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[NLP] 1. Introduction to Text Analytics

[NLP] 1. Introduction to Text Analytics ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/NLP-Text-Analytics-Intro Introduction to Text Analytics Text Analytics๋Š” ๋ฌธ์„œ(text)์™€ ๊ฐ™์€ ๋น„์ •ํ˜• ๋ฐ์ดํ„ฐ๋ฅผ ๋ถ„์„ํ•˜์—ฌ ๊ทธ ์†์— ํฌํ•จ๋œ ์˜๋ฏธ ์žˆ...

[๊ธฐ์—…] NVIDIA์™€ GPU ์ด์•ผ๊ธฐ

[๊ธฐ์—…] NVIDIA์™€ GPU ์ด์•ผ๊ธฐ ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/๊ธฐ์—…-NVIDIA-ํ˜์‹ ๊ณผ-๋น„์ „์˜-์ด์•ผ๊ธฐ NVIDIA์™€ GPU ์ด์•ผ๊ธฐ ๋”ฅ๋Ÿฌ๋‹, LLM, ChatGPT ๋“ฑ ์ด์ œ๋Š” ์ธ๊ณต์ง€๋Šฅ ํ•˜๋ฉด GPU๋ฅผ ๋นผ๋†“๊ณ  ์–˜๊ธฐํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค. ํ˜„์žฌ ์ˆœ์œ„๊ถŒ์—์„œ ์ข€ ๋ฐ€๋ ค๋‚œ ๋ชจ๋ธ๋“ค์ด๊ธดํ•˜์ง€๋งŒ, ์ด๋Ÿฌํ•œ LM(๋Œ€ํ˜•์–ธ์–ด๋ชจ๋ธ...

[Graph] 4์žฅ. Graph Neural Networks: Algorithms

[Graph] 4์žฅ. Graph Neural Networks: Algorithms ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/Graph-Neural-Networks-Algorithms Introduction ๊ทธ๋ž˜ํ”„ ๊ตฌ์กฐ ๋ฐ์ดํ„ฐ๋Š” ๋ณต์žกํ•œ ๊ด€๊ณ„์™€ ์ƒํ˜ธ์ž‘์šฉ์„ ๋ชจ๋ธ๋งํ•˜๋Š” ๋ฐ ๋งค์šฐ ์œ ์šฉํ•ฉ๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ๋ฐ์ดํ„ฐ...

[Graph] 3์žฅ. Graph Node Embedding Methods

[Graph] 3์žฅ. Graph Node Embedding Methods ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/Graph-Node-Embedding-Methods 1. ๊ทธ๋ž˜ํ”„ ๋…ธ๋“œ ์ž„๋ฒ ๋”ฉ์˜ ํ•„์š”์„ฑ ๊ทธ๋ž˜ํ”„ ๋…ธ๋“œ ์ž„๋ฒ ๋”ฉ์€ ๊ทธ๋ž˜ํ”„์˜ ๊ฐ ๋…ธ๋“œ๋ฅผ ์ €์ฐจ์› ๋ฒกํ„ฐ ๊ณต๊ฐ„์œผ๋กœ ๋งคํ•‘ํ•˜๋Š” ๊ณผ์ •์ž…๋‹ˆ๋‹ค. ์ด๋Š” ...

[Graph] 2์žฅ. Graph Neural Networks

[Graph] 2์žฅ. Graph Neural Networks ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/2์žฅ.-Graph-Neural-Networks 1. GNN ๊ฐœ์š” GNN(Graph Neural Networks)์€ ๊ทธ๋ž˜ํ”„ ๊ตฌ์กฐ์˜ ๋ฐ์ดํ„ฐ๋ฅผ ์ฒ˜๋ฆฌํ•˜๊ธฐ ์œ„ํ•ด ๊ฐœ๋ฐœ๋œ ๋”ฅ๋Ÿฌ๋‹ ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. ์‹ค์ œ ์„ธ๊ณ„์˜ ๋งŽ์€ ๋ฐ์ดํ„ฐ๊ฐ€ ๊ทธ๋ž˜ํ”„ ํ˜•ํƒœ...

[Graph] 1์žฅ. ๊ทธ๋ž˜ํ”„์™€ GNN

[Graph] 1์žฅ. ๊ทธ๋ž˜ํ”„์™€ GNN ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/1์žฅ.-๊ทธ๋ž˜ํ”„์™€-GNN 1. ๊ทธ๋ž˜ํ”„๋ž€? ๊ทธ๋ž˜ํ”„๋Š” ํ˜„์‹ค ์„ธ๊ณ„์˜ ๋ฐ์ดํ„ฐ๋ฅผ ํ‘œํ˜„ํ•˜๋Š” ์ค‘์š”ํ•œ ๋„๊ตฌ๋กœ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค. ๋‹ค์–‘ํ•œ ๋ถ„์•ผ์—์„œ ๊ทธ๋ž˜ํ”„๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๊ด€๊ณ„์™€ ๊ตฌ์กฐ๋ฅผ ๋ชจ๋ธ๋งํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์˜ˆ์‹œ: ์‚ฌํšŒ ๊ณผํ•™: ์†Œ์…œ ๋„คํŠธ์›Œ...

Prophet์„ ํ™œ์šฉํ•œ ์‹œ๊ณ„์—ด ์˜ˆ์ธก๐Ÿ”ญ

Prophet์„ ํ™œ์šฉํ•œ ์‹œ๊ณ„์—ด ์˜ˆ์ธก๐Ÿ”ญ ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/Prophet์„-ํ™œ์šฉํ•œ-์‹œ๊ณ„์—ด-์˜ˆ์ธก Prophet ์†Œ๊ฐœ Facebook Prophet์€ ์‹œ๊ณ„์—ด ๋ฐ์ดํ„ฐ์˜ ์˜ˆ์ธก์„ ์œ„ํ•ด Facebook์—์„œ ๊ฐœ๋ฐœํ•œ ์˜คํ”ˆ์†Œ์Šค ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ž…๋‹ˆ๋‹ค. Prophet์€ ์ž๋™ํ™”๋œ ์ด์ƒ ํƒ์ง€ ๋ฐ ๊ณ„์ ˆ์„ฑ ๋ถ„์„์„ ์ง€์›ํ•˜๋ฉฐ, ํŠนํžˆ ...

[๊ฐœ๋…์ •๋ฆฌ] ์‹œ๊ณ„์—ด ์ธ๊ณผ๊ด€๊ณ„ ๋ถ„์„: Granger Causality

[๊ฐœ๋…์ •๋ฆฌ] ์‹œ๊ณ„์—ด ์ธ๊ณผ๊ด€๊ณ„ ๋ถ„์„: Granger Causality ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/๊ฐœ๋…์ •๋ฆฌ-์‹œ๊ณ„์—ด-๋ถ„์„-์ธ๊ณผ๊ด€๊ณ„-๋ถ„์„ ์•ˆ๋…•ํ•˜์„ธ์š”๐Ÿ˜Š ์ง€๋‚œ ๋ฒˆ ํฌ์ŠคํŠธ์—์„œ โ€œ์ธ๊ณผ๊ด€๊ณ„์™€ ์ƒ๊ด€๊ด€๊ณ„์˜ ๊ฐœ๋…โ€(๋งํฌ)์— ๋Œ€ํ•ด์„œ ์‚ดํŽด๋ณด์•˜๋Š”๋ฐ์š”. ์˜ค๋Š˜์€ ์‹œ๊ณ„์—ด ๋ถ„์„์˜ ํ•ต์‹ฌ ๊ฐœ๋… ์ค‘ ํ•˜๋‚˜์ธ โ€˜๊ทธ๋žœ์ € ์ธ๊ณผ๊ด€๊ณ„(Granger ca...

[๊ฐœ๋…์ •๋ฆฌ] ์ƒ๊ด€๊ด€๊ณ„ vs ์ธ๊ณผ๊ด€๊ณ„

[๊ฐœ๋…์ •๋ฆฌ] ์ƒ๊ด€๊ด€๊ณ„ vs ์ธ๊ณผ๊ด€๊ณ„ ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/๊ฐœ๋…์ •๋ฆฌ-์ƒ๊ด€๊ด€๊ณ„-vs-์ธ๊ณผ๊ด€๊ณ„ ์•ˆ๋…•ํ•˜์„ธ์š”! ๐Ÿ’ก ์ €๋Š” ์š”์ฆ˜ ์ธ๊ณผ๊ด€๊ณ„ ๋ถ„์„, ์ธ๊ณผ์„ฑ ๋ถ„์„์— ๋Œ€ํ•ด ๊ณต๋ถ€ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ๐Ÿ™Œ ๋ณธ๊ฒฉ์ ์œผ๋กœ ๊ณต๋ถ€๋ฅผ ์‹œ์ž‘ํ•˜๊ธฐ์— ์•ž์„œ ๊ฐ€์žฅ ๊ธฐ๋ณธ์ด ๋˜๋Š” ์ƒ๊ด€๊ด€๊ณ„์™€ ์ธ๊ณผ๊ด€๊ณ„์— ๋Œ€ํ•ด ๋‹ค์‹œ ํ•œ๋ฒˆ ์ •๋ฆฌํ•˜๊ณ  ๋„˜์–ด๊ฐ€๋ ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค. ใ…Žใ…Ž ...

[๊ฐœ๋…์ •๋ฆฌ] ๋นˆ๋„์ฃผ์˜(Frequentist) vs ๋ฒ ์ด์ง€์•ˆ(Bayesian)

[๊ฐœ๋…์ •๋ฆฌ] ๋นˆ๋„์ฃผ์˜(Frequentist) vs ๋ฒ ์ด์ง€์•ˆ(Bayesian) ์›๋ณธ ๊ฒŒ์‹œ๊ธ€: https://velog.io/@euisuk-chung/์šฉ์–ด์ •๋ฆฌ-๋นˆ๋„์ฃผ์˜Frequentist-VS-๋ฒ ์ด์ง€์•ˆBaysian Bayesian ํ™•๋ฅ ๊ณผ Frequentist ํ™•๋ฅ  ์•ˆ๋…•ํ•˜์„ธ์š”!๐Ÿ™Œ ์˜ค๋Š˜์€ ํ†ต๊ณ„ํ•™์˜ ๋‘ ๊ฐ€์ง€ ์ฃผ์š” ์ ‘๊ทผ๋ฒ•์ธ Bayesian ํ™•๋ฅ ๊ณผ Frequ...

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