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# Algorithms

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In this article we'll demonstrate the implementation of k-means clustering algorithm to produce recommendations.
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In this article, we'll discuss on how to use Intel C++ Compiler and OpenMP performance library to deliver a modern parallel code that implements an efficient parallel sorting algorithm
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Development in C# without care of resource consumption can lead to overloading the system. This article describes a case with large waste of memory and CPU time and how to avoid it.
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This article demonstrates the development of code in C# implementing famous k-means clustering algorithm to perform graphical raster image segmentation.

## Latest Articles

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Any deterministic game can be broken down to its core functionalities. By understanding them, one can implement fundamental algorithms such as Minimax (with alpha beta pruning), thus paving the way towards a better AI opponent.
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An unbalanced basic recursive Binary Search Tree for Excel VBA with functions (insert, search, delete, in order, pre-order, post-order, minimum, and maximum)
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This article instructs on how to implement a basic binary search tree using Excel VBA with insert, delete, search, traversal, minimum, and maximum. For a recursive answer please go to https://www.codeproject.com/Tips/1277790/A-Recursive-Binary-Search-Tree-For-VBA
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Computational classes and a GUI interface to illustrate usage

## All Articles

### Algorithms

19 Oct 2010
Simple parsing of VS_VERSIONINFO version information strings displayed in an XP-style file-properties "Version" tab
21 Jan 2014
A brief overview on mathematical implementations with programming language
4 Mar 2014
Basic tool for the translation of DNA
9 Aug 2016
Application for solving Bin Packing and Cutting Stock problem
21 Jun 2017
Implementation of a polynomial time algorithm searching Hamilton cycles in an undirected graph
10 May 2016
Principles of video analysis
13 Feb 2017
In this post, we learn about algorithms that help implement ML functions.
29 Sep 2013
Transfering subtitle synchronization from one subtitle file to another
27 Sep 2010
.NET 4 finally allows to define polymorphic extension visitors
14 May 2012
Make floating point equality and relation operators reliable based on a comparison epsilon value.
20 Jun 2012
This is an alternative for "Converting Postfix Expressions to Infix"
7 Jun 2016
14 Jun 2017
Introduces data clustering and the k-means++ algorithm
21 Sep 2017
Visualizing the Mandelbrot set using multiple threads of execution.
7 Jun 2012
A recursive algorithm to find all paths between communicating network nodes.
11 Aug 2010
Understanding of Example Based Machine Translation (EBMT) system and how to create your own using exisiting tools
20 Nov 2018
Find out approaches which you can use to improve runtime algorithms for zero-day threat detection
1 Dec 2010
A standard in-memory generic .NET queue that, when the configurable overflow limit is reached, will start using MSMQ as a backend to mitigate the issues with memory usage.
22 Mar 2015
The aim of this post is to give a short overview of the subject, summarizing basic concepts.
26 Apr 2016
How to choose the right data structure for a collection of elements
25 Dec 2016
In this article we'll demonstrate the implementation of k-means clustering algorithm to produce recommendations.
29 Aug 2017
This article demonstrates the development of code in C# implementing famous k-means clustering algorithm to perform graphical raster image segmentation.
27 Apr 2018
In this article, we will formulate and discuss CLOPE data mining clustering algorithm that allows to drastically increase the quality and efficiency of categorized data clustering and can be easily used for recommendation-specific purposes
30 Dec 2018
In this article, we will demonstrate how to compute full SVD of a given matrix A and discuss about the code in C++11 implementing the full SVD computation by using simple iteration and Jordan-Gaussian methods.
20 Nov 2017
In this article, we'll discuss on how to use Intel C++ Compiler and OpenMP performance library to deliver a modern parallel code that implements an efficient parallel sorting algorithm
20 Jul 2015
Hands on tutorial of implementing batch gradient descent to solve a linear regression problem in Matlab
13 Oct 2013
StrategyThe Strategy design pattern allows you to use multiple algorithms interchangeably.  One reason you might use a Strategy Pattern is to
26 May 2014
Solution of the Towers of Hanoi problem.
16 Dec 2010
Overcoming limitations of: Enhanced String Handling
26 Nov 2018
What performance can we get from C++17 parallel algorithms?
4 Oct 2017
A robust framework for complete implementation of Finite Element Analysis in VB.Net
21 Feb 2018
To optimize, or not to optimize, that is the question...
3 Jul 2012
Maintaining code with complex permissions tends to be difficult, because the code can be distributed across multiple classes. By embedding permissions directly on methods and properties within a class, code is reduced and maintainability is simplified.
3 Apr 2014
Using call stacks, rather than Regular Expression, to deconstruct mathematical formulae and calculate values.
17 Nov 2015
My deep dive into Rogue Wave’s CodeDynamics product was to address a challenge I had been facing since my college days: the debugging of a genetic algorithms (GA) application.
9 Mar 2011
This code performs a fuzzy C-means clustering and segmentation of color images, and can be used for feature extraction.
25 Nov 2018
An introduction to the SVM and the simplified SMO algorithm
7 Dec 2010
Build better schema for rapid data model prototyping.
7 Sep 2010
This article presents an algorithm and data structures to implement auto-tiling as seen in RPG Maker, the Starcraft level editor, etc.
14 Oct 2015
Project Scheduling Engine with recursive SQL common table expression
23 Dec 2014
Demonstration of automatic image stitching by interest point matching using the Accord and AForge.NET Frameworks
2 Dec 2014
In a previous article, we discussed how to perform the recognition of handwritten digits using Kernel Discriminant Analysis. In this article, we will discuss some techniques to do it using Kernel Support Vector Machines.
30 Dec 2015
A look at possible parallel-producer-consumer patterns. (Final Part)
10 Dec 2015
This article describes the C# implementation for a high-performance role-based access control list.
27 Oct 2015
A faster method for performing interval arithmetic
24 Nov 2014
Pyramidal Kanade Lucas optical flow tracker
10 Jul 2015
A framework for easily solving programming challenges from competitive coding sites
20 May 2014
3 Nov 2010
.NET delegates and Generics allow for an elegant implementation of the Command pattern.
21 Jun 2016
This tutorial will show you a good starting point for a WPF style framework which aims to make creating and maintaining Excel-worksheet-forms easier.
14 Jul 2016
Bubble Sort is great...and terrible at the same time.
20 Jun 2013
This article discusses the implementation and use of a fast alternative to dynamic_cast, Priori.
15 Nov 2010
One of the best methods for solving approximate string matching problem
30 Nov 2016
Running Theano with an Nvidia 1070 GPU on Windows 10, with CUDA 8 and Visual Studio 2015
30 Jan 2012
UI and code-behind is executed in different threads. Long running processes need asynchronous execution. This artice shows a way of doing this in a ViewModel approach.
28 Aug 2015
Development in C# without care of resource consumption can lead to overloading the system. This article describes a case with large waste of memory and CPU time and how to avoid it.
19 Jun 2012
CSHA1 - A C++ class implementation of the SHA-1 hash algorithm
20 Nov 2011
A C# implementation of the BLAKE hash algorithm.
17 Feb 2015
Educational software package for Microsoft Windows® 7/8 contains “5-in-1” School Math Calculators and Equation Solvers intended for students and educators
14 Aug 2015
This is an alternative for "Fastest method to trim all whitespace from Strings in .NET"
8 Feb 2015
How to apply GA techniques fo solving problems in VB.NET. The example shows how to create solutions for a 2D maze, which will evolve to find the shortest path between two points.
27 May 2014
31 Jul 2015
A circular array based lock-free queue with no memory allocation on the heap and no ABA problem
11 May 2011
Draws sets of tree nodes in a vertical way. Allows to Export an Image to SVG.
25 Sep 2012
This article show how we optimize a Primality Test for know if a number is prime or not, and also presents an algorithms (Sieve of Eratosthenes) for calculating the prime numbers for a numbers less than or equal a given numbers efficiently.
7 Sep 2016
An articial life algorithm that attempts to solve a problem by flying a swarm of entities through a range of possible solutions where each entity is guided by the performance of other members of the swarm
2 Feb 2011
Assembler and Simulator for Don Knuth's MIX Computer from The Art of Computer Programming.
8 Jun 2016
cobj is a preprocessor based generator for interface based polymorphism
4 Sep 2013
You would never want to use another photo editor in your AIO again
2 Oct 2010
A simple framework to perform morphology operations on binary images.
28 Aug 2016
Repository Pattern sample over Multiple Datasource or Resource on Domain Object Model
25 Jul 2011
11 Aug 2011
Informed search algorithms to solve Sudoku Samurai
24 Feb 2012
An introduction to numerical solver algorithms with general purpose demonstration code.
23 Apr 2013
How to teach a program to recognize something within a video stream.
26 Aug 2018
An Introduction to Logistic Regression
3 Nov 2016
Get Results with the Intel® Data Analytics Acceleration Library and the Latest Intel® Xeon Phi™ Processor
28 Aug 2015
Defining innovation beyond the limits of Chomsky
5 Sep 2015
Specify grammatical contexts
22 Jul 2017
An algorithm for sorting integers with a complexity less than O(n log (n))
20 Nov 2017
In this article, I'd like to show a simple algorithm for approximate pattern matching.
6 Nov 2012
Learn the Secrets of the Universe
22 Nov 2012
A Simple But Surprisingly Effective Random Number Generator
10 Jan 2017
The article presents idea and implementation of fundamental algorithms in image processing.
6 Nov 2014
Article presents the problem of the detection and cancelation of impulse noise in acoustic signals using an Exponentially Weighted Least Squares (EWLS) and next step error prediction analysis.
28 May 2018
Using swap etc. from generic code must be done properly. Here’s how to fix it for good.
6 Jan 2011
Some things we can do to make QuickSort more efficient
5 Oct 2010
One way to create a completely random encryption key, and sharing it with a client application
27 Nov 2018
Clarifying the use of multi-pass filter cutoff correction
4 Mar 2016
18 Aug 2014
Some suggestions of algorithms for solving the Pascal Triangle, addressing iterative, recursive and functional paradigms
7 Apr 2014
A small simulator for a 6 axis articulated robot
22 Apr 2013
Arbitrary precision calculations
24 Jan 2012
Removing noise from the Kinect Depth Frames in real-time using pixel filters and weighted moving average techniques.
27 Dec 2010
Pupil extraction from eye image using C#.
31 Jul 2012
How to calculate a reverbration time in a room
21 Aug 2012
Most programming resources are wrong when comparing linked-list to vector. Here you can read and understand how they are wrong and why linked-list is (mostly) to be avoided.
3 May 2016
A simple image binarization
10 Jun 2015
The algorithm presented by Radhakrishnan, et al., originally used to segment well logs for the oil industry, has been ported to C and C#.
21 Jun 2013
An algorithm which automatically generates circular mazes.
14 Nov 2012
A clean version of merge sort algorithm, implemented with classes and objects instead of the usual, unreadable big function.
12 Mar 2012
Simo Sort a New Sorting algorithm C++ Binary Value Numbers Sort Elements with Low Variance
30 Aug 2015
Best approach for have more secure channel to transfer user information throughout the web
21 Jul 2017
This article provides python code for random forest, one of popular machine learning algorithm in easy and simple way.
26 Apr 2018
Best Practice For Opinion and Text Mining Based on Naïve Bayesian Classifier. This article will explain complete and describe detail by detail and step by step computational matters.
13 Nov 2014
This article presents a Java example application that performs discrete wavelet transforms.
7 Feb 2019
Computational classes and a GUI interface to illustrate usage
15 Apr 2014
In this article I would like to discuss how you can find all non-simple paths from a starting node to an end node in a directed graph.
14 Aug 2015
15 Nov 2016
An eye-teaser to tease your eyes, see if you can beat it!
13 Oct 2013
A simple, portable yet efficient Quicksort implementation in C
21 Jan 2017
Encryption algorithm based on key self-mutation. Complete source code and samples.
29 Nov 2016
Adding tools to help estimate the correct delay and embedding dimension
29 Jan 2017
Demonstrate or refute a conclusion automatically from a series of premises
28 Nov 2017
An infinite set of biological shape fractals in the complex plain
31 Aug 2015
Efficient Quicksort methods for sorting arrays with lots of duplicate elements
22 Jan 2012
Implementation of Wikipedia’s “Naive Bayes classifier Algorithm”.
2 Feb 2012
ID3 Decision Tree Algorithm - Part 1 (Attribute Selection Basic Information)
7 Oct 2018
A graphical binary tree. Features: add, remove, or search for a node. Recursive algorithm has been used
28 Jul 2014
This article explains the concept of graph coloring and how to use graph coloring to solve Sudoku Puzzles.
5 Sep 2015
Usage of Linq and anonymous Methods help keep code briefly
18 May 2010
15 Jul 2018
Find the first number k divisible by given number n (extended approach)
13 Mar 2019U
Any deterministic game can be broken down to its core functionalities. By understanding them, one can implement fundamental algorithms such as Minimax (with alpha beta pruning), thus paving the way towards a better AI opponent.
2 Jan 2019
In this article, we introduce a framework in C# for fingerprint verification, we briefly explain how to perform fingerprint verification experiments and how to integrate your algorithms to the framework.
28 Nov 2014
Reliable transmission of bulk data over lossy connection without worrying about packets loss
1 Mar 2018
Many improvements over a pretty new and unknown very fast 2D Convex Hull algorithm and much more.
14 Jun 2018
How to use the Microsoft Interop/Automation to implement parallel research of a Microsoft Office file password.
14 Dec 2016
Graph intersection using map reduce and Akka
18 Feb 2014
This article presents one approach to increase the quality of rotation information gathered from different sensor sources using a simple sensor fusion algorithm, specifically on an Android device.
29 Oct 2013
A tutorial on basic data structures and JavaScript.
10 Jul 2016
Developing and implementation of algorithm for converting number from one to another positional number system
18 Jun 2012
Applications of abstract math theories to practice
23 Jan 2014
9 Sep 2018
Finding a fundamental Cycle Set forming a complete basis to enumerate all cycles of a given undirected graph
15 Dec 2018
Simple Linear Regression from scratch in Rust
10 May 2012
This is an alternative for "From one number system to another"
24 Apr 2016
Step by step walk-through with progressive versions of code downloads will take you from the basics of drawing on HTML5 Canvas while studying an interesting point-connecting algorithm.
26 Apr 2016
Adding more methods (select points, draw triangles, etc) which allow us to do some specialized drawing on the HTML5 Canvas so we can investigate the Calc Convex Hull algorithm.
27 Apr 2016
We learn how to generate random points (easy) and we enable functionality which allows the user to grab any point on the grid and move it around in real-time (see animated gif).
6 Feb 2018
Entry in the Artificial Intelligence and Machine Learning Contest. Here's how I learned / guessed how to find spam.
7 Aug 2014
This gives the optimal strategy to solve the famous Bridge Crossing Puzzle in generalized way.
11 Jul 2016
This article will surely give an idea how to develop a self-controlled, self-connected smart home/building.
15 Jun 2011
Sorting during data acquisition
25 Jun 2011
A C# code for solving eight queens puzzle using genetic algorithm
10 Jul 2014
30 Sep 2011
Using parallel implementations of SqlBulkCopy to achieve fast data transfer from a single XML source into multiple tables.
7 Nov 2012
The algorithm described herein is designed to implement sorting of variable length strings in O(n) time.
20 Oct 2012
Applying oil painting effect on an image.
7 May 2010
The following article describes C# implementation of various basic and advanced operations including some of the programming problems involving singly linked list
18 May 2010
Code illustrations of various string reversal algorithms in C#
24 Oct 2017
This article examines some of the use cases for memoization and shows that a tightly-coupled implementation does not scale well to new applications. It then presents a modular design for a C++ memoization framework that is generic, efficient and extensible to new applications.
27 Jul 2011
Solution to Finding Sophie puzzle
12 Aug 2012
Steiner problem solution.
28 Nov 2010
Engine in C# which generates Linq Expressions runtime based on simple scripts
23 Apr 2013
For beginners, Recursive introduction, Examples, Benefits and Defects. A part of Data structure.
20 Sep 2015
A software which provides user the option to create and send meeting minutes using template, mark attendees, create next followup meeting , assign tasks to people - all from a single consolidated screen.
24 Dec 2015
Helper functions to deal with the individual bits & digits, hashing and other
21 Feb 2016
String class with the auto. managed memory pool and performance tweaks + support modules
25 May 2016
Numbers (positive AND negative integral/fractional) to english/russian words
21 Jan 2013
How to manage state and simulate behavior against the system under test.
14 Jul 2013
8/15 puzzle using A* (A Star) algorithm.
3 Apr 2016
Leverage probabilistic data structures when dealing with large datasets
5 Jul 2016
2 years ago I went OCD on memcpy/memmove; and wrote over 140 variations (80,000 lines of code) of memmove; testing, disassembling, optimizing and benchmarking them on multiple machines. I never released the article or the code; until now! So I need to do it before I loose my mind!
3 Jun 2010
Highlights the differences in how you create an XOR network in Neuroph, Encog and JOONE
9 Apr 2015
An algorithm to classify whether text is gibberish or not, and an implementation in C# and Python.
14 Mar 2017
2 Dec 2016
How to implement B-Tree's searching, insertion and deletion in Java
11 Feb 2014
This project will give you the tools needed to compress and decompress files using the Deflate method of compression, and to read and write standard Zip files.
20 Nov 2014
Generality and efficiency of a semigroup in C++ are achieved by using an augmented B+ tree. Basic and advanced applications of such a semigroup are discussed.
26 Jan 2016
This article explains fast sequential summation algorithms through the comparison of two representations of a binary tree: a linked structure of nodes and an array.
1 Jun 2018
Comprehensive unit parsing library
2 Dec 2017
Library extending the .NET numeric support
6 Jul 2016
A coarse approach to operate huge integers.
15 Sep 2015
Smart pointers implementation in C
3 Aug 2016
F#-implementation of algorithm for incremental construction of minimal deterministic finite automata through adding and removing strings.
17 Jun 2012
This article provides a general algorithm and a C# implementation for converting expressions written in postfix or reverse Polish notation to infix.
21 Apr 2018
This article shows how to use Winforms, WPF and C# to create a File Explorer Clone with Tabs and an extremely fast parallel file search utility.
24 Feb 2019
An unbalanced basic recursive Binary Search Tree for Excel VBA with functions (insert, search, delete, in order, pre-order, post-order, minimum, and maximum)
27 Jan 2017
This short article provides a method of calculating nth binary palindrome using some math in C# code.
2 Jul 2015
This article explains 10 rules (steps) for replacing the recursive functions using stack and while-loop to avoid the stack-overflow.
26 Oct 2014
A 2D/3D force directed graph algorithm in C#
30 Dec 2010
Yet another implementation to enumerate files
4 Jan 2011
Finds the least common ancestor in a tree