--- title: Era of AI: Basics of Machine Learning | daily.dev description: A beginner-level introduction to machine learning covering the four main categories: supervised learning, unsupervised learning, recommender systems, and... canonical: https://daily.dev/posts/era-of-ai-basics-of-machine-learning-vaqbrgd4i twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Era of AI: Basics of Machine Learning | daily.dev og:description: A beginner-level introduction to machine learning covering the four main categories: supervised learning, unsupervised learning, recommender systems, and... og:url: https://daily.dev/posts/era-of-ai-basics-of-machine-learning-vaqbrgd4i og:image: https://api.daily.dev/og/posts/VAqbRGd4i.png og:image:alt: Era of AI: Basics of Machine Learning og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Era of AI: Basics of Machine Learning **[Medium](https://daily.dev/sources/medium_js)** · 3 min read · 1 upvotes · 0 comments ## Summary A beginner-level introduction to machine learning covering the four main categories: supervised learning, unsupervised learning, recommender systems, and reinforcement learning. Explains regression and classification algorithms with real-world examples like spam detection, fraud detection, and Google Lens. Briefly touches on unsupervised learning and clustering. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#machine-learning](https://daily.dev/tags/machine-learning), [#classification](https://daily.dev/tags/classification), [#unsupervised-learning](https://daily.dev/tags/unsupervised-learning) [View this post on daily.dev](https://daily.dev/posts/era-of-ai-basics-of-machine-learning-vaqbrgd4i) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Era of AI: Basics of Machine Learning","url":"https://daily.dev/posts/era-of-ai-basics-of-machine-learning-vaqbrgd4i","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/era-of-ai-basics-of-machine-learning-vaqbrgd4i"},"datePublished":"2026-07-23T05:10:50.347Z","dateModified":"2026-09-14T08:29:08.877Z","description":"A beginner-level introduction to machine learning covering the four main categories: supervised learning, unsupervised learning, recommender systems, and...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/c9ad5b367d2917de2809970f82ea9432?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/c9ad5b367d2917de2809970f82ea9432?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"Medium","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Medium","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/medium","url":"https://daily.dev/sources/medium_js"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/era-of-ai-basics-of-machine-learning-vaqbrgd4i","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"machine-learning,classification,unsupervised-learning","timeRequired":"PT3M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Medium","item":"https://daily.dev/sources/medium_js"},{"@type":"ListItem","position":3,"name":"Era of AI: Basics of Machine Learning"}]} ```