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Data Science

Data Science allows us to extract meaning from and interpret data.

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When 359 Becomes 2 : Testing Boundary Sensitivity in Circular Features with Python

When 359 Becomes 2 : Testing Boundary Sensitivity in Circular Features with Python

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5 min read
How to Build a Data Science Portfolio That Actually Gets You Interviews

How to Build a Data Science Portfolio That Actually Gets You Interviews

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6 min read
What ROE Doesn't Tell You

What ROE Doesn't Tell You

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4 min read
Craigslist's JSON-LD has no ID field — we join 290 of 325 listings by title alone

Craigslist's JSON-LD has no ID field — we join 290 of 325 listings by title alone

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5 min read
Neural Networks: Inspired by the Brain, Built for Data

Neural Networks: Inspired by the Brain, Built for Data

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10 min read
DataLens: The Data Tool That Refused to pip install Anything

DataLens: The Data Tool That Refused to pip install Anything

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4 min read
Why your progress bar's ETA lies, and the survey-sampling trick that fixes it

Why your progress bar's ETA lies, and the survey-sampling trick that fixes it

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3 min read
Who gets rated higher: age, age gap and the reciprocity myth - from 24 million ratings

Who gets rated higher: age, age gap and the reciprocity myth - from 24 million ratings

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4 min read
The Last Non-Neural Candidate, and It Did Not Clear the Bar

The Last Non-Neural Candidate, and It Did Not Clear the Bar

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6 min read
Getting Started with Excel: From Basics to Data Cleaning

Getting Started with Excel: From Basics to Data Cleaning

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3 min read
Parametric vs Non-Parametric Statistical Tests

Parametric vs Non-Parametric Statistical Tests

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2 min read
I Tested 58 Trading Hypotheses. 48 Failed. Here’s the Framework That Killed Them.

Rigorous five-gate filter for false alpha

I Tested 58 Trading Hypotheses. 48 Failed. Here’s the Framework That Killed Them.

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6 min read
Bringing Data to Life with Power BI.

Bringing Data to Life with Power BI.

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2 min read
A/B testing: when the standard test is the wrong tool

A/B testing: when the standard test is the wrong tool

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7 min read
Can We Quantify Political Clarity? An AI Experiment

Can We Quantify Political Clarity? An AI Experiment

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3 min read
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