collective-intelligence

Which are the good open source libraries for Collective Intelligence in .net/java?

Or any open source project which utilize collective intelligence extensively?. ...

Way to infer the size of the userbase of a site from sampling taken usernames

I just had a clever idea (I think). Suppose you wanted to estimate the size of a userbase of a site which does not publicize this information. People are more likely to have acquired different usernames with different probabilities. For instance, if the username 'nick' doesn't exist on the system, it's likely to have an extremely small...

Algorithm for similarity (of topic) of news items

I want to determine the similarity of the content of two news items, similar to Google news but different in the sense that I want to be able determine what the basic topics are then determine what topics are related. So if an article was about Saddam Hussein, then the algorithm might recommend something about Donald Rumsfeld's business...

Looking for collective intelligence .Net / C# resources

Firstly, I realise that this is a very similar question to this one: http://stackoverflow.com/questions/345982/which-are-the-good-open-source-libraries-for-collective-intelligence-in-net-java ... but all the answers to that one were Java centric so I am asking again, this time looking more for .Net (idealy C#) ideas. A little backgroun...

Good Documentation for Learning Clucene?

Is there a good book or tutorial for setting up and using Cluence for beginners? ...

Python and Collective Intelligence

I'm currently reading a great book called 'Programming Collective Intelligence' by Toby Segaran (which i highly recommend) The code examples are all written in Python, and as I have already learnt one new language this year (graduating from VB.net to C#) i'm not keen to jump on another learning curve. This leaves my with the issue of t...

How does Collective Intelligence beat Experts' view?

I am interested in doing some Collective Intelligence programming, but wonder how it can work? It is said to be able to give accurate predictions: the O'Reilly Programming Collective Intelligence book, for example, says a collection of traders' action actually can predict future prices (such as corn) better than an expert can. Now we...

Data Mining, Statistics, Collective Intelligence and AI Algorithms Books and Programming Resources

In my effort to continuously improve myself, I decided to learn about Data Mining, Statistics, Collective Intelligence and AI Algorithms, and well, that sort of stuff. What are the free ebooks, and web resources ( tutorials, code) etc that I can use on? ...

How to create my own recommendation engine?

i am intrested in recommendation engines these days and i wanna improve myself in this area.I am currently reading Programming Collective Intelligence (i think this is the best book about this subject) from OReilly (just started).But i dont have any ideas how to implement engine(what i mean by no idea dont know how to start).Lets say i h...

How do I determine k when using k-means clustering?

I've been studying about k-means clustering, and one thing that's not clear is how you choose the value of k. Is it just a matter of trial and error, or is there more to it? ...

Recommendation system experimentation

I'm reading the book Programming Collective Intelligence and trying to apply what I've learned against the Northwind database. Though I'm not yet confident in my understanding of the algorithms presented, I'm starting to get an idea of the general concepts. Using the Northwind database, I'm attempting to show a list of "customers who b...

Correct way to write a Tokenizer in Lucene

Hi, I'm trying to analyze content of a Drupal database for collective intelligence purposes. So far I've been able to work out a simple example that tokenizes the various contents (mainly forum posts) and count tokens after removing stop words. The StandardTokenizer supplied with Lucene should be able to tokenize hostnames and emails b...

Media recommendation engine - Single user system - How to start

Hi guys, I want to implement a media recommendation engine. I saw a similar posts on this, but I think my requirements are bit different from those, so posting here. Here is the deal. I want to implement a recommendation engine for media players like VLC, which would be an engine that has to care for only single user. Like, it would ...

Meaning of Business Intelligence

The word "Intelligence" has two meanings: 1: the ability to learn, apply knowledge, or think abstractly. 2: a: information concerning an enemy or organization or group with the task of gathering such information. b: news or information of any kind. In the term Business Intelligence, which one is the meaning of Intelligence? 1 or 2? A...