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Weaviate Podcast

Latest episodes

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Dec 18, 2023 • 1h 15min

Self-Driving Databases with Andy Pavlo: AI-Native Databases #1

Hey everyone! Thank you so much for watching the first episode of AI-Native Databases with Andy Pavlo! This was an epic one! We began by explaining the "Self-Driving Database" and all the opportunities to optimize DBs with AI and ML at both the low-level, as well as how we query and interact with them. We also discussed new opportunities with DBs + LLMs, such as bringing the data to the model (such as ROME, MEMIT, GRACE), in addition to bringing the model to the data (such as RAG). We also discuss the subjective "opinion" of these models and many more! I hope you enjoy the podcast! As always we are more than happy to answer any questions or discuss any ideas you have about the content in the podcast! This one means a lot to me. Andy Pavlo's CMU DB course was one of the most impactful resources in my personal education, and I love the vision for the future outlined by OtterTune! It was amazing to see Etienne Dilocker featured in the ML for DBs, DBs for ML series at CMU. I am so grateful to Andy for joining the Weaviate Podcast! Links: CMU Database Group on YouTube: https://www.youtube.com/@CMUDatabaseGroup/videos Self-Driving Database Management Systems - Pavlo et al. - https://db.cs.cmu.edu/papers/2017/p42-pavlo-cidr17.pdf Database of Databases: https://dbdb.io/ Generative Feedback Loops: https://weaviate.io/blog/generative-feedback-loops-with-llms Weaviate Gorilla: https://weaviate.io/blog/weaviate-gorilla-part-1 Chapters 0:00 AI-Native Databases 0:58 Welcome Andy 1:58 Bob’s overview of the series 3:20 Self-Driving Databases 8:18 Why isn’t there just 1 Database? 12:46 Collaboration of Models and Databases 20:05 LLM Schema Tuning 23:44 The Opinion of the System 28:20 PyTorchDB - Moving the Data to the Model 33:30 Database APIs 38:15 Learning to operate Databases 42:54 Vector DBs and the DB Hype Cycle 51:38 SQL in Weaviate? 1:07:40 The Future of DBs 1:14:00 Thank you Andy!
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Dec 14, 2023 • 55min

Weaviate 1.23 Release Podcast with Etienne Dilocker!

Hey everyone! Thank you so much for watching the Weaviate 1.23 Release Podcast with Weaviate Co-Founder and CTO Etienne Dilocker! Weaviate 1.23 is a massive step forward for managing multi-tenancy with vector databases. For most RAG and Vector DB applications, you will have an uneven distribution in the # of vectors per user. Some users have 10k docs, others 10M+! Weaviate now offers a flat index with binary quantization to efficiently balance when you need an HNSW graph for the 10M doc users and when brute force is all you need for the 10k doc users! Weaviate also comes with some other "self-driving database" features like lazy shard loading for faster startup times with multi-tenancy and automatic resource limiting with the GOMEMLIMIT and other details Etienne shares in the podcast! I am also beyond excited to present our new integration with Anyscale (@anyscalecompute)! Anyscale has amazing pricing for serving and fine-tuning popular open-source LLMs. At the time of this release we are now integrating the Llama 70B/13B/7B, Mistral 7B, and Code Llama 34B into Weaviate -- but we expect much further development with adding support for fine-tuned models, the super cool new function calling models Anyscale announced yesterday. and other model such as Diffusion and multimodal models! Chapters 0:00 Weaviate 1.23 1:08 Lazy Shard Loading 8:20 Flat Index + BQ 33:15 Default Segments for PQ 38:55 AutoPQ 42:20 Auto Resource Limiting 46:04 Node Endpoint Update 47:25 Generative Anyscale Links: Etienne Dilocker on Native Multi-Tenancy at the AI Conference in SF: https://www.youtube.com/watch?v=KT2RFMTJKGs Etienne Dilocker in the CMU DB Series: https://www.youtube.com/watch?v=4sLJapXEPd4 Self-Driving Databases by Andy Pavlo: https://www.cs.cmu.edu/~pavlo/blog/2018/04/what-is-a-self-driving-database-management-system.html
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Nov 29, 2023 • 56min

Rudy Lai on Tactic Generate - Weaviate Podcast #78!

Hey everyone! Thank you so much for watching the 78th episode of the Weaviate podcast featuring Rudy Lai, the founder and CEO of Tactic Generate! Tactic Generate has developed a user experience around applying LLMs in parallel to multiple documents, or even folders / collections / databases. Rudy discussed the user research that lead the company to this direction and how he sees the opportunities in building AI products with new LLM and Vector Database technologies! I hope you enjoy the podcast, as always more than happy to answer any questions or discuss any ideas you have about the content in the podcast! Learn more about Tactic Generate here: https://tactic.fyi/generative-insights/ Weaviate Podcast #69 with Charles Pierse: https://www.youtube.com/watch?v=L_nyz1xs9AU Chapters 0:00 Welcome Rudy! 0:48 Story of Tactic Generate 7:45 Finding Common Workflows 19:30 Multiple Document RAG UIs 26:14 Parallel LLM Execution 32:40 Aggregating Parallel LLM Analysis 38:25 Pretty Reports 44:28 Research Agents
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Nov 20, 2023 • 50min

RAGAS with Jithin James, Shahul Es, and Erika Cardenas - Weaviate Podcast #77!

Hey everyone, thank you so much for watching the 77th Weaviate Podcast on RAGAS, featuring Jithin James, Shahul ES, and Erika Cardenas! RAGAS is one of the hottest rising startups in Retrieval-Augmented Generation! RAGAS began it's journey with the RAGAS score, a matrix of evaluations for generation and retrieval. Generation evaluated on Faithfulness (is the response grounded in the context) as well as Relevancy (is the response useful). Retrieval is then evaluated on Precision (How many of the search results are relevant to the question?) and Recall (How many of the relevant search results are captured in the retrieved results?). Now, the super novel thing about this is that an LLM is used to determine these metrics. So we circumvent painstaking manual labeling effort with the RAGAS score! This podcast dives into the development of the RAGAS score as well as how RAG application builders should think about the knobs to tune for optimizing their RAGAS score: embedding models, chunking strategies, hybrid search tuning, rerankers, ... ?!? We also discussed tons of exciting directions for the future such as fine-tuning smaller LLMs for these metrics, agents that use tuning APIs, and long context RAG! Check out the docs here for getting started with RAGAS! https://docs.ragas.io/en/latest/getstarted/index.html#get-started Chapters 0:00 Welcome Jithin and Shahul! 0:44 Welcome Erika! 0:56 RAGAS, Founding Story 2:38 Weaviate + RAGAS integration plans 4:44 RAG Knobs to Tune 25:50 RAG Experiment Tracking 34:52 LangSmith and RAGAS 38:55 LLM Evaluation 40:25 RAGAS Agents 44:00 Long Context RAG Evaluation
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Nov 14, 2023 • 59min

Patrick Lewis on Retrieval-Augmented Generation - Weaviate Podcast #76!

Hey everyone, I am SUPER excited to present our 76th Weaviate Podcast featuring Patrick Lewis, an NLP Research Scientist at Cohere! Patrick has had an absolutely massive impact on Natural Language Processing with AI and Deep Learning! Especially notable for the current climate in AI and Weaviate is that Patrick is the lead author of the original "Retrieval-Augmented Generation" paper!! Patrick has contributed to many other profoundly impactful papers in the space as well such as DPR, Atlas, Task-Aware Retrieval with Instruction, and many many others! This was such an illuminating conversation, here is a quick overview of the chapters in the podcast! 1. Origin of RAG - Patrick explains the build-up that lead to the RAG paper, AskJeeves, IBM Watson, conceptual shift to retrieve-read in mainstream connectionist approaches to AI. 2. Atlas - Atlas shows that a much smaller LLM when paired with Retrieval-Augmentation can still achieve competitive few-shot and zero-shot task performance. This is super impactful because this few-shot and zero-shot capability has been a massive evangelist for AI broadly, and the fact that smaller Retrieval-Augmented models can do this is massive for the economically unlocking these applications. Teasing apart some architectural details of RAG: 3. Fusion In-Decoder - Interesting encoder-decoder transformer design in which each document + the query is encoded separately, then concatenated and passed to the LM. 4. End-to-End RAG - How to think about jointly training an embedding model and an LLM augmented with retrieval? 5. Query Routers - How to route queries from say SQL or Vector DBs? (More nuance on this later with Multi-Index Retrieval) 6. ConcurrentQA - Super interesting work on the privacy of multi-index routers. For example, if you ask "Who is the father of our new CEO" - this may reveal the private information of the new CEO with the public query of their father. 7. Multi-Index Retrieval 8. New APIs for LLMs 9. Self-Instructed Gorillas 10. Task-Aware Retrieval with Instructions 11. Editing Text, EditEval and PEER 12. What future direction excites you the most? Links: Learn more about Patrick Lewis: https://www.patricklewis.io/ Retrieval-Augmented Generation for Knowledge-Intensive NLP Tasks: https://arxiv.org/abs/2005.11401 Atlas: https://arxiv.org/pdf/2208.03299.pdf Fusion In-Decoder: https://arxiv.org/pdf/2007.01282.pdf Chapters 0:00 Welcome Patrick Lewis! 0:36 Origin of RAG 5:20 Atlas 10:43 Fusion In-Decoder 17:50 End-to-End RAG 27:05 Query Routers 32:05 ConcurrentQA 37:30 Multi-Index Retrieval 40:05 New APIs for LLMs 41:50 Self-Instructed Gorillas 44:35 Task-Aware Retrieval with Instructions 52:00 Editing Text, EditEval and PEER 55:35 What future direction excites you the most?
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Nov 8, 2023 • 50min

Tanmay Chopra on Emissary - Weaviate Podcast #75!

Hey everyone! Thank you so much for watching the 75th Weaviate Podcast featuring Tanmay Chopra! The podcast details Tanmay's incredible career in Machine Learning from Tik Tok to Neeva and now building his own startup, Emissary! Tanmay shared some amazing insights into Search AI such as how to process Temporal Queries, how to think about diversity in Retrieval, and Query Recommendation products! We then dove into the opportunity Tanmay sees in fine-tuning LLMs and knowledge distillation that motivated Tanmay to build Emissary! I thought Tanmay's analogy of GPT-4 to 3D printers was really interesting, tons of great nuggets in here! I really hope you enjoy the podcast, as always more than happy to answer any questions or discuss any ideas with you related to the content in the podcast! Chapters 0:00 Welcome Tanmay! 0:23 Early Career Story 2:02 Tik Tok 4:10 Neeva 8:45 Temporal Queries 11:40 Retrieval Diversity 17:22 Query Recommendation 23:20 Emissary, starting a company! 30:20 A Simple API for Custom Models 35:42 GPT-4 = 3D Printer?
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Nov 7, 2023 • 57min

Simba Khadder on FeatureForm - Weaviate Podcast #74!

Hey everyone! Thank you so much for watching the 74th Weaviate Podcast feature Simba Khadder, the CEO and Co-Founder of FeatureForm! To begin, "features" broadly describe the inputs to machine learning models that they use to produce outputs, or predictions. Feature stores orchestrate the construction of features, whether that be transformations for tabular machine learning models such as XGBoost, to chunking for vector embedding inference, and now features for LLM inference in RAG. Right out of the gate, Simba really opened my eyes to the role that feature engineering plays in RAG. Further touching on this at the very end under the "Exciting future for RAG with Features" chapter, Simba further describes how we can use more advanced features to provide better context to LLMs. In addition to these insights on RAG, there are so many nuggets in the podcast, Simba is a world class professional when it comes to building distributed systems, production scale recommendation systems, and more! I learned so much from chatting with Simba, I hope you enjoy listening to the podcast! As always we are more than happy to answer any questions or discuss any ideas you have about the content in the podcast! FeatureForm: https://www.featureform.com/ Highly Recommend!! Simba Khadder at the CMU DB Seminar series: https://www.youtube.com/watch?v=ZsWa6XiBc-U FeatureForm and Weaviate demo! https://docs.featureform.com/providers/weaviate Chapters 0:00 Simba Khadder 0:35 RAG and Feature Stores 4:30 Experience building Recommendation Systems 9:47 The End-to-End Feature Lifecycle 15:08 Virtual Feature Store Orchestration 26:45 RAG Evaluation 31:27 Feature Engineering 34:15 LLM Tuning and Features 39:55 Streaming Features 51:15 Data Drift Detection 54:20 Exciting future for RAG with Features
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6 snips
Nov 6, 2023 • 52min

Charles Packer on MemGPT - Weaviate Podcast #73!

Charles Packer, lead author of MemGPT at UC Berkeley, discusses the concept of explicit memory management in GPT models, the use of prompts to handle memory limitations, interrupts in retrieval augmented generation (RAG), achieving ideal running speed in high parameter models, fine-tuning MemGBT for long conversations, search actions pagination, role-playing language models, and the future integration of memory in chatbot platforms.
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Nov 1, 2023 • 50min

Madelon Hulsebos on Tabular Machine Learning - Weaviate Podcast #72!

Hey everyone! Thank you so much for watching the 72nd episode of the Weaviate Podcast with Madelon Hulsebos!! Madelon is one of the world's experts on Machine Learning with Tables and Tabular-Structured Data, this was such an eye-opening conversation! We discussed all sorts of topics from the relationship of tabular data and embeddings, to searching through tables, semantic joins, more complex Text-to-SQL, using machine learning for query execution, using tabular data in search and recommendation reranking, and many more! This was easily one of the most knowledge packed episodes of the Weaviate podcast so far, please don't hesitate to leave any questions or ideas you have related to the content discussed! You can learn more about Madelon's incredible research career and publications / talks here: https://www.madelonhulsebos.com/! Papers such as GitTables are listed here! Another nice nugget form the podcast - Madelon introduced me to the BIRD-SQL benchmark which really expanded my understanding of Text-to-SQL (https://arxiv.org/pdf/2305.03111.pdf. Chapters 0:00 Welcome Madelon! 0:58 Tabular Data and Embeddings 3:10 Tabular Representation Learning 5:48 Semantic Type Detection 9:50 Pandas as an LLM Tool 11:52 Table-Based Question Answering and Text-to-SQL 19:35 Joins with Machine Learning 21:38 Query Execution with Machine Learning 22:45 Graph Neural Networks 24:07 XGBoost 28:28 Merging Tables 32:10 Fact Representation 35:50 GPT-4V and Tables 39:00 Metadata in Embeddings 42:45 Table Retrieval in Weaviate 46:25 Exciting future directions!!
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Oct 26, 2023 • 56min

Vibs Abhishek on Alltius AI - Weaviate Podcast #71!

Hey everyone! Thank you so much for watching the 71st Weaviate Podcast with Vibs Abhishek! Vibs is the CEO and Founder of Alltius AI, as well as a professor at UC Irvine business school! In order to tame the somewhat chaotic emerging landscape of RAG and LLM applications, Alltius has settled on 3 core pillars of Knowledge, Skills, and Deployment Channels! Vibs further explained how he sees the distinction between Assistants and Agents and many more topics important to Enterprise deployment of RAG applications such as reducing hallucinations and employing classifiers to route skills and knowledge sources! I learned so much from this conversation, I hope you enjoy the podcast! Alltius KNO Plus Demo Video: https://www.loom.com/share/fcfe516b75ea4f069b1a8d6a3510fa4c?sid=5f43317f-c20b-4dd9-91d3-2cde993fd91f Chapters 0:00 Welcome Vibs 0:22 Background 2:30 Alltius’ UI for Assistants 7:15 The Knowledge Pillar 12:05 SQL Router and Intent Management 14:10 Classifying a Pipeline / Skill 17:30 Flexibility of Zero-Shot versus Fine-Tuning 21:00 The Channels Pillar 23:00 Connecting the Warehouse / Lakehouse 24:50 Assistant versus Agent 28:30 MemGPT 31:25 Offline LLM Research 35:50 Multi-Agent Role-Playing Assistants 39:25 From Clicks to Conversations 44:10 CEO / Professor and Evolution of the Field

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