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Preface

Part I. Find the Correct ML Approach

1. From Product Goal to ML Framing

Estimate What Is sible

Models

Data

Framing the ML Editor

Trying to Do It All with ML: An End-to-End Framework

The Simplest Approach: Being the Algorithm

Middle Ground: Learning from Our Experience

Monica Rogati: How to Choose and Prioritize ML Projects

Conclusion

2. Createa Plan

Measuring Success

Business Performance

Model Performance

Freshness and Distribution Shift

Speed

Estimate Scope and Challenges

Leverage Domain Expertise

Stand on the Shoulders of Giants

ML Editor Planning

Initial Plan for an Editor

Always Start with a Simple Model

To Make Regular Progress: Start Simple

Start with a Simple Pipeline

Pipeline for the ML Editor

Conclusion

Part II. Build a Working Pipeline

3. Build Your First End-to-End Pipeline

The Simplest Scaffolding

Prototype of an ML Editor

Parse and Clean Data

Tokenizing Text

Generating Features

Test Your Workflow

User Experience

Modeling Results

ML Editor Prototype Evaluation

Model

User Experience

Conclusion

4. Acquire an Initial Dataset

Iterate on Datasets

Do Data Science

Explore Your First Dataset

Be Efficient, Start Small

Insights Versus Products

A Data Quality Rubric

Label to Find Data Trends

Summary Statistics

Explore and Label Efficiently

Be the Algorithm

Data Trends

Let Data Inform Features and Models

Build Features Out of Patterns

ML Editor Features

Robert nro: How Do You Find, Label, and Leverage Data?

Conclusion

Part III. Iterate on Models

5. Train and Evaluate Your Model

The Simplest Appropriate Model

Simple Models

From Patterns to Models

Split Your Dataset

ML Editor Data Split

Judge Performance

Evaluate Your Model: Look Beyond Accuracy

Contrast Data and Predictions

Confusion Matrix

ROC Curve

Calibration Curve

Dimensionality Reduction for Errors

The Top-k Method

Other Models

Evaluate Feature Importancek

Directly from a Classifier

Black-Box Explainers

Conclusion

6. Debug Your ML Problems

Software Best Practices

ML-Specific Best Practices

Debug Wiring: Visualizing and Testing

Start with One Example

Test Your ML Code

Debug Training: Make Your Model Learn

Task Difficulty

Optimization Problems

Debug Generalization: Make Your Model Useful

Data Leakage

Overfitting

Consider the Task at Hand

Conclusion

7. Using Classifiers for Writing Recommendations

Extracting Recommendations from Models

What Can We Achieve Without a Model?

Extracting Global Feature Importance

Using a Model's Score

Extracting Local Feature Importance

Comparing Models

Version 1: The Report Card

Version 2: More Powerful, More Unclear

Version 3: Understandable Recommendations

Generating Editing Recommendations

Conclusion

Part IV. Deploy and Monitor

8. Considerations When Deploying Models

Data Concerns

Data Ownership

Data Bias

Systemic Bias

Modeling Concerns

Feedback Loops

Inclusive Model Performance

Considering Context

Adversaries

Abuse Concerns and Dual-Use

Chris Harland: Shipping Experiments

Conclusion

9. Choose Your Deployment Option

Server-Side Deployment

Streaming Application or API

Batch Predictions

Client-Side Deployment

On Device

Browser Side

Federated Learning: A Hybrid Approach

Conclusion

10. Build Safeguards for Models

Engineer Around Failures

Input and Output Checks

Model Failure Fal