Theory and Applications of Models of Computation: 4th International Conference, TAMC 2007, Shanghai, China, May 22-25, 2007, Proceedings: Lecture Notes in Computer Science, cartea 4484

Plenary Lectures.- Detecting Sharp Drops in PageRank and a Simplified Local Partitioning Algorithm.- Generalizations of the Compactness Theorem and Gödel’s Completeness Theorem for Nonstandard Finite Structures.- Contributed Papers.- Approximation Algorithms for 3D Orthogonal Knapsack.- A Comparative Study of Efficient Algorithms for Partitioning a Sequence into Monotone Subsequences.- The Hardness of Selective Network Design for Bottleneck Routing Games.- A Polynomial Time Algorithm for Finding Linear Interval Graph Patterns.- Elementary Differences Among Jump Hierarchies.- Working with the LR Degrees.- Computability on Subsets of Locally Compact Spaces.- A New Approach to Graph Recognition and Applications to Distance-Hereditary Graphs.- Finding a Duplicate and a Missing Item in a Stream.- Directed Searching Digraphs: Monotonicity and Complexity.- Protecting Against Key Escrow and Key Exposure in Identity-Based Cryptosystem.- Encapsulated Scalar Multiplications and Line Functions in the Computation of Tate Pairing.- A Provably Secure Blind Signature Scheme.- Construct Public Key Encryption Scheme Using Ergodic Matrices over GF(2).- New Left-to-Right Radix-r Signed-Digit Recoding Algorithm for Pairing-Based Cryptosystems.- The Strongest Nonsplitting Theorem.- There is an Sw-Cuppable Strongly c.e. Real.- On Computation Complexity of the Concurrently Enabled Transition Set Problem.- Synchronization of Some DFA.- On the Treewidth and Pathwidth of Biconvex Bipartite Graphs.- On Exact Complexity of Subgraph Homeomorphism.- Searching a Polygonal Region by Two Guards.- On the Internal Steiner Tree Problem.- Approximately Optimal Trees for Group Key Management with Batch Updates.- On Deciding Deep Holes of Reed-Solomon Codes.- Quantum Multiparty Communication Complexity andCircuit Lower Bounds.- Efficient Computation of Algebraic Immunity of Symmetric Boolean Functions.- Improving the Average Delay of Sorting.- Approximating Capacitated Tree-Routings in Networks.- Feedback Arc Set Problem in Bipartite Tournaments.- Studying on Economic-Inspired Mechanisms for Routing and Forwarding in Wireless Ad Hoc Network.- Enhancing Simulation for Checking Language Containment.- QBF-Based Symbolic Model Checking for Knowledge and Time.- A Characterization of the Language Classes Learnable with Correction Queries.- Learnable Algorithm on the Continuum.- Online Deadline Scheduling with Bounded Energy Efficiency.- Efficient Algorithms for Airline Problem.- Efficient Exact Arithmetic over Constructive Reals.- Bounding Run-Times of Local Adiabatic Algorithms.- A Note on Universal Composable Zero Knowledge in Common Reference String Model.- A Note on the Feasibility of Generalized Universal Composability.- t-Private and Secure Auctions.- Secure Multiparty Computations Using a Dial Lock.- A Time Hierarchy Theorem for Nondeterministic Cellular Automata.- Decidability of Propositional Projection Temporal Logic with Infinite Models.- Separation of Data Via Concurrently Determined Discriminant Functions.- The Undecidability of the Generalized Collatz Problem.- Combinatorial and Spectral Aspects of Nearest Neighbor Graphs in Doubling Dimensional and Nearly-Euclidean Spaces.- Maximum Edge-Disjoint Paths Problem in Planar Graphs.- An Efficient Algorithm for Generating Colored Outerplanar Graphs.- Orthogonal Drawings for Plane Graphs with Specified Face Areas.- Absolutely Non-effective Predicates and Functions in Computable Analysis.- Linear-Size Log-Depth Negation-Limited Inverter for k-Tonic Binary Sequences.- The Existence of Unsatisfiable Formulas in k-LCNF fork???3.- Improved Exponential Time Lower Bound of Knapsack Problem Under BT Model.- Phase Transition of Multivariate Polynomial Systems.- Approximation Algorithms for Maximum Edge Coloring Problem.- Two Improved Range-Efficient Algorithms for F 0 Estimation.- Approximation to the Minimum Rooted Star Cover Problem.- Approximability and Parameterized Complexity of Consecutive Ones Submatrix Problems.- Parameterized Algorithms for Weighted Matching and Packing Problems.- Kernelizations for Parameterized Counting Problems.- Revisiting the Impossibility for Boosting Service Resilience.- An Approximation Algorithm to the k-Steiner Forest Problem.- A Distributed Algorithm of Fault Recovery for Stateful Failover.- Path Embedding on Folded Hypercubes.- An Approximation Algorithm Based on Chain Implication for Constrained Minimum Vertex Covers in Bipartite Graphs.