
Sami Ullah developed and enhanced document understanding pipelines in the docling-project/docling-eval repository, focusing on OCR evaluation, cloud integration, and dataset management. He implemented secure Google Cloud authentication using service accounts, expanded OCR evaluation to support line-level and character-level metrics, and integrated multi-provider prediction workflows for Google, AWS, and Azure. Using Python and YAML, Sami refactored geometry utilities, improved error handling, and introduced robust data validation and visualization features. His work included building scalable testing pipelines, optimizing dataset downloads, and ensuring reliable evaluation through detailed error reporting and unit testing, demonstrating depth in both engineering design and production reliability.

October 2025—docling-eval: Delivered Text Line-Level OCR Evaluation feature, enabling line-based evaluation across XFUND and PixParseIDL benchmarks. By integrating TextCellUnit.LINE into the OCR evaluation pipeline, updating dataset builders and evaluators to use line-level information as the primary unit, and updating prediction providers to parse line-level data, the project now supports more precise performance measurement at the line level, improving real-world OCR quality assessments and benchmarking.
October 2025—docling-eval: Delivered Text Line-Level OCR Evaluation feature, enabling line-based evaluation across XFUND and PixParseIDL benchmarks. By integrating TextCellUnit.LINE into the OCR evaluation pipeline, updating dataset builders and evaluators to use line-level information as the primary unit, and updating prediction providers to parse line-level data, the project now supports more precise performance measurement at the line level, improving real-world OCR quality assessments and benchmarking.
In Sep 2025, focused on advancing OCR evaluation capabilities in docling-eval to deliver more accurate metrics, richer visualizations, and robust pipelines. Key efforts included adding word and character accuracy metrics, enhancing visualizations, refactoring the benchmark runner to support new metrics and aggregation modes, updating the visualizer to render metrics and related metadata, providing detailed per-document error reporting, and fixing build issues to ensure reliable evaluation pipelines.
In Sep 2025, focused on advancing OCR evaluation capabilities in docling-eval to deliver more accurate metrics, richer visualizations, and robust pipelines. Key efforts included adding word and character accuracy metrics, enhancing visualizations, refactoring the benchmark runner to support new metrics and aggregation modes, updating the visualizer to render metrics and related metadata, providing detailed per-document error reporting, and fixing build issues to ensure reliable evaluation pipelines.
July 2025 monthly summary for docling-eval: delivered key enhancements to OCR evaluation system, fixed a critical HTML export crash, and improved testing infrastructure, delivering cross-provider image-type support and more robust bounding box handling. These changes reduce integration friction and improve reliability for downstream document processing with AWS Textract and Azure Document Intelligence.
July 2025 monthly summary for docling-eval: delivered key enhancements to OCR evaluation system, fixed a critical HTML export crash, and improved testing infrastructure, delivering cross-provider image-type support and more robust bounding box handling. These changes reduce integration friction and improve reliability for downstream document processing with AWS Textract and Azure Document Intelligence.
June 2025 performance summary: Delivered major features across docling-core and docling-eval, with improvements to geometry utilities, OCR evaluation, cloud-provider integrations, and dataset download workflows. Key outcomes include: improved bounding box computations for overlap/union across coordinate origins; expanded OCR evaluation with new metrics, SegmentedPage support, and Google Doc AI integration; CLI support for Google/AWS/Azure prediction providers with resolved dependencies; OCR visualization for performance insight; XFUND language-specific download option reducing unnecessary processing. These changes improve accuracy, scalability, and efficiency, enabling more reliable document understanding in production and better data processing workflows.
June 2025 performance summary: Delivered major features across docling-core and docling-eval, with improvements to geometry utilities, OCR evaluation, cloud-provider integrations, and dataset download workflows. Key outcomes include: improved bounding box computations for overlap/union across coordinate origins; expanded OCR evaluation with new metrics, SegmentedPage support, and Google Doc AI integration; CLI support for Google/AWS/Azure prediction providers with resolved dependencies; OCR visualization for performance insight; XFUND language-specific download option reducing unnecessary processing. These changes improve accuracy, scalability, and efficiency, enabling more reliable document understanding in production and better data processing workflows.
May 2025 monthly summary: Strengthened stability and testing coverage for the docling-eval evaluation pipeline. Implemented critical robustness fixes for End-to-End evaluation and OCR data handling, and established XFUND dataset testing coverage with a Google OCR provider. These efforts reduce runtime errors, improve data integrity, and lay the groundwork for scalable OCR evaluation in production.
May 2025 monthly summary: Strengthened stability and testing coverage for the docling-eval evaluation pipeline. Implemented critical robustness fixes for End-to-End evaluation and OCR data handling, and established XFUND dataset testing coverage with a Google OCR provider. These efforts reduce runtime errors, improve data integrity, and lay the groundwork for scalable OCR evaluation in production.
April 2025: Security and deployment improvements in docling-eval. Implemented service account-based Google Cloud authentication by loading credentials from GOOGLE_APPLICATION_CREDENTIALS, removing dependency on GOOGLE_PROJECT_ID from environment variables. Refactored GoogleDocAIPredictionProvider to adopt the new credentials flow and simplified client initialization by removing the processor version from the processor name. These changes enhance security, enable environment-agnostic deployments, and streamline onboarding. No major bugs reported this month; changes are contained to authentication and initialization paths.
April 2025: Security and deployment improvements in docling-eval. Implemented service account-based Google Cloud authentication by loading credentials from GOOGLE_APPLICATION_CREDENTIALS, removing dependency on GOOGLE_PROJECT_ID from environment variables. Refactored GoogleDocAIPredictionProvider to adopt the new credentials flow and simplified client initialization by removing the processor version from the processor name. These changes enhance security, enable environment-agnostic deployments, and streamline onboarding. No major bugs reported this month; changes are contained to authentication and initialization paths.
Overview of all repositories you've contributed to across your timeline