Kushal Seemakurthi · seemakurthi.com

Op

Regularisation: Four Knobs That Aren't the Same Knob

2026-06-14 · 9 min read

Ev

Cross-Validation: Why a Great CV Score Lies

2026-06-14 · 10 min read

Ml

Detecting Drift: PSI, KS, and the Stat That Lies When You Bin It Wrong

2026-06-12 · 6 min read

Ml

Monitoring in Production: When the Dashboard Is Green and the Model Is Dying

2026-06-12 · 7 min read

Th

Bias-Variance: The U-Curve Everyone Cites and Few Can Diagnose

2026-06-07 · 8 min read

Op

Optimisers: From SGD to Adam, One Fix at a Time

2026-06-07 · 9 min read

Rg

HyDE: Embed the Answer You Wish You Had

2026-05-27 · 6 min read

Rg

Step-Back Prompting: Retrieve the Principle Before the Detail

2026-05-27 · 6 min read

Rg

CRAG: Grade Your Retrieval Before You Trust It

2026-05-27 · 7 min read

Nt

Vector Spaces & Cosine Similarity: The Math Behind Dense Retrieval

2026-05-23 · 5 min read

Op

Regularisation: Four Knobs That Aren't the Same Knob

2026-06-14 · 9 min read

Ev

Cross-Validation: Why a Great CV Score Lies

2026-06-14 · 10 min read

Ml

Detecting Drift: PSI, KS, and the Stat That Lies When You Bin It Wrong

2026-06-12 · 6 min read

Ml

Monitoring in Production: When the Dashboard Is Green and the Model Is Dying

2026-06-12 · 7 min read

Th

Bias-Variance: The U-Curve Everyone Cites and Few Can Diagnose

2026-06-07 · 8 min read

Op

Optimisers: From SGD to Adam, One Fix at a Time

2026-06-07 · 9 min read

Rg

HyDE: Embed the Answer You Wish You Had

2026-05-27 · 6 min read

Rg

Step-Back Prompting: Retrieve the Principle Before the Detail

2026-05-27 · 6 min read

Rg

CRAG: Grade Your Retrieval Before You Trust It

2026-05-27 · 7 min read

Nt

Vector Spaces & Cosine Similarity: The Math Behind Dense Retrieval

2026-05-23 · 5 min read

Hi, I'm Kushal.

Three projects, one stack, twelve obsessions.

Regularisation: Four Knobs That Aren't the Same Knob

Cross-Validation: Why a Great CV Score Lies

Detecting Drift: PSI, KS, and the Stat That Lies When You Bin It Wrong

Monitoring in Production: When the Dashboard Is Green and the Model Is Dying

Bias-Variance: The U-Curve Everyone Cites and Few Can Diagnose

Optimisers: From SGD to Adam, One Fix at a Time

HyDE: Embed the Answer You Wish You Had

Step-Back Prompting: Retrieve the Principle Before the Detail

CRAG: Grade Your Retrieval Before You Trust It

Vector Spaces & Cosine Similarity: The Math Behind Dense Retrieval

Regularisation: Four Knobs That Aren't the Same Knob

Cross-Validation: Why a Great CV Score Lies

Detecting Drift: PSI, KS, and the Stat That Lies When You Bin It Wrong

Monitoring in Production: When the Dashboard Is Green and the Model Is Dying

Bias-Variance: The U-Curve Everyone Cites and Few Can Diagnose

Optimisers: From SGD to Adam, One Fix at a Time

HyDE: Embed the Answer You Wish You Had

Step-Back Prompting: Retrieve the Principle Before the Detail

CRAG: Grade Your Retrieval Before You Trust It

Vector Spaces & Cosine Similarity: The Math Behind Dense Retrieval

Hi, I'm Kushal.

Three projects, one stack, twelve obsessions.

Regularisation: Four Knobs That Aren't the Same Knob

Cross-Validation: Why a Great CV Score Lies

Detecting Drift: PSI, KS, and the Stat That Lies When You Bin It Wrong

Monitoring in Production: When the Dashboard Is Green and the Model Is Dying

Bias-Variance: The U-Curve Everyone Cites and Few Can Diagnose

Optimisers: From SGD to Adam, One Fix at a Time

HyDE: Embed the Answer You Wish You Had

Step-Back Prompting: Retrieve the Principle Before the Detail

CRAG: Grade Your Retrieval Before You Trust It

Vector Spaces & Cosine Similarity: The Math Behind Dense Retrieval

Notes from theproduction trenches.

Notes from the
production trenches.