Detection Of Frauds
Mostrando 1-8 de 8 artigos, teses e dissertações.
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1. Results from portable and of low cost equipment developed for detection of milk adulterations
Abstract This work presents the results of a device, MilkTech, developed to detect milk tampering, based on electrical measurements. The device indicates possible frauds by water, sodium chloride, caustic soda, ethyl alcohol and sodium bicarbonate. The advantages in relation to traditional methods are portability, low cost and detection of mixed frauds. The
Food Sci. Technol. Publicado em: 2017-12
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2. A STUDY ON FRAUDSTER IDENTIFICATION IN ELECTRONIC MARKETS THROUGH HUMAN COMPUTATION / UM ESTUDO DE IDENTIFICAÇÃO DE FRAUDADORES EM MERCADOS ELETRÔNICOS ATRAVÉS DA COMPUTAÇÃO HUMANA
Fraudulent behavior is an increasing problem for electronic markets, in particular for online auction sites, causing several types of loss. Fraud loss reduction measures generally have as an undesirable by-product the harassment and even exclusion of bona fide users, creating a difficult trade- off between losses with fraudsters and losses due to excessive c
Publicado em: 2008
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3. USO DE AGENTES NA DETECÇÃO DE FRAUDES EM IMPOSTO MUNICIPAL - ISS / USE OF AGENTS IN THE DETENTION OF FRAUDS IN MUNICIPAL TAX - ISS
This paper aims at detecting frauds in municipal taxes, using a multi-agent system. To attain such objective, it presents some of the stages of the software development and the implementation of some agents. The paper also proposes the behavior modeling of contributors, obtained from historical data from their actions and from behavior inference functions. T
Publicado em: 2007
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4. Quantificação de estigmatadienos em azeite de oliva (Olea europea L.) por cromatografia em fase gasosa. / Stigmastadiene quantification in olive oil (Olea europaea L.) by gas chromatography.
The olive oil is a product with high nutricional value and has been conquesting their space in the consumer market due to their organoleptic characteristics (aroma and taste). The cultivation of olive trees, the harvesting of the olive fruits, and the extraction of olive oil are hard and time-consuming tasks, contribuing to it high commercial price. Therefor
Publicado em: 2007
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5. Detecção de Fraudes em Unidades Consumidoras de Energia Elétrica Usando Rough Sets
Frauds represent a high percentage of the total commercial losses for electrical energy companies. In general, due to the high number of consumers, in-site inspections are made without any criteria, which cause a low rightness rate. On the other hand, electrical energy companies have information about their consumers stored in their databases. This informati
Publicado em: 2005
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6. Detection of fraud or measurement error in big electric power s consumers using Rough Sets based in historical data and in data based in real time / Detecção de fraude ou erro de medição em grandes consumidores de energia elétrica utilizando Rough Sets baseado em dados históricos e em dados em tempo real
The general purpose of this work is to present a methodology that defines daily behavior profiles of consumers unities of electric energy, fed through high voltage distribution lines, with the purpose of detecting frauds or measurement errors. This methodology allowed the development of a rule based system that uses consumer s static information, i.e., infor
Publicado em: 2005
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7. Quantificação de fitosterois em azeite de oliva (Olea europaea) por cromatografia em fase gasosa / Quantification of fitosteróis in oil of oliva (europaea Olea) for chromatography in gaseous phase
The detection of frauds in olive oil has been on the increase in the recent years, being the control almost inexistent in Brazil. With the intention to make it available another olive oil detection tool adulterations to the inspection and quality control sector it was accomplished in this work the methodology adequacy to determinate the phytosterols composit
Publicado em: 2004
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8. UtilizaÃÃo de tÃcnicas de eletroforese em gel de poliacrilamida na identificaÃÃo da adiÃÃo de leite de vaca ao leite de cabra / Detection of cowâs milk and goatâs milk mixtures by polyacrylamide gel electrophoresis techniques
O presente trabalho foi conduzido com o intuito de avaliar mÃtodos eletroforÃticos para detecÃÃo de fraudes pela adiÃÃo de leite de vaca ao leite de cabra, incluindo sua aplicaÃÃo na rotina dos laboratÃrios de anÃlise de alimentos, definiÃÃo das condiÃÃes de amostragem e o preparo das amostras para anÃlise. Os mÃtodos avaliados foram tÃcnica
Publicado em: 2003