Download free history data on 16 currencies, gold and silver. Backtest trading strategies on historical data.

http://www.forextester.com/data/datasources

Forex Tester allows you to import an unlimited number of currency pairs and years of history data in almost any possible text format (ASCII *.csv, *.txt) and in MetaTrader4 history format (*.hst).

為替レートのデータ。
米ドル/円は1分足のデータ。期間は2001～2017年。CSVフォーマット。

MegaFace and MF2: Million-Scale Face Recognition

http://megaface.cs.washington.edu/

Challenge 1: Train on any dataset, test your method with 1 million distractors
Challenge 2: Training on 672K identities (4.7 Million photos), test at Million scale

顔認識用の67万人470万枚の画像データをダウンロードできる。

GitHub - googlecreativelab/quickdraw-dataset: Documentation on how to access and use the Quick, Draw! Dataset.

https://github.com/googlecreativelab/quickdraw-dataset

The Quick Draw Dataset is a collection of 50 million drawings across 345 categories, contributed by players of the game Quick, Draw!. The drawings were captured as timestamped vectors, tagged with metadata including what the player was asked to draw and in which country the player was located.

飛行機やイヌなど 345 カテゴリの手書きベクトルデータが ndjson 形式ファイル等で公開されている。

GitHub - mdeff/fma: FMA: A Dataset For Music Analysis

https://github.com/mdeff/fma

The dataset is a dump of the Free Music Archive (FMA), an interactive library of high-quality, legal audio downloads.

Then, you got various sizes of MP3-encoded audio data:

1. fma_small.zip: 8,000 tracks of 30s, 8 balanced genres (GTZAN-like) (7.2 GiB)
2. fma_medium.zip: 25,000 tracks of 30s, 16 unbalanced genres (22 GiB)
3. fma_large.zip: 106,574 tracks of 30s, 161 unbalanced genres (93 GiB)
4. fma_full.zip: 106,574 untrimmed tracks, 161 unbalanced genres (879 GiB)

Datasets · arXivTimes/arXivTimes Wiki · GitHub

https://github.com/arXivTimes/arXivTimes/wiki/Datasets

言語コーパスや画像・音声データセットのリンク。