نتایج جستجو برای: h index

تعداد نتایج: 905759  

Journal: :CoRR 2011
Leo Waaijers

In their article ‘The inconsistency of the h-index’ Ludo Waltman and Nees Jan van Neck give three examples to demonstrate the inconsistency of the h-index. As will be shown below, a little extension of their examples just illustrate the opposite, a stable feature of the h-index. For starting authors it, the h-index that is, focusses on the number of articles; for experienced authors its focus s...

Journal: :J. Informetrics 2013
Graham Cormode Qiang Ma S. Muthukrishnan Brian Thompson

A variety of bibliometric measures have been proposed to quantify the impact of researchers and their work. The h-index is a notable and widely-used example which aims to improve over simple metrics such as raw counts of papers or citations. However, a limitation of this measure is that it considers authors in isolation and does not account for contributions through a collaborative team. To add...

Journal: :medical journal of islamic republic of iran 0
zoleikha mahmudi vice chancellor for research, shiraz university of medical sciences, shiraz, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی شیراز (shiraz university of medical sciences) iman tahamtan health information management research center, hormozgan university of medical sciences, bandar abbas, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی هرمزگان (hormozgan university of medical sciences) shahram sedghi health management and economics research center, iran university of medical sciences, tehran, & health management and economics research center, iran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences) masoud roudbari school of public health, iran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences)

background: we conducted a comprehensive bibliometrics analysis to calculate the h, g, m, a and r indicators for all iranian biomedical research centers (ibrcs) from the output of isi web of science (wos) and scopus between 1991 and 2010. we compared the research performance of the research centers according to these indicators.   methods : this was a cross-sectional and descriptive-analytical ...

ژورنال: مدیریت سلامت 2008
ابوالقاسم گرجی, حسن, رحمان پور, سمیه, محمد حسن زاده اسفنجانی, حافظ,

Introduction: J.E.Hirsch introduced H Index to scientometric domain , representing actual scientific profitability quality of a researcher’s publications and is equal to effective index for researchers. Literature review:Studies showed that documents database have provided different H scores for each researcher and for different scientific fields. Despite the utmost advantages of H-index it als...

لادن داریوش نیاکان

  چکیده Jorge E. Hirsch در سال 2005 میلادی، شاخصی را با عنوان h index ابداع کرده است که به وسیلة آن، بازده علمی دانشمندان و محققان، با عدد نشان داده می‌شود. در این مقاله، تعریف h index همراه با مثالی از بانک اطلاعاتی Scopus، برای درک بهتر تع...

Journal: :WiSt - Wirtschaftswissenschaftliches Studium 2018

Journal: :Journal of Chemical Education 1962

Journal: :International Journal of Clinical and Health Psychology 2014

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