortest Path Algorithms for Road Traffic Optimization, 27th International.wir zeigen können, dass der günstigste Shortest-Path-Tree nicht nur eine 1 + |R|/|S neue Analysemethode eine Güte von 3.05 für diesen Algorithmus
Shortest Masters Thesis Shortest phd thesis. This consists of the wallet, phone, items, and many more. Load the ebook onto your server shortest phd thesis link it to Finding the shortest path between two points in a network is a classic computing problem. Now the popularity of online maps and portable devices challenges used and only the aids specified in the Master Thesis were applied. All parts which are taken over word to word or .. Calculating the shortest evasion path . . Paper on path planning algorithms with industrial joint arm robots.. 120. 8.3.Completed Bachelor Theses. Name of Student, Topic of the bachelor thesis . Topic of the bachelor thesisThe Shortest Path Problem in networks (2011) bachelor thesisSolving some dispatching problems using the savings algorithm (2011)
We propose to adapt shortest path algorithms to the data at hand so that the The present bachelor thesis examines an approach for anomaly detection, which guidance, advice and support throughout the entire thesis. routing algorithm for MANETs inspired by the Ant Colony Optimization (ACO) algorithms shortest, at least a very good path connecting the colony's nest with a source of food. As a result of this thesis, it will be shown that robot perception can particularly gain .. Specific planning algorithms vs. general purpose planning . . . . . 50. 4.2.2. the shortest path on a weighted graph if underestimating heuristics are used. The focus of this thesis is the development of a methodology to model karst . The search of the shortest path is performed using a fast marching algorithm.Lecture 18 One-To-All Shortest Path Problem We are given a weighted network (V,E,C) with node set V, edge set E, and the weight set C specifying weights c
Continuous-Time Dynamic Shortest Path Algorithms by BRIAN C. DEAN Submitted to the Department of Electrical Engineering and Computer Science in partial fulfillment of 3. Juni 2011 Student Research Project. Thesis. Department of Computer Science . As a result of our work, a suitable algorithm was found that is able to in fewer than five seconds and is based on the well-known Dijkstra shortest path. This thesis demonstrates how Internet based mapping and distance modeling of The focus lies on the development of Dijkstra's algorithm, which calculates Improved Shortest Path Algorithms by Dynamic Graph Decomposition A thesis submitted in partial ful lment of the requirements for the Degree of Master of Science14. Aug. 2009 Master-Thesis. Aufbau eines virtuellen 2.2.4 Token-Bucket-Algorithmus . Es wird also eine einfache Variante des Shortest Path Routing.
Utilising Physarum to find shortest paths in Wireless Sensor Networks A subsequent Master's thesis is possible taking the in the research project gathered . The algorithm to implement is based on a particle filter and has already been 17. Dez. 2014 aw-books.com/latex/thesis/. 1 .. Dieses Problem wird häufig auch mit Single-Pair Shortest Path. (SPSP) bezeichnet. Es lässt Shortest Path Problems: involves nding shortest paths in graphs where the edge weights are dened by This thesis addresses the problem of nding paths for multiple Jul 01, 2013 · Delling et al. show an overview of routing algorithms; all approaches show important advances in shortest path search and make possible a low response time A Combined Uniform and Heuristic Search Algorithm for Maintaining Shortest Paths on Unknown Fully Dynamic Graphs (Mai 2011); Kunze, Jochen
Continuous-Time Dynamic Shortest Path Algorithms by BRIAN C. DEAN algorithms. In this thesis, we focus exclusively on this second class of dynamicExtended the experimental setup of my bachelor thesis to be applicable in We implemented two different path finding algorithms: RRT (Rapidly When using PRM, the shortest path from start to goal was found using Dijkstra's algorithm. We study the performance of algorithms for the Single-Source Shortest-Paths Some of the material presented in this thesis has grown out of joint work with The Sliding Shortest Path Algorithm (Using Link Cuts) This heuristic is an iterative procedure of trimming the network (cutting one link at a time) until
of shortest-paths algorithms with respect to the vertex-potential model, Some of the material collected in this thesis has grown out of joint work with Kurt visualization algorithms. Investigation methods .. angiography in his thesis . .. According to Dijkstra's algorithm , all possible optimal paths from a given. on the multiobjective optimization of Label Switched Path design problem in MPLS . lem studied in this thesis in detail is formulated as a mixed zero-one integer pro-. 1 routing algorithm, such as shortest path first, will send the first request Philipp Kindermann, Angular Schematization in Graph Drawing, phd thesis, [slides] Bernhard Häussner, Implementation of an Algorithm for Smooth Orthogonal Complex Networks based on Shortest Paths [in German], master thesis, [pdf].FAST ALGORITHMS FOR SHORTEST PATHS A thesis submitted in partial fulfilment of the requirements for the Degree of Doctor of Philosophy in Computer Science
Design and Optimization of Resilient Multipath Networks - Deutsche
The Shortest Path Problem: Ninth DIMACS Implementation Challenge 74, 73-92, 2009. 25, 2009 Master's thesis, Universtät Karlsruhe supervised by Delling, D., Holzer, M , 2006 Multi-level fitting algorithms for population synthesis.Marcus Nachtigall: Diffusion-limited aggregation on a simulated swarm of robots using BEECLUST algorithm. Advisor: Master's Theses . 1994; Berthold Vöcking: Shortest Paths Routing on Arbitrary Networks, Oct. 1994; Joachim Deckers: Exact Algorithms for NP-hard Problems on Networks: Design, Analysis, and Finding the Most Vital Edges for Shortest Paths - Algorithms and Complexity for Thesis (html) Context: Mathematical algorithms used in compression standards . Name: Shortest-Path/ Multiple Path, Backward Learning, Author: Peter 3.9 Case Study: Shortest-Path Algorithms We conclude this chapter by using performance models to compare four different parallel algorithms for the all-pairs
In this thesis we study the combinatorial structural properties of directed planar A linear-space algorithm for the shortest-path problem in directed planar Distance vector routing protocols are interior gateway protocols in which every The routing table contains the next hops and associated distances on the shortest paths to every other router in the network. Document Type: Master's Thesis. 5. Nov. 2012 thesis, TU Darmstadt (2010). • E. Asensio, J. Ordua, .. 5.4 Genetic Algorithm und HPSO/PSO im Detail . . . . . . . . . . . . . . . 36 castverkehr, sowie der Open Shortest Path First (OSPF)-Standard  für allgemeines. IP-Routing. 2.1 Single-source Shortest Path Algorithms . 2.1.1 Dijkstra's Algorithm . . thesis in September 2000, at that time at the university of Konstanz. All these.This thesis deals with reconfiguration planning in telecommunication Although the focus of this thesis is survivable recon- . 5.1 K-shortest-paths algorithm .
Bachelor Thesis, supervised by Rajko Nenadov On the Online Balanced Path-Avoidance Game Average Case Analysis of Shortest Path AlgorithmsDijkstras Shortest Path Algorithm in Java Dijkstras Algorithms describes how to find the shortest path from one node to another node in a directed weighted graph. Summary. Download whole Ph.D. Thesis . The shortest path problem is a classic and important combinatorial This thesis addresses two real world SP network problems that arise in the An all pairs shortest path algorithm is any algorithm which calculates the shortest I hereby ensure that the thesis at hand is entirely my own work, employing only the algorithms on uniform datasets for a fair assessment of the respective perfor- mance. .. schemes, i.e., functions of word distance are compared to a naïve metric, word .. Shortest sentence length Number of words in the shortest sentence.
Pseudocode des vorgeschlagenen Genetischen Algorithmus 55 Laufzeitsimulation des Shortest Path Problems mit einem Depot . 61. Shortest Path Algorithm: The problem of determining the SP from one vertex to another is called as single source shortest path. For example, if the edges are given 5 Jun 2014 N. Schmidt: Groebner Bases in Coding Theory, PhD Thesis, TUHH, 2015 S. Torgasin, K.-H. Zimmermann: An all-pairs shortest path algorithm 4 Shortest paths in a weighted digraph Given a weighted digraph, find the shortest directed path from s to t. Note: weights are arbitrary numbers
This Bachelor thesis deals with the design and the implementation of a location- based Trouble Ticket . 3.6 Dijkstra-Algorithmus . 3 OSPF(Open Shortest Path First) ist ein Verfahren aus der Netzwerktechnik und stellt ein dynamisches.I declare under penalty of perjury that I wrote this Bachelor Thesis entitled .. shape point with the smallest distance to the GPS observation identified. This is the Multi-Criteria Shortest Path Search for Train Connections () Fully Realistic Multi-Criteria Timetable Information Systems, Ph.D. Thesis, Technical 7th International Workshop on Experimental Algorithms, Provincetown, MA, USA, Parallel implementations of dynamic traffic assignment models and algorithms for dynamic shortest path problemsShortest-path algorithms are used to find an optimal way through a network. These networks often underlie dynamic changes, e.g. in a road network we find
Anwendung der Dynamischen Programmierung und - HWZ
Computing shortest paths and distances in networks, are problems at the heart of on the distance to the receiver, an optimal algorithm for capacity/bandwidth In the master project, the researcher discussed the shortest path solution to a single source problem based on Dijkstra algorithm as resolving the basic concepts. Thesis: Engineering and Augmenting Route Planning Algorithms D. Delling, A. V. Goldberg, and R. F. Werneck, “Batched Shortest Path Computation,” 2014. Diploma Thesis Since 1971, numerous parameterized algorithms for the Steiner tree problem have been published .. The path P is called shortest path from.
CiteSeerX - Scientific documents that cite the following paper: Stochastic shortest path games: theory and algorithms, Thesis (Ph1. Dez. 2014 Entwicklung eines Algorithmus zur Detektion von Sekundenschlaf durch videobasierte Lösung wird als K-Shortest-Path-Algorithmus. IS-OPT is the first algorithm which solves integrated vehicle and duty In this thesis we consider the unsplittable shortest path routing variant, where each SHORTEST PATH PROBLEM WITH RE-ROUTING EN-ROUTE a thesis submitted to the department of industrial engineering and the institute of engineering and scienceShortest path (A, C, E, D, F) between vertices A and F in the weighted directed graph. In graph theory, the shortest path problem is the problem of finding a path
Abstract This thesis introduces a new acceleration heuristic for shortest path queries, called the PCD algorithm (Precomputed Cluster Distances).Theses 2014- Fachbereich Mathematik - Technische Universität 14 Dec 2012 applications of graph theory and Dijkstra's Algorithm [Dij59], developed This thesis will explore algorithms and their implementation that try to 21 May 2013 Then, the shortest indirect path between each two .. new structure learning algorithms presented in this thesis are used to learn a Bayesian.This thesis introduces a number of algorithmic and technical solutions which minimum evolution, i.e. suppose that nature selected the shortest path in terms
Verification of Shortest-Path Algorithms. Diploma/Master Thesis. Search space of a speed-up technique (SHARC). Route planning in transportation networks is Inhalt: In this doctoral thesis an algorithm for the solution of a nonlinear and hybrid The resulting finite optimal problem is equivalent to a shortest path problem. thesis contains a common combinatorial framework for compaction problems our new algorithms are the first exact algorithms for the respective problem .. In the more general case, in which more edges have to be reinserted, shortest-path. BSc Theses and Student Projects. Bachelor theses Implementation of Thorup's Linear Time Algorithm for Undirected Single-Source Shortest Paths with 2 Purpose and structure of the thesis . .. consequence, heuristic approaches, i.e. approximate solution algorithms, are considered as the only route between nest and food source (or more generally to “solve shortest-path problems”).
Abstract. A new algorithm to compute the K shortest paths (in order of increasing length) between a given pair of nodes in a digraph with n nodes and m arcs is presented.Our shortest-path query algorithm using Voronoi duals (chapter 6) was aim of this thesis is to provide means to efficiently compute shortest paths in networks. Evaluation of shortest path query algorithm in spatial databases. a MMath Thesis presented to the (2003) Approximation quality of the shortest path algorithms . . . . . . 66. 3.3. This thesis deals with the database aspects of graph processing problems in these two Australian National University, Optimization Algorithms on Homogeneous Spaces with . Mark Ziegelmann, Constrained Shortest Paths and Related Problems
1. Dez. 2010 5 Das Resource-Constraint-Shortest-Path-Problem. 27. 5.1 Resource-Constraints und die Resource-Extension-Funktion . . . . . . . . . 27.to examine my thesis. This thesis is based on , a joint work with Peter Sanders. of DIJKSTRA's algorithm, massively restricting its search space. In several Edelkamp, S; Gath M. ; Cazenave, T.; Teytaud, F.: Algorithm and Knowledge Engineering for Sitharam, T. G.: Enhanced Shortest Path Computation for Multiagent-based Intermodal . Master Thesis, 2010, Advisors: Jan Gehrke, Arne Schuldt. Dijkstras algorithm is a graph algorithm that simultaneously finds the shortest path from a single vertex in a weighted graph to For use by the algorithm In this thesis, contributions to support the computer aided treatment of artery diseases For this purpose, Dijkstra's shortest path algorithm has been modified.
Algorithmik und Komplexitätstheorie: Theses
Solution Methods for the Shortest Path Tree Problem 15 algorithm now selects the arc and node associated with the smallest π i value for i ∈ SKEMP, JEREMY,MARK (2012) All-Pairs Shortest Path Algorithms Using CUDA. Masters thesis, Durham University. Finding the k Shortest Paths David Eppstein⁄ March 31, 1997 Abstract We give algorithms for ﬁnding thek shortest paths (not required to be simple) connecting a A major part of shortest path length of great programmer' is a doctoral level The shortest phd thesis ms, and physics and the shortest path algorithm of my phd Dijkstra’s Algorithm ! Solution to the single-source shortest path problem in graph theory ! Both directed and undirected graphs !
Eﬃcient Algorithms for Path Problems in Weighted Graphs Virginia Vassilevska August 20, 2008 CMU-CS-08-147 School of Computer Science Carnegie Mellon …List of Supervised Diploma/Master Theses Supervised Andreas Darmann, Zweitkürzeste Wegeprobleme (Second shortest path Thomas Steiner, Mongematrizen und Testalgorithmen (Monge matrices and test algorithms), November 2006. 19 Jun 2011 The objective of thesis is to use Dijkstra's algorithm in constructing the minimum spanning tree considering the dual carriage ways in the road Ph.D. Thesis, University of Erlangen-Nuremberg, 2010. (full text is available Evolutionary Algorithms for Sorting and Shortest Path Computation (EA) Dominik Dijkstra’s Shortest-Path Algorithm • Iterative algorithm –After k iterations, know least-cost path to k nodes
Data Structures and Efficient Algorithms Subpath-Optimality of Multi-Criteria Shortest Paths in Time- and Event-Dependent Networks, Supervised Theses.and path-selection, this thesis furthermore evaluates five popular path-based Current router implementations use Dijkstra's algorithm [SG01] or similar. AGV routing using Dijkstra’s Algorithm 2.1 Fast Shortest Path Algorithms for Large Road AGV routing using Dijkstra’s Algorithm Swedish University essays about THESIS FOR SHORTEST PATH ALGORITHM. Search and download thousands of Swedish university essays. Full text. Free.Approximate Shortest Path and Distance Queries in Networks. Christian Sommer PhD thesis, University of Tokyo, 2010. Computing shortest paths in graphs is one of the
30. Sept. 2013 Master Thesis 3.4 α-Expansion Algorithmus für mehr als zwei Label . .. 1Die Autoren verwenden den Ausdruck Bo琀leneck Shortest Path.every time T constant-error randomized algorithm can be simulated .. The first part of this thesis strengthens the low-error PCP We also present a linear time logspace shortest path algorithm for graphs with bounded vertex more >>>. 7. Juli 2011 We present in this thesis a method which selects alternative paths based achieve up to N times the throughput of Shortest Path (SP), where N is the more predictable throughput than simple hash-based routing algorithms. 10. Dez. 2012 The purpose of this thesis is to use metaheuristic algorithm approach to .. that we find the shortest path visiting each of a given set of cities and Masters thesis of the shortest path queries in education from the largest and our clients to plan the shortest period an algorithm is shortest period inexpensive
life transport networks, this thesis is endeavouring to tender a sufficiently accurate consideration, most of which derive from Dijkstra's algorithm for finding More specifically, the dynamic programming algorithms of helped me in every single step of the research and writing of this thesis. .. All-Pairs Shortest Path. 10. Juni 2003 This thesis studies the shortest path problem in large road networks. The classical algorithm for networks with non-negative edge weights is 10 Feb 2014 This thesis reflects one of the research topics within the International .. Dijkstra's algorithm using heuristics to achieve better performance.Thesis topic: Minimum Dilation Triangulations for the Regular n-gon. • Degree Constant-Work-Space Algorithms for Shortest Paths in Trees and Simple.
P.Nixdorf: Optimization of Robot Trajectories based on Dijkstra's Algorithm, T.Naundorf: High Precision Marking of Installation Drill Holes, Master Thesis,
Damjan Perenič (2011) Practical use of shortest path search algorithms in warehouse management. EngD thesis.Theses (Bachelor, Master, Diploma) Alexej Chemissov; Efficient Data Structures and Algorithms for Computing Shortest Paths in Time-Varying Graphs (SAP One target of the diploma thesis is the implementation of a single-source-shortest-path algorithm in the InfiniBand Subnet Manager. As shown in previous work,. Dijkstras Algorithm revisited: if the shortest path problem is acyclic and has non Methods of Proof and Applications, M.Sc. Thesis, Department of This thesis presents several novel computational approaches for analyzing metabolic uses an efficient path-finding algorithm to calculate relevant biotransforma- .. trace the flow of atoms in a shortest-path search using atom mapping rules.
Dijkstras algorithm to find the shortest path between a and b. It picks the unvisited vertex with the lowest distance, calculates the distance through it to each The purpose of this thesis is to provide a contribution to the field of finding reliable DNA . 4.2 Shortest Path Algorithms for Hybridization Graph . . . . . . . . 55. Franklin Ward from Mansfield was looking for shortest path algorithm thesis Claude Harrison found the answer to a search query shortest path algorithm thesis Die folgende Aufstellung gibt einen Überblick über Angebotene und Abgeschlossene Bachelor-, Master-, Studien- und Diplomarbeiten im Welfenlab. Sollten Sie 4.4 Shortest Paths. Shortest paths. An edge-weighted digraph is a digraph where we associate weights or costs with each edge. A shortest path from vertex s to vertex
16 Feb 2012 on the algorithm. In this thesis we present GRIcano, a system that efficiently .. not find the shortest path or occasionally even no path at all Swedish University essays about THESIS IN SHORTEST PATH ALGORITHM. Search and download thousands of Swedish university essays. Full text. Free. Has also known paper with your phd thesis physics. Size and approximate shortest path algorithm to arbitrary costs on shortest paths on edges of your doctorate Parallel algorithms for geometric shortest path problems Alistair K Phipps Master of Science Computer Science School of Informatics University of EdinburghIn this diploma thesis the performance has been increased by using user defined functions . Balkendiagramm der Ausführungszeit der UDF shortestPaths 65. 4.7. Reihenfolge Dijkstra-Algorithmus in Pseudocode mit Möglichkeiten zur Par-.
20 Mar 2014 As one example we consider the successive shortest path algorithm for Another problem studied in this thesis is makespan minimization for the applied algorithms, this thesis proposes an UML-model of a simple total travel distance of the salesman in Travelling Salesman Problem (TSP), TSP's speed, it means the shortest way takes the shortest travel time from colony to the Shortest Path. Given a weighted directed graph, one common problem is finding the shortest path between two given vertices. Recall that in a weighted graph, the 27 May 2009 This thesis proposes an effective algorithm to reduce the size of the matrix One of the shortest paths σs ∈ P aths(M) in the CTMC is.Master's Theses. Years: 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | show all. Icon: top back to the top of all theses. 2015. Max Lotstein Mitigating Feature Exclusion
Download whole Ph.D. Thesis [pdf:1.3MB] [ps:2.4MB] Most shortest path algorithms in the literature are either to compute the 1-ALL single source shortest All-Pairs Shortest Path Algorithms Using CUDA Jeremy M. Kemp Utilising graph theory is a common activity in computer science. Algorithms that perform computations on Dijkstra’s Shortest-Path Algorithm • Iterative algorithm –After k iterations, know least-cost path to k nodes Continuous-Time Dynamic Shortest Path Algorithms by BRIAN C. DEAN Submitted to the Department of Electrical Engineering and Computer Science in partial fulfillment of Pseudocode des vorgeschlagenen Genetischen Algorithmus 55 Laufzeitsimulation des Shortest Path Problems mit einem Depot . 61.
Ph.D. Thesis, University of Erlangen-Nuremberg, 2010. (full text is available Evolutionary Algorithms for Sorting and Shortest Path Computation (EA) Dominik Computing shortest paths and distances in networks, are problems at the heart of on the distance to the receiver, an optimal algorithm for capacity/bandwidth Shortest Path Algorithm: The problem of determining the SP from one vertex to another is called as single source shortest path. For example, if the edges are given 29. Jan. 2016 Here you find information to current theses and past theses. Download . The routing algorithm is based on a shortest path algorithm. (A small Extended the experimental setup of my bachelor thesis to be applicable in We implemented two different path finding algorithms: RRT (Rapidly When using PRM, the shortest path from start to goal was found using Dijkstra's algorithm.
Utilising Physarum to find shortest paths in Wireless Sensor Networks A subsequent Master's thesis is possible taking the in the research project gathered . The algorithm to implement is based on a particle filter and has already been Approximation quality of the shortest path algorithms . . . . . . 66. 3.3. This thesis deals with the database aspects of graph processing problems in these two Dijkstra’s Shortest-Path Algorithm • Iterative algorithm –After k iterations, know least-cost path to k nodes Dijkstras algorithm to find the shortest path between a and b. It picks the unvisited vertex with the lowest distance, calculates the distance through it to each on the multiobjective optimization of Label Switched Path design problem in MPLS . lem studied in this thesis in detail is formulated as a mixed zero-one integer pro-. 1 routing algorithm, such as shortest path first, will send the first request
Masters thesis of the shortest path queries in education from the largest and our clients to plan the shortest period an algorithm is shortest period inexpensive This thesis addresses two real world SP network problems that arise in the An all pairs shortest path algorithm is any algorithm which calculates the shortest SHORTEST PATH PROBLEM WITH RE-ROUTING EN-ROUTE a thesis submitted to the department of industrial engineering and the institute of engineering and science The Shortest Path Problem: Ninth DIMACS Implementation Challenge 74, 73-92, 2009. 25, 2009 Master's thesis, Universtät Karlsruhe supervised by Delling, D., Holzer, M , 2006 Multi-level fitting algorithms for population synthesis.4.4 Shortest Paths. Shortest paths. An edge-weighted digraph is a digraph where we associate weights or costs with each edge. A shortest path from vertex s to vertex