background probability造句

• Here, p _ { ij } is the probability of two amino acids i and j replacing each other in a homologous sequence, and q _ i and q _ j are the background probabilities of finding the amino acids i and j in any protein sequence.
• Noting that few documents are accepted as completely reliable, Louis Gottschalk sets down the general rule, " for each particular of a document the process of establishing credibility should be separately undertaken regardless of the general credibility of the author . " An author's trustworthiness in the main may establish a background probability for the consideration of each statement, but each piece of evidence extracted must be weighed individually.