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Luca Zavarella

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Extending Power BI with Python and R: Perform Advanced Analysis Using the Power of Analytical Languages

Extending Power BI with Python and R: Perform Advanced Analysis Using the Power of Analytical Languages

This book advances Python and R in Power BI, covering new optimizations, large data management, sophisticated visualizations, and statistical analysis

2024

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Luca Zavarella

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Mar 4

Fabric Data Agents Are English-First (For Now): A Hands-On Guide to Config One for Non-English…

An incremental, hands-on setup on the Zava DIY dataset, from schema grounding to reliable answers in any language.

Fabric Data Agents Are English-First (For Now): A Hands-On Guide to Config One for Non-English…

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Luca Zavarella

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Feb 4

AI Was Supposed to Replace Us. Now It’s Hiring Us Instead.

How a new wave of AI agents is turning people into the missing layer between code and reality

AI Was Supposed to Replace Us. Now It’s Hiring Us Instead.

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TDS Archive

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Luca Zavarella

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Jun 8, 2022

Finding the Best Classification Threshold for Imbalanced Classifications with Interactive Plots

Take your analysis of binary classification problems to the next level using the binclass-tools amazing Python package!

Finding the Best Classification Threshold for Imbalanced Classifications with Interactive Plots

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Data Science Collective

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Luca Zavarella

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May 18

Securing Fabric Data Agents Where It Matters: Row-Level Security Behind Natural Language Answers

Why Fabric Data Agent security shouldn’t live in the prompt, and how SQL Row-Level Security works across users

Securing Fabric Data Agents Where It Matters: Row-Level Security Behind Natural Language Answers

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Data Science Collective

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Luca Zavarella

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May 5

How Cline Filled My Azure ML Compute Disk and Blocked a Restart

A real debugging story from an Azure ML Compute Instance, VS Code Remote, and 37 GB of unexpected checkpoints

How Cline Filled My Azure ML Compute Disk and Blocked a Restart

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ITNEXT

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Luca Zavarella

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Apr 22

Deploying Streamlit on Azure App Service looked easy. Then it broke.

How I fixed the gaps in a Microsoft Tech Community guide while deploying a Python app from a private Azure ML environment

Deploying Streamlit on Azure App Service looked easy. Then it broke.

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Data Science Collective

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Luca Zavarella

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Apr 19

When Cosine and Dot Product Are Not Enough: Real Stories of Vector Search with Euclidean…

Choosing the right distance is not a mathematical detail. Sometimes, it is the whole product.

When Cosine and Dot Product Are Not Enough: Real Stories of Vector Search with Euclidean…

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Data Science Collective

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Luca Zavarella

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Apr 7

Which verdicts changed, and why: a row-level audit of Fabric Data Agent evaluation

Separating genuine Data Agent failures from residual benchmark and evaluation ambiguity by tracing verdicts row by row

Which verdicts changed, and why: a row-level audit of Fabric Data Agent evaluation

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Data Science Collective

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Luca Zavarella

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Mar 17

We Built the Benchmark. Now Let’s Evaluate the Fabric Data Agent for Real

Turning a 72-question benchmark into a real evaluation pipeline on Microsoft Fabric, with ground truth, notebook automation, detailed…

We Built the Benchmark. Now Let’s Evaluate the Fabric Data Agent for Real

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Data Science Collective

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Luca Zavarella

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Mar 14

Building a Spider2-Inspired Benchmark to Measure the Real Robustness of a Fabric Data Agent in Ita..

From working demos to measurable reliability: designing a Spider2-inspired benchmark dataset for multilingual Fabric Data Agents

Building a Spider2-Inspired Benchmark to Measure the Real Robustness of a Fabric Data Agent in Ita..

Luca Zavarella

Luca Zavarella

Book Author

Microsoft MVP for AI and Data Platform, Data & AI Solution Hub Lead at Lodestar. Classical pianist in the free time.

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