نتایج جستجو برای: qualitative indices

تعداد نتایج: 282919  

Journal: :The Egyptian Journal of Internal Medicine 2022

Abstract Background Hemoglobinopathies represent a set of inherited red blood cell (RBCs) disorders, characterized by abnormal hemoglobin molecule. They include qualitative and quantitative hemoglobinopathies, with structurally globin chain in the first defective production later. This study assessed, for time, significance mathematically calculated RBC indices to identify patients hemoglobinop...

Journal: :بینا 0
مژگان رضایی کنوی m rezaei kanavi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranمرکز تحقیقات مهندسی بافت چشم- دانشگاه علوم پزشکی شهید بهشتی- تهران- ایران مجید قلعه نویی m ghalenoee central eye bank of iran, tehran, iranبانک چشم جمهوری اسلامی ایران- تهران- ایران طاهره چمنی t chamani central eye bank of iran, tehran, iranبانک چشم جمهوری اسلامی ایران- تهران- ایران محمدعلی جوادی ma javadi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranمرکز تحقیقات چشم- دانشگاه علوم پزشکی شهید بهشتی- تهران- ایران نرگس فضیلی n fazili ocular tissue engineering research center, shahid beheshti university of medical sciences, tehran, iranمرکز تحقیقات مهندسی بافت چشم- دانشگاه علوم پزشکی شهید بهشتی- تهران- ایران

purpose: optisol-gs is still the most popular cold storage medium used in the united states for short term preservation of donated corneas. cebi medium is a new cold storage medium made by the central eye bank of iran for donor cornea storage. this study was conducted to compare the quantitative and qualitative indices of the donated corneas maintained in optisol-gs versus in the cebi medium. m...

2004
R. R. A. Syms

The previous Chapters have been concerned with the propagation of waves in empty space or in uniform, homogeneous media. It is now time to introduce more complicated geometries, building towards those appropriate to optical waveguides. We begin with a qualitative discussion of the phenomena that occur when light strikes a dielectric interface. Figure 5.1-1 shows a plane wave incident at an angl...

1998
Gerik Scheuermann

One way to visualize vector elds was based on their qualitative structure by showing the eld topology after linear or bilinear interpolation. This paper extends this to cases of nonlinear behavior in the grid cells. It uses new ideas about the analysis of some polynomial vector elds which have been proved by using Cliiord algebra and analysis. They are used as local model for the visualization ...

2011
Vicente Buendia-Ramon Emilio Soria-Olivas José David Martín-Guerrero Pablo Escandell-Montero José M. Martínez-Villena

Abstract. The scenario of this work is defined by the need of many Machine Learning algorithms to tune a number of parameters that define its behavior; the resulting performance can be evaluated with different indices. The relationship between parameters and performance may be neither linear nor straightforward. This work proposes a qualitative approach to the afore-mentioned relationship by us...

Aims and Background: Poor housing and poor quality it has always been one of the main problems in iran. The growth of the country's population in recent decades and extensive displacements,  the policies adopted, improper management in this area has caused problems  That demands serious attention. Clearly, understanding these issues can be one of the most important steps in the process of solvi...

The aim of this study is to present a comprehensive human resources model based on ISO34000 standard at Khorasan Razavi Electricity Distribution Company. This study is mixed, sequential exploratory, and applied. The qualitative population was the experienced and scientific experts. The quantitative population was 153 managers, deputies and experts responsible for the electricity company selecte...

Journal: :Blood 1983
H Chang S M Ewert R M Bookchin R L Nagel

Fifteen compounds reported to be inhibitors of gelation or sickling were studied by standard methods. These tests included (1) the determination of the solubility of deoxyhemoglobin S or Csat, (2) evaluation of sickling in whole SS blood at various pO2s, (3) measurement of the oxygen affinity of hemoglobin and blood, and (4) examination of red cell indices and morphology. Among the 4 noncovalen...

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