2017-04-29
robotics-perception-systems
SLAM (Simultaneous Localization and Mapping) is one of the important practical areas in computer vision / robotics / image based modelling community. A SLAM system typically consists of a) …
2017-03-09
math-estimation-optimization
This post deals with generating random numbers given a CDF (Cumulative distribution function). CDF may be specified as an analytical function or as a table of values. We also assume that we …
2017-02-15
robotics-perception-systems
Download PPT - Google Docs
Vector of locally aggregated descriptors (VLAD) [1] is a simple and popular technique for computing a fingerprint of an image for place recognition. It basically …
2017-01-11
ai-ml-inference
RNN (Recurrent Neural nets) are used to model sequences. Unlike the usual feedforward nets which are stateless in terms on inputs, RNNs have memory. In particular, its inputs are the output …
2017-01-11
ai-ml-inference
Ian Goodfellow’s one of the popular works is the GAN (Generative Adversarial Networks). These networks basically can generate images (which look like real images). In the coming …
2017-01-05
robotics-perception-systems
Very often we come across indicator functions denoting class membership. These functions in their native form are neither continuous nor differentiable. I will describe a trick to convert …
2017-01-03
ai-ml-inference
I came across this tutorial series on Reinforcement Learning by Arthur Juliani: [WWW]
Fundamentals textbook : Reinforcement Learning: An Introduction - By Richard S. Sutton and Andrew G. …
2016-12-30
ai-ml-inference
Continuing further with Deep Learning, here I will briefly describe what I learned on convolutional network (CNN). If you understand the basics of a simple 2-layer network (fully connected) …
2016-12-22
systems-engineering-tooling
Often times one deals with long running programs and need a quick way to know when the program is finished or intermediate reporting. Simplest way is to email yourself the progress say …
2016-12-09
ai-ml-inference
Git Gist : https://gist.github.com/mpkuse/6f9dcd419effa707422eb2c5097f51b4
Deep Residual Nets (ResNets) from Microsoft Research has become one of the popular deep learning network …
2016-09-27
ai-ml-inference
There is a whole lot of literature on mapping data onto higher dimensional spaces. Another closely related and popular term is the kernel trick. See top publications of Prof. Bernhard …
2016-08-23
robotics-perception-systems
Came across this interesting paper which does feature matching (SIFT-like features) between images under a probabilistic formulation. The methods starts with all matches as inliers and as …