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Questions tagged [social-graph]

27 questions
41
votes
4 answers

How do I visualize social networks with Python

I need to define a social network, analyze it and draw it. I could both draw it by hand and analyze it (calculate various metrics) by hand. But I would not like to reinvent the wheel. I have tried to use matplotlib, but I need to use it…
Mads Skjern
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5 answers

Difference between graph database: Neo4j & AllegroGraph

What is the difference between these two graph databases: Neo4j and AllegroGraph? Which is better for Java Web programming?
Erwin
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5
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1 answer

Social graph analysis. 60GB and 100 million nodes

Good evening, I am trying to analyse the forementioned data(edgelist or pajek format). First thought was R-project with igraph package. But memory limitations(6GB) wont do the trick. Will a 128GB PC be able to handle the data? Are there any…
Giannis H.
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2 answers

Mapping the link network between blogs using R?

I would like any advice on how to create and visualize a link map between blogs so to reflect the "social network" between them. Here is how I am thinking of doing it: Start with one (or more) blog home page and collect all the links on that…
Tal Galili
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4
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1 answer

how to, understanding Google Social Graph API?

i am trying to understand this google social graph api a bit and i get confused. Here is why: from what I've read i need to set up on my website a relationship in between users using XFN or more exactly adding information about that user into the…
Patrioticcow
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Comparing fan overlap between two Facebook pages

What's the best way to compare the fan overlap between two pages? For instance, if I were analyzing Coke and Pepsi, how could I find the: 1) Number of fans that like both pages 2) The demos of the fans that like both pages 3) The names of fans that…
Bill Mulligan
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3 answers

Twitter Data Mining: Degrees of separation

What ready available algorithms could I use to data mine twitter to find out the degrees of separation between 2 people on twitter. How does it change when the social graph keeps changing and updating constantly. And then, is there any dump of…
lprsd
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1 answer

Interactive network graph for my website?

I have a neo4j DB in my backend and I would like to display a subset of the graph to the user in a aesthetically pleasing and interactive fashion on the front-end. I'd like it to look quite compelling, close to how gephi does it, and so I need to…
Alexandr Kurilin
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3 answers

Problem obtaing profile pictures from Facebook Graph API

Have gotten the foundation in place, but now, finding myself wanting to play around with my application's user's profile pictures; I'm stumped....and have been for quite some hours... Firstly, my oauth_token / access_token is obtained, using the…
Morten Bergfall
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3 answers

how do you create a social graph?

this is a totally unfamiliar area for me. can anyone point me in the right direction on how to create a social graph and the best way to represent it? i'm building a website in C#/asp net and need to create a "friends" feature... is this type of…
ijjo
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2 answers

igraph edge between two vertices

I'm new to R and igraph and I was wondering if anybody can help me with the following. I want to find the edge weight between two vertices in a graph. My graph structure is defined by the normal ego (node1), alter (node2) and the weight of the edge…
newmathwhodis
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1
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1 answer

ConcurrentHashMap implementation and limitations

I have quite a large project to accomplish and I'm running into some dead ends. I wanted to see if the great community here had any suggestions. I have a large data set and I'm attempting to build a social graph. The data contains over 9.5 million…
Mojave Storm
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2 answers

Visualization of social network with assignment of colors to nodes

I want to visualize a social network with nodes and edges, with colors of nodes representing values of attributes. It will be nice if I can do it with tools in python (like networkx), but I am also open to other tools (like Gephi , graph-tools) .…
Siddharth Satpathy
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1 answer

Trust metrics and related algorithms

I'm trying to learn more about trust metrics (including related algorithms) and how user voting, ranking and rating systems can be wired to stiffle abuse. I've read abstract articles and papers describing trust metrics but haven't seen any actual…
Nick Gerakines
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facebook social graph - get events for a region (country/town)

Is it possible to get all events from facebook for a selected town without having a facebook user/page?
Aleksandrenko
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