Day 10: Mutation Matters in C# Genetic Algorithms
In biological evolution, mutations are rare, random changes in DNA that introduce new traits. While many mutations are neutral or even harmful, some spark evolutionary leaps. In genetic algorithms, mutation serves the same purpose: injecting fresh variations into the population to avoid stagnation and premature convergence.
Without mutation, a genetic algorithm can easily fall into local optima—improving early on but plateauing before reaching the best solution. Mutation helps keep the algorithm dynamic, ensuring exploration continues even when the population becomes homogeneous.
Today, we explore how mutation works, its importance in the evolutionary process, and how to implement it in C#.
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Day 9: Using Genetic Algorithm’s Uniform Crossover in C#
So far, we’ve explored one-point and two-point crossover strategies, which split chromosomes at predefined positions. These methods are effective for maintaining gene sequence structure, but they can be limiting when diversity is crucial. Enter uniform crossover—a technique that treats each gene position independently, offering greater mixing and a finer-grained approach to recombination.
Today, we’ll implement uniform crossover in C#, compare it with other strategies, and explore when and why you should use it.
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Day 8: One Point or Two? How Crossover Shapes Genetic Diversity
In the evolutionary process, crossover is the mechanism by which parents pass on their traits to offspring. In genetic algorithms, crossover plays the same role, combining genes from two parent chromosomes to produce new solutions. How you implement crossover significantly impacts the algorithm’s ability to explore the search space and avoid premature convergence.
Today, we dive into crossover methods in C#, comparing one-point, two-point, and uniform crossover, and how each influences genetic diversity.
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Day 7: Putting It Together: Simulating Your First Genetic Algorthm Cycle in .NET
By now, you’ve learned the foundational components of genetic algorithms: chromosomes, genes, fitness functions, mutation, crossover, and selection. Today, it’s time to bring those elements together and run your first complete GA cycle using C# and .NET.
This post walks you through the structure of a single evolutionary loop—initialization, evaluation, selection, reproduction, and mutation—so you can simulate a working genetic algorithm and evolve real solutions.
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Day 6: Roulette, Tournaments, and Elites: Exploring Selection Strategies
Once you’ve calculated the fitness of each chromosome in your population, the next step in the genetic algorithm lifecycle is selection—deciding which chromosomes get to reproduce and which are left behind.
Selection strategies play a crucial role in balancing exploration (searching new areas of the solution space) and exploitation (refining known good solutions). Choosing the right strategy affects the convergence speed and the overall effectiveness of your genetic algorithm.
Today, we’ll explore the most common selection strategies: roulette wheel selection, tournament selection, and elitism. We’ll compare them and implement each one in C#.
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Day 5: Natural Selection in Software: Implementing Fitness Functions
In the natural world, organisms survive and reproduce based on their ability to adapt to their environment. This principle of natural selection is central to the effectiveness of genetic algorithms. In software, our analog to survival is fitness—a quantitative measurement of how well a solution performs.
Today, we focus on the role of fitness functions in guiding evolutionary progress in a genetic algorithm, and we’ll implement them in C# to evaluate and score candidate solutions effectively.
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Day 4: Designing Your First Chromosome Class in C#
Now that we’ve explored the concept of genes and chromosomes in the context of genetic algorithms, it’s time to write some real code. Today’s goal is to design a reusable, extensible Chromosome class in C# that can serve as the foundation for solving optimization problems using genetic algorithms.
We will not only model the chromosome itself, but also lay the groundwork for operations such as initialization, crossover, mutation, and evaluation. Think of this class as the central actor in your evolutionary simulation.
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Day 3: Understanding Chromosomes, Genes, and DNA in Code
At the heart of every genetic algorithm lies the concept of evolution, and at the heart of evolution lies DNA. For software developers, the equivalent building blocks are chromosomes and genes. If we want our applications to evolve solutions over time, we need a reliable way to encode, manipulate, and assess those building blocks in our C# programs.
Today, we’ll take a closer look at how we can represent chromosomes and genes in C#, how to choose the right data structures, and how to build a model that is both flexible and performant.
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Mechanical Minds and Human Folly: Why Fearin’ AI is More Foolish Than Fruitful
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Chris Woodruff
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June 4, 2025
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AI
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ai
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0 Comments
It has come to my attention recently that many good folks have grown anxious over this new contrivance known as Artificial Intelligence. They eye these ingenious machines with suspicion, fearing we might soon become servants to mechanical overlords. Please permit me to offer a few thoughts on this subject, not to dispel your apprehensions outright but rather to restore a measure of good sense and clear perspective.
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Day 2: Evolution in Code: The Core Concepts
At their core, genetic algorithms are built on five foundational principles that closely resemble biological evolution: 1. Genes and Chromosomes In biology, genes are units of information, and chromosomes are structured collections of those genes. In GAs, a chromosome is a single candidate solution, typically represented as an array, list, or string. Each gene in the chromosome represents one aspect …
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