Machine Learning Learning Scenarios & Paradigms

Deep dives into Unsupervised Learning, Reinforcement Learning, Meta-Learning, Online Learning architectures with Python coding snippets.


A technical breakdown of heuristic-based unsupervised learning, RL reward structures, and the agility of online/meta-learning systems.




Categories

Unsupervised Learning

Discovering latent structures and identifying statistical outliers within unlabeled datasets through clustering and density estimation.

Beyond Labels: Implementing Unsupervised Anomaly Detection with Isolation Forest and LightGBM

Explore practical implementation of anomaly detection scheme with IsolationForest and automated feedback loops

Machine LearningData SciencePython

A practical deep dive into detecting irregular data patterns using unsupervised machine learning. This guide covers LLM Fine-tuning behind Isolation Forest, human-in-the-loop evaluation, and a full simulation of a fraud detection lifecycle using LightGBM.

Beyond Labels: Implementing Unsupervised Anomaly Detection with Isolation Forest and LightGBM

Kernel Labs | Kuriko IWAI | kuriko-iwai.com

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Beyond K-Means: A Deep Dive into Gaussian Mixture Models and the EM Algorithm

A deep dive into the core concepts of unsupervised clustering with practical application on customer data segmentation

Machine LearningData SciencePython

Unpack the probabilistic mechanics of Gaussian Mixture Models (GMM). From Jensen’s Inequality and log-likelihood maximization to soft assignment of latent variables, explore why the EM algorithm is the gold standard for modeling complex, non-spherical data distributions.

Beyond K-Means: A Deep Dive into Gaussian Mixture Models and the EM Algorithm

Kernel Labs | Kuriko IWAI | kuriko-iwai.com

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Reinforcement Learning

Optimizing agent decision-making policies through reward-based environmental feedback loops and Markov Decision Processes.

Deep Reinforcement Learning for Self-Evolving AI

Building self-learning systems

Machine LearningData SciencePython

Deep Reinforcement Learning (DRL) is a key component in AI, enabling algorithms to learn and adaptively improve through continuous feedback.

Deep Reinforcement Learning for Self-Evolving AI

Kernel Labs | Kuriko IWAI | kuriko-iwai.com

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Meta Learning

Engineering learning to learn frameworks that enable models to rapidly generalize to new tasks with minimal data overhead.

Scaling Generalization: Automating Flexible AI with Meta-Learning and NAS

Explore how adaptable neural networks handle few-shot learning

Deep LearningPython

Standard AI excels at specialization but fails at adaptation. This article explores the powerful synergy between Neural Architecture Search (NAS) and Meta-Learning, demonstrating how to automate the design of architectures specifically optimized for rapid learning. We walk through a practical implementation using MAML and RL-based controllers to solve few-shot animal classification tasks, proving that AI can learn to learn.

Scaling Generalization: Automating Flexible AI with Meta-Learning and NAS

Kernel Labs | Kuriko IWAI | kuriko-iwai.com

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Online Learning

Implementing incremental algorithms that ingest data streams in real-time, allowing for continuous model adaptation without retraining from scratch.

Online Learning in Action — Building Real-Time Stock Forecasting on Lakehouse

Explore best practices for balancing model stability and adaptation in non-stationary price streams

Deep LearningData SciencePython

Online learning is one of the learning scenarios in machine learning where the model is trained sequentially as new data arrives.

 Online Learning in Action — Building Real-Time Stock Forecasting on Lakehouse

Kernel Labs | Kuriko IWAI | kuriko-iwai.com

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Supervised Learning

Training the model on labeled data.

Mastering the Bias-Variance Trade-Off: An Empirical Study of VC Dimension and Generalization Bounds

How model complexity and data size impact generalization performance in machine learning

Machine LearningDeep LearningData SciencePython

While the bias-variance trade-off is a familiar hurdle in supervised learning, the Vapnik-Chervonenkis (VC) dimension offers the mathematical rigor needed to quantify a model's capacity.

This article evaluates the relationship between the VC dimension, VC bounds, and generalization error through empirical testing on synthetic datasets, demonstrating how theoretical limits translate to real-world model performance.

Mastering the Bias-Variance Trade-Off: An Empirical Study of VC Dimension and Generalization Bounds

Kernel Labs | Kuriko IWAI | kuriko-iwai.com

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