Joche Ojeda
Decision Trees and Naive Bayes Classifiers
Decision Trees and Naive Bayes Classifiers Decision Trees Overview: Decision trees are a type of supervised learning algorithm used for classification and regression tasks. They work by breaking down a dataset into smaller subsets while at the same time developing an...
Machine Learning: History, Concepts, and Application
Exploring the Depths of Machine Learning: From Historical Roots to Modern Applications
Delve into the dynamic world of Machine Learning (ML), tracing its evolution from theoretical concepts to real-world applications. This insightful piece begins with a historical perspective, highlighting Alan Turing’s seminal 1950 paper and the development of foundational algorithms. It explores early use cases, such as Arthur Samuel’s checker-playing program, pioneering speech recognition at Carnegie Mellon University, and the advent of Optical Character Recognition (OCR) systems.
Discover how ML works, starting from data collection and preparation, through model selection and training, to eventual application in prediction and decision-making. The article simplifies these concepts, making them accessible to a broad audience. A practical example of an email spam detection system is presented, illustrating ML’s profound impact on our everyday lives.
This article serves as a comprehensive guide, offering insights into the journey of machine learning from its early days to its current status as a cornerstone of modern technology.
Divide and Conquer: Subtle Strategies for Supercharging Your Database Performance
Embark on a whimsical journey into the world of database table partitioning with our light-hearted yet informative guide, ‘Divide and Conquer.’ We delve into the intricate art of splitting large database tables into manageable partitions, unraveling how this clever strategy can significantly boost your database’s performance. With a sprinkle of humor and a dash of practical insights, this article illuminates the often-overlooked magic of partitioning in SQL Server and PostgreSQL. Whether you’re a seasoned database administrator or a curious novice, prepare to be entertained and educated on how partitioning can transform your data management experience
Understanding AI, AGI, ML, and Language Models
Explore the realms of Artificial Intelligence (AI) and its significant subsets: Machine Learning (ML), Language Models, and the concept of Artificial General Intelligence (AGI). This excerpt offers a concise overview of how these technologies interrelate and their impact on the advancement of smart machines and human-like cognitive abilities in AI systems.
AI stands as a vast domain focused on creating machines mimicking human intelligence. ML emerges as a pivotal component of AI, emphasizing data-driven learning and adaptive capabilities. Meanwhile, Language Models showcase the application of ML in processing and generating human language, a testament to the growing sophistication of AI tools.
The intriguing concept of AGI takes center stage as the potential future of AI, where AI systems may one day exhibit broad and flexible intelligence, akin to human cognition. This excerpt delves into these interwoven fields, shedding light on their current states and the aspirational goals shaping the future of artificial intelligence.
PostgreSQL Full-text search using “text search vectors”
Postgres Vector Search Full-text search in PostgreSQL is implemented using a concept called "text search vectors" (or just "tsvector"). Let's dive into how it works: Text Search Vectors (tsvector): A tsvector is a sorted list of distinct lexemes, which are words that...
Elastic Search
Elasticsearch is a distributed, RESTful search and analytics engine capable of solving a growing number of use cases. It is a technology that is part of the Elastic Stack, along with Logstash, and Kibana, collectively known as the ELK Stack. Elasticsearch is built on...