3 ms·
This is still misleading. The value of Facebook to a given user u_k is a function of the value of Facebook to all users u_i, or at least the set of users that a
by jeromebaek 8y ago
This is still misleading. The value of Facebook to a given user u_k is a function of the value of Facebook to all users u_i, or at least the set of users that are u_k's friends. So the value function has a recurrence relation. This is why it is disingenuous to say the value of Facebook is a simple linear sum of value per user for every user; it is in fact highly nonlinear.
- JadeNB 8y ago> This is why it is disingenuous to say the value of Facebook is a simple linear sum of value per user for every user But neither berbec nor kazinator said, or even seemed to imply, that ….
- berbec 8y agoTo clarify - I imagine it's more subtle than a constant slope. I imagine the value per user stays steady for a while then the starts dropping quickly.