Author: R Jemaiel

Macro Briefing: 9 September 2024

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”Treasury Secretary Janet Yellen says the US economy remains strong following a string of weak job reports... Although that’s modest relative to the history, the recent increase has triggered recession warnings, according to some analysts... “The increased unemployment rate is in a range where we have historically been in recessions,” says economist Claudia Sahm... We’re not in a reces...

Book Bits: 7 September 2024

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By purchasing books through this site, you provide support for The Capital Spectator’s free content... Press) Economic inequality is one of the most daunting challenges of our time, with public debate often turning to questions of whether it is an inevitable outcome of economic systems and what, if anything, can be done about it... ● How Economics Explains the World: A Short History of Humani...

How Vidmob is using generative AI to transform its creative data landscape

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For example, insights from creative data (advertising analytics) using campaign performance can not only uncover which creative works best but also help you understand the reasons behind its success... In this post, we illustrate how Vidmob, a creative data company, worked with the AWS Generative AI Innovation Center (GenAIIC) team to uncover meaningful insights at scale within creative data usi...

Fine-tune Llama 3 for text generation on Amazon SageMaker JumpStart

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nn### Instruction:n{dialogue}nn”, “completion”: ” {summary}” } { “dialogue”: “#Person1#: Where do these flower vases come from? n#Person2#: They are made a town nearby... n#Person1#: Are they breakable? n#Person2#: No... n#Person1#: No wonder it’s so expensive... “, “summary”: “#Person2# explains the flower vases’ materials and advantages and #Person1# unde...

Ground truth curation and metric interpretation best practices for evaluating generative AI question answering using FMEval

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When golden answers are curated properly, a low recall suggests strong deviation between the ground truth and the model response, whereas a high recall suggests strong agreement... However, building and deploying such assistants with responsible AI best practices requires a robust ground truth and evaluation framework to make sure they meet quality standards and user experience expectations, as w...

Research Review | 6 September 2024 | Portfolio Risk Management

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Semivolatility-managed portfolios Daniel Batista da Silva (U...) July 2024 There is ample evidence that volatility management helps improve the risk-adjusted performance of momentum portfolios... However, it is less clear that it works for other factors and anomaly portfolios... We show that controlling by the upside and downside components of volatility yields more robust risk-adjusted performanc...

Build powerful RAG pipelines with LlamaIndex and Amazon Bedrock

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This necessitates more advanced RAG techniques on the query understanding, retrieval, and generation components in order to handle these failure modes... It provides a flexible and modular framework for building and querying document indexes, integrating with various LLMs, and implementing advanced RAG patterns... We discuss how to set up the following: Simple RAG pipeline – Set up a RAG...