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	<title>#RAG | datacraft</title>
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	<link>https://datacraft.paris</link>
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	<title>#RAG | datacraft</title>
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	<item>
		<title>Neurons &#038; Peppers #3</title>
		<link>https://datacraft.paris/event/neurons-peppers-3/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=neurons-peppers-3</link>
		
		<dc:creator><![CDATA[datacraft]]></dc:creator>
		<pubDate>Wed, 18 Feb 2026 17:30:00 +0000</pubDate>
				<category><![CDATA[#AI]]></category>
		<category><![CDATA[#RAG]]></category>
		<category><![CDATA[Benchmarking]]></category>
		<category><![CDATA[Finance]]></category>
		<category><![CDATA[Research]]></category>
		<guid isPermaLink="false">https://datacraft.paris/?post_type=tribe_events&#038;p=17633</guid>

					<description><![CDATA[DragonLLM &#038; ILLUIN Technology ]]></description>
										<content:encoded><![CDATA[<p><strong>Neurons &amp; Peppers is THE state of the art AI research meetup in Paris!</strong></p>
<p>For this 3rd edition, we will dive into domain-specific modeling and RAG benchmarking !</p>
<p><em style="color: #000000; font-size: 16px;"><strong>The LLM Pro Finance Suite: Multilingual Large Language Models for Financial Applications<br />
</strong></em><span style="font-size: 14px; color: #000000;">by Raheel Qader, Head of R&amp;D and Gaëtan Caillaut, AI Researcher &#8211; DragonLLM.</span></p>
<p><strong style="color: #666666; font-size: 14px;">Abstract</strong><span style="color: #666666; font-size: 14px;">: </span><em style="color: #666666; font-size: 14px;">The financial industry&#8217;s growing demand for advanced natural language processing (NLP) capabilities has highlighted the limitations of generalist large language models (LLMs) in handling domain-specific financial tasks. To address this gap, we introduce the LLM Pro Finance Suite, a collection of five instruction-tuned LLMs (ranging from 8B to 70B parameters) specifically designed for financial applications. Our approach focuses on enhancing generalist instruction-tuned models, leveraging their existing strengths in instruction following, reasoning, and toxicity control, while fine-tuning them on a curated, high-quality financial corpus comprising over 50% finance-related data in English, French, and German [&#8230;]</em></p>
<p><span style="color: #666666; font-size: 14px;">Check out the full paper on <a style="color: #008000;" href="https://arxiv.org/abs/2511.08621" target="_blank" rel="nofollow noopener">Arxiv</a><br />
Check out the models on their HuggingFace collections:<br />
&#8211; <strong><a href="https://huggingface.co/collections/DragonLLM/llm-open-finance" target="_blank" rel="nofollow noopener"><span style="color: #008000;">LLM Open Finance</span></a></strong><strong> </strong> (open-source)<br />
&#8211; <span style="color: #008000;"><strong><a style="color: #008000;" href="https://huggingface.co/collections/DragonLLM/llm-pro-finance" target="_blank" rel="nofollow noopener">LLM Pro Finance</a></strong></span><br />
</span></p>
<hr />
<p><span style="color: #000000;"><em><strong>​ViDoRe V3: A Comprehensive Evaluation of Retrieval Augmented Generation in Complex Real-World Scenarios </strong></em></span><span style="color: #000000;">​<br />
by Quentin Macé et Antoine Edy, data scientists &#8211; ILLUIN Technology.</span></p>
<p><span style="color: #666666; font-size: 14px;"><strong>​Abstract:</strong> <em>Retrieval-Augmented Generation (RAG) pipelines must address challenges beyond simple single-document retrieval, such as interpreting visual elements (tables, charts, images), synthesizing information across documents, and providing accurate source grounding. Existing benchmarks fail to capture this complexity, often focusing on textual data, single-document comprehension, or evaluating retrieval and generation in isolation. We introduce ViDoRe v3, a comprehensive multimodal RAG benchmark featuring multi-type queries over visually rich document corpora. It covers 10 datasets across diverse professional domains, comprising ~26,000 document pages paired with 3,099 human-verified queries, each available in 6 languages [&#8230;]</em></span></p>
<p><span style="color: #666666; font-size: 14px;">​Check out the full paper on </span><a style="font-size: 14px;" href="https://arxiv.org/abs/2601.08620" target="_blank" rel="noopener">Arxiv</a><span style="color: #666666; font-size: 14px;"><br />
Test the benchmark yourself on their </span><span style="color: #008000;"><a style="font-size: 14px; color: #008000;" href="https://huggingface.co/vidore" target="_blank" rel="noopener">HuggingFace Space.</a></span></p>
<hr />
<div style="font-size: 14px;"><strong style="color: #666666; font-size: 14px;">​​Presentations (in english) will be followed by food &amp; drinks 🌶️</strong></div>
<div></div>
<div style="font-size: 14px;"><em><strong>You&#8217;re an AI researcher and want to take the stage to tell us about your latest paper ?👇<br />
</strong></em><span style="color: #008000;"><a style="color: #008000;" href="https://ekmj00824ij.typeform.com/to/EdPmAo9l " target="_blank" rel="nofollow noopener">Fill out the form and let us know about your project !</a></span></div>
<div style="font-size: 14px;">
<div></div>
<div></div>
<div class="catinliste" style="text-align: center;"><span style="color: #008000;"><a style="margin: auto; font-size: 20px; color: #008000;" href="https://luma.com/ehna1sny" target="_blank" rel="noopener tag">Registration</a></span></div>
</div>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>REX &#8211; Hackathon Château de Versailles</title>
		<link>https://datacraft.paris/event/rex-hackathon-chateau-de-versailles/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=rex-hackathon-chateau-de-versailles</link>
		
		<dc:creator><![CDATA[datacraft]]></dc:creator>
		<pubDate>Wed, 26 Nov 2025 17:30:00 +0000</pubDate>
				<category><![CDATA[#agenticRAG]]></category>
		<category><![CDATA[#DataAnalysis]]></category>
		<category><![CDATA[#DataCleaning]]></category>
		<category><![CDATA[#Graphs]]></category>
		<category><![CDATA[#RAG]]></category>
		<guid isPermaLink="false">https://datacraft.paris/?post_type=tribe_events&#038;p=17268</guid>

					<description><![CDATA[Présentation de plusieurs projets lauréats du Hackathon "Les Clefs de Versailles" et des choix techniques qui ont fait la différence pendant la compétition. ]]></description>
										<content:encoded><![CDATA[<p>Les 29 et 30 Septembre dernier, datacraft et le Château de Versailles organisaient un Hackathon dont l&#8217;objectif <strong><em>était de concevoir un chatbot capable de proposer le meilleurs parcours de visite à un utilisateur en fonction de ses envies et contraintes. </em></strong></p>
<p>Retrouvez plus d&#8217;informations sur le challenge ainsi que le jeu de données proposé aux participants sur ce <a href="https://github.com/datacraft-paris/2509-hackathon-clefs_de_Versailles">repo GitHub</a>.</p>
<h3>Exposé des solutions gagnantes</h3>
<p>Pour ce retour d&#8217;expérience, nous avons convié les 4 équipes lauréates à venir présenter et expliquer leurs solutions.</p>
<p>On y discutera notamment d&#8217;agents, de RAG, de graphes de connaissances &#8230; et de démos !</p>
<div class="catinliste" style="text-align: center;">
<a rel="tag" style="margin: auto; font-size: 20px" href="https://luma.com/lxshuqg1" target=_blank>Registration on Luma</a>
</div>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Neurons &#038; Peppers #2</title>
		<link>https://datacraft.paris/event/neurons-peppers-2/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=neurons-peppers-2</link>
		
		<dc:creator><![CDATA[datacraft]]></dc:creator>
		<pubDate>Wed, 12 Nov 2025 17:30:00 +0000</pubDate>
				<category><![CDATA[#agenticRAG]]></category>
		<category><![CDATA[#GenerativeAI]]></category>
		<category><![CDATA[#GraphNeuralNetworks]]></category>
		<category><![CDATA[#RAG]]></category>
		<category><![CDATA[#ResponsibleAI]]></category>
		<guid isPermaLink="false">https://datacraft.paris/?post_type=tribe_events&#038;p=17209</guid>

					<description><![CDATA[Vincent Coyette, InstaDeep - Annabelle Blangero, Ekimetrics - Jean Lelong, Ekimetrics]]></description>
										<content:encoded><![CDATA[<div class="inscription_main_div" style="margin-top: 0px;">
<p id="success_msg" class="hidden"><strong>Vincent Coyette</strong>, Research Engineer in Applied AI @ <a href="https://instadeep.com/">InstaDeep </a>&#8211; <strong>Jean Lelong</strong>, data scientist and <strong>Annabelle Blangero</strong>, lead of Responsible AI @ <a href="https://www.ekimetrics.com/fr">Ekimetrics</a>.</p>
</div>
<p><strong>Neurons &amp; Peppers is THE State of the art AI Research meetup<br />
in Paris! 🇫🇷</strong></p>
<p>For this second edition of <strong>N&amp;P hosted by Ekimetrics, </strong>we will dive into the following papers :</p>
<p><strong><em>Agentic RAG with Knowledge Graphs for Complex Multi-Hop Reasoning in Real-World Applications<br />
</em></strong>by <strong>Jean Lelong</strong>, data scientist and<strong> Annabelle Blangero,</strong> lead of Responsible AI @ <b>Ekimetrics</b>.</p>
<p><strong><em>Reinforcement Learning-based Train Rescheduling on Event Graphs</em></strong><br />
by <strong>Vincent Coyette</strong>, Research Engineer in Applied AI @ <b>InstaDeep</b>.</p>
<p><strong>​​Presentations (in english) will be followed by food &amp; drinks 🌶️</strong></p>
<div class="catinliste" style="text-align: center;"><a style="margin: auto; font-size: 20px;" href="https://luma.com/qrs1p8z6" target="_blank" rel="noopener tag">Registration on Luma</a></div>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Les clefs de Versailles &#8211; Agentic Hackathon au Château</title>
		<link>https://datacraft.paris/event/les-clefs-de-versailles-agentic-hackathon-au-chateau/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=les-clefs-de-versailles-agentic-hackathon-au-chateau</link>
		
		<dc:creator><![CDATA[datacraft]]></dc:creator>
		<pubDate>Mon, 29 Sep 2025 06:30:00 +0000</pubDate>
				<category><![CDATA[#GenAI]]></category>
		<category><![CDATA[#GenerativeAI]]></category>
		<category><![CDATA[#Hackathon]]></category>
		<category><![CDATA[#RAG]]></category>
		<guid isPermaLink="false">https://datacraft.paris/?post_type=tribe_events&#038;p=16173</guid>

					<description><![CDATA[Agentic Hackathon au Château]]></description>
										<content:encoded><![CDATA[<p class="nomenclature" style="display: none;">2504-Versailles-Ragathon</p>
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<p>Participez à un <strong>hackathon d’IA générative</strong> d’exception dans l’un des plus beaux lieux du patrimoine français : <strong>le château de Versailles</strong> !</p>
<p><strong><em>Les clefs de Versailles &#8211; Agentic Hackathon au Château</em></strong> est un challenge de 2 jours réunissant des ingénieurs et chercheurs experts dans les dernières technologies d’IA générative.<br />
Cette compétition vise à répondre à une problématique inhérente au Château : la difficulté pour les visiteurs de <strong>créer un parcours de visite personnalisé</strong> tant le nombre de lieux dits et d’informations présents sur le site sont importants.<br />
La période de la visite, sa durée, la météo, l’affluence, les horaires d’ouverture, le profil des visiteurs, leurs visites antérieures, la présence d’enfants, le budget : tous ces paramètres rendent la planification d’une visite difficile et couteuse en temps.<br />
Pour palier ce problème, les participants devront <strong>concevoir un système permettant de planifier un parcours à partir d’une requête en langage naturel</strong>. Ils s’appuieront sur les dernières technologies d’IA générative : <strong>RAG, Agents, MCP,</strong> … Libre à eux de mettre au point la solution la plus innovante.</p>
<p>Un jury d’exception annoncera les résultats dans la splendide <strong>salle des Croisades</strong>, où les prix seront remis aux équipes gagnantes.</p>
<p>Le nombre de places étant limité, toute inscription est soumise à validation par les équipes de datacraft. <strong><em>Seul le mail de confirmation de participation fait foi d’inscription</em></strong>.</p>
<p>Tous les participants validés recevront <strong>un pass</strong> de visite du Château en amont du challenge, pour permettre à chacun d’expérimenter la richesse et la complexité du lieu et ainsi mieux appréhender les défis liés à la planification d’une visite.</p>
<p>Inscrivez-vous vite !</p>
<p>**Informations pratiques : **</p>
<ul>
<li>52 participants &#8211; équipes de 4 personnes</li>
<li>Jour 1 : 8h30 – 20h, Jour 2 : 9h – 22h</li>
<li>Matériel personnel requis (ordinateurs, chargeurs).</li>
</ul>
<p>Des mentors experts seront présents pour accompagner les participants tout au long du hackathon &#8211; <a class="nIAHbkFFVPLJLbowytqQfPWpsWSECpfKtotE " tabindex="0" href="https://www.linkedin.com/company/illuin-technology/" target="_self" data-test-app-aware-link="">ILLUIN Technology</a>, <a class="nIAHbkFFVPLJLbowytqQfPWpsWSECpfKtotE " tabindex="0" href="https://www.linkedin.com/company/mistralai/" target="_self" data-test-app-aware-link="">Mistral AI</a>, <a class="nIAHbkFFVPLJLbowytqQfPWpsWSECpfKtotE " tabindex="0" href="https://www.linkedin.com/company/wavestone/" target="_self" data-test-app-aware-link="">Wavestone</a></p>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Enhancing performance of RAG systems with mathematical methods</title>
		<link>https://datacraft.paris/event/enhancing-performance-of-rag-systems-with-mathematical-methods/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=enhancing-performance-of-rag-systems-with-mathematical-methods</link>
		
		<dc:creator><![CDATA[datacraft]]></dc:creator>
		<pubDate>Wed, 05 Nov 2025 17:30:00 +0000</pubDate>
				<category><![CDATA[#agenticRAG]]></category>
		<category><![CDATA[#GenAI]]></category>
		<category><![CDATA[#GenerativeAI]]></category>
		<category><![CDATA[#RAG]]></category>
		<category><![CDATA[#RAGasaService]]></category>
		<guid isPermaLink="false">https://datacraft.paris/?post_type=tribe_events&#038;p=15546</guid>

					<description><![CDATA[Matthieu Olekhnovitch, CTO @laive.ai &#038; Florian Palmade, CEO @laive.ai]]></description>
										<content:encoded><![CDATA[<p class="nomenclature" style="display: none;">2511-Laive-BetterRAG</p>
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<p>​Le <strong>RAG</strong> rencontre encore des difficultés dans les environnements B2B complexes, notamment lorsqu’il s’agit de vastes bases de documents.</p>
<p>​En conséquence, <strong>les agents IA qui dépendent du RAG ne sont pas toujours fiables, et de nombreux utilisateurs ne leur font pas confiance.</strong></p>
<p>​C’est ce problème que <strong>Laive.ai</strong> a décidé d’aborder : améliorer les systèmes RAG afin d’accroître la pertinence des données d’entrée des agents IA.</p>
<p>​Le principal défi qu’ils traitent est la faible pertinence des segments de texte (chunks) récupérés lorsque la similarité est effectuée sur une base de documents très volumineuse, ce qui est fréquent dans les cas d’usage B2B.</p>
<p>​Lors de cet atelier, ils présenteront les différentes techniques de retrieval agentique sur lesquelles ils travaillent afin d’améliorer la fiabilité, et notamment:</p>
<p>&#8211; ​Différentes architectures selon le type de documents et les cas d’usage.<br />
​- Plus de métadonnées sauvegardées lors de l’ingestion / indexation des segments de documents.<br />
&#8211; ​Analyse des liens logiques entre les documents, afin de mieux comprendre la structure de la base documentaire (par exemple via des graphes).<br />
&#8211; ​Pré-filtrage des données embarquées avant la recherche<br />
​&#8230; et bien plus encore!</p>
<p>​Ils présenteront également plusieurs cas d’usage et les premiers tests qu’ils ont réalisés.</p>
<p>​En raison d&#8217;un nombre de places limité, les places sur site seront prioritairement allouées aux membres du club datacraft.</p>
]]></content:encoded>
					
		
		
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		<item>
		<title>Unlocking Vector Databases : Search and RAG with Vespa</title>
		<link>https://datacraft.paris/event/unlocking-vector-databases-search-and-rag-with-vespa/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=unlocking-vector-databases-search-and-rag-with-vespa</link>
		
		<dc:creator><![CDATA[datacraft]]></dc:creator>
		<pubDate>Wed, 04 Dec 2024 08:00:00 +0000</pubDate>
				<category><![CDATA[#GenAI]]></category>
		<category><![CDATA[#RAG]]></category>
		<category><![CDATA[#VectorSearch]]></category>
		<guid isPermaLink="false">https://datacraft.paris/?post_type=tribe_events&#038;p=12994</guid>

					<description><![CDATA[<p>Radu Gheorghe, software engineer at Vespa.ai &#38; Arne Henrik Juul, software engineer at Vespa.ai</p>]]></description>
										<content:encoded><![CDATA[            <div class="">

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<p>2412-Vespa-VectorSearch</p>
<p>In this workshop, we will dive in <strong>Vector Databases</strong> using <strong>Vespa</strong>, an open-source search engine and vector/tensor DB used in various major projects such as <strong>Spotify</strong> or <strong>Vinted</strong> recommandation system. The objective is to give participants tools to work on various <strong>use-cases form E-commerce search to recommendations and RAG</strong>.</p>
<p>The workshop is made of 6 main chapters :</p>
<ul>
<li><em>Introduction</em>: 10km view of the use-cases and anti-use-cases for Vespa and why. Lab will be centered around CRUD</li>
<li><em>Lexical Search</em>: query syntax, boolean clauses, ranking for product search</li>
<li><em>Grouping</em>: facets for data exploration on sales data and result diversification</li>
<li><em>Tensors</em>: use tensor math for recommendations and vector search on an E-commerce dataset</li>
<li><em>Hybrid Search</em>: generate embeddings on the fly; use RRF; implement RAG</li>
<li><em>Performance and scaling</em>: intro to how Vespa scales; typical performance bottlenecks</li>
</ul>
<p>Each chapter is composed of :</p>
<ul>
<li> a short introduction to the topic</li>
<li>a lab that will be solved in small groups, working on a pre-defined dataset</li>
<li>a debriefing with the large group</li>
<li>short wrap-up</li>
</ul>
<p><strong>Warning</strong> : Even though online attendance is opened for this event, we highly encourage participants to attend on site to get the most out of this event (participants will form groups and work together during the workshop).</p>
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		<item>
		<title>REX &#8211; GenAI in prod : practical tech &#038; product insight for delivering value with RAG</title>
		<link>https://datacraft.paris/event/rex-genai-in-prod-practical-tech-product-insight-for-delivering-value-with-rag/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=rex-genai-in-prod-practical-tech-product-insight-for-delivering-value-with-rag</link>
		
		<dc:creator><![CDATA[datacraft]]></dc:creator>
		<pubDate>Wed, 18 Sep 2024 15:30:00 +0000</pubDate>
				<category><![CDATA[#GenAI]]></category>
		<category><![CDATA[#GenerativeAI]]></category>
		<category><![CDATA[#Interview]]></category>
		<category><![CDATA[#LLM]]></category>
		<category><![CDATA[#RAG]]></category>
		<guid isPermaLink="false">https://datacraft.paris/?post_type=tribe_events&#038;p=11964</guid>

					<description><![CDATA[By François Paupier, Machine Learning Engineer]]></description>
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				<div class="et_pb_text_inner"><p><b>Speaker</b></p>
<ul>
<li><a href="https://x.com/fpaupier">François Paupier</a>, Machine Learning Engineer</p>
</li>
</ul>
<p><strong>Présentation REX : </strong></p>
<p>GenAI and especially large language models (LLMs) are reshaping the tech and AI ecosystem since ChatGPT release in nov 2022. Since then, an increasing number of organisations are sharing the weights of their pretrained and finetuned model with relatively permissive license. Among the use cases of LLM, the possibility to use them<strong> on top of a database of (un)structured documents to perform retrieval and synthesis for question answering with accurate semantics</strong> is booming &#8211; this is Retrieval Augmented Generation (RAG).</p>
<p>If it sounds promising, building a RAG-based solution that actually solves a user’s need is no easy task. On the tech side, <strong>choosing the appropriate models for embedding and generation, evaluating performances, and monitoring costs</strong> have no silver bullet solutions as of today and many machine learning engineer teams develop their own pipeline. Meanwhile, on the product side, <strong>articulating the unique value proposition of RAG and educating the market about its potential benefits and limitations</strong> remains a challenging task when handling data protection and dealing with hallucinations.<br />This meetup is a synthesis of interviewing several organisations, with various level of maturity in their LLM and RAG journey to gather insights and share with you actionnable tips you can leverage in building incredibly helpful products.</p>
<p><strong>Key Takeaways </strong></p>
<ul>
<li>Slides in pdf will be made available for free on the speaker twitter at the end of the talk @fpaupier.</li>
<li>Technical Challenges of RAG: we’ll review the complexities of selecting models, evaluating performance, and managing costs in the development of RAG-based solutions.</li>
<li>Product Strategy: we’ll share insights into defining the unique value proposition of RAG for your users and navigating the market&#8217;s learning curve.</li>
<li>Actionable Tips: we’ll distill the feedback of interviews with several C levels, tech lead and ML lead from various companies on their experiences in RAG implementation.</li>
</ul>
<div>
<p><strong>Prerequisites</strong></p>
<p>Basic understanding of LLM, and RAG advised. Ideally you got yours hands dirty trying to build or sell a user a RAG solution by yourself.</p>
<p><strong>More about François </strong></p>
</div>
<p>François Paupier is a senior machine learning engineer with a track record of assisting startups and fortune 500 companies in delivering AI solutions that address real user needs. François guided top governmental agencies on their GenAI adoption journey and deployed critical AI capabilities to public servants.</p></div>
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