A Public Ground-Truth Dataset for Handwritten Circuit Diagram Images

<strong>CGHD</strong> This dataset contains images of hand-drawn electrical circuit diagrams as well as accompanying annotation and segmentation ground-truth files. It is intended to train (e.g. ANN) models for extracting electrical graphs from raster graphics. <strong>Content</strong> <strong>2.304</strong> Raw Images 24 Drafters 12 Circuits per Drafter 2 Drawings per Circuit 4 Photos per Drawing <strong>195.045 </strong> Bounding Box Annotations <strong>22.852</strong> Rotation Annotations <strong>54.727</strong> Text String Annotations <strong>253</strong> Binary Segmentation Maps Strokes vs. Background Accompanying Polygon Annotation Files <strong>18.825</strong> Polygon Annotations <strong>59 </strong>Object Classes <strong>Scripts</strong> for Data Loading, Statistics, Consistency Check and Training Preparation