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CC1/2: Difference between revisions
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== why CC<sub>1/2</sub> can be negative == | == why CC<sub>1/2</sub> can be negative == | ||
If the numerator of the formula becomes negative, CC<sub>1/2</sub> is negative. This happens if the variance of the average intensities across the unique reflections of a resolution shell is low, but the individual measurements of each unique reflection vary strongly. This is discussed in §4.1 of | If the numerator of the formula becomes negative, CC<sub>1/2</sub> is negative. This happens if the variance of the average intensities across the unique reflections of a resolution shell is low, but the individual measurements of each unique reflection vary strongly. This is discussed in §4.1 of [https://doi.org/10.1107/S1600576716005471 Assmann, G., Brehm, W. and Diederichs, K. (2016) Identification of rogue datasets in serial crystallography. J. Appl. Cryst. 49, 1021-1028.] | ||
[https://doi.org/10.1107/S1600576716005471 Assmann, G., Brehm, W. and Diederichs, K. (2016) Identification of rogue datasets in serial crystallography | |||
== Implementation == | == Implementation == | ||