DEV Community

Data Science

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

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Getting a Grip on Linear Algebra for Data Science: It's Not as Scary as It Sounds!

Getting a Grip on Linear Algebra for Data Science: It's Not as Scary as It Sounds!

1
Comments
9 min read
Solving for X, Part 2: Tackling Tougher Linear Equations in Data Science

Solving for X, Part 2: Tackling Tougher Linear Equations in Data Science

1
Comments
15 min read
Getting a company's recent 10-Ks from SEC EDGAR without 403s (Python, free)

Getting a company's recent 10-Ks from SEC EDGAR without 403s (Python, free)

1
Comments 2
2 min read
100,000 Videos in Your Pocket: How Douyin's Recommender Reads Your Whole Life in O(1)

100,000 Videos in Your Pocket: How Douyin's Recommender Reads Your Whole Life in O(1)

Comments
7 min read
I checked every published human NMN trial against PubMed. Here's the dataset.

I checked every published human NMN trial against PubMed. Here's the dataset.

Comments
3 min read
Eleven Number-One Records: Measuring a Model That Swept Math, Science, Law and Decisions

Eleven Number-One Records: Measuring a Model That Swept Math, Science, Law and Decisions

Comments
2 min read
EDGAR Full-Text Search API: efts.sec.gov Parameters

EDGAR Full-Text Search API: efts.sec.gov Parameters

1
Comments 1
7 min read
Measuring Share of Voice in LLM Answers With Pandas

Measuring Share of Voice in LLM Answers With Pandas

1
Comments 1
5 min read
Typical views is a median with five filters in front of it, and sometimes the answer is null

Typical views is a median with five filters in front of it, and sometimes the answer is null

Comments
4 min read
pathogen-forecast v1.0: visor del desarrollo de pandemias con datos reales y un mapa mundial interactivo

pathogen-forecast v1.0: visor del desarrollo de pandemias con datos reales y un mapa mundial interactivo

8
Comments 1
2 min read
We didn't need a model to find earnings releases in SEC 6-K filings

We didn't need a model to find earnings releases in SEC 6-K filings

2
Comments 1
8 min read
Why Running Three t-Tests Is a Bug (and How One-Way ANOVA Fixes It)

Why Running Three t-Tests Is a Bug (and How One-Way ANOVA Fixes It)

Comments
16 min read
Finding Outliers with the IQR Method: Tukey Fences, Quartile Gotchas, and Code

Finding Outliers with the IQR Method: Tukey Fences, Quartile Gotchas, and Code

Comments
9 min read
Cronbach’s Alpha Explained: Formula, Worked Example, and Python Code

Cronbach’s Alpha Explained: Formula, Worked Example, and Python Code

Comments
7 min read
Null Is Not Zero: What an MCP Tool Description Has to Carry

Null Is Not Zero: What an MCP Tool Description Has to Carry

Comments 1
9 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.