Culture and Society

How do online dating sites match people up?
Answered by Discovery Channel
  • Discovery Channel

    Discovery Channel

  1. Many online dating sites use different methods to match up their members. The simple approach, used by leading sites like, requires members to fill out a lengthy profile, which is then matched against other profiles that have a high match percentage. The member is given the opportunity to indicate the importance of each attribute. The dating site will then use the weighted attributes to further refine the matching process. Other sites, such as, use complex mathematical equations and a more scientific approach to match their members. For instance, the method used by includes a 29-step personality and compatibility survey. While both the scientific and matching-by-attribute approaches claim success, neither one is a perfect system.

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