1000 resultados para Otimizacao : Experimento : Mistura : Produto : Optimix : Programa de computador
Resumo:
Model Study: An experimental study Introduction: Chronic Kidney Disease (CKD) refers to a syndromic diagnosis which leads to a progressive and irreversible loss of renal function. A hemodialysis patient may have limitations in functional capacity, pulmonary function and respiratory musclular strength impacting in quality of life. Objective: To evaluate the effects of an exercise program on pulmonary function, functional capacity, quality of life and pain in patients undergoing hemodialysis. Methodology: The study included 28 patients of both genders, women and men aged between 40 and 60 years undergoing dialysis at the Kidney Institute, Santa Casa de Misericordia in Presidente Prudente-SP. Primary outcomes included respiratory muscular strength measurements assessed by manovacuometry. The functional capacity was evaluated by a six minute walking test. A life quality questionnaire was applied to evaluate quality of life (SF36-KDQOL). Lung function was evaluated by spirometry. Pain was assessed by a visual analogue scale. The exercise program consisted of training 3 times a week for 40 minutes on hemodialysis during eight weeks. At the end of the program all patients were reassessed. Results: There was no significant difference in the values of FVC and FEV1 before and after the exercise program as well as the index Tiffenau. The value of post MIP was significantly higher than the value obtained in the pre program. For variable MEP no significant difference was found. Functional capacity evaluations showed that there were no significant differences (p> 0.05). The evaluation of quality of life, about the domains of specific areas of CKD showed statistical significance when comparing the list of symptoms and problems with overloading of renal disease and professional role. Indicators related to pain were significantly reduced after the program (P <0.05). Discussion: A chronic kidney patient faces complex situations of physical, social and financial aspects. Although no statistically significant results were found in all variables, the study corroborates to others found in the literature, which suggests that an exercise program can be positive for this population. Conclusion: Although lung capacity and functional capacity did not submit changes to the end of the study, reduced levels of pain, fatigue and dyspnea suggest improvement in functional performance after exercise programs.
Resumo:
Pós-graduação em Agronomia (Produção Vegetal) - FCAV
Resumo:
Pós-graduação em Letras - FCLAR
Resumo:
Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
Resumo:
The objective of this study was toevaluatethe effect of the co-digestion of triturated sugarcane with beef cattlerfeddlotmanure in continuous digestorsin the amount and quality of biogas and biofertilizer. To do so, the work was divided in three steps. The first and the second part lasted30 days each and evaluated the effect of the additionof 7% of triturated sugarcane in agreement with the followingtreatments:treatment, the digestors were supplied with a mixture of 0,250 kg of manure and 1,750 kg of water ;treatment 2, the digestors were supplied with a mixture of 0,250 kg of manure, 1,610 kg of water, and 0,140 kg of triturated sugarcane. To The third period lasted 30 days and evaluated the effect of adding 3.5% of sugarcane crushed. The data analyses was performed with randomized designusing SAS®program with level of significance of 5%. The digesters with sugarcane produced in the first period respectively 0.79, 0.0127, and 0.102 m3of total production, of biogas production per kilogram of substrate, and of total production per kilogram of manure versus 0.5, 0.0081, and 0.065 m3from the control treatment, respectively..In the thirdperiod,each variable had a total production of 0.76, 0.123, and 0.98 m3and the control treatment yielded 0.51, 0.065, and 0.0082 m3.In the second period,the total production per kilogram of solidand of volatile solids added were higher in the digesters without sugarcane (0.0093 and 0.438 m3) when compared to the digesters that had additionof 7% of cane(0.271 and 0.336 m3).
Resumo:
The collection of prices for basic goods supply is very important for the population, based on the collection and processing of these data the CLI (Cost Living Index) is calculated among others, helping consumers to shop more rationally and with a clearer view of each product impact of each product on their household budget, not only food, but also cleaning products and personal hygiene ones. Nowadays, the project of collection of prices for basic goods supply is conducted weekly in Botucatu - SP through a spreadsheet. The aim of this work was to develop a software which utilized mobile devices in the data collection and storage phase, concerning the basic goods supply in Botucatu -SP. This was created in order to eliminate the need of taking notes in paper spreadsheets, increasing efficiency and accelerating the data processing. This work utilized the world of mobile technology and development tools, through the platform".NET" - Compact Framework and programming language Visual Basic".NET" was used in the handheld phase, enabling to develop a system using techniques of object oriented programming, with higher speed and reliability in the codes writing. A HP Pavilion dv3 personal computer and an Eten glofish x500+ handheld computer were used. At the end of the software development, collection, data storing and processing in a report, the phase of in loco paper spreadsheets were eliminated and it was possible to verify that the whole process was faster, more consistent, safer, more efficient and the data were more available.
Resumo:
Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
Resumo:
In this work, we discuss the procedures adopted for the design of built-up columns (laced and battened columns). Built-up columns are widely used in steel construction generally when the compression forces are relatively low and the column buckling lengths are large. They are commonly used in industrial buildings, for example, as posts for cladding, or as columns supporting a crane girder. Unlike columns with full section, in the case of built-up columns, it is necessary to evaluate the shear stiffness. In fact, the shear strength leads to a significant reduction of the critical load. In the context of this work, the components of the columns (chords, diagonals, posts, etc.) are formed by cold-formed members. In order to systematize and rationalize the verification of the built-up columns, this work aim to develop a computer program based on the standards NBR 14762, NBR 6355 and Eurocode 3, basically the considerations of the part EN 1993-1-1
Resumo:
In this work, we discuss the procedures adopted for the design of built-up columns (laced and battened columns). Built-up columns are widely used in steel construction generally when the compression forces are relatively low and the column buckling lengths are large. They are commonly used in industrial buildings, for example, as posts for cladding, or as columns supporting a crane girder. Unlike columns with full section, in the case of built-up columns, it is necessary to evaluate the shear stiffness. In fact, the shear strength leads to a significant reduction of the critical load. In the context of this work, the components of the columns (chords, diagonals, posts, etc.) are formed by cold-formed members. In order to systematize and rationalize the verification of the built-up columns, this work aim to develop a computer program based on the standards NBR 14762, NBR 6355 and Eurocode 3, basically the considerations of the part EN 1993-1-1
Resumo:
Enfoca a trajetória das histórias em quadrinhos para sua legitimação artística e cultural. Discute as dificuldades para aceitação dos quadrinhos em equipamentos culturais já estabelecidos e destaca o trabalho de artistas que utilizaram recursos da linguagem quadrinística em suas obras. Contextualiza a busca pela autonomia artística em obras produzidas no circuito underground e do quadrinho mainstream. Apresenta as graphic novels como novo formato para disseminação da linguagem dos quadrinhos em nível mundial, possibilitando atingir outras camadas de públicos e novos espaços de comercialização. Identifica tendências inovadoras na publicação de histórias em quadrinhos, com destaque para o jornalismo em quadrinhos e a utilização de quadrinhos para narrativas biográficas, identificando os principais autores e obras na área.
Resumo:
La visión por computador es una parte de la inteligencia artificial que tiene una aplicación industrial muy amplia, desde la detección de piezas defectuosas al control de movimientos de los robots para la fabricación de piezas. En el ámbito aeronáutico, la visión por computador es una herramienta de ayuda a la navegación, pudiendo usarse como complemento al sistema de navegación inercial, como complemento a un sistema de posicionamiento como el GPS, o como sistema de navegación visual autónomo.Este proyecto establece una primera aproximación a los sistemas de visión articial y sus aplicaciones en aeronaves no tripuladas. La aplicación que se desarrollará será la de apoyo al sistema de navegación, mediante una herramienta que a través de las imágenes capturadas por una cámara embarcada, dé la orden al autopiloto para posicionar el aparato frente la pista en la maniobra de aterrizaje.Para poder realizar ese cometido, hay que estudiar las posibilidades y los desarrollos que el mercado ofrece en este campo, así como los esfuerzos investigadores de los diferentes centros de investigación, donde se publican multitud soluciones de visión por computador para la navegación de diferentes vehículos no tripulados, en diferentes entornos. Ese estudio llevará a cabo el proceso de la aplicación de un sistema de visión articial desde su inicio. Para ello, lo primero que se realizará será definir una solución viable dentro de las posibilidades que la literatura permita conocer. Además, se necesitará realizar un estudio de las necesidades del sistema, tanto de hardware como de software, y acudir al mercado para adquirir la opción más adecuada que satisfaga esas necesidades. El siguiente paso es el planteamiento y desarrollo de la aplicación, mediante la defnición de un algoritmo y un programa informático que aplique el algoritmo y analizar los resultados de los ensayos y las simulaciones de la solución. Además, se estudiará una propuesta de integración en una aeronave y la interfaz de la estación de tierra que debe controlar el proceso. Para finalizar, se exponen las conclusiones y los trabajos futuros para continuar la labor de desarrollo de este proyecto.
Resumo:
En numerosas ocasiones, la preparación de la entrada de datos de los programas existentes hoy en día, para cálculo de estructuras por computador (STRESS, STRUDL, NASTRAN etc.), resulta un problema costoso por el elevado número de horas/hombre que requiere y el incremento de la probabilidad de aparición de errores en los datos de entrada. El objetivo del presente programa GEDE (Generación de la Entrada de Datos de Emparrillado) consiste en obtener automáticamente los datos de entrada para un programa general de cálculo de emparrillado plano, a partir de un reducido número de datos básicos. Indudablemente, la parte de este programa consistente en la discretización de una estructura real en otra formada por nudos y barras, puede ser utilizada por otros tipos de cálculos estructurales diferentes del emparrillado. El presente programa GEDE, se ha implementado para su utilización en conjunción con un programa particular de cálculo EMPR1 (desarrollado por los autores), si bien su adaptación a otro tipo de programas de emparrillado es inmediata. El generar automáticamente gran parte de los datos supone una pérdida de generalidad, que puede implicar a veces, una limitación en cuanto a la tipología de los emparrillados a tratar. Estas limitaciones se discuten en detalle en la obra
Resumo:
En esta tesis se tratan dos aspectos fundamentales de los sistemas funcionales, de cuyo tratamiento depende, en gran medida, la eficiencia de tales sistemas. En primer lugar, se presentan y evalúan una serie de soluciones al problema de representación interna en los sistemas funcionales, soluciones basadas en la utilización de estructuras lineales para obtener una mejora en el tiempo de ejecución y en la ocupación de la memoria del sistema. En segundo lugar, se presenta un sistema de evaluación multitarea para reducir programas funcionales, basado en la especificación de varios ficheros de salida. En él, las tareas del sistema evalúan, de forma concurrente, las diversas partes del resultado de un programa y se .comunican entre sí en base a mensajes que permiten detectar y resolver, sin necesidad de abortar la ejecución, bucles de dependencias entre tareas. El sistema reacciona ante estas situaciones de error de forma comedida, de modo que este error no afecta al resto de las tareas del sistema. Se plantea también un mecanismo de gestión de memoria, mecanismo que introduce una tarea especial en el sistema, encargada de la gestión de una memoria común a todo él, y satisface las necesidades de memoria de las tareas de forma, transparente al mecanismo de evaluación.---ABSTRACT---Two fundamental aspects of functional systems, of which their efficiency to a large extent depends, are dealt with in this thesis. Firstly, several solutions to the internal representation problem of functional systems are proposed and evaluated. These solutions are based on the use of linear data structures in order to achieve a shorter execution time and smaller memory requirement. Secondly, a new multitask evaluation system for the reduction of functional programs is described; it is based on the specifücation of several output files. In this evaluation system, the task evaluates in the different parts of the program result concurrently. Tasks communicate one another through messages, which make it possible to detect and solve the dependency loops within tasks. The program does not need to be aborted, the sistem reacts to such error situations in a smooth way, no other tasks are affected. A memory management system is also introduced. This management system inserts a special task, that carries-out the management of a common memory and serves all tasks memory requirements in a transparent mode to the evaluation mechanism.
Resumo:
En este proyecto se realiza el diseño e implementación de un sistema que detecta anomalías en las entradas de entornos controlados. Para ello, se hace uso de las últimas técnicas en visión por computador y se avisa visual y auditivamente, mediante un sistema hardware que recibe señales del ordenador al que está conectado. Se marca y fotografía, a una o varias personas, que cometen una infracción en las entradas de un establecimiento, vigilado con sistemas de vídeo. Las imágenes se almacenan en las carpetas correspondientes. El sistema diseñado es colaborativo, por lo tanto, las cámaras que intervienen, se comunican entre ellas a través de estructuras de datos con el objetivo de intercambiar información. Además, se utiliza conexión inalámbrica desde un dispositivo móvil para obtener una visión global del entorno desde cualquier lugar del mundo. La aplicación se desarrolla en el entorno MATLAB, que permite un tratamiento de la señal de imagen apropiado para el presente proyecto. Asimismo, se proporciona al usuario una interfaz gráfica con la que interactuar de manera sencilla, evitando así, el cambio de parámetros en la estructura interna del programa cuando se quiere variar el entorno o el tipo de adquisición de datos. El lenguaje que se escoge facilita la ejecución en distintos sistemas operativos, incluyendo Windows o iOS y, de esta manera, se proporciona flexibilidad. ABSTRACT. This project studies the design and implementation of a system that detects any anomalies on the entrances to controlled environments. To this end, it is necessary the use of last techniques in computer vision in order to notify visually and aurally, by a hardware system which receives signs from the computer it is connected to. One or more people that commit an infringement while entering into a secured environment, with video systems, are marked and photographed and those images are stored in their belonging file folder. This is a collaborative design system, therefore, every involved camera communicates among themselves through data structures with the purpose of exchanging information. Furthermore, to obtain a global environment vision from any place in the world it uses a mobile wireless connection. The application is developed in MATLAB environment because it allows an appropriate treatment of the image signal for this project. In addition, the user is given a graphical interface to easily interact, avoiding with this, changing any parameters on the program’s intern structure, when it requires modifying the environment or the data type acquisition. The chosen language eases its execution in different operating systems, including Windows or iOS, providing flexibility.
Resumo:
O consumidor contemporâneo, inserido em um novo ambiente de comunicação, potencializa suas expressões, capaz de avaliar uma marca ou produto e transmitir sua opinião pelas redes sociais, ou seja, o consumidor expressa suas opiniões e desejos dialogando com seus pares de forma espontânea nas redes sociais on-line. É neste ambiente de participação e interação (ciberespaço) que está nosso objeto de estudo, o boca a boca on-line – a voz do consumidor contemporâneo, também conhecido como uma manifestação informativa pessoal ou uma conversa, a opinion sharing. Proporcionado pelos consumidores nas redes sociais on-line, o boca a boca se fortalece em função das possibilidades de interação, característica da sociedade em rede. Nesse cenário, oobjetivo desta pesquisa é caracterizar o boca a boca on-line como um novo fluxo comunicacional entre consumidores, hoje potencializado pelas novas tecnologias da comunicação, capazes de alterar a percepção da marca e demonstrar o uso, pelas marcas, das redes sociais on-line ainda como um ambiente de comunicação unidirecional. Mediante três casos selecionados por conveniência (dois casos nacionais e um internacional), o corpus de análise de nossa pesquisa se limitou aos 5.084 comentários disponibilizados após publicação de matérias jornalísticas no Portal G1 e nas fanpages (Facebook), ambos relativos aos casos selecionados. Com a Análise de Conteúdo dos posts, identificamos e categorizamos a fala do consumidor contemporâneo, sendo assim possível comprovar que as organizações/marcas se valem da cultura do massivo, não dialogando com seus consumidores, pois utilizam as redes sociais on-line ainda de forma unidirecional, além de não darem a devida atenção ao atual fluxo onde se evidencia a opinião compartilhada dos consumidores da sociedade em rede.