Rubens Zimbres – Medium

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Rubens Zimbres
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Google Cloud - Community

Augmenting Gemini-1.0-Pro with Knowledge Graphs via LangChain

The concept of Knowledge Graphs is grounded in the field of machine learning and artificial intelligence, aiming to represent and leverage…

13 min readMar 4, 2024

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Augmenting Gemini-1.0-Pro with Knowledge Graphs via LangChain

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Rubens Zimbres
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Google Cloud - Community

Cost-Efficient Multi-Agent Collaboration with LangGraph + Gemma for Code Generation

In the end of January, 2024, I received an email about LangGraph and LangSmith. Some features were not in GA, so I signed up for the…

12 min readFeb 23, 2024

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Cost-Efficient Multi-Agent Collaboration with LangGraph + Gemma for Code Generation

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Rubens Zimbres
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Google Cloud - Community

Deploying a Google Cloud Generative AI App in a Website with Cloud Run

In May 2023 I quit my job to spend some months relaxing, organizing knowledge, learning new things and going back to swimming. The last 6…

11 min readJul 14, 2023

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Deploying a Google Cloud Generative AI App in a Website with Cloud Run

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Rubens Zimbres
in
Google Cloud - Community

Deploy a Generative AI application with Terraform in less than 30 minutes

This article leverages an article I wrote a month ago, SQL queries + pgvector: Retrieval Augmented Generation in PostgreSQL. Here, I will…

11 min readApr 30, 2024

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Deploy a Generative AI application with Terraform in less than 30 minutes

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Rubens Zimbres
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Google Developer Experts

Fine Tuning Gemma-2b to Solve Math Problems

Mathematical word problem-solving has long been recognized as a complex task for small language models (SLMs). To reach a good level of…

6 min readApr 11, 2024

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Fine Tuning Gemma-2b to Solve Math Problems

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Rubens Zimbres

Building Knowledge Graphs from Scratch Using Neo4j and Vertex AI

Recently I watched Andrew Ng and Andreas Kollegger course “Knowledge Graphs for RAG” available at deeplearning.ai. The course builds…

19 min readMar 18, 2024

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Building Knowledge Graphs from Scratch Using Neo4j and Vertex AI

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Rubens Zimbres
in
Google Developer Experts

Cybersecurity in AI: Transfer Learning as an Attack Vector

In the ever-evolving landscape of cybersecurity, the emergence of Artificial Intelligence (AI) presents both opportunities and challenges…

13 min readMar 14, 2024

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Cybersecurity in AI: Transfer Learning as an Attack Vector

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Rubens Zimbres
in
Google Cloud - Community

Evaluating LLMs with LangChain: Using GPT-4 to Evaluate Google’s Open Model Gemma-2B-it

Evaluating large language models (LLMs) is crucial for ensuring their trustworthiness and usefulness. Several aspects are considered during…

15 min readMar 13, 2024

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Evaluating LLMs with LangChain: Using GPT-4 to Evaluate Google’s Open Model Gemma-2B-it

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Rubens Zimbres

Deploying a Gemini Chatbot with Memory on a GKE Backend and Dialogflow

When I write articles here on Medium, I usually deploy the solutions in Cloud Run, because is simple, easy to learn, extremely cheap and…

10 min readMar 9, 2024

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Deploying a Gemini Chatbot with Memory on a GKE Backend and Dialogflow

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Rubens Zimbres

How to Check if your iPhone is Infected with Spyware/Stalkerware

Recently I was watching Frontline PBS documentary “Global Spyware Scandal: Exposing Pegasus Part One (full documentary) | FRONTLINE”…

6 min readJan 16, 2024

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How to Check if your iPhone is Infected with Spyware/Stalkerware

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Rubens Zimbres

Rubens Zimbres

I’m a Senior Data Scientist and Google Developer Expert in ML and GCP. I love studying NLP algos and Cloud Infra. CompTIA Security +. PhD. www.rubenszimbres.phd

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