Results 21 to 30 of about 966,411 (262)

Database Slicing on Relational Databases

open access: yesActa Cybernetica, 2014
Many software systems today use databases to permanently store their data. Testing, bug finding and migration are complex problems in the case of databases that contain many records. Here, our method can speed up these processes if we can select a smaller piece of the database (called a slice) that contains all of the records belonging to the slicing ...
Dávid Tengeri, Ferenc Havasi
openaire   +1 more source

SABIO-RK: A data warehouse for biochemical reactions and their kinetics

open access: yesJournal of Integrative Bioinformatics, 2007
Systems biology is an emerging field that aims at obtaining a system-level understanding of biological processes. The modelling and simulation of networks of biochemical reactions have great and promising application potential but require reliable ...
Krebs Olga   +7 more
doaj   +1 more source

Metadata Extraction and Management in Data Lakes With GEMMS

open access: yesComplex Systems Informatics and Modeling Quarterly, 2016
In addition to volume and velocity, Big data is also characterized by its variety. Variety in structure and semantics requires new integration approaches which can resolve the integration challenges also for large volumes of data.
Christoph Quix, Rihan Hai, Ivan Vatov
doaj   +1 more source

XAI in the Context of Predictive Process Monitoring: An Empirical Analysis Framework

open access: yesAlgorithms, 2022
Predictive Process Monitoring (PPM) has been integrated into process mining use cases as a value-adding task. PPM provides useful predictions on the future of the running business processes with respect to different perspectives, such as the upcoming ...
Ghada El-khawaga   +2 more
doaj   +1 more source

The Telomerase Database [PDF]

open access: yesNucleic Acids Research, 2007
Telomerase is a ribonucleoprotein enzyme that extends DNA at the chromosome ends in most eukaryotes. Since 1985, telomerase has been studied intensively and components of the telomerase complex have been identified from over 160 eukaryotic species. In the last two decades, there has been a growing interest in studying telomerase owing to its vital role
Joshua D. Podlevsky   +4 more
openaire   +3 more sources

Integrity Constraint Checking in Federated Databases [PDF]

open access: yes, 1996
A federated database is comprised of multiple interconnected databases that cooperate in an autonomous fashion. Global integrity constraints are very useful in federated databases, but the lack of global queries, global transaction mechanisms, and global
Widom, Jennifer, Grefen, P.W.P.J.
core   +3 more sources

The CATH database [PDF]

open access: yesHuman Genomics, 2010
The CATH database provides hierarchical classification of protein domains based on their folding patterns. Domains are obtained from protein structures deposited in the Protein Data Bank and both domain identification and subsequent classification use manual as well as automated procedures. The accompanying website (www.cathdb.info) provides an easy-to-
Knudsen, Michael, Wiuf, Carsten Henrik
openaire   +4 more sources

Algebraic Databases

open access: yesTheory and Applications of Categories, 2017
Databases have been studied category-theoretically for decades. The database schema -- whose purpose is to arrange high-level conceptual entities -- is generally modeled as a category or sketch. The data itself, often called an instance, is generally modeled as a set-valued functor, assigning to each conceptual entity a set of examples.
Patrick Schultz   +3 more
openaire   +4 more sources

Databases

open access: yes, 2018
OE-Databases are the spike sorting and clustering of rats' cells included in the study. Nex-Database are the Neuroexplorer files containing neurons timestamps and positions of the animals which allow us to perform cells analysis.
Aude Retailleau (424991)
core   +2 more sources

Using Visualization to Support Data Mining of Large Existing Databases [PDF]

open access: yes, 1994
In this paper. we present ideas how visualization technology can be used to improve the difficult process of querying very large databases. With our VisDB system, we try to provide visual support not only for the query specification process. but also for
Kriegel, Hans-Peter   +3 more
core   +1 more source

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