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Akhilesh

Just a guy who enjoys building stuff and trying out new ideas.

OpenClaw Challenge Completion Badge
1 Week Community Wellness Streak
Two Year Club
Frontend Challenge Completion Badge
One Year Club
GitHub Copilot 1-Day Build Challenge Completion Badge
Web Game Challenge Completion Badge
Writing Debut
70. Hyperparameter Tuning: Finding the Best Settings.
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70. Hyperparameter Tuning: Finding the Best Settings.

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10 min read

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69. Feature Engineering: Building Better Inputs
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69. Feature Engineering: Building Better Inputs

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10 min read
68. PCA: Shrinking Data Without Losing Information
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68. PCA: Shrinking Data Without Losing Information

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9 min read
67. DBSCAN: Clustering That Handles Messy Data
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67. DBSCAN: Clustering That Handles Messy Data

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9 min read
66. K-Means Clustering: Find Groups Without Labels
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66. K-Means Clustering: Find Groups Without Labels

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9 min read
65. ROC Curves and AUC: Comparing Models Fairly
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65. ROC Curves and AUC: Comparing Models Fairly

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10 min read
64. Precision and Recall: Beyond Accuracy
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64. Precision and Recall: Beyond Accuracy

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9 min read
63. Confusion Matrix: What Your Model Got Wrong and Why
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63. Confusion Matrix: What Your Model Got Wrong and Why

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9 min read
62. Naive Bayes: Fast, Simple, Surprisingly Effective
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62. Naive Bayes: Fast, Simple, Surprisingly Effective

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9 min read
61. K-Nearest Neighbors: Judge by Your Company
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61. K-Nearest Neighbors: Judge by Your Company

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9 min read
60. Support Vector Machines: Drawing the Perfect Boundary
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60. Support Vector Machines: Drawing the Perfect Boundary

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8 min read
59. XGBoost: The Algorithm That Wins Competitions
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59. XGBoost: The Algorithm That Wins Competitions

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8 min read
58. Random Forest: Why One Tree Isn't Enough
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58. Random Forest: Why One Tree Isn't Enough

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8 min read
The Open Source AI Model That Actually Surprised Me
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Gemma 4 Challenge: Write about Gemma 4 Submission

The Open Source AI Model That Actually Surprised Me

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5 min read
Building a RAG pipeline without OpenAI
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Building a RAG pipeline without OpenAI

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2 min read
57. Decision Trees: The AI That Plays 20 Questions
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57. Decision Trees: The AI That Plays 20 Questions

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8 min read
56. Logistic Regression: Classification With a Probability
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56. Logistic Regression: Classification With a Probability

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8 min read
55. Multiple Regression: More Features, More Power (And More Ways to Break Things)
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55. Multiple Regression: More Features, More Power (And More Ways to Break Things)

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7 min read
54. Linear Regression: Predicting Numbers From Patterns
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54. Linear Regression: Predicting Numbers From Patterns

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7 min read
I trained my own LLM and published it on HuggingFace
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I trained my own LLM and published it on HuggingFace

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2 min read
53. Overfitting: When Your Model Is Too Good at Being Wrong
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53. Overfitting: When Your Model Is Too Good at Being Wrong

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7 min read
52. The Rule That Prevents You From Cheating Your Own Model
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52. The Rule That Prevents You From Cheating Your Own Model

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7 min read
How I built a medical dataset pipeline for LLM fine-tuning
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How I built a medical dataset pipeline for LLM fine-tuning

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2 min read
51. What Machine Learning Actually Is (No Hype)
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51. What Machine Learning Actually Is (No Hype)

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6 min read
50. Virtual Environments: Why Your Projects Keep Breaking Each Other
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50. Virtual Environments: Why Your Projects Keep Breaking Each Other

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6 min read
49. Google Colab: Free GPUs in Your Browser
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49. Google Colab: Free GPUs in Your Browser

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7 min read
Jupyter Notebooks: Where Data Science Actually Happens
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Jupyter Notebooks: Where Data Science Actually Happens

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7 min read
GitHub: Put Your Work Where Anyone Can See It
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GitHub: Put Your Work Where Anyone Can See It

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7 min read
Setting up my ML environment from scratch: MedMind
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Setting up my ML environment from scratch: MedMind

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2 min read
Git: Version Control For People Who've Lost Code Before
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Git: Version Control For People Who've Lost Code Before

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7 min read
Python Meets SQL: Pandas and Databases Together
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Python Meets SQL: Pandas and Databases Together

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7 min read
Window Functions: SQL's Most Powerful Feature Nobody Uses
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Window Functions: SQL's Most Powerful Feature Nobody Uses

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8 min read
Subqueries and CTEs: SQL Gets Readable
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Subqueries and CTEs: SQL Gets Readable

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6 min read
The Most Underrated Announcement at Google Cloud NEXT '26 Nobody Is Talking About
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Google Cloud NEXT '26 Challenge Submission

The Most Underrated Announcement at Google Cloud NEXT '26 Nobody Is Talking About

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6 min read
Joins: Combining Tables Without Losing Your Mind
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Joins: Combining Tables Without Losing Your Mind

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8 min read
Aggregations: Counting, Summing, and Averaging Your Data
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Aggregations: Counting, Summing, and Averaging Your Data

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7 min read
SQL Basics: Talking to a Database for the First Time
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SQL Basics: Talking to a Database for the First Time

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7 min read
Real Project: Analyze a Dataset End to End
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Real Project: Analyze a Dataset End to End

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9 min read
Exploratory Data Analysis: How to Read a Dataset
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Exploratory Data Analysis: How to Read a Dataset

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8 min read
Stop Making Dead Charts: Plotly and the World of Interactive Visualization
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Stop Making Dead Charts: Plotly and the World of Interactive Visualization

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7 min read
Statistical Visualizations With Seaborn
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Statistical Visualizations With Seaborn

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6 min read
Your First Plot: Matplotlib Without the Pain
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Your First Plot: Matplotlib Without the Pain

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6 min read
OpenClaw Made Me Realize I've Been Using AI Wrong This Whole Time
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OpenClaw Challenge Submission 🦞

OpenClaw Made Me Realize I've Been Using AI Wrong This Whole Time

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5 min read
Combining Datasets: Merge, Join, Concat
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Combining Datasets: Merge, Join, Concat

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7 min read
Grouping Data to Find Patterns
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Grouping Data to Find Patterns

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6 min read
Everyone Is Using LangChain. Here's Why the Smarter Devs Are Quietly Moving to AgentScope
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Everyone Is Using LangChain. Here's Why the Smarter Devs Are Quietly Moving to AgentScope

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17 min read
Filtering Rows and Selecting Columns (The Right Way)
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Filtering Rows and Selecting Columns (The Right Way)

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6 min read
Dirty Data: How to Find It and What to Do
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Dirty Data: How to Find It and What to Do

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7 min read
Loading Data From Anywhere (And Why It Always Breaks the First Time)
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Loading Data From Anywhere (And Why It Always Breaks the First Time)

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6 min read
Pandas DataFrames: Your Data Spreadsheet
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Pandas DataFrames: Your Data Spreadsheet

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6 min read
NumPy Arrays: Why Not Just Use a Python List?
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NumPy Arrays: Why Not Just Use a Python List?

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7 min read
Linear Algebra in NumPy: Math With Code
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Linear Algebra in NumPy: Math With Code

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6 min read
The Bell Curve and Why It Shows Up Everywhere
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The Bell Curve and Why It Shows Up Everywhere

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7 min read
24. Probability: How AI Deals With Uncertainty
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24. Probability: How AI Deals With Uncertainty

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6 min read
23. Statistics Basics: Mean, Median, Variance
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23. Statistics Basics: Mean, Median, Variance

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6 min read
22. Gradient Descent: How AI Learns
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22. Gradient Descent: How AI Learns

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7 min read
21. Derivatives: Understanding Change
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21. Derivatives: Understanding Change

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6 min read
20. Matrix Multiplication: Transforming Data Into Meaning
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20. Matrix Multiplication: Transforming Data Into Meaning

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6 min read
19. The Dot Product: How AI Measures Similarity
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19. The Dot Product: How AI Measures Similarity

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5 min read
18. Matrices: The Grid That Holds Your Entire Dataset
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18. Matrices: The Grid That Holds Your Entire Dataset

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6 min read
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