My Networks and Friends

And the lines represent the dots are the people, and the lines represent friendship relationships.

Your friends have more friends than you do, and this is known as the friendship paradox.

The friend of a friend delivered.

I want you to picture yourself with a friend who's got a very long, very, very scary looking needle.

If you pick this person, the only friend they have to nominate is this person, who, by construction, must have at least two and typically more friends.

So what credentials does Zagat's have?

Because now, with this idea we can take a random sample of people, have them nominate their friends, those friends would be more central, and we could do this without having to map the network.

He was a friend of my client's.

My friends.

Friends of mine.

Eric, this is my friend...

An old friend.

If you can get two or more computers to play together, you have a network

So the friend of a friend of A's is, back again, a friend of A's, whereas the friend of a friend of B's is not a friend of B's, but is farther away in the network.

If I access the network as an administrator,

Friends

It goes against everything that I

Then he'd need help. He'd need a friend.

A friend? A friend?

We were friends.

My friend?

Friend?

How blind that cannot see serenity! A true friend of man almost the only friend of human progress.

This was possible because of the easy nature of blogging tools.

He's a friend.

I am a friend of Katie's

Your friend...

And in fact, it happens throughout the network as you move in, everyone you pick, when they nominate a random when a random person nominates a friend of theirs, you move closer to the center of the network.

Network status No Network

So, this would be another maybe clustering algorithm where, you know, you'd want to find who other coherent groups of friends in a social network.

A friend to all is a friend to none.

This is not a metaphor.

Can you tell us a little bit about the idea of community detection?

Enter the host of the network here.

Network Parameters

If you work this out this is 64 4, makes 68.

One, a renewed belief in the importance of community, and a very redefinition of what friend and neighbor really means.

A friend in hand is worth two in the bush!

My friend.

Friends in the area?

He's our friend!

Who are you?

Just friends?

A friend.