1. A method comprising: accessing, by one or more processors, a first profile of a first member of a social network, the first profile being accessed in response to an action that references at least part of the first profile; determining, by one or more of the processors, a similarity score that quantifies similarity between the first profile and a second profile of a second member of the social network; ranking, by one or more of the processors, the second profile of the second member based on the determined similarity score and based on an elapsed time since the action that references at least the part of the first profile; and presenting, by one or more of the processors, the second profile based on the ranking of the second profile.
1. A method comprising: accessing, by one or more processors, a first profile of a first member of a social network, the first profile being accessed in response to an action that references at least part of the first profile; determining, by one or more of the processors, a similarity score that quantifies similarity between the first profile and a second profile of a second member of the social network; ranking, by one or more of the processors, the second profile of the second member based on the determined similarity score and based on an elapsed time since the action that references at least the part of the first profile; and presenting, by one or more of the processors, the second profile based on the ranking of the second profile. 15. The method of claim 1 , further comprising: accessing a count of further profiles of further members of the social network, the count indicating a size of a cluster of profiles that includes the second profile of the second member; and wherein the ranking of the second profile of the second member is based on the count that indicates the size of the cluster profiles that includes the second profile of the second member.