Patricia Pesado

• National University of La Plata

En este artículo se presenta el prototipo desarrollado de MarCOA, un framework propuesto para la creación de Objetos de Aprendizaje (OA) basado en la Metodología CROA que considera aspectos de diseño pedagógico y tecnológico. Se describe tanto el prototipo como la evaluación realizada mediante un juicio de expertos. Participaron expertos con difere...

Applications for mobile devices tend to face a greater number of adverse situations derived from the very nature of mobility. In this context, improving resilience becomes relevant. Here we present some recommendations, based on preliminary studies, to increase resilience to the performance drop and power consumption increase caused by increased co...

La línea de investigación y desarrollo presentada consiste en estudiar, desarrollar y evaluar aplicaciones de Televisión Digital Interactiva (TVDi) y tecnologías complementarias para el mejoramiento de los pueblos latinoamericanos. Uno de los principales objetivos es la formación de recursos humanos y fortalecimiento de la investigación mediante el...

Open data portals make a very important set of information available to the community. Those interested in a particular topic, retrieve data on the topic from different portals, but then, processing them together is difficult due to the different publication criteria used by each portal. To assist in this process, a tool called IndiMaker was develo...

Non-Relational Database Management Systems (NoSQL) arise as an alternative solution to problems not efficiently solved by traditional Database Management Systems (DBMS). NoSQL, unlike the relational model, does not respond to a Data Base type, but represents a set of Database types, with different implementations and characteristics to represent th...

El virus que produce la enfermedad de COVID-19 aún continúa extendiéndose por el planeta. Hasta el momento, no se cuenta con una vacuna o cura efectiva, por lo que contener al virus en las primeras fases es un trabajo crucial que deben realizar aquellos países afectados. Se han propuesto múltiples soluciones tecnológicas para detener y contener el...

Robots in the industry have been used for decades, much before the so-called Fourth Industrial Revolution. They have been incorporated into industrial processes in various ways, for example, with mechanic arms, in assembly processes, welding, and painting, among others. Industrial robots are located in restricted access sites and their space is del...

La línea de investigación y desarrollo presentada en este artículo realiza actividades de análisis, desarrollo y evaluación de aplicaciones de Realidad Extendida, siendo este un término para englobar en este contexto aplicaciones de Realidad Virtual, Realidad Aumentada, Interfaces Multimodales, Visión por computador. Uno de los principales objetivo...

Abstract. Robots in the industry have been used for decades, much before the so-called Fourth Industrial Revolution. They have been incorporated into industrial processes in various ways, for example, with mechanic arms, in assembly processes, welding, and painting, among others. Industrial robots are located in restricted access sites and their sp...

A taxonomy for the classification of mobile applications for government services in cities from Argentina is presented. Such taxonomy has a number of categories and subcategories that classify mobile applications according to the interaction between citizens and applications. For the development of such taxonomy, 53 cities from Argentina were selec...

In recent years, the development and use of serious games for the educational field has proliferated. One of the aspects linked to this phenomenon is the motivation achieved with the activities offered in them. On the other hand, there is another technology that has been growing for some time now, which are the Virtual Learning and Teaching Environ...

This book constitutes revised selected papers from the 25th Argentine Congress on Computer Science, CACIC 2019, held in Río Cuarto, Argentina, in October 2019. The 27 full papers presented in this volume were carefully reviewed and selected from a total of 185 submissions. They were organized in topical sections named: intelligent agents and system...

Nowadays, no one questions the crucial role of Requirements Engineering in software systems development. Specifically, if apps are generated for execution on mobile devices, certain non-functional requirements become highly relevant. In this article, an experimental study on three non-functional requirements that are essential for the development o...

La línea de investigación y desarrollo presentada en este artículo realiza actividades de análisis, desarrollo y evaluación de aplicaciones de Realidad Virtual, Realidad Aumentada, Interfaces Multimodales y Visión por computador. Uno de los principales objetivos es la formación de recursos humanos y el fortalecimiento de la investigación mediante e...

Aplicaciones de Realidad Virtual, Realidad Aumentada e Interfaces Multimodales

Desde el año 2012 diversas universidades iberoamericanas conforman la Red de Aplicaciones y Usabilidad de la Televisión Digital Interactiva (RedAUTI) coordinada por la UNLP. La línea de investigación y desarrollo presentada consiste en estudiar, desarrollar y evaluar aplicaciones de Televisión Digital Interactiva (TVDi) y tecnologías complementaria...

This paper explores the concept of introducing digital government in higher education institutions (HEI), mainly universities. In particular, it introduces the concept of University Digital Government (UDG), proposes a classification of core university digital services (UD-services) offered by such institutions to their community members, and defin...

On the road to achieving good process quality management in software-developing small and medium enterprises, there is a lack of documentation in methodologies that are currently very widely used (such as Scrum). A proposal to adapt Scrum documentation and recommended IEEE standards for development process stages to the documentation required by IR...

With an increase of digital government policies and citizens that demand more of their governments, a new public management paradigm appeared, which became known as open government and is supported by three basic principles: Transparency, Collaboration and Participation. These are found in multiple different strategies, depending on the country, pr...

The Industry 4.0 promotes the use of information technologies in manufacturing processes to obtain customized products that satisfy new consumers by transforming the traditional model of automation to a model of interconnected services. This new model allows the communication between clients, factory and suppliers, creating an ecosystem that includ...

The rise and evolution of mobile devices has had a major impact on Software Engineering. Currently, it is possible to develop mobile applications for a specific platform, using the native approach, or to develop applications for different platforms simultaneously, using web, hybrid, interpreted or cross-compiled approaches. In this paper, we identi...

The Industry 4.0 promotes the use of Information and Communication Technologies (ICT) in manufacturing processes to obtain customized products satisfying demanding needs of new consumers. The Industry 4.0 approach transforms the traditional pyramid model of automation to a network model of interconnected services, combining operational technology (...

The development frameworks and the power efficiency in mobile devices have been studied separately. This paper deals with both topics together to determine how the selection of a development framework can impact on energy consumption of a mobile application. The focus is on applications with high processing load, audio and video playback. The resul...

The following article shows the precision, the recall and the F1-measure for three knowledge extraction methods under Open Information Extraction paradigm. These methods are: ReVerb, OLLIE and ClausIE. For the calculation of these three measures, a representative sample of Reuters-21578 was used; 103 newswire texts were taken randomly from that dat...

An assistant to evaluate the characteristics, proposed by ISO/IEC 25010, of a software product using GQM (Goal, Question, Metric) is presented. A set of questions was defined whose combined answers allow obtaining a logical metric applicable to the characteristics proposed by ISO/IEC 25010. For this work, the characteristic of Security was used as...

Currently there are several frameworks for the development of 3D mobile applications, but all of them have a common issue: performance is a critical aspect to consider, even more relevant than in desktop computers, which generally have a greater computing power. The profiling or performance analysis tools that these frameworks have can help, to som...

En este artículo se presenta el diseño inicial de un Framework para la creación de Objetos de Aprendizaje (OAs), basado en una metodología específica. Previamente, se hace una revisión sobre Metodologías de diseño de OAs y se destaca la falta de Herramientas para la creación de OAs que consideren metodologías de diseño. En busca de atender esta nec...

Information Mining Projects provide synthesis and analysis tools which allow the available data of an organization to be transformed into useful knowledge for the decision-making process. It is for this reason that requirements of this type of project are different from requirements of traditional projects for software development. Consequently, pr...

The Information Mining Engineering (IME) understands in processes, methodologies, tasks and techniques used to: organize, control and manage the task of finding knowledge patterns in information bases. A relevant task is selecting the data mining algorithms to use, which it is left to the expertise of the information mining engineer, developing it...

This paper shows the precision, the recall and the F-measure for the knowledge extraction methods (under Open Information Extraction paradigm): ReVerb, OLLIE and ClausIE. For obtaining these three measures a subset of 55 newswires corpus was used. This subset was taken from the Reuters-21578 text categorization and test collection database. A handm...

Information Mining (also known as Knowledge Discovery Process) is a growing discipline in continuous expansion. Most of the progress accomplished, are focus on the development activities (i.e. those technical activities associated with the comprehension and adaptation of data, and the implementation of data mining algorithm). According to this conc...

Electronic Government (EGOV) refers to the use of digital technologies for improving government interactions with citizens and businesses. A major area in EGOV research is service delivery, and several classifications are available to categorize services provided by government institutions. However, there are also EGOV services that are delivered b...

This paper presents results of a research on electronic voting carried out by the Institute of Research in Computer Science LIDI of the School of Computer Science of the National University of La Plata, Argentina, as part of research in e-Government developed since 2003. In particular, the topic of electronic vote has generated various experiences...

This paper presents the design of an authoring tool for creating educational activities based on tangible interaction. First, background information is presented in relation to tangible interaction and its possibilities for the educational context. Also, the concept of authoring tool is reviewed, and a number of desirable features for authoring too...

Se presentan una de las líneas de investigación y desarrollo y los resultados logrados del área de Tecnología informática aplicada en educación del III LIDI - Facultad de Informática - UNLP

The need for sharing information among mobile devices exists in many applications, and almost every data exchange between these devices involve the same requirements: a means for discovering other mobile devices in a wireless network, establishing logical connections, communicating application data, and gathering information related to the physical...

Los modelos de procesos para proyectos de explotación de información (en ocasiones mencionados como minería de datos) existentes, carecen de la visión de gestión necesaria para llevar a cabo este tipo proyectos de manera exitosa ó presentan una estructura la cual no se adapta completamente a las necesidades de este tipo de proyectos. En este trabaj...

En este artículo se presentan los avances logrados en el diseño de una herramienta de autor, llamada AuthorAR, orientada a la creación de actividades educativas basadas en realidad aumentada (RA). AuthorAR permite generar actividades de exploración y de estructuración de frases, que pueden favorecer procesos de adquisición del lenguaje y de entrena...

En este trabajo, se realiza una investigación vinculada al análisis de herramientas de autor para la generación de contenido de Realidad Aumentada (RA). Se consideran características tales como la funcionalidad que proveen, la amigabilidad de la interface, la licencia de uso, la plataforma sobre la cual se pueden ejecutar, entre otras. El foco de e...

his work is a new stage of an investigation in usability field, Software as a Service (SaaS) and Service Oriented Architectures (SOA) conducted by this research team, which has served to show that in certain types of systems, the implementation of SaaS model for SOA in usability domain is the appropriate equation to balance development time, cost a...

En este Capítulo se presenta un modelo de servidor proxy para integrar características de usabilidad en una aplicación web. Este servidor cuenta con diferentes módulos que integran diversos aspectos de usabilidad de la funcionalidad de UNDO/REDO por medio de un servicio externo a las actualizaciones automáticas y un módulo inteligente basado en red...

En este texto se exponen algunos temas discutidos durante la realización de la segunda versión del Congreso Latinoamericano de Ingeniería de Requisitos y Pruebas de Software LACREST 2013, llevado a cabo en la ciudad de Medellín, Colombia, entre el 4 y el 6 de diciembre del 2013, el cual fue organizado por la Corporación Universitaria Remington con...

This paper proposes a highly automated mechanism to build an undo facility into a new or existing system easily encapsulated into a service. The use of services strategy simplifies greatly the design of the undo process and encapsulates most of the functionalities required. We present a formal description when to use this service under alignments o...

This paper presents an authoring tool for creating educational activities based on Augmented Reality (AR), called AuthorAR. Due to its possibilities to create exploratory and structuring phrases activities, it could be use in special education to favor language acquisition and the development of communication skills. In this paper, an introduction...

This chapter presents a new approach to the Undo/Redo functionality; this efficiently addresses a subset of cases (stateless operations model), demonstrating the importance of having a semi-automated solution for the inclusion of the new or existing system functionality. The framework has been implemented as a service (SaaS), with a process to be o...

This paper proposes a highly automated mechanism to build an undo facility into a new or existing system easily. Our proposal is based on the observation that for a large set of operators it is not necessary to store in-memory object states or executed system commands to undo an action; the storage of input data is instead enough. This strategy sim...

The Information Mining Projects have different characteristics compared to the tradition software development projects. The classic software development phases do not apply to the natural phases of this type of projects. As a result, Software Engineering tools such as requirement elicitation techniques, software development process model, estimatio...

The Information Mining Projects have different characteristics compared to the tradition software development projects. The classic software development phases do not apply to the natural phases of this type of projects. As a result, Software Engineering tools such as requirement elicitation techniques, software development process model, estimatio...

Experiments that are run with few experimental subjects are often considered not to be very reliable and deemed, as a result, to be useless with a view to generating new knowledge. This belief is not, however, entirely correct. Today we have tools, such as meta-analysis, that we can use to aggregate smallscale experiments and output results that ar...

Since they were presented in 1976 by Fagan, inspection techniques have been considered an option to identify early faults. In this work we present a systematic review aims to identify which inoection technique is more effective and/or efficient and, in what circumstances.

RESUMEN Este proyecto tiene como objetivo general definir una metodología de educción de requisitos para proyectos de explotación de información que permita ser integral al ciclo de vida de este tipo de proyectos. Se considera que el proyecto implica investigación básica en la definición del proceso de educción de requisitos de este tipo de proyect...

RESUMEN El incremento en la cantidad de estudios experimentales que se desarrollan en Informática ha traido aparejado un nuevo problema, que hacer cuando dos o mas estudios que analizan el mismo tema no dan el mismo resultado?, este hecho puede solucionarse mediante el desarrollo de uns síntesis cuantitatuva de resultados. Este proyecto propone des...

This paper presents a proposal for an architecture that integrates knowledge discovery systems (automatic acquisition) and knowledge based systems (experts systems). This work formulates considerations over the viability of the implementation of this architecture according to th e advance of the technologies involved.

This paper presents an analysis of the requirements specification in electronic voting systems. In particular, it poses a specification that assumes a physical distributed architecture model with two networked intelligent units (Voting Terminal and Authorities Terminal). State Transition Diagrams and Use Cases are used in the modeling of the requir...

This paper proposes a system architecture for integrating knowledge discovery and knowledge based systems. Some considerations on the development viability of the associated system are drawn based on the involved technologies maturity. Resumen En este trabajo se formula una propuesta de arquitectura de integración entre sistemas de descubrimiento d...

This paper sets out to provide a highly automated mechanism for an undo process that can be easily built into a new or existing system. Our proposal is based on the observation that it is not necessary to store the state of objects in memory, or the commands executed by the system to perform an undo, but it is sufficient to store the input data. Th...

Desde que fueron presentadas en 1976 por Fagan, las técnicas de Inspección han sido consideradas una opción para identificar faults en forma temprana. En el presente trabajo se desarrolla una Revisión Sistemática que tiene como objetivo identificar que técnica de inspección es mas efectivo y/o eficiente y en que circunstancias.

Resumen. La síntesis cuantitativa [1] consiste en combinar los resultados de varios estudios experimentales con el objeto de generar nuevas piezas de conocimiento. Estas nuevas piezas de conocimientos serán más generales y fiables que los resultados obtenidos por los estudios individuales, ya que dichas piezas de conocimiento están sustentadas por...

Inspection techniques are strategies for analysing software artefacts. These techniques provide guidelines for examining the software documentation and identifying defects. These guidelines consist of a series of heuristics to help reviewers to read and understand the artefact that they are analysing. A number of researchers have now developed expe...

RESUMEN Este proyecto se centra en definir una arquitectura de integración entre sistemas de descubrimiento de conocimiento (adquisición automática) y sistemas basados en conocimiento (sistemas expertos). Se busca estimar la viabilidad de implementación de dicha arquitectura en función de la madurez de las tecnologías involucradas. Palabras clave:...

RESUMEN El III-LIDI posee un grupo dedicado a los temas relacionados con la mejora y gestión de los procesos. El propósito del grupo es analizar, investigar y desarrollar propuestas en temas relacionados con la mejora de los procesos de gestión y el aseguramiento de la calidad en cada una de las etapas del desarrollo de Sistemas de Software. Dentro...

This paper presents a first experience in E-Voting over Internet, integrating students from different regional centers of the School of Computer Science at National University of La Plata. System hardware architecture and some important software aspects are discussed compared with previous R&D work of the same group. Finally the main related resear...

Resumen Se presenta una línea de investigación y desarrollo, que tiene por objeto estudiar temas relacionados con aspectos de Ingeniería de Software orientados al desarrollo e implementación de proyectos concretos de Sistemas Distribuidos, en particular Sistemas Distribuidos con restricciones de Tiempo Real, Sistemas Web, Sistemas Sensibles al Cont...

Este trabajo analiza un sistema de CIM (Computer Integrated Manufacturing) en el que se combinan control de tiempo real, planeamiento de la producción y manejo de la información desde tres enfoques clásicos en informática: -Un modelo orientado al flujo de control con redes de Petri. -Un grafo de datos que analiza la comunicación de información en l...