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Sascha Heyer
Sascha Heyer

1.4K Followers

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Published in

Google Cloud - Community

·3 days ago

Vertex AI Grounding Large Language Models

Grounding allows Google’s large Language models to use your specific data to produce more accurate and relevant responses. — Grounding is particularly useful to reduce hallucinations and answer questions based on specific information the model wasn’t trained on. This approach is also called RAG (Retrieval Augmentation Generation). Implementing a Grounding architecture can take some time. In fact, I have written a dedicated article on how you can implement your…

Large Language Models

5 min read

Vertex AI Grounding Large Language Models
Vertex AI Grounding Large Language Models
Large Language Models

5 min read


Published in

Google Cloud - Community

·Nov 28

Google Generative AI Evaluation Service

A service to evaluate the performance of Generative AI Models using metrics like BLEU or ROUGE among others. — The evaluation service allows the evaluation of the PaLM 2 (text-bison) foundation and tuned models. This evaluation uses a set of metrics against an evaluation dataset you provided. The process involves creating an evaluation dataset containing prompts and their ideal responses (ground truth pairs).

Generative Ai

5 min read

Google Generative AI Evaluation Service
Google Generative AI Evaluation Service
Generative Ai

5 min read


Published in

Google Cloud - Community

·Nov 25

Generative AI - How to Fine Tune LLMs

How to tune LLMs in Generative AI Studio. Vertex AI allows you to fine-tune PaLM models for text, chat, code, and embeddings intuitively and easily. — With all its amazing techniques, Prompt Engineering is a fantastic method that works for many use cases. And I always recommend starting with prompt engineering before thinking about fine-tuning. Still, fine-tuning with all its amazing benefits can be useful:

Generative Ai

10 min read

Generative AI - How to Fine Tune LLMs
Generative AI - How to Fine Tune LLMs
Generative Ai

10 min read


Published in

Google Cloud - Community

·Nov 20

Vertex AI Model Garden

Vertex AI Model Garden is a collection of pre-built foundation models, task-specific models, and Google ML APIs. — Today, we’re diving into Google’s Vertex AI Model Garden. It’s like a playground for AI models, with an impressive collection of pre-built foundation models, task-specific models, and Google ML APIs. As of this article, 127+ models are available. …

Vertex AI

3 min read

Vertex AI Model Garden
Vertex AI Model Garden
Vertex AI

3 min read


Sep 30

AWS Bedrock Approach vs. Google & OpenAI

Are the Giants taking the same approach? — AWS Bedrock is the latest GenAI offering on AWS. A successor of its private beta launched in April, Bedrock opens doors to using foundation models (FMs) of leading AI corporations through a single API. Sparing developers the headache of deploying and managing those models themselves. But it also comes months…

Aws Bedrock

6 min read

AWS Bedrock Approach vs. Google & OpenAI
AWS Bedrock Approach vs. Google & OpenAI
Aws Bedrock

6 min read


Published in

Google Cloud - Community

·Jul 27

Generative AI — Protect your LLM against Prompt Injection in Production

We must presume that an attacker can completely manipulate the actions of our LLM and gain valuable insights. — 🛡️ In the digital battlefield of Large Language Models (LLMs), a new adversary known as “Prompt Injection” has risen. Cloaked in the style of normal input, it influences the LLM to execute unintended actions, posing a threat to our LLM applications. In this article, I strip away its camouflage, inspect…

Large Language Models

8 min read

Generative AI — Protect your LLM against Prompt Injection in Production
Generative AI — Protect your LLM against Prompt Injection in Production
Large Language Models

8 min read


Published in

Google Cloud - Community

·Jul 19

Generative AI - Image Generation using Vertex AI Imagen

Imagen is one of Google's foundation models, a text-to-image diffusion model developed by Google AI. — Google’s new foundation model, Imagen, is here to bring your dreams to life. Ever wondered what your dreamy doughnut descriptions would look like in real life? Or fantasized about being a pirate with a parrot on your shoulder? (Arr, Matey! 🦜) Take a peek into the world of Image Generation…

Vertex AI

8 min read

Generative AI - Image Generation using Vertex AI Imagen
Generative AI - Image Generation using Vertex AI Imagen
Vertex AI

8 min read


Published in

Google Cloud - Community

·Jul 14

Generative AI - Learn the LangChain Basics by Building a Berlin Travel Guide

LangChain is a framework that’s like a Swiss army knife for large language models (LLMs). — We’ll delve into LangChain’s components by implementing an engaging tour guide, making it an “all-knowing” Berlin expert. Follow along to see why LangChain is truly a game-changer by helping us easily create advanced LLM applications. So fasten your seatbelts and prepare for an engaging journey. With our AI companion powered…

Large Language Models

8 min read

Generative AI - Learn the LangChain Basics by Building a Berlin Travel Guide
Generative AI - Learn the LangChain Basics by Building a Berlin Travel Guide
Large Language Models

8 min read


Published in

Google Cloud - Community

·Jun 14

Generative AI - Understand and Mitigate Hallucinations in LLMs

Have you ever wondered if AI could dream? Interestingly, AI doesn’t dream, but it does “hallucinate”. — Large Language Models (LLMs) like PaLM or GPT occasionally demonstrate this intriguing behavior called hallucination. As the use of these models increases in various applications, understanding and managing these hallucinations has become essential. Understanding LLM Hallucinations An LLM hallucination is when the model makes stuff up that either doesn’t make sense or doesn’t…

Large Language Models

5 min read

Generative AI - Understand and Mitigate Hallucinations in LLMs
Generative AI - Understand and Mitigate Hallucinations in LLMs
Large Language Models

5 min read


Published in

Google Cloud - Community

·Jun 12

Generative AI - Mastering the Language Model Parameters for Better Outputs

Parameters in large language models are crucial because they help control the model's behavior. — PaLM 2 and GPT provide parameters for temperature, token limit, top-k, and top-p. This Article explains those parameters with everyday language and relatable examples. Before we dive into the parameters, it's crucial to understand the concept of tokens. The Language of Tokens In the world of large language models, a token can be as…

Llm

6 min read

Generative AI - Mastering the Language Model Parameters for Better Outputs
Generative AI - Mastering the Language Model Parameters for Better Outputs
Llm

6 min read

Sascha Heyer

Sascha Heyer

1.4K Followers

Hi, I am Sascha, Senior Machine Learning Engineer at @DoiT. Support me by becoming a Medium member 🙏 bit.ly/sascha-support

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