semantic-embeddings

Transform your documents into intelligent conversations. This open-source RAG chatbot combines semantic search with fine-tuned language models (LLaMA, Qwen2.5VL-3B) to deliver accurate, context-aware responses from your own knowledge base. Join our community!

It's a cache for text embeddings, but intelligent

Automated vertical short-form video assembly that matches each script sentence to stock footage via semantic embeddings, then stitches clips, voiceover, and styled subtitles into a finished video.

Hybrid multi-document summarization system using Sentence-Transformers and KMeans clustering for semantic topic extraction, followed by BART-based abstractive refinement. Fully containerized with FastAPI and Docker.

Official implementation of the paper: Giotis, A.P.; Papazis S; Nikou, C. "Query-Conditioned Multi-Token Attention for Re-Ranking in Segmentation-Free KWS". In Proceedings of the 14th International Workshop on Biometrics and Forensics (IWBF 2026), 1-6.

Probabilistic day-ahead LMP forecasting for 8–12 PJM zones using Temporal Fusion Transformer and a frozen semantic-embedding fusion branch. Produces P10/P50/P90 hourly forecasts, attention and variable-importance visualizations, and fusion-gate diagnostics.

Cognitive MRI of AI Conversations: Network analysis of ChatGPT conversation logs using semantic embeddings to reveal knowledge topology, community structure, and cross-domain bridges

Official implementation of the paper: Papazis, S.; Giotis, A.P.; Nikou, C. "Enhancing Keyword Spotting via NLP-Based Re-Ranking: Leveraging Semantic Relevance Feedback in the Handwritten Domain." Electronics 2025, 14, 2900.

collection of embedding services api

My Final Year Project - Embedding-based real estate CRM lead scoring system with Streamlit dashboard

Mapping the hidden geometry between Lean theorem statements, proof strategies, and retrieval-guided proof generation.