Advancements in Simple Multigraph Convolution Networks by Xinjie Shen
Explore the latest innovations in simple multigraph convolution networks presented by Xinjie Shen from South China University of Technology. The research evaluates existing methods, such as PGCN, MGCN, and MIMO-GCN, and introduces novel techniques for building credible graphs through subgraph-level
3 views • 6 slides
Privacy-Preserving Analysis of Graph Structures
Explore the world of graph structures and differential privacy in data publishing networks, focusing on preserving privacy while releasing structural information about graphs. Differential privacy techniques such as edge privacy and subgraph counts are discussed in detail, highlighting the challenge
0 views • 20 slides
Recent Applications of Quasi-Poly Time Hardness in Densest k-Subgraph
Recent applications of the Birthday Repetition technique have demonstrated the quasi-polynomial time hardness in various computational problems, including AM with k provers, Dense CSPs, Free games, and Nash equilibria. These applications also explore the potential implications in signaling theory an
0 views • 18 slides
Finding Reductions in NP-Hardness Proofs
To find a polynomial-time many-one reduction from a known NP-hard decision problem A to a target problem B, ensure that the reduction maps inputs correctly such that the output for A is 'yes' if and only if the output for B is 'yes.' An example is demonstrated using Subgraph Isomorphism and Hamilton
0 views • 32 slides
Understanding Types in Programming Languages: Lecture Insights
The lecture delves into the intricacies of types in programming languages, focusing on simply-typed Lambda-Calculus, safety, preservation, progress, and extensions like pairs, datatypes, and recursion. It discusses static vs. dynamic typing, Curry-Howard Isomorphism, subtyping, type variables, gener
0 views • 73 slides
TopK Interesting Subgraph Discovery in Information Networks
Discovering top-K interesting subgraphs in information networks is crucial for various applications like network bottlenecks, team selection, resource allocation, and more. This research focuses on developing low-cost indexes and novel algorithms to efficiently detect these subgraphs. The contributi
0 views • 26 slides
Greedy Algorithms: Minimum Spanning Tree Analysis
Explore the concept of Minimum Spanning Tree (MST) in the context of greedy algorithms, focusing on Kruskal's Algorithm. Understand the methodology behind selecting the minimum weighted subgraph that connects all vertices in a weighted graph efficiently. Delve into problem-solving strategies and app
0 views • 39 slides
Algebraic Homomorphisms and Singular Transformations in Mathematics
An exploration of Cayley's theorem analog for groups in algebra, showcasing the isomorphism of algebras with unit elements over fields to subalgebras of some vector space. Additionally, a discussion on characterizing singular transformations in finite-dimensional vector spaces over fields. The expla
0 views • 14 slides
Understanding Minimum Spanning Trees in Graph Theory
Exploring the concept of minimum spanning trees in undirected, weighted graphs. A spanning tree is a connected acyclic subgraph that includes all vertices of the original graph. The Minimum Spanning Tree (MST) problem involves finding the tree with the smallest total edge weight. The cycle property
0 views • 42 slides
Subgraph Matching for Cloud Service Placement in Datacenters
This research explores the efficient placement of cloud services in datacenters through subgraph matching, focusing on compatibility and resource optimization between customers and providers in cloud computing environments. The study highlights challenges in dynamic subgraph matching and the limitat
0 views • 29 slides
Interactive Protocols in Arthur-Merlin Games for Graph Nonisomorphism
Explore the concept of interactive protocols in Arthur-Merlin games for determining graph nonisomorphism. Arthur, a powerless knight, seeks to trust Merlin's advice but Merlin, all-powerful yet untrustworthy, must find ways to convince Arthur. Utilizing randomness, the games delve into graph isomorp
0 views • 13 slides
Interactive Proofs in Complexity Theory
Delve into the realm of interactive proofs in complexity theory, exploring concepts such as completeness, soundness, and efficiency. Discover how interactive proof systems can be utilized in scenarios like graph isomorphism and their implications on the complexity classes NP and coNP. Uncover the in
0 views • 40 slides
Efficient Bitruss Decomposition for Large-scale Bipartite Graphs
Bitruss decomposition is a powerful concept in graph theory to identify cohesive subgraphs in bipartite graphs. This paper by Kai Wang, Xuemin Lin, Lu Qin, Wenjie Zhang, and Ying Zhang presents an efficient approach for computing bitruss numbers of edges in large-scale bipartite graphs. The study ex
0 views • 25 slides