Before revision:  Approaching this issue requires established measures of fairness regarding the representation of various social groups in retrieved contents , as well as methods to mitigate such biases, particularly in the light of the advances in deep ranking models.
After revision:  Approaching this issue requires established measures of fairness regarding the representation of various social groups in retrieval results , as well as methods to mitigate such biases, particularly in the light of the advances in deep ranking models.