Monthly Archives: October 2010

Least Squares Support Vector Machines and beyond

Wandering around in search for fresh ideas and nice code toolboxes, i’ve found this well of information : Least Squares Support Vector Machines. It can be used for non-linear classification, function estimation and density estimation. There are many links to … Continue reading

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Sparse nearest neighbor affinity matrix spectral clustering

Clustering large amount of data points is very expensive since one needs to manipulate large matrices and run sometimes On^2 and more computational complexity methods. It is possible to get around this problem by working with sparse matrices or, as … Continue reading

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Fast GPU SURF descriptor computation

It is common to start any image description algorithm in computer vision with local interest point extraction. One of classics is SIFT from David Low, while here we will speak about SURF from Tuytelaars. The problem is that with large … Continue reading

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Efficient large graph clustering

One of standard approaches to unidirected graph clustering is using spectral method of eigendecomposition. Such method requires you to manipulate full-sized affinity matrix encoding node similarites + carry out very expensive, both from memory and computation time (O(n^3) for direct), … Continue reading

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Fast Organization of Large Photo Collections using CUDA

Finally found an implementation of local interest point matching and RANSAC outlier elimination using epipolar constraint in CUDA/GPU! The code actually implements a system which permits to organize millions of photos by content. For this, authors implemented a whole pipeline … Continue reading

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Nixon vs Frost

Do you like tension in the boxing match, especially if it has something more than just bruises, defeat, victory and money they both can earn? May be political systems behind being collided? May be drastically different ideologies or even enemies? … Continue reading

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An unknown genre movie

Well, i thought that this is gonna be yet another cheap movie with nothing inside… yes, this one too but with few exceptions. I didn’t know when to laugh and when to stay serious waiting for yet another unexpected turn … Continue reading

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Today bomber airplane birthday

Ever wondered about when the first air bombing took place? Well, it is today on 8th October of 1914 when British pilots bombed German zeppelin factory. This day is believed to be a birthday of bombing aviation.

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Strange Thunderbird Mail Welcome image

What is that on the lower right corner of Thunderbird mail client welcome image? I don’t like the idea that this may be kind of a devil depiction in the software i use! Somebody knows where it comes from?

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Which is your favorite OS?

Easy question, right? My love is FreeBSD. Now they are on a release 8.1. Link Yes, it is not for the beginners but if you want rock solid system where you tuned what you need, you won’t regret afterwards. It … Continue reading

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