Click here to Skip to main content

Articles by pi19404 (Articles: 11, Technical Blogs: 11, Tip/Tricks: 4)

Articles: 11, Technical Blogs: 11, Tip/Tricks: 4

Articles
Technical Blogs
Tips and Tricks
Reference Articles
Projects

Average article rating: 4.76

Artificial Intelligence
Machine Learning	Multilayer Perceptron in Python 9 Oct 2014 Updated: 9 Oct 2014 Rating: 4.82/5 Votes: 6 Popularity: 3.75 Licence: CPOL Views: 81,250 Bookmarked: 10 Downloaded: 603 Please Sign up or sign in to vote. About single-hidden layer MLP
	MultiClass Logistic Classifier in Python 21 Sep 2014 Updated: 14 Jun 2023 Rating: 4.88/5 Votes: 7 Popularity: 4.12 Licence: CPOL Views: 71,460 Bookmarked: 24 Downloaded: 360 Please Sign up or sign in to vote. Supervised ML algorithm for multi-class classification
DevOps
Testing	Multi Class Logistic Regression Training and Testing 12 Aug 2014 Updated: 12 Aug 2014 Rating: 4.00/5 Votes: 1 Popularity: 0.00 Licence: CPOL Views: 16,801 Bookmarked: 0 Downloaded: 0 Please Sign up or sign in to vote. IntroductionIn this article we will look at training and testing of a Multi-class Logistic Classifier Logistic regression is a probabilistic, linear classifier. It is parametrized by a weight matrix $W$ and a bias vector $b$. Classification is done by projecting data points onto a set of hyperpl
General Programming
Algorithms	Gaussian Multivariate Distribution -Part 1 17 Aug 2014 Updated: 17 Aug 2014 Rating: 5.00/5 Votes: 1 Popularity: 0.00 Licence: CPOL Views: 9,913 Bookmarked: 5 Downloaded: 0 Please Sign up or sign in to vote. Multi Variate Gaussian Distribution - Part 1
Mathematics
	Dense Optical Flow Expansion Based On Polynomial Basis Approximation 23 Oct 2014 Updated: 23 Oct 2014 Rating: 0.00/5 Votes: 0 Popularity: 0.00 Licence: CPOL Views: 20,935 Bookmarked: 2 Downloaded: 0 Please Sign up or sign in to vote. Dense Motion Estimation based on Polynomial expansion IntroductionIn this article we will look at dense motion estimation based on polymonial repsentation of image.The polynomial basis representation of the image is obtained by approximating the local neighborhood of image us
Mobile Apps
Android	Android Touch Gestures Capturing Interface 23 Aug 2014 Updated: 2 Sep 2014 Rating: 4.68/5 Votes: 6 Popularity: 3.64 Licence: CPOL Views: 23,642 Bookmarked: 16 Downloaded: 0 Please Sign up or sign in to vote. In this article, we will look at unistrore gesture recognition for Android devices
Multimedia
Image Processing	Adaptive Skin Color Detection 18 Aug 2014 Updated: 18 Aug 2014 Rating: 4.68/5 Votes: 10 Popularity: 4.68 Licence: CPOL Views: 48,773 Bookmarked: 23 Downloaded: 1,478 Please Sign up or sign in to vote. In this article we will look at Adaptive Skin Color Detection technique described in the paper "An Adaptive Real-time Skin Detector Based on Hue Thresholding"
Programming Languages
C++	Markov chain implementation in C++ using Eigen 17 Aug 2014 Updated: 17 Aug 2014 Rating: 5.00/5 Votes: 2 Popularity: 1.51 Licence: CPOL Views: 29,075 Bookmarked: 8 Downloaded: 0 Please Sign up or sign in to vote. In this article we will look at markov models and its application in classification of discrete sequential data.
	Fast 2D Separable Symmetric/Anti-Symmmetric Convolution 17 Aug 2014 Updated: 17 Aug 2014 Rating: 0.00/5 Votes: 0 Popularity: 0.00 Licence: CPOL Views: 11,740 Bookmarked: 3 Downloaded: 0 Please Sign up or sign in to vote. In the article we will look at algorithm for Fast 2D Convolution.
Python	Logistic Classifier Overfitting and Regularization 3 Oct 2014 Updated: 3 Oct 2014 Rating: 0.00/5 Votes: 0 Popularity: 0.00 Licence: CPOL Views: 38,458 Bookmarked: 2 Downloaded: 0 Please Sign up or sign in to vote. In this article we will look at logistic classifier and how regularization affects the performance of the classifier.
	Discrete Fourier Transform For Frequency Analysis 12 Oct 2014 Updated: 12 Oct 2014 Rating: 5.00/5 Votes: 6 Popularity: 3.89 Licence: CPOL Views: 30,778 Bookmarked: 20 Downloaded: 485 Please Sign up or sign in to vote. In this article we will look at the basics of Discrete Fourier Transform and how it can be used as tool for frequency analysis of a signal

Average blogs rating: 4.68

All Topics
	A* Algorithm for Path Planning [Technical Blog] 7 Sep 2013 Updated: 7 Sep 2013 Rating: 5.00/5 Votes: 1 Popularity: 0.00 Licence: CPOL Views: 18,610 Bookmarked: 5 Downloaded: 0 Please Sign up or sign in to vote. Implementation of A* graph search algorithm for robotic path planning and navigation
	Integral Image for Mean and Variance Computation [Technical Blog] 17 Jan 2014 Updated: 17 Jan 2014 Rating: 0.00/5 Votes: 0 Popularity: 0.00 Licence: CPOL Views: 9,461 Bookmarked: 1 Downloaded: 0 Please Sign up or sign in to vote. Integral image for mean and variance computation
	Local Binary Pattern [Technical Blog] 19 Jan 2014 Updated: 19 Jan 2014 Rating: 0.00/5 Votes: 0 Popularity: 0.00 Licence: CPOL Views: 19,901 Bookmarked: 1 Downloaded: 0 Please Sign up or sign in to vote. In this article, we will look at the concept of Local Binary Pattern and computation of LBP image.
Desktop Programming
MFC	C++ static members and function [Technical Blog] 25 Nov 2013 Updated: 25 Nov 2013 Rating: 4.88/5 Votes: 4 Popularity: 2.94 Licence: CPOL Views: 32,760 Bookmarked: 2 Downloaded: 0 Please Sign up or sign in to vote. This article describes basic concepts of C++ Storage Access Specifiers.
LBP
	Uniform LBP Features and Spatial Histogram Computation [Technical Blog] 8 May 2014 Updated: 8 May 2014 Rating: 5.00/5 Votes: 2 Popularity: 1.51 Licence: CPOL Views: 16,020 Bookmarked: 2 Downloaded: 0 Please Sign up or sign in to vote. Uniform LBP Features and Spatial Histogram computation
OpenCV
	Robotic's Motion Planning and Navigation : Bug Algorithm [Technical Blog] 2 Sep 2013 Updated: 2 Sep 2013 Rating: 5.00/5 Votes: 1 Popularity: 0.00 Licence: CPOL Views: 24,002 Bookmarked: 9 Downloaded: 0 Please Sign up or sign in to vote. IntroductionIn the article we will look at implementation of bug 2 algorithm for motion planning Bug AlgorithmsThe aim of path planning algorithm is to complete a collision free path from initial to goal position. Bug algorithms are simplest type of path planning algorithms.
	Mean Shift Tracking [Technical Blog] 24 Sep 2013 Updated: 24 Sep 2013 Rating: 5.00/5 Votes: 3 Popularity: 2.39 Licence: CPOL Views: 21,231 Bookmarked: 3 Downloaded: 0 Please Sign up or sign in to vote. In this article we will look at the application of Mean Shift Tracking for color based tracking.
Programming Languages
C	Color Constancy: Gray World Algorithm [Technical Blog] 15 Sep 2013 Updated: 15 Sep 2013 Rating: 4.67/5 Votes: 2 Popularity: 1.40 Licence: CPOL Views: 51,769 Bookmarked: 9 Downloaded: 0 Please Sign up or sign in to vote. Color constancy is a mechanism of detection of color independent of light source. The light source many introduce color casts in captured digital images To solve the color constancy problem a standard method is to estimate the color of the prevailing light
C++	C++ Class Members and Friends [Technical Blog] 22 Nov 2013 Updated: 22 Nov 2013 Rating: 5.00/5 Votes: 5 Popularity: 3.49 Licence: CPOL Views: 8,650 Bookmarked: 5 Downloaded: 0 Please Sign up or sign in to vote. This article tells us how to grant access to its non public members by the use of friend mechanism.
	C++ Inheritance [Technical Blog] 25 Nov 2013 Updated: 25 Nov 2013 Rating: 2.67/5 Votes: 2 Popularity: 0.80 Licence: CPOL Views: 19,126 Bookmarked: 2 Downloaded: 0 Please Sign up or sign in to vote. This article describes basic concepts of C++ Inheritance mechanism.
	C++ Const, Volatile Type Qualifiers [Technical Blog] 23 Nov 2013 Updated: 23 Nov 2013 Rating: 4.89/5 Votes: 4 Popularity: 2.94 Licence: CPOL Views: 21,801 Bookmarked: 3 Downloaded: 0 Please Sign up or sign in to vote. This article describes basic concepts of C++ const and volatile type qualifiers.

Average tips rating: 4.94

Artificial Intelligence
Machine Learning	Git Subtree [Tip/Trick] 6 Oct 2014 Updated: 6 Oct 2014 Rating: 5.00/5 Votes: 1 Popularity: 0.00 Licence: CPOL Views: 14,121 Bookmarked: 3 Downloaded: 0 Please Sign up or sign in to vote. In this article we will look at how to use Git Subtree Tool to split a sub-directories of a project into separate project
Mobile Apps
Android	Compiling Native C/C++ library for Android [Tip/Trick] 20 Aug 2014 Updated: 20 Aug 2014 Rating: 5.00/5 Votes: 1 Popularity: 0.00 Licence: CPOL Views: 23,841 Bookmarked: 12 Downloaded: 217 Please Sign up or sign in to vote. This article describes the method to cross compile C/C++ library for Android OS
Programming Languages
Python	Python Project Documentation Using Sphinx [Tip/Trick] 6 Oct 2014 Updated: 6 Oct 2014 Rating: 0.00/5 Votes: 0 Popularity: 0.00 Licence: CPOL Views: 11,721 Bookmarked: 5 Downloaded: 0 Please Sign up or sign in to vote. The article illustrates tools and techniues that can be used for python code documentation
Web Development
HTML	Jekyll : A Static Website Generator [Tip/Trick] 7 Oct 2014 Updated: 7 Oct 2014 Rating: 4.82/5 Votes: 3 Popularity: 2.30 Licence: CPOL Views: 10,060 Bookmarked: 4 Downloaded: 54 Please Sign up or sign in to vote. In this article we will look at Jekyll a static site generator

Average reference rating:

No reference articles have been posted.

Average project rating:

No projects have been posted.

pi19404

Student IIT Bombay

India

This member has not yet provided a Biography. Assume it's interesting and varied, and probably something to do with programming.