--- title: "#unsupervised-learning articles | Hashnode" description: "Explore 137 articles tagged #unsupervised-learning on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/unsupervised-learning" --- Tag # #unsupervised-learning 137 posts · 11 followers [Tharun](https://hashnode.com/@tharun-pandya) · [Aug 10](https://hashnode.com/posts/what-does-it-mean-for-a-machine-to-learn/6a79a5b966268148451b6f1c) ### [What Does It Mean For a Machine to "Learn"?](https://tharunpandya.hashnode.dev/what-does-it-mean-for-a-machine-to-learn?utm_source=hashnode&utm_medium=feed) Ever wondered how a machine actually learns? Learn the core idea behind ML using data, parameters, predictions, and simple real-world examples. 7 min read · [tharunpandya.hashnode.dev](https://tharunpandya.hashnode.dev/what-does-it-mean-for-a-machine-to-learn?utm_source=hashnode&utm_medium=feed) [Rishikant](https://hashnode.com/@rishiii2) · [Jun 28](https://hashnode.com/posts/unsupervised-learning-k-means-silhouette-scores-and-gaussian-anomaly-detection/6a41973d1259c395e230317d) ### [Unsupervised Learning: K-Means++, Silhouette Scores, and Gaussian Anomaly Detection](https://rishiii2.hashnode.dev/unsupervised-learning-k-means-silhouette-scores-and-gaussian-anomaly-detection?utm_source=hashnode&utm_medium=feed) Finding hidden structures in raw data: A deep dive into clustering algorithms and statistical outlier detection. 8 min read · [rishiii2.hashnode.dev](https://rishiii2.hashnode.dev/unsupervised-learning-k-means-silhouette-scores-and-gaussian-anomaly-detection?utm_source=hashnode&utm_medium=feed) [Berkan Sesen](https://hashnode.com/@berkansesen) · [Jun 12](https://hashnode.com/posts/lda-vs-pca-supervised-meets-unsupervised-dimensionality-reduction/6a2c3271d617a213c25a71ce) ### [LDA vs PCA: Supervised Meets Unsupervised Dimensionality Reduction](https://sesenai.hashnode.dev/lda-vs-pca-supervised-meets-unsupervised-dimensionality-reduction?utm_source=hashnode&utm_medium=feed) Compare PCA and Fisher's Linear Discriminant Analysis on the Iris dataset. Learn when unsupervised reduction fails, why labels matter, and the eigenvalue problem behind both methods. 13 min read · [sesenai.hashnode.dev](https://sesenai.hashnode.dev/lda-vs-pca-supervised-meets-unsupervised-dimensionality-reduction?utm_source=hashnode&utm_medium=feed) [Yejun Park](https://hashnode.com/@yejun) · [May 21](https://hashnode.com/posts/clustering-demystified-k-means-hierarchical-and-dbscan-explained-with-real-world-intuition/6a0f164cd8e265f60d22c6c9) ### [Clustering Demystified: K-Means, Hierarchical, and DBSCAN Explained with Real-World Intuition](https://yejunpark3.hashnode.dev/clustering-demystified-k-means-hierarchical-and-dbscan-explained-with-real-world-intuition?utm_source=hashnode&utm_medium=feed) Intuitive guide to clustering: learn K-Means, Hierarchical Clustering, and DBSCAN with real-world examples and visual intuition. 16 min read · [yejunpark3.hashnode.dev](https://yejunpark3.hashnode.dev/clustering-demystified-k-means-hierarchical-and-dbscan-explained-with-real-world-intuition?utm_source=hashnode&utm_medium=feed) [Divyajot Kaur](https://hashnode.com/@djk2004) · [Apr 22](https://hashnode.com/posts/understanding-types-of-machine-learning/69e90efdd5f8830e7d84b01b) ### [Part 3: Types of Machine Learning](https://ai-beginners-journey.hashnode.dev/understanding-types-of-machine-learning?utm_source=hashnode&utm_medium=feed) Understanding how machines learn from data using different approach 4 min read · [ai-beginners-journey.hashnode.dev](https://ai-beginners-journey.hashnode.dev/understanding-types-of-machine-learning?utm_source=hashnode&utm_medium=feed) [Shruti](https://hashnode.com/@skeptical) · [Apr 19](https://hashnode.com/posts/how-context-shapes-learning/69e4992bee84f66e94361fff) ### [How Context Shapes Learning](https://skeptical-machine-learning.hashnode.dev/how-context-shapes-learning?utm_source=hashnode&utm_medium=feed) Guidance vs. Discovery 4 min read · [skeptical-machine-learning.hashnode.dev](https://skeptical-machine-learning.hashnode.dev/how-context-shapes-learning?utm_source=hashnode&utm_medium=feed) [Vishal Uttam Mane](https://hashnode.com/@vishal-uttam-mane) · [Apr 14](https://hashnode.com/posts/supervised-vs-unsupervised-learning-in-real-applications/69ddbe6d217f5dfcbd896e6f) ### [Supervised vs Unsupervised Learning in Real Applications](https://vishal-uttam-mane-super-unsuper-learning.hashnode.dev/supervised-vs-unsupervised-learning-in-real-applications?utm_source=hashnode&utm_medium=feed) Understand the practical differences between supervised and unsupervised learning, and how each is applied in real-world AI systems. 4 min read · [vishal-uttam-mane-super-unsuper-learning.hashnode.dev](https://vishal-uttam-mane-super-unsuper-learning.hashnode.dev/supervised-vs-unsupervised-learning-in-real-applications?utm_source=hashnode&utm_medium=feed) [Rahul Sehrawat](https://hashnode.com/@rahulseh1998) · [Apr 12](https://hashnode.com/posts/unsupervised-learning-clustering-embeddings/69db3df4d4f8410694293ce5) ### [Unsupervised Learning, or Why Patterns Appear on Their Own](https://ai-zero-to-hero.hashnode.dev/unsupervised-learning-clustering-embeddings?utm_source=hashnode&utm_medium=feed) Nobody told you where the groups were at the party — but you could see them forming anyway. That's unsupervised learning. Clustering, similarity, and embeddings, told as one story. 10 min read · [ai-zero-to-hero.hashnode.dev](https://ai-zero-to-hero.hashnode.dev/unsupervised-learning-clustering-embeddings?utm_source=hashnode&utm_medium=feed) [Sami Thakur](https://hashnode.com/@Sami2804) · [Apr 2](https://hashnode.com/posts/machine-learning-introduction-a-beginner-s-guide/69cea9e00ff860b6de1e447e) ### [Machine Learning Introduction: A Beginner’s Guide](https://samithakur.hashnode.dev/machine-learning-introduction-a-beginner-s-guide?utm_source=hashnode&utm_medium=feed) Machine Learning algorithms does not rely on humans to which part to choose they derive it based on data provided to them It is a field of Artificial Intelligence where computers learn patterns from d 2 min read · [samithakur.hashnode.dev](https://samithakur.hashnode.dev/machine-learning-introduction-a-beginner-s-guide?utm_source=hashnode&utm_medium=feed) [Berkan Sesen](https://hashnode.com/@berkansesen) · [Mar 31](https://hashnode.com/posts/hidden-markov-models-when-clusters-have-memory/69cb6362b59631ef53faaaef) ### [Hidden Markov Models: When Clusters Have Memory](https://sesenai.hashnode.dev/hidden-markov-models-when-clusters-have-memory?utm_source=hashnode&utm_medium=feed) Learn Hidden Markov Models through the weather-umbrella analogy. Implement the Forward and Viterbi algorithms from scratch, then detect stock market regimes and compare HMMs with K-Means. 15 min read · [sesenai.hashnode.dev](https://sesenai.hashnode.dev/hidden-markov-models-when-clusters-have-memory?utm_source=hashnode&utm_medium=feed)