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  - quant
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  configs:
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  - config_name: default
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- data_files: kospi_data_v1.csv
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  ---
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  # KOSPI Stocks Daily Data with Technical & Macro Features
@@ -52,6 +52,38 @@ A machine-learningโ€“ready Korean stock dataset combining daily prices of 948 KO
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  ---
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  ## ๐Ÿ’ก Use Cases
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  - Stock price / return prediction modeling / ์ฃผ๊ฐ€ยท์ˆ˜์ต๋ฅ  ์˜ˆ์ธก ๋ชจ๋ธ๋ง
@@ -63,10 +95,16 @@ A machine-learningโ€“ready Korean stock dataset combining daily prices of 948 KO
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  ## ๐Ÿ“ Notes / ์ฐธ๊ณ 
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- - ๊ธฐ์ˆ ์  ์ง€ํ‘œ(MA, RSI, MACD ๋“ฑ)๋Š” ๋ฃฉ๋ฐฑ ๊ธฐ๊ฐ„์ด ํ•„์š”ํ•˜๋ฏ€๋กœ ๊ฐ ์ข…๋ชฉ์˜ ์ดˆ๊ธฐ ํ–‰์—๋Š” ๊ฒฐ์ธก์น˜(๋นˆ ๊ฐ’)๊ฐ€ ์กด์žฌํ•ฉ๋‹ˆ๋‹ค.
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- - Technical indicators require a lookback window, so early rows per stock contain missing (empty) values.
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- - ๊ฑฐ์‹œ์ง€ํ‘œ๋Š” ์˜์—…์ผ ๊ธฐ์ค€์œผ๋กœ ์ •๋ ฌ๋˜์–ด ์žˆ์œผ๋ฉฐ, ์ผ๋ถ€ ํœด์žฅ์ผ ์ฐจ์ด๋กœ ์ธํ•œ ๊ฒฐ์ธก์ด ์žˆ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
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- - Macro variables are aligned to trading days; some gaps may exist due to holiday mismatches.
 
 
 
 
 
 
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  ---
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@@ -84,12 +122,14 @@ This dataset is a derived work that processes the above public market data into
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  ## โš–๏ธ License & Disclaimer / ๋ผ์ด์„ ์Šคยท๋ฉด์ฑ…
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  - ๋ฐ์ดํ„ฐ์…‹์˜ **๊ฐ€๊ณตยท๊ตฌ์„ฑยทํŒŒ์ƒ ๋ณ€์ˆ˜ ๋ฐ ํŽธ์ง‘์— ๋Œ€ํ•œ ๊ถŒ๋ฆฌ๋Š” ์ œ์ž‘์ž์—๊ฒŒ ์žˆ์Šต๋‹ˆ๋‹ค.**
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  Rights to the **processing, structure, engineered features, and compilation** of this dataset belong to its creator.
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  - ์›์ฒœ์ด ๋˜๋Š” ์‹œ์„ธยท๊ฑฐ์‹œ์ง€ํ‘œ ๊ฐ’์€ ๊ณต๊ฐœ ์‹œ์žฅ ๋ฐ์ดํ„ฐ์— ๊ธฐ๋ฐ˜ํ•˜๋ฉฐ, ๊ฐ ์›์ฒœ ๋ฐ์ดํ„ฐ์˜ ๊ถŒ๋ฆฌ๋Š” ํ•ด๋‹น ์ œ๊ณต์ฒ˜์— ์žˆ์Šต๋‹ˆ๋‹ค.
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  The underlying price and macro values are based on public market data; rights to the source data remain with their respective providers.
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- - ๋ณธ ๋ฐ์ดํ„ฐ์…‹์€ **์—ฐ๊ตฌ ๋ฐ ๊ต์œก ๋ชฉ์ **์œผ๋กœ ์ œ๊ณต๋ฉ๋‹ˆ๋‹ค. ๋ฐ์ดํ„ฐ์˜ ์ •ํ™•์„ฑยท์™„์ „์„ฑ์„ ๋ณด์ฆํ•˜์ง€ ์•Š์œผ๋ฉฐ, ์ด์šฉ์— ๋”ฐ๋ฅธ ์ฑ…์ž„์€ ์‚ฌ์šฉ์ž์—๊ฒŒ ์žˆ์Šต๋‹ˆ๋‹ค.
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- Provided for **research and educational purposes**. No warranty is given regarding accuracy or completeness; use is at your own risk.
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  ---
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@@ -98,4 +138,4 @@ This dataset is a derived work that processes the above public market data into
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  If this helped you, consider supporting!
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  ๋„์›€์ด ๋˜์…จ๋‹ค๋ฉด ํ›„์› ๋ถ€ํƒ๋“œ๋ ค์š”!
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- **Toonation:** https://toon.at/donate/podongchip
 
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  - quant
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  configs:
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  - config_name: default
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+ data_files: kospi_data_v1.parquet
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  ---
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  # KOSPI Stocks Daily Data with Technical & Macro Features
 
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  ---
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+ ## ๐Ÿš€ Quick Start / ๋น ๋ฅธ ์‹œ์ž‘
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+
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+ ```python
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+ from datasets import load_dataset
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+
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+ ds = load_dataset("podongchip/kospi-daily-stock-features-2021-2026", split="train")
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+ print(ds[0])
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+ ```
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+
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+ ```python
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+ # pandas ๋กœ ๋ฐ”๋กœ ์“ฐ๊ธฐ / load directly with pandas
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+ import pandas as pd
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+
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+ df = pd.read_parquet(
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+ "hf://datasets/podongchip/kospi-daily-stock-features-2021-2026/kospi_data_v1.parquet"
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+ )
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+
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+ # ์ข…๋ชฉ๋ณ„ ์‹œ๊ณ„์—ด / per-stock time series
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+ samsung = df[df["Code"] == "005930"].sort_values("Date")
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+ print(samsung[["Date", "Close", "RSI14", "Foreign_net"]].tail())
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+ ```
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+
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+ > โš ๏ธ **`Code` ๋Š” ๋ฐ˜๋“œ์‹œ ๋ฌธ์ž์—ด๋กœ ๋‹ค๋ฃจ์„ธ์š” / Always treat `Code` as a string.**
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+ > ์ข…๋ชฉ์ฝ”๋“œ๋Š” ์•ž์ž๋ฆฌ 0์ด ์žˆ๊ณ (`000020`), ์šฐ์„ ์ฃผ๋Š” ๋์— ์•ŒํŒŒ๋ฒณ์ด ๋ถ™์Šต๋‹ˆ๋‹ค(์˜ˆ: `00088K`).
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+ > ์ˆซ์ž๋กœ ๋ณ€ํ™˜ํ•˜๋ฉด ์•ž์ž๋ฆฌ 0์ด ์‚ฌ๋ผ์ง€๊ฑฐ๋‚˜ ์šฐ์„ ์ฃผ ์ฝ”๋“œ๊ฐ€ ๊นจ์ง‘๋‹ˆ๋‹ค.
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+ > Stock codes are zero-padded (`000020`) and preferred shares carry a letter suffix
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+ > (e.g. `00088K`). Casting to int drops the leading zeros and breaks preferred-share codes.
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+ > ๋ณธ ๋ฐ์ดํ„ฐ๋Š” Parquet ํฌ๋งท์ด๋ผ `Code` ๊ฐ€ ๋ฌธ์ž์—ด๋กœ ์ €์žฅ๋˜์–ด ์žˆ์–ด ๊ทธ๋Œ€๋กœ ์•ˆ์ „ํ•ฉ๋‹ˆ๋‹ค.
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+ > This dataset ships as Parquet, so `Code` is stored as a string and stays safe by default.
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+
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+ ---
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+
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  ## ๐Ÿ’ก Use Cases
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89
  - Stock price / return prediction modeling / ์ฃผ๊ฐ€ยท์ˆ˜์ต๋ฅ  ์˜ˆ์ธก ๋ชจ๋ธ๋ง
 
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  ## ๐Ÿ“ Notes / ์ฐธ๊ณ 
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+ - **์ข…๋ชฉ์ฝ”๋“œ(`Code`) / Stock code:** 6์ž๋ฆฌ ๋ฌธ์ž์—ด์ด๋ฉฐ, ์šฐ์„ ์ฃผ ๋“ฑ์€ ๋์— ์•ŒํŒŒ๋ฒณ(KยทLยทM ๋“ฑ)์ด ๋ถ™์Šต๋‹ˆ๋‹ค. ์ •์ˆ˜๋กœ ๋ณ€ํ™˜ํ•˜์ง€ ๋งˆ์„ธ์š”.
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+ 6-digit string; preferred and special shares carry a trailing letter (K, L, M, โ€ฆ). Do not cast to integer.
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+ - **๊ฒฐ์ธก์น˜ / Missing values:** ๊ธฐ์ˆ ์  ์ง€ํ‘œ(MA, RSI, MACD ๋“ฑ)๋Š” ๋ฃฉ๋ฐฑ ๊ธฐ๊ฐ„์ด ํ•„์š”ํ•˜๋ฏ€๋กœ ๊ฐ ์ข…๋ชฉ์˜ ์ดˆ๊ธฐ ํ–‰์— ๊ฒฐ์ธก์น˜(๋นˆ ๊ฐ’)๊ฐ€ ์กด์žฌํ•ฉ๋‹ˆ๋‹ค.
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+ Technical indicators require a lookback window, so early rows per stock contain missing values.
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+ - **๊ฑฐ์‹œ์ง€ํ‘œ / Macro:** ์˜์—…์ผ ๊ธฐ์ค€์œผ๋กœ ์ •๋ ฌ๋˜์–ด ์žˆ์œผ๋ฉฐ, ์ผ๋ถ€ ํœด์žฅ์ผ ์ฐจ์ด๋กœ ์ธํ•œ ๊ฒฐ์ธก์ด ์žˆ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
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+ Aligned to trading days; some gaps may exist due to holiday mismatches.
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+ - **์ •๋ ฌ / Ordering:** `Code` โ†’ `Date` ์ˆœ์œผ๋กœ ์ข…๋ชฉ๋ณ„ ์‹œ๊ณ„์—ด์ด ์ด์–ด์ง‘๋‹ˆ๋‹ค.
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+ Rows are ordered by `Code` then `Date`, forming per-stock time series.
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+ - **Look-ahead ์ฃผ์˜ / No look-ahead:** ๋ชจ๋“  ์ง€ํ‘œ๋Š” ํ•ด๋‹น ์ผ์ž๊นŒ์ง€์˜ ์ •๋ณด๋กœ๋งŒ ๊ณ„์‚ฐ๋ฉ๋‹ˆ๋‹ค(๋ฏธ๋ž˜ ์ •๋ณด ๋ฏธํฌํ•จ).
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+ All features use information up to that date only.
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  ---
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  ## โš–๏ธ License & Disclaimer / ๋ผ์ด์„ ์Šคยท๋ฉด์ฑ…
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+ - ๋ณธ ๋ฐ์ดํ„ฐ์…‹์€ **CC BY-NC 4.0** ๋ผ์ด์„ ์Šค๋กœ ์ œ๊ณต๋ฉ๋‹ˆ๋‹ค(๋น„์˜๋ฆฌยท์ถœ์ฒ˜ํ‘œ์‹œ).
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+ Released under **CC BY-NC 4.0** (non-commercial, attribution required).
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  - ๋ฐ์ดํ„ฐ์…‹์˜ **๊ฐ€๊ณตยท๊ตฌ์„ฑยทํŒŒ์ƒ ๋ณ€์ˆ˜ ๋ฐ ํŽธ์ง‘์— ๋Œ€ํ•œ ๊ถŒ๋ฆฌ๋Š” ์ œ์ž‘์ž์—๊ฒŒ ์žˆ์Šต๋‹ˆ๋‹ค.**
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  Rights to the **processing, structure, engineered features, and compilation** of this dataset belong to its creator.
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  - ์›์ฒœ์ด ๋˜๋Š” ์‹œ์„ธยท๊ฑฐ์‹œ์ง€ํ‘œ ๊ฐ’์€ ๊ณต๊ฐœ ์‹œ์žฅ ๋ฐ์ดํ„ฐ์— ๊ธฐ๋ฐ˜ํ•˜๋ฉฐ, ๊ฐ ์›์ฒœ ๋ฐ์ดํ„ฐ์˜ ๊ถŒ๋ฆฌ๋Š” ํ•ด๋‹น ์ œ๊ณต์ฒ˜์— ์žˆ์Šต๋‹ˆ๋‹ค.
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  The underlying price and macro values are based on public market data; rights to the source data remain with their respective providers.
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+ - ๋ณธ ๋ฐ์ดํ„ฐ์…‹์€ **์—ฐ๊ตฌ ๋ฐ ๊ต์œก ๋ชฉ์ **์œผ๋กœ ์ œ๊ณต๋ฉ๋‹ˆ๋‹ค. ๋ฐ์ดํ„ฐ์˜ ์ •ํ™•์„ฑยท์™„์ „์„ฑ์„ ๋ณด์ฆํ•˜์ง€ ์•Š์œผ๋ฉฐ, ํˆฌ์ž ํŒ๋‹จ์˜ ๊ทผ๊ฑฐ๋กœ ์‚ฌ์šฉํ•ด ๋ฐœ์ƒํ•˜๋Š” ์ฑ…์ž„์€ ์‚ฌ์šฉ์ž์—๊ฒŒ ์žˆ์Šต๋‹ˆ๋‹ค.
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+ Provided for **research and educational purposes**. No warranty is given regarding accuracy or completeness; any investment decisions made using this data are solely the user's responsibility.
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  ---
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  If this helped you, consider supporting!
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  ๋„์›€์ด ๋˜์…จ๋‹ค๋ฉด ํ›„์› ๋ถ€ํƒ๋“œ๋ ค์š”!
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+ **Toonation:** https://toon.at/donate/podongchip