CT-OCR-2022 (scroll003)

<p><strong>CT-OCR-2022 dataset</strong></p>

<p>CT-OCR-2022 dataset contains optically scanned images for source&nbsp;paper document, 400 X-ray projections, 2687 CT-reconstructed cross-sections and&nbsp; segmentation markups for 6 model objects.</p>

<p>Description of the data for each model object is presented in the table.</p>

<table>
    <thead>
        <tr>
            <th scope="col">Files</th>
            <th scope="col">Data description</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td>[package].proj_src/proj_s_.log</td>
            <td>X-ray measurement log file</td>
        </tr>
        <tr>
            <td>[package].proj_src/*.tif</td>
            <td>preprocessed projections before rotation axe correction</td>
        </tr>
        <tr>
            <td>[package].proj_norm/proj_s_.log</td>
            <td>X-ray measurement and geometry correction log file</td>
        </tr>
        <tr>
            <td>[package].proj_norm/*.tif</td>
            <td>preprocessed projections after rotation axe correction</td>
        </tr>
        <tr>
            <td>[package].rec_XXXX/metadata.json</td>
            <td>reconstruction metadata</td>
        </tr>
        <tr>
            <td>[package].rec_XXXX/*.tif</td>
            <td>CT-reconstructed volume, slices with size XXXX&times;XXXX</td>
        </tr>
        <tr>
            <td>[package].seg_XXXX/*.tif.seg.png</td>
            <td>segmentation markup</td>
        </tr>
        <tr>
            <td>[package].blank.png</td>
            <td>sample croped from pdf</td>
        </tr>
        <tr>
            <td>[package].scan.png</td>
            <td>sample croped from scanned image</td>
        </tr>
    </tbody>
</table>

<p>Due to the large amount of data, folders were packed into multi-volume zip-archives. Dataset published in Zenodo service in several linked repositories.</p>

<p>Any questions, complaints, etc. can be directed to: polevoy@smartengines.com (Dmitry Polevoy)</p>

<p>The article about this dataset is currently under review. When the article is published, the full reference will be added.</p>