|
--- |
|
{CC BY-NC} |
|
--- |
|
|
|
# 논문 메타데이터 추출 데이터(Extraction data from paper metadata) |
|
|
|
## Outline |
|
- The data for extracting metadata from PDF domestic papers. |
|
- The data contains information in layout box extracted from each PDF paper with labels corresponding to metadata field types. |
|
- The information in each layout box are unique code, text, coordinates(x0, y0, x1, y1) of box, width of box, height of box and font size. |
|
- The file named as “train.txt” was constructed through the fully automatic inspection process. It contains a total of 5,241,746 labeled layout boxes for 295,306 papers in 503 journals. It was used as train set. |
|
- The file named as “valid.txt” was developed through the manual inspection process by several annotators. It contains a total of 155,629 labeled layout boxes for 9,895 papers in 503 journals. |
|
- The file named as “test.txt” was built through the manual inspection process. It contains a total of 159,925 labeled layout boxes for 10,119 papers in 503 journals. It was used as test set. |
|
|
|
## Data format(TXT) |
|
- In the files, each layout box is separated by a newline. And each paper is separated by two newlines |
|
- The data structure of each layout box is as follows : |
|
"Unique code"(\t)"Metadata label"(\t)"Text"(\t)"x0 value "(\s)"y0 value"(\s)"x1value"(\s)"y1value"(\s)"width value" (\s)"height value"(\s)"font size" |
|
|
|
|No.|Metadata Fields|Label| |
|
|--|--|--| |
|
|1|Title(in Korean)|title_ko| |
|
|2|Title(in English)|title_en| |
|
|3|Author Name(in Korean)|author_name_ko| |
|
|4|Author Name(in English)|author_name_en| |
|
|5|Author Affiliation(in Korean)|ko_org| |
|
|6|Author Affiliation(in English)|en_org| |
|
|7|Abstract(in Korean)|abstract_ko| |
|
|8|Abstract(in English)|abstract_en| |
|
|9|Keywords(in Korean)|kwds_ko| |
|
|10|Keywords(in English)|kwds_en| |
|
|11|DOI|doi| |
|
|12|Journal name|journal| |
|
|13|Out of Boundary|O| |
|
|
|
## Data statistics |
|
|Data|File name|#Journal|#Paper|#Layout Box| |
|
|--|--|--|--|--| |
|
|Train set|train.txt|503|295,306|5,241,746 | |
|
|Valid set|valid.txt|503|9,895|155,629| |
|
|Test set|test.txt|503|10,119|159,925| |
|
|
|
|
|
## Data download |
|
http://doi.org/10.23057/48 |
