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Оптимизация вычисления обратных осей языка XML Path при его реализации функциональными методами.
XPath – это язык для адресации структурных частей XML-документа. Функциональный язык программирования Scheme позволяет естественным образом представлять и обрабатывать XML-документы в виде SXML и обеспечивает единую среду для реализации XML-приложений.
Д.А. Лизоркин
doaj
Executable First-Order Queries in the Logic of Information Flows [PDF]
The logic of information flows (LIF) has recently been proposed as a general framework in the field of knowledge representation. In this framework, tasks of procedural nature can still be modeled in a declarative, logic-based fashion.
Heba Aamer +4 more
doaj +1 more source
Twig Query Optimization Based on Partial Evaluation [PDF]
TreeMatch algorithm is widely considered to be an effective Twig query algorithm.According to the disadvantage of TreeMatch algorithm’s repeated analysis on Twig pattern,partial evaluation technology in the field of compilation is applied,and a Twig ...
GAO Wanchen,LIAO Husheng,SU Hang
doaj +1 more source
Pathfinder: XQuery - The Relational Way [PDF]
Relational query processors are probably the best understood (as well as the best engineered) query engines available today. Although carefully tuned to process instances of the relational model (tables of tuples), these processors can also provide a ...
Boncz, Peter +5 more
core +5 more sources
Datacubes as enabler for advanced decision support systems in land management
Abstract Informed, wise, land management has been a challenge since a long time, but has gained extra importance through the need for responding to climate change effects. The European Green Deal is one example of a concertation effort in a world where data availability, sharing options, and just‐in‐time exploitation are not entirely solved.
Peter Baumann +4 more
wiley +1 more source
Complete Subhedge Projection for Stepwise Hedge Automata
We demonstrate how to evaluate stepwise hedge automata (Shas) with subhedge projection while completely projecting irrelevant subhedges. Since this requires passing finite state information top-down, we introduce the notion of downward stepwise hedge ...
Antonio Al Serhali, Joachim Niehren
doaj +1 more source
TypEx : a type based approach to XML stream querying [PDF]
We consider the topic of query evaluation over semistructured information streams, and XML data streams in particular. Streaming evaluation methods are necessarily eventdriven, which is in tension with high-level query models; in general, the more ...
Connor, Richard +2 more
core +2 more sources
Logics for Unranked Trees: An Overview [PDF]
Labeled unranked trees are used as a model of XML documents, and logical languages for them have been studied actively over the past several years. Such logics have different purposes: some are better suited for extracting data, some for expressing ...
A. Arnold +26 more
core +6 more sources
Satisfiability of XPath Expressions [PDF]
In this paper, we investigate the complexity of deciding the satisfiability of XPath 2.0 expressions, i.e., whether there is an XML document for which their result is nonempty. Several fragments that allow certain types of expressions are classified as either in PTIME or NP-hard to see which type of expression make this a hard problem.
openaire +2 more sources
A new advancement in test automation is the use of natural language processing (NLP) to generate test cases from natural language text. NLP is innovative in this context and promises of reducing test cases creation time and simplifying understanding. This paper investigates the adoption of NLP‐based test automation in the web context with a series of ...
Maurizio Leotta +3 more
wiley +1 more source

