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Perpetual Enigma

Notes from the Frontiers of Mathematics

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Tag: Object Recognition

Derandomization Of RANSAC

February 15, 2013November 1, 2013 ~ Prateek Joshi ~ 2 Comments

Let's say you are a clothes designer and you want to design a pair of jeans. Since you are new to all this, you go out and collect a bunch of measurements from people to see how to design your jeans as far as sizing is concerned. One aspect of this project would be to … Continue reading Derandomization Of RANSAC

Principal Component Analysis

September 21, 2012November 4, 2013 ~ Prateek Joshi ~ 1 Comment

Principal Component Analysis (PCA) is one of most useful tools in the field of pattern recognition. Let's say you are making a list of people and collecting information about their physical attributes. Some of the more common attributes include height, weight, chest, waist and biceps. If you store 5 attributes per person, it is equivalent … Continue reading Principal Component Analysis

Augmented Reality

August 2, 2012August 14, 2012 ~ Prateek Joshi ~ Leave a comment

Augmented Reality (AR) has been one of the most exciting fields to have come into prominence in the last few years. Back when people starting working aggressively on computer graphics, great innovations took place. Today, we have 3D movies with high end computer graphics, but it is still on the screen inside our machines. People … Continue reading Augmented Reality

How Do We Recognize Objects?

July 19, 2012July 14, 2014 ~ Prateek Joshi ~ 3 Comments

Look around and you will see a lot of day to day objects. You recognize them almost instantaneously and involuntarily. You don't have to wait for a few minutes after looking at a table to understand that it is in fact a table. Machines, on the other hand, find it very difficult to do this … Continue reading How Do We Recognize Objects?

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