Results 21 to 30 of about 287,498 (311)

PathIN: an integrated tool for the visualization of pathway interaction networks

open access: yesComputational and Structural Biotechnology Journal, 2023
PathIN is a web-service that provides an easy and flexible way for rapidly creating pathway-based networks at several functional biological levels: genes, compounds and reactions.
George Minadakis   +3 more
doaj   +1 more source

تحليل وتصميم نظام الي لتسجيل السيارات

open access: yesIraqi Journal for Computers and Informatics, 1978
يتناول هذا البحث نظام تسجيل السيارات وتجديد اجازات التسجيل ، وتتمثل غايتنا في ايجاد الحلول المناسبة لهذا الجانب ، وذلك من خلال التحليل الاحصائي للنظام الحالي ، ومحاولة السيطرة على عامل الوقت و تخفيف الازدحام ، ومن ثم اقتراح نظام جديد يستند على نظام ...
سرمد جورج   +1 more
doaj   +1 more source

Special Issue on Database Theory [PDF]

open access: yesTheory of Computing Systems, 2020
n ...
P. Barceló, M. Calautti
openaire   +3 more sources

Screening 0D Materials for 2D Nanoelectronics Applications

open access: yesAdvanced Electronic Materials, 2023
As nanoelectronic devices based on 2D materials are moving toward maturity, optimization of the properties of the active 2D material must be accompanied by equal attention to optimizing the properties of and the interfaces to the other materials around ...
Mohammad Bagheri, Hannu‐Pekka Komsa
doaj   +1 more source

Integrating Fuzzy Decisioning Models With Relational Database Constructs [PDF]

open access: yes, 2016
Human learning and classification is a nebulous area in computer science. Classic decisioning problems can be solved given enough time and computational power, but discrete algorithms cannot easily solve fuzzy problems. Fuzzy decisioning can resolve more
Durham, Erin-Elizabeth A
core   +1 more source

A Data Integrity Verification Scheme for Centralized Database Using Smart Contract and Game Theory

open access: yesIEEE Access, 2023
Currently, many companies and institutions use centralized or distributed databases to store massive amounts of data. However, the use of untrusted centralized third-party auditors can result in security issues because these auditors may be malicious and
Siqi He   +3 more
doaj   +1 more source

Equational theories and database constraints [PDF]

open access: yesProceedings of the seventeenth annual ACM symposium on Theory of computing - STOC '85, 1985
We present a novel way to formulate database dependencies as sentences of first-order logic, using equational statements instead of Horn clauses. Dependency implication is directly reduced to equational implication. Our approach is powerful enough to express functional and inclusion dependencies, which are the most common database constraints.
Stavros S. Cosmadakis   +1 more
openaire   +1 more source

Some Problems Related to Reducts of Consistent Incomplete Decision Tables [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2022
In multi-criteria decision making, attribute reduction has attracted the attention of researchers for more than two decades. So far, numerous scientists have proposed algorithms to construct reducts in decision tables.
Dinh Thu Khanh   +3 more
doaj   +1 more source

Theory of sketches for database mappings [PDF]

open access: yesInternational Journal of Intelligent Information and Database Systems, 2015
This paper presents two basic operations, separation and data federation, for database schemas that are used in database mapping systems and explains why functorial semantics for database mappings need a new base category instead of usual Set category.
Zoran Majkic, Bhanu Prasad 0001
openaire   +1 more source

Foundations of data-aware process analysis: A database theory perspective [PDF]

open access: yes, 2013
In this work we survey the research on foundations of data-aware (business) processes that has been carried out in the database theory community. We show that this community has indeed developed over the years a multi-faceted culture of merging data and ...
Giuseppe De Giacomo   +3 more
core   +1 more source

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