AdvancedAI Classification

Training Custom Models

Advanced guide to creating and training custom AI models for document classification.

15 min read
AI Team
Updated 1/10/2025
aimachine learningtrainingmodels

Training Custom Models

Introduction

Custom AI models allow you to tailor document classification to your specific needs and improve accuracy for specialized document types.

Model Types

Classification Models

  • Document type classification
  • Privilege classification
  • Relevance scoring
  • Custom category assignment

Extraction Models

  • Entity extraction
  • Key-value pair identification
  • Table data extraction
  • Metadata extraction

Training Process

Data Preparation

  1. Dataset Collection: Gather representative training documents
  2. Data Annotation: Label documents with correct classifications
  3. Quality Control: Verify annotation accuracy
  4. Data Splitting: Create training, validation, and test sets

Model Training

  1. Feature Engineering: Extract relevant document features
  2. Algorithm Selection: Choose appropriate ML algorithms
  3. Hyperparameter Tuning: Optimize model parameters
  4. Cross-Validation: Validate model performance

Model Evaluation

  • Accuracy metrics
  • Precision and recall analysis
  • Confusion matrix review
  • Performance benchmarking

Best Practices

  • Use diverse training data
  • Implement proper validation techniques
  • Regular model retraining
  • Monitor performance in production
  • Document training procedures

Deployment and Monitoring

  • Model versioning
  • A/B testing
  • Performance monitoring
  • Feedback collection
  • Continuous improvement

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