Welcome to the pathology AI platform (PAIP). PAIP is an educational service platform for AI researchers.

PAIP provides high-quality pathologic slide images of six tumor types as well as region-of-interest annotations developed by pathology experts.

This project is funded by the Ministry of Health and Welfare, Republic of Korea (2018 ~ 2023).

About the Data

Data is provided by Seoul National University Hospital (SNUH), Seoul National University Bundang Hospital (SNUBH), and SMG-SNU Boramae Medical Center (BRMH).


Please acknowledge PAIP 2019 in your publications as follows:

“Deidentified pathology images and annotations used in this research were provided by Seoul National University Hospital by a grant of the Korea Health Technology R&D Project through the Korea Health Industry Development Institute (KHIDI), funded by the Ministry of Health & Welfare, Republic of Korea (grant number: HI18C0316)”


PAIP 2019 data set is available under a Creative Commons Attribution-Non Commercial 4.0 International License (CC BY-NC 4.0) Under the following terms:

File Format
  • SVS
  • XML
File Types & Names
  • Organ
    01 liver
    02 biliary
    03 prostate
    04 kidney
    05 colon
    06 pancreas
  • Diagnostic Information
    00 none
    01 Lymphatic Invasion
    02 Vascular Invasion
    03 Perineural Invasion
  • Histology
    01 adenocarcinoma
    02 ductal adenocarcinoma
    03 hepatocellular carcinoma
    04 renal cell carcinoma
  • Staining
    01 HE (hematoxylin eosin)
    02 IHC (immunohistochemistry)