English edit

Etymology edit

bi- +‎ power

Noun edit

bipower (plural bipowers)

  1. (statistics) An alternative to variance; a measure of variability based on summing the product of adjacent data points rather than summing the squares of data points.
    • 2016, Daisuke Kurisu, “Power variations and testing for co-jumps: the small noise approach”, in arXiv[1]:
      In this paper we study the effects of noise on the bipower variation (BPV), realized volatility (RV) and testing for co-jumps in high-frequency data under the small noise framework.