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1 change: 1 addition & 0 deletions README.md
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Expand Up @@ -1127,6 +1127,7 @@ Some data mining competition platforms
- [ADS-B Exchange](https://www.adsbexchange.com/data-products/) - Specific datasets for aircraft and Automatic Dependent Surveillance-Broadcast (ADS-B) sources.
- [Chinese Tea Dataset](https://chinatea.house/dataset/) - Curated open dataset of 100+ Chinese teas with category, origin, caffeine level, flavor notes, oxidation, and brewing parameters. Available as JSON and CSV.
- [College ROI Dataset](https://github.com/thomasthinks/college-roi-data) - Lifetime return-on-investment estimates for ~30K US bachelor's programs across 1,775 institutions, built from FREOPP, IPEDS, and BEA regional price data. 5 CSVs with data dictionary, CC BY 4.0, Zenodo DOI.
- [Human Lineage Open Genealogical Dataset](https://doi.org/10.5281/zenodo.23284943) - Genealogical graph of 2.7M deceased historical people with 480k parent-child and 135k couple links, dated and placed life facts and Wikidata/VIAF/GND identifiers. GEDCOM-X JSON Lines, CC BY-SA 4.0, Zenodo DOI.
- [Packrift Packaging Optimization Benchmark Corpus](https://packrift.github.io/packaging-optimization-benchmark-corpus/) - Public packaging product dataset generated from 1,000 exact-spec SKU records, with downloadable CSV and JSON files for ecommerce fulfillment and warehouse analysis.
- [Pokemon Card Centering Measurements](https://github.com/rrh1441/pokemon-card-centering-measurements) - 320 measured PSA-style centering annotations (left/right and top/bottom border percentages, tilt) across 302 real eBay-listed Pokemon cards. CSV, CC BY 4.0, Zenodo DOI.
- [Pokemon Card Sold-Price Reference by Grade](https://github.com/rrh1441/pokemon-card-sold-price-reference) - Median sold price by grade (raw, PSA 9, PSA 10) for 486 Pokemon cards, with sample size and confidence flag per card. CSV, CC BY 4.0, Zenodo DOI.
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