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BBK.jsonl.gz

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:87e2d4edce651f4be95b893a035d86dd2dd7fbd47be1f23e4b187232c6a65479
+size 60209

README.md

@@ -26,6 +26,11 @@ configs:
       - split: train
         path:
           - RVK.jsonl.gz
+  - config_name: BBK
+    data_files:
+      - split: train
+        path:
+          - BBK.jsonl.gz
 task_categories:
 - text-classification
 task_ids:
@@ -39,19 +44,20 @@ tags:
 
 # Library Classification Systems
 
-This comprehensive dataset contains hierarchical outlines of five major library classification systems, offering a valuable resource for researchers, librarians, and information scientists.
+This comprehensive dataset contains hierarchical outlines of major library classification systems, offering a valuable resource for researchers, librarians, and information scientists.
 
 | Classification System | Abbreviation | Primary Usage | Language | Entries |
 |-----------------------|--------------|----------------|----------|---------|
-| Dewey Decimal Classification | DDC | International | English | 1,110 |
-| Library of Congress Classification | LCC | International | English | 6,517 |
-| Universal Decimal Classification | UDC | International | English | 2,431 |
-| Chinese Library Classification | CLC | China | Simplified Chinese | 8,826 |
-| Regensburger Verbundklassifikation | RVK | German universities | German | 5,032 |
+| Dewey Decimal Classification | DDC | International | English | 1110 |
+| Library of Congress Classification | LCC | International | English | 6517 |
+| Universal Decimal Classification | UDC | International | English | 2431 |
+| Chinese Library Classification | CLC | China | Simplified Chinese | 8826 |
+| Regensburger Verbundklassifikation | RVK | German universities | German | 5032 |
+| Библиотечно-библиографическая классификация | BBK | Russia | Russian | 2588 |
 
-**Total Entries:** 23,916
+**Total Entries:** 26504
 
-Note that the full classification systems are much more detailed than presented here. For DDC, LCC, and UDC, they have to be purchased from their organizations.
+Note that the full classification systems can be much more detailed than presented here. For DDC, LCC, and UDC, they have to be purchased from their organizations.
 
 ## Data Structure
 
@@ -88,6 +94,7 @@ On 2024-09-18, publicly available classification outlines were collected from:
 - **DDC**: Dewey Services - Resources (OCLC)
 - **CLC**: CLC Index
 - **RVK**: RVK Online
+- **BBK**: КлассИнформ (crawled 2024-09-19)
 
 Versions used:
 - UDC Master Reference File (2011)
@@ -100,6 +107,7 @@ Data processing steps:
 3. **UDC**: Parsed `udc-summary.rdf` using RDFlib, retaining only English labels.
 4. **CLC**: Crawled website, including only the first 3 hierarchy levels.
 5. **RVK**: Processed CSV file, keeping only the first 3 hierarchy levels.
+6. **BBK**: Crawled website, no limit on hierarchy levels.
 </details>
 
 ## Supported Tasks and Leaderboards