Pietro Mele
where else to find them
what they talk about
all 8 in the filters
where they keep going back
- Voxxed Days Luxembourg3 editions2023–2026
- Devoxx France2 editions2024–2026
- Berlin Buzzwords2 editions2025–2026
all 8 in the filters
on a stage with
all 5 in the filters
who talks about the same things
- Jon Handler10 talks
- Lucian Precup21 talks
- Seema Saharan8 talks
- Aswath Srinivasan7 talks
- Cédric Pelvet3 talks
- Ezequiel Lanza21 talks
| title | conference | date |
|---|---|---|
| The Real Cost of a Token: The Hidden Bill of Generative AI | Voxxed Days Luxembourg 2026 | 2026-06-18 |
Examines the real monetary and compute costs of tokens in generative AI, naming models and inference/serving infrastructure as the main cost drivers. Explains… | ||
| Reviving phonetic algorithms for better search relevance | Berlin Buzzwords 2026 | 2026-06-07 |
Reimplements century‑old phonetic encoders and benchmarks them against Levenshtein fuzziness on a huge French audiovisual index, finding phonetic matching cuts… | ||
| The Real Cost of a Token: the Hidden Bill of Generative AI | Devoxx France 2026 | 2026-04-22 |
The talk quantifies the environmental cost of generative AI beyond token or latency metrics, measuring energy (kWh), water use and e‑waste from model training… | ||
| Unlocking Next-gen Semantic Search With OpenSearch 3.x | OpenSearchCon Europe 2026 | 2026-04-16 |
OpenSearch 3.x demonstrates concrete recipes for billion‑scale vectors: GPU indexing via Cagra, Faiss and JVector engines, and HNSW/IVF ANN with Radial Search… | ||
| Behind the hype: managing billion-scale embeddings in Elasticsearch and OpenSearch | Voxxed Days CERN 2026 | 2026-02-10 |
Managing 1 billion embeddings in Elasticsearch and OpenSearch requires concrete tradeoffs: GPU + NVIDIA Cagra speeds up index building but a naive float32 ANN… | ||
| A Beginner’s Guide to Semantic Search | Voxxed Days CERN 2026 | 2026-02-10 |
Compares classic TF-IDF and BM25 lexical search with dense neural embeddings and shows concrete tradeoffs: lexical can be tuned but fails on vocabulary… | ||
| Building Next-gen Search With OpenSearch | OpenSearchCon North America 2025 | 2025-09-08 |
OpenSearch 3.x exposes agentic RAG: register a model (connector + model group), create a plan-execute-reflect agent with conversation index memory, and bind… | ||
| Hybrid search on hybrid models, at scale | Berlin Buzzwords 2025 | 2025-06-15 |
Extensible hybrid search runs on Elasticsearch multi-index architecture with OpenVINO inference, Spring Boot microservices and Kubernetes; Whisper… | ||
| Exploring Large Graphs at the Heart of the French National Audiovisual Ins. | Big Data & RPA Conference Europe 2024 | 2024-11-19 |
French INA metadata model uses a cultural‑heritage graph and powers ~60 million documents stored as relational rows, MongoDB fragments and Elastic indexes… | ||
| Home Assistant under surveillance | Voxxed Days Luxembourg 2024 | 2024-06-20 |
Home Assistant monitoring: how to keep a Home Assistant smart-home installation observable and reliable. Covers technologies for collecting and visualizing… | ||
| Implementing an open-source RAG with OpenSearch | OpenSearchCon Europe 2024 | 2024-05-06 |
An open-source RAG pipeline is implemented using Langchain for orchestration and OpenSearch as the vector store, with embeddings stored as 384-dimension… | ||
| Building Your Intelligent Assistant with Hugging Face and Elasticsearch | Devoxx France 2024 | 2024-04-17 |
Shows a concrete pipeline that crawls and indexes about 2,900 Devoxx talks into Elasticsearch, computes 1536‑dim dense embeddings plus sparse embeddings, and… | ||
| Set Up an Open Source RAG in 30 Minutes | Devoxx France 2024 | 2024-04-17 |
Shows building a complete open-source RAG pipeline in minutes using LangChain for prompt construction and inference orchestration, OpenSearch 2.8 connectors to… | ||
| Cloning ChatGPT with Hugging Face and Elasticsearch | DevFest Toulouse 2023 | 2023-11-16 |
Shows how to combine Hugging Face models and Elasticsearch to build powerful data-augmented retrieval and inference applications. Demonstrates prototypes that… | ||
| Cloning ChatGPT with Hugging Face and Elasticsearch | Voxxed Days Luxembourg 2023 | 2023-06-21 |
Elasticsearch (a search engine, NoSQL datastore and analytics engine) and Hugging Face (an open-source ML model platform) are combined to build powerful… | ||
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