4 research outputs found
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Using domain specific language and sequence to sequence models as a hybrid framework for a natural language interface to a database solution
This thesis was submitted for the award of Doctor of Philosophy and was awarded by Brunel University LondonThe aim of this project is to provide a new approach to solving the problem of
converting natural language into a language capable of querying a database or data
repository. This problem has been around for a while, in the 1970's the US Navy
developed a solution called LADDER and since then there have been an array of
solutions, approaches and tweaks that have kept the research community busy. The
introduction of electronic assistants into the smart phone in 2010 has given new
impetus to this problem.
With the increasingly pervasive nature of data and its ever expanding use to answer
questions within business science, medicine extracting data is becoming more important.
The idea behind this project is to make data more democratised by allowing access to it
without the need for specialist languages. The performance and reliability of converting
natural language into structured query language can be problematic in handling nuances
that are prevalent in natural language. Relational databases are not designed to understand
language nuance.
This project introduces the following components as part of a holistic approach to improving
the conversion of a natural language statement into a language capable of querying a data
repository.
● The idea proposed in this project combines the use of sequence to sequence models
in conjunction with the natural language part of speech technologies and domain
specific languages to convert natural language queries into SQL. The approach
being proposed by this chapter is to use natural language processing to perform an
initial shallow pass of the incoming query and then use Google's Tensor Flow to
refine the query with the use of a sequence to sequence model.
● This thesis is also proposing to use a Domain Specific Language (DSL) as part of the
conversion process. The use of the DSL has the potential to allow the natural
language query to be translated into more than just an SQL statement, but any query
language such as NoSQL or XQuery
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ACTAS: Adaptive Composition and Trading with Agents for Services
Mainly in business domains, the vision of gaining flexible, adaptive service environments is based on the standardization and practical proliferation of (Semantic) Web Services, ontologies, and agents. The standards of Web Services and their Service-oriented Architectures (SOA) became the standard paradigm for software component integration. Dynamic changes and the permanently increasing amount of available e-services of different domains are a challenge of Service Discovery and Composition. Mediation between different approaches and expert knowledge is often necessary for the composition of services of different domains. Semantic enhancements, Autonomic Service Discovery, and the research for more holistic concepts for the classification of e-services are current attempts of overcoming this challenge, in order to reach the ultimate goal of Autonomic SOC
Modelo programable para la serialización y evaluación de modelos heterogéneos en clientes web
Tesis doctoral inédita leída en la Universidad Autónoma de Madrid, Escuela Politécnica Superior, Departamento de Ingeniería Informática. Fecha de lectura : 6-07-201