← Back to introduction

Year-based EM′-index by citations

The Year-based EM′-index by citations (Bihari and S. Tripathi 2018) is an adapation of the Year-based EM-index by citations which includes all years rather than just those in the initial core. It is calculated just like the Year-based EM′-index by citations, except with a EM′-index style modification.

Example

Years are ordered by number of citations received that year, from highest to lowest. After each step, Ei is subtracted from the citations of the top Ei years. The yearly data is then resorted from high to low for each subsequent step.

Year (yi)20012000199919981997
Citations received in year (Ci)634128142
Rank (i)12345
E1 = 4
Adjusted Citations (Ci)593724102
New Rank (i)12345
E2 = 4
Adjusted Citations (Ci)55332062
New Rank (i)12345
E3 = 4
Adjusted Citations (Ci)51291622
New Rank (i)12345
E4 = 3
Adjusted Citations (Ci)48261322
New Rank (i)12345
E5 = 3
Adjusted Citations (Ci)45231022
New Rank (i)12345
E6 = 3
Adjusted Citations (Ci)4220722
New Rank (i)12345
E7 = 3
Adjusted Citations (Ci)3917422
New Rank (i)12345
E8 = 3
Adjusted Citations (Ci)3614221
New Rank (i)12345
E9 = 2
Adjusted Citations (Ci)3412221
New Rank (i)12345
E10 = 2
Adjusted Citations (Ci)3210221
New Rank (i)12345
E11 = 2
Adjusted Citations (Ci)308221
New Rank (i)12345
E12 = 2
Adjusted Citations (Ci)286221
New Rank (i)12345
E13 = 2
Adjusted Citations (Ci)264221
New Rank (i)12345
E14 = 2
Adjusted Citations (Ci)242221
New Rank (i)12345
E15 = 2
Adjusted Citations (Ci)222210
New Rank (i)12345
E16 = 2
Adjusted Citations (Ci)202100
New Rank (i)12345
E17 = 2
Adjusted Citations (Ci)181000
New Rank (i)12345
E18 = 1
Adjusted Citations (Ci)171000
New Rank (i)12345
E19 = 1
Adjusted Citations (Ci)161000
New Rank (i)12345
E20 = 1
Adjusted Citations (Ci)151000
New Rank (i)12345
E21 = 1
Adjusted Citations (Ci)141000
New Rank (i)12345
E22 = 1
Adjusted Citations (Ci)131000
New Rank (i)12345
E23 = 1
Adjusted Citations (Ci)121000
New Rank (i)12345
E24 = 1
Adjusted Citations (Ci)111000
New Rank (i)12345
E25 = 1
Adjusted Citations (Ci)101000
New Rank (i)12345
E26 = 1
Adjusted Citations (Ci)91000
New Rank (i)12345
E27 = 1
Adjusted Citations (Ci)81000
New Rank (i)12345
E28 = 1
Adjusted Citations (Ci)71000
New Rank (i)12345
E29 = 1
Adjusted Citations (Ci)61000
New Rank (i)12345
E30 = 1
Adjusted Citations (Ci)51000
New Rank (i)12345
E31 = 1
Adjusted Citations (Ci)41000
New Rank (i)12345
E32 = 1
Adjusted Citations (Ci)31000
New Rank (i)12345
E33 = 1
Adjusted Citations (Ci)21000
New Rank (i)12345
E34 = 1
Adjusted Citations (Ci)11000
New Rank (i)12345
E35 = 1

The sum of the 35 E values is 63. The Year-based EM′-index by citations is the square-root of this sum, thus Yc_EM′ = 7.9373.

History

YearYc_EM
19971.0000
19981.4142
19994.0000
20005.6569
20017.9373
20028.3066
200311.8743
200415.4919
200517.4069
200617.5784
200720.9284
200821.5174
200922.2036
201024.6577
201126.5141
201226.5141
201327.7128
201427.7128
201527.7128
201627.7128
201727.7128
201827.7128
201927.7128
202027.7128
202127.7128
202227.7128
202327.7128
202427.7128
202527.7128

References