Create README.md

PN Engineering Datasets
DATA DICTIONARY – Professional Specification
--------------------------------------------------

This document defines the structure and attributes of all datasets released
under PN Engineering Datasets.

--------------------------------------------------
1. Dataset Metadata
--------------------------------------------------
dataset_name: RC_PrecastColumns_Dataset_V1
dataset_version: V1
element_type: Reinforced concrete precast columns
pdf_count: 25
png_count: 25

--------------------------------------------------
2. File Structure
--------------------------------------------------
PDF files:
• Flattened
• Anonymous
• Metadata removed
• OCR-ready

PNG files:
• 1200 DPI resolution
• Clean and uniform background
• High contrast for Vision models

Documentation files:
• DATA_DICTIONARY
• DATASET_INFO_TEMPLATE.json
• DATASET_STRUCTURE_BLUEPRINT
• INDEX.csv
• LICENSE.txt
• README

--------------------------------------------------
3. Drawing Contents
--------------------------------------------------
Each drawing may include:
• Reinforcement layouts
• Longitudinal bars
• Stirrups/ties
• Sections in 1–3 views
• Dimensions (millimeters)
• Structural symbols
• Work stages
• Concrete classes
• Notes and detailing conventions

--------------------------------------------------
4. Data Preparation Process
--------------------------------------------------
• Anonymization (project & company data removed)
• Noise reduction
• PDF flattening
• Cleanup of backgrounds
• Export to high-resolution PNG

--------------------------------------------------
5. Machine Learning Use-Cases
--------------------------------------------------
• OCR model training
• Vision model detection of bars, symbols, dimensions
• Generating embeddings for engineering LLMs
• CAD-to-AI pipelines
• BIM automation

--------------------------------------------------
6. Limitations
--------------------------------------------------
Not for construction use.
For training & research only.

----------------------------------------------
7. SUPPORT
----------------------------------------------

If you have questions, need additional formats, or want a custom dataset
(beams, slabs, foundations, walls, steel details, construction photos, BIM sets),
please contact:

PN Engineering Datasets
Email: pawel.niczyporuk@gmail.com



Thank you for your purchase!
PN Engineering Datasets – 2025

README.md

@@ -0,0 +1,117 @@
+---
+language:
+- de
+- en
+tags:
+- engineering
+- computer-vision
+- ocr
+- cad
+- civil-engineering
+- structural-engineering
+- dataset
+- rc precast
+- columns
+- reinforced concrete
+- structural engineering
+- engineering drawings
+- column reinforcement
+- construction details
+- bim dataset
+- ai training data
+- ocr dataset
+- cad drawings
+- technical plan
+- 1200 dpi png
+---
+PN Engineering Datasets
+DATA DICTIONARY – Professional Specification
+--------------------------------------------------
+
+This document defines the structure and attributes of all datasets released
+under PN Engineering Datasets.
+
+--------------------------------------------------
+1. Dataset Metadata
+--------------------------------------------------
+dataset_name: RC_PrecastColumns_Dataset_V1
+dataset_version: V1
+element_type: Reinforced concrete precast columns
+pdf_count: 25
+png_count: 25
+
+--------------------------------------------------
+2. File Structure
+--------------------------------------------------
+PDF files:
+• Flattened
+• Anonymous
+• Metadata removed
+• OCR-ready
+
+PNG files:
+• 1200 DPI resolution
+• Clean and uniform background
+• High contrast for Vision models
+
+Documentation files:
+• DATA_DICTIONARY
+• DATASET_INFO_TEMPLATE.json
+• DATASET_STRUCTURE_BLUEPRINT
+• INDEX.csv
+• LICENSE.txt
+• README
+
+--------------------------------------------------
+3. Drawing Contents
+--------------------------------------------------
+Each drawing may include:
+• Reinforcement layouts  
+• Longitudinal bars  
+• Stirrups/ties  
+• Sections in 1–3 views  
+• Dimensions (millimeters)  
+• Structural symbols  
+• Work stages  
+• Concrete classes  
+• Notes and detailing conventions  
+
+--------------------------------------------------
+4. Data Preparation Process
+--------------------------------------------------
+• Anonymization (project & company data removed)  
+• Noise reduction  
+• PDF flattening  
+• Cleanup of backgrounds  
+• Export to high-resolution PNG  
+
+--------------------------------------------------
+5. Machine Learning Use-Cases
+--------------------------------------------------
+• OCR model training  
+• Vision model detection of bars, symbols, dimensions  
+• Generating embeddings for engineering LLMs  
+• CAD-to-AI pipelines  
+• BIM automation  
+
+--------------------------------------------------
+6. Limitations
+--------------------------------------------------
+Not for construction use.
+For training & research only.
+
+----------------------------------------------
+7. SUPPORT
+----------------------------------------------
+
+If you have questions, need additional formats, or want a custom dataset 
+(beams, slabs, foundations, walls, steel details, construction photos, BIM sets), 
+please contact:
+
+PN Engineering Datasets
+Email: pawel.niczyporuk@gmail.com
+
+
+
+Thank you for your purchase!
+PN Engineering Datasets – 2025