# Michael S. Rosenberg’s Laboratory

Computational Evolutionary Biology & Bioinformatics

E-mail: msr@asu.edu
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## q2-index

The q2-index (Cabrerizo et al. 2010) is another metric designed to describe the Hirsch core. It is the geometric mean of both a quantitative (h-index) and a qualitative (m-index) measure of the core,

$$q^2=\sqrt{h\times m}.$$

Yearq2
19971.0000
19983.0000
19994.8990
20006.3246
20018.6603
200210.5830
200311.6190
200417.2337
200523.9165
200626.8328
200726.4008
200828.9137
200934.2491
201037.4700
201139.1663
201243.1625
201345.6946
201449.3153
201552.4786
201652.5833
201753.8981

## References

• Cabrerizo, F.J., S. Alonso, E. Herrera-Viedma, and F. Herrera (2010) q2-index: quantiative and qualitative evaluation based on the number and impact of papers in the Hirsch core. Journal of Informetrics 4:23–28.