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Industry2023Production

NLP System for Document Classification

Designed and deployed a multi-label document classification system processing 1M+ documents daily. Implemented active learning to continuously improve model performance.

Technologies Used

BERTFastAPIPostgreSQLRedisElasticsearch

Project Overview

Built a scalable NLP system for multi-label document classification handling enterprise-scale document processing. The system uses advanced transformer models with custom fine-tuning for domain-specific classification tasks.

Key Features: • Multi-label classification with hierarchical labels • Active learning pipeline for continuous improvement • Real-time processing with sub-second latency • Scalable microservices architecture • Comprehensive monitoring and alerting

The system processes various document types including contracts, invoices, reports, and correspondence. It supports over 50 document categories with hierarchical classification structure.

Key Challenges

  • Handling diverse document formats and layouts
  • Scaling to 1M+ documents per day
  • Maintaining accuracy across 50+ categories

Impact & Results

Automated document processing for enterprise clients, reducing manual classification time by 90% and improving accuracy by 25%.

Key Metrics

Documents Processed Daily
1M+
Classification Accuracy
94.2%
Processing Latency
<500ms
Active Learning Improvement
8% over 6 months

Project Details

Category:Industry
Year:2023
Status:Production