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House of Graphs 2.0: A database of interesting graphs and more

open access: yesDiscrete Applied Mathematics, 2023
In 2012 we announced the House of Graphs (https://houseofgraphs.org) [Discrete Appl. Math. 161 (2013), 311-314], which was a new database of graphs. The House of Graphs hosts complete lists of graphs of various graph classes, but its main feature is a searchable database of so called "interesting" graphs, which includes graphs that already occurred as ...
Coolsaet, Kris   +2 more
openaire   +4 more sources

An introduction to Graph Data Management

open access: yes, 2017
A graph database is a database where the data structures for the schema and/or instances are modeled as a (labeled)(directed) graph or generalizations of it, and where querying is expressed by graph-oriented operations and type constructors.
A Dries   +80 more
core   +1 more source

Structural Data Recognition with Graph Model Boosting [PDF]

open access: yes, 2017
This paper presents a novel method for structural data recognition using a large number of graph models. In general, prevalent methods for structural data recognition have two shortcomings: 1) Only a single model is used to capture structural variation ...
Miyazaki, Tomo, Omachi, Shinichiro
core   +3 more sources

Modelling of Graph Databases

open access: yesJournal of Advanced Engineering and Computation, 2017
Comparing graph databases with traditional,e.g., relational databases, some important database features are often missing there. Particularly, a graph database schema including integrity constraints is mostly not explicitly defined, also a conceptual ...
Jaroslav Pokorny
doaj   +1 more source

Graphulo Implementation of Server-Side Sparse Matrix Multiply in the Accumulo Database

open access: yes, 2015
The Apache Accumulo database excels at distributed storage and indexing and is ideally suited for storing graph data. Many big data analytics compute on graph data and persist their results back to the database.
Fuchs, Adam   +3 more
core   +1 more source

MSP: Multiple Sub-graph Query Processing using Structure-based Graph Partitioning Strategy and Map-Reduce

open access: yesJournal of King Saud University: Computer and Information Sciences, 2019
In a distributed environment, the volume of graph database increases quickly because graphs emerge from several autonomous sources. Sub-graph query processing is a challenging problem in distributed environment.
Shaik Fathimabi   +2 more
doaj   +1 more source

GraphSE$^2$: An Encrypted Graph Database for Privacy-Preserving Social Search

open access: yes, 2019
In this paper, we propose GraphSE$^2$, an encrypted graph database for online social network services to address massive data breaches. GraphSE$^2$ preserves the functionality of social search, a key enabler for quality social network services, where ...
Beaver D.   +8 more
core   +1 more source

Loopedia, a Database for Loop Integrals [PDF]

open access: yes, 2017
Loopedia is a new database at loopedia.org for information on Feynman integrals, intended to provide both bibliographic information as well as results made available by the community.
Bogner, C.   +9 more
core   +2 more sources

Nesting Depth of Operators in Graph Database Queries: Expressiveness Vs. Evaluation Complexity [PDF]

open access: yes, 2016
Designing query languages for graph structured data is an active field of research, where expressiveness and efficient algorithms for query evaluation are conflicting goals.
Praveen, M., Srivathsan, B.
core   +2 more sources

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

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