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Prajwal Sutar
Prajwal Sutar

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Building an AI Assistant Coach for Esports: From Match Data to Actionable Insights

Esports teams generate an enormous amount of data every match — kills, objectives, vision, economy, positioning, and decision-making patterns. However, turning this raw data into meaningful coaching insights is still largely a manual and time-consuming process.

For this hackathon, I built Cloud9 Assistant Coach AI, an AI-powered system designed to analyze esports match data and generate personalized, actionable feedback for players and teams. The goal was to bridge the gap between statistics and strategy by combining data analytics with natural language explanations.

The Problem

Traditional esports analysis often relies on:

Manual VOD reviews

Surface-level statistics (KDA, win rate)

Subjective interpretation

These methods are:

Time-consuming

Hard to scale

Inconsistent between coaches

Raw numbers alone do not explain why a player underperformed or how a team can improve. What’s missing is an automated system that can:

Detect meaningful patterns

Identify recurring mistakes

Translate them into human-readable coaching advice

The Idea

Inspired by the Moneyball philosophy of data-driven decision-making, I wanted to build an “assistant coach” that could:

Analyze player and team performance

Detect statistical outliers and suboptimal patterns

Generate coaching-style explanations

Provide “what-if” scenario reasoning

In short, the system turns match data into insights instead of just charts.

System Architecture

The project follows a simple full-stack design:

Backend

Python + FastAPI for data processing

Statistical analysis using Pandas and NumPy

AI-based text generation for explanations

Frontend

React-based dashboard

Displays player metrics and coaching feedback

Interactive UI for exploring insights

Data Flow

Match data is ingested (JSON / CSV or API)

Key metrics are computed

Patterns and anomalies are detected

Results are summarized in natural language

Output is displayed in the UI

A simplified performance metric can be expressed as:

   ** 𝑃𝑒𝑟𝑓𝑜𝑟𝑚𝑎𝑛𝑐𝑒𝑆𝑐𝑜𝑟𝑒 = 𝛼⋅𝐾𝐷𝐴 + 𝛽⋅𝑂𝑏𝑗𝑒𝑐𝑡𝑖𝑣𝑒𝐶𝑜𝑛𝑡𝑟𝑜𝑙 + 𝛾⋅𝑉𝑖𝑠𝑖𝑜𝑛𝑆𝑐𝑜𝑟𝑒**
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This allows the system to quantify gameplay while still producing qualitative explanations.

Key Features

  1. Personalized Player Insights

The system identifies:

Consistent positioning mistakes

Poor objective participation

Abnormal death patterns

It then generates suggestions such as:

“You tend to die before objectives spawn, reducing team fight readiness.”

  1. Team-Level Macro Analysis

Instead of focusing only on individuals, the assistant also reviews:

Objective trading

Map control patterns

Timing of rotations

This helps teams understand strategic weaknesses rather than isolated errors.

  1. Hypothetical “What-If” Scenarios

The model can estimate how alternative decisions might have affected outcomes, such as:

Taking Baron instead of forcing a fight

Delaying an engage for better positioning

This makes post-match reviews more educational rather than purely critical.

Challenges
Data Complexity

Esports data is high-dimensional and noisy. Feature engineering required careful selection of meaningful metrics rather than relying on raw logs.

Insight Quality

Generating useful coaching feedback (not generic advice) required multiple prompt and logic iterations.

Time Constraints

Building both backend analytics and frontend visualization within hackathon limits required prioritizing core features over polish.

What I Learned

How to design an end-to-end AI system combining analytics and LLMs

How to structure esports data for performance evaluation

How to convert numeric signals into natural language insights

How to rapidly prototype under time pressure

Future Work

Planned improvements include:

Live match integration via esports APIs

Role-specific coaching (support, entry, jungle, etc.)

Machine learning models for predictive accuracy

Long-term player performance tracking

Conclusion

Cloud9 Assistant Coach AI demonstrates how AI can support esports coaching by:

Automating analysis

Reducing review time

Improving consistency

Making feedback more actionable

Rather than replacing coaches, the system acts as a decision-support tool that augments human expertise with data-driven insights.

This project shows how AI can move beyond prediction and into explanation — a critical step toward truly intelligent analytics systems.
GitHub Repository:https://github.com/Unknown1502/Cloud9-Coach

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