Data Science/๊ฐœ๋…๊ณผ ์šฉ์–ด

Raw Data๋Š” raw facts, primary data๋ผ๊ณ ๋„ ๋ถˆ๋ฆฌ๋ฉฐ ๊ฐ€๊ณต๋˜์ง€ ์•Š์€ ์›์‹œ ๋ฐ์ดํ„ฐ๋ฅผ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค.Raw data๋Š” ๋ฐ”๋กœ ๋ถ„์„(analysis)๋  ์ˆ˜ ์—†๋Š” ์ƒํƒœ์ด๊ณ , ์ฒ˜๋ฆฌ๋ฅผ ๊ฑฐ์ณ์•ผ ๋ถ„์„์— ์‚ฌ์šฉ์ด ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค.ํ•˜์ง€๋งŒ ์ฒ˜๋ฆฌ ํ”„๋กœ์„ธ์‹ฑ ์ด์ „์—, ์ „์ฒ˜๋ฆฌ(pre-processing) ๊ณผ์ •์„ ๊ฑฐ์ณ์•ผํ•ฉ๋‹ˆ๋‹ค. ์šฐ์„  Traditional data์˜ ๊ด€์ ์—์„œ ์ „์ฒ˜๋ฆฌ์˜ ์ข…๋ฅ˜๋ฅผ ์—ด๊ฑฐํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค.์—ฌ๊ธฐ์„œ Traditional data๋ž€, ํ•œ ๊ฐœ์˜ ์ปดํ“จํ„ฐ์—์„œ ์ฒ˜๋ฆฌ๋  ์ˆ˜ ์žˆ๋Š” ์–‘์˜ ๊ตฌ์กฐํ™”๋œ ๋ฐ์ดํ„ฐ๋ฅผ ์ง€์นญํ•ฉ๋‹ˆ๋‹ค.๋ฐ˜๋Œ€๋˜๋Š” ๊ฐœ๋…์œผ๋กœ๋Š” ๋น… ๋ฐ์ดํ„ฐ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. Traditional data์˜ ๊ด€์ ์—์„œ ์ „์ฒ˜๋ฆฌ์˜ ์ข…๋ฅ˜๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค.Pre-processings for Traditional Data1. Class Labeling: ์–‘..
Data Science์—์„œ data analysis์™€ analytics๋Š” interchangableํ•˜๊ฒŒ ์‚ฌ์šฉ๋˜๋Š” ์šฉ์–ด์ž…๋‹ˆ๋‹ค.ํ•˜์ง€๋งŒ, ์‹ค์ œ๋กœ๋Š” ๋‘ ์šฉ์–ด์˜ ๊ฐœ๋…์— ์ฐจ์ด๊ฐ€ ์กด์žฌํ•ฉ๋‹ˆ๋‹ค. Data AnalysisSeparate data into some chunks and examine how they relate to other parts.For past events, we try to explain how and/or why something happened. Data analysis๋Š” ๊ณผ๊ฑฐ์— ์ผ์–ด๋‚œ ์ผ์ด ์–ด๋–ป๊ฒŒ ๋ฒŒ์–ด์กŒ๋Š”์ง€, ๋˜๋Š” ์ถ”๊ฐ€์ ์œผ๋กœ ์™œ ๋ฒŒ์–ด์กŒ๋Š”์ง€ ๊นŒ์ง€ ๋ถ„์„ํ•˜๋Š” ํ–‰์œ„์ž…๋‹ˆ๋‹ค.. (why + how) Data AnalyticsThe application of logical and computational ..
Chan Lee
'Data Science/๊ฐœ๋…๊ณผ ์šฉ์–ด' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๊ธ€ ๋ชฉ๋ก (6 Page)