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Course Outline

Introduction

Overview of ParlAI Features and Architecture

  • ParlAI framework.
  • Key capabilities and objectives.
  • Core concepts (agents, messages, teachers, and worlds).

Getting Started with ParlAI for Conversational AI

  • Installation.
  • Adding a simple model.
  • Simple display data script.
  • Validation and testing.
  • Tasks.
  • Agent training and evaluation.
  • Interacting with models.

Working with Tasks and Datasets in ParlAI

  • Adding datasets.
  • Separating data into sets (train, valid, or test).
  • Using JSON instead of a text file.
  • Creating and executing tasks.

Exploring Worlds, Sharing, and Batching

  • The concept of Worlds.
  • Agent sharing.
  • Implementing batching.
  • Dynamic batching.

Using Torch Generator and Ranker Agents

  • Torch generator agent.
  • Torch ranker agent.
  • Example models.
  • Creating models.
  • Training and evaluating models.

Adding Built-In and Custom Metrics

  • Standard metrics.
  • Adding custom metrics.
  • Teacher metrics.
  • Agent level metrics (global and local).
  • List of metrics.

Speeding up Training Runs in ParlAI

  • Setting a baseline.
  • Skip generation command.
  • Dynamic batching training command.
  • Using FP16 and multiple GPUs.
  • Background preprocessing.

Exploring Other ParlAI Topics

  • Using and writing mutators.
  • Running crowdsourcing tasks.
  • Using existing chat services.
  • Swapping out transformer subcomponents.
  • Running and writing tests.
  • ParlAI tips and tricks.

Troubleshooting

Summary and Conclusion

Requirements

  • Knowledge of Python or other programming languages.
  • A general understanding of artificial intelligence (AI) concepts.

Audience

  • Researchers.
  • Developers.
 14 Hours

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