Data-Science on Sagar's Noteshttp://sagsan.com/tags/data-science/Recent content in Data-Science on Sagar's NotesHugoen-USTue, 04 Nov 2025 14:52:05 +0000Beyond Keywords: Unlock Smarter AI with Semantic Searchhttp://sagsan.com/writing/semantic-search-beyond-keywords/Tue, 04 Nov 2025 14:52:05 +0000http://sagsan.com/writing/semantic-search-beyond-keywords/Building semantic search with embeddings to retrieve relevant results beyond literal keyword matches.AI Powered Small-Business ChatBothttp://sagsan.com/writing/ai-small-business-chatbot/Mon, 03 Nov 2025 20:41:50 +0000http://sagsan.com/writing/ai-small-business-chatbot/Building a retrieval-augmented chatbot for small-business information and exploring where RAG helps—and where it does not.Building Snoop-Spearehttp://sagsan.com/writing/building-snoop-speare/Fri, 31 Oct 2025 16:52:50 +0000http://sagsan.com/writing/building-snoop-speare/Fine-tuning a small language model on Snoop Dogg and Shakespeare to explore data preparation, tokenization, and causal language modeling.