نتایج جستجو برای: uni attribute quality control
تعداد نتایج: 2043249 فیلتر نتایج به سال:
The use of quality measures in pattern classification has recently received a lot of attention in the areas where the deterioration of signal quality is one of the primary causes of classification errors. An example of such domain is biometric authentication. In this paper we provide a novel theoretical paradigm of using quality measures to improve both uniand multimodal classification. We intr...
In an attribute-based system (ABS), users are identified by various attributes, instead of their identities. Since its seminal introduction, the attribute-based mechanism has attracted a lot of attention. However, current ABS schemes have a number of drawbacks: (i) the communication cost is linear in the number of the required attributes; (ii) the computation cost is linear in the number of the...
The notion of Usage Control (UCON) has been introduced recently to extend traditional access controls by including three decision factors called authorizations, obligations, and conditions. Usage control also recognize two important decision properties of continuity and mutability. In access control literature, an authorization decision is commonly made by utilizing some form of subject and obj...
The aim of this study was to evaluate the flexural strength of acrylic resin bars by varying the types of resin polymerization and reinforcement methods. Fourteen groups (N=10) were created by the interaction of factors in study: type of resin (self-cured (SC) or heat-cured (HC)) and reinforcement method (industrialized glass fiber (Ind), unidirectional glass fiber (Uni), short glass fiber (Sho...
Control charts are one of the most important tools in statistical process control that lead to improve quality processes and ensure required quality levels. In traditional control charts, all data should be exactly known, whereas there are many quality characteristics that cannot be expressed in numerical scale, such as characteristics for appearance, softness, and color. Fuzzy sets theory is p...
This paper studies an attribute control chart for monitoring the number of nonconforming items using a triple sampling (TS-np) which has not yet been applied to charts. The design and procedure decision about state process are given. Mathematical expressions average run length (ARL) in-control out-of-control processes sample (ASN) A bi-objective genetic algorithm that seeks minimize ASN probabi...
مقدمه: عفونت ادراری از بیماری های شایع و مزمن دوره کودکی، به ویژه در دختران زیر 6 سال است. این بیماری مزمن و پیچیده، سبب کاهش کیفیت زندگی مادر می شود. این پژوهش با هدف تعیین تاثیر الگوی توانمند سازی خانواده محور بر کیفیت زندگی مادران دارای دختر زیر6 سال مبتلا به عفونت ادراری انجام شده است. مواد و روشها: مطالعه نیمه تجربی حاضر در سال92-1391، در بیمارستان شهید مطهری ارومیه، با انتخاب 60 مادر د...
this paper is devoted to the study of determining optimal process mean in system production with the two markets for the sale of goods. in this paper, we developed an absorbing markov chain model in production systems where all items are inspected %100 for conformance with their specification limits. when the value of the quality characteristic of an item falls below a lower limit, the item is ...
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