Disciplined entrepreneurship

### ์ž‘๋™ํ•˜๋Š” ๊ฐ€์„ค์„ ๋งŒ๋“ค์–ด๋ผ โ€˜๊ฐ€์„คโ€™์ด๋ผ๋Š” ๋‹จ์–ด๋Š” ๊ธฐ์—…๊ฐ€์ •์‹ , ์ด๋…ธ๋ฒ ์ด์…˜๊ฒฝ์˜, ๊ทธ๋ฆฌ๊ณ  ์ง€๊ธˆ์˜ ํŒŒ๊ดด์ ํ˜์‹ ์— ์ด๋ฅด๊ธฐ๊นŒ์ง€ ๊ฐ€์žฅ ๋งŽ์ด ์ ‘ํ•œ ๋‹จ์–ด ์ค‘ ํ•˜๋‚˜ ์ž…๋‹ˆ๋‹ค. ๊ทธ ๋งŒํผ ๋งŽ์€ ํ•™์ž๋“ค์ด ๊ธฐ์—…์„ ๊ฒฝ์˜ํ•˜๋Š”๋ฐ ์žˆ์–ด ๊ฐ€์„ค์„ ๋งŒ๋“ค๊ณ  ์ฆ๋ช…ํ•˜๋Š” ์ผ์ด ์ค‘์š”ํ•˜๋‹ค๋Š” ๊ฒƒ์— ๊ณต๊ฐ๋Œ€๋ฅผ ํ˜•์„ฑํ–ˆ๋‹ค๋Š” ๋œป์ผ ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ๊ฐ€์„ค์—๋Š” ์ˆ˜๋งŽ์€ ๋ณ€์ˆ˜๊ฐ€ ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ๋ณ€์ˆ˜์—๋Š” ๊ธฐ...

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python

Computer Vision 01) - Image Representation

## Image Representation & Classification ### Images as Grids of Pixels ```python import numpy as np from skimage import io import matplotlib.image as mpimg import matplotlib.pyplot as plt import cv...

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pytorch

Deep Learning 03) - How do neural networks work/learn?

How do neural networks work/learn? ## ์‹ ๊ฒฝ๋ง์€ ์–ด๋–ป๊ฒŒ ๋™์ž‘ํ•˜๋Š”๊ฐ€? ๋‹ค์–‘ํ•œ ์ •๋ณด๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ๋ถ€๋™์‚ฐ ๊ฐ€๊ฒฉ์„ ์˜ˆ์ธกํ•˜๋Š” ์ผ์„ ํ•ด๋ณด๋„๋ก ํ•˜์ž. ![03](../images/03.png) ๊ฐ€์žฅ ์ผ๋ฐ˜์ ์œผ๋กœ ํ•  ์ˆ˜ ์žˆ๋Š” ์ ‘๊ทผ์€, ๊ฐ๊ฐ์˜ ๋ฐ์ดํ„ฐ์— ์ ์ ˆํ•œ ๊ฐ€์ค‘์น˜๋ฅผ ์ ์šฉํ•œ ๊ฐ’์„ ๋ฐ”ํƒ•์œผ๋กœ ๊ฐ€๊ฒฉ์„ ์˜ˆ์ธกํ•˜๋Š”...

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pytorch

Deep Learning 02) - Activation Function

Deep Learning 02) Activation Function ## Activation Function ํ™œ์„ฑํ™” ํ•จ์ˆ˜ ![02](../images/02.png) ํ™œ์„ฑํ™” ํ•จ์ˆ˜๋Š” ๊ฐ€์ค‘์น˜๊ฐ€ ๋”ํ•ด์ง„ input value๋ฅผ ์–ด๋–ป๊ฒŒ ์ฒ˜๋ฆฌํ•  ๊ฒƒ์ธ์ง€ ๊ฒฐ์ •ํ•˜๋Š” ํ•จ์ˆ˜๋‹ค. ์ด๋Ÿฌํ•œ ํ™œ์„ฑํ™” ํ•จ์ˆ˜์—๋Š” ๋ช‡๊ฐ€์ง€ ์ข…๋ฅ˜๊ฐ€ ์žˆ๋‹ค. ### 1...

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pytorch

Deep Learning 01) - Neuron

Deep Learning 01) Neuron ## Neron ๋‰ด๋Ÿฐ์€ ๋”ฅ๋Ÿฌ๋‹์˜ ํ•ต์‹ฌ์ด ๋˜๋Š” ๊ฐœ๋…์ด๋‹ค. ๋‰ด๋ก  ํ•˜๋‚˜ ์ž์ฒด๋กœ๋Š” ๋ณ„๋‹ค๋ฅธ ๊ธฐ๋Šฅ์„ ํ•  ์ˆ˜ ์—†์ง€๋งŒ, ์—ฌ๋Ÿฌ๊ฐœ์˜ ๋‰ด๋Ÿฐ์ด ๋ชจ์—ฌ์•ผ ์ง„์ •ํ•˜๊ฒŒ ๊ธฐ๋Šฅ์„ ํ•  ์ˆ˜ ์žˆ๋‹ค. ์ผ๋‹จ ๋‰ด๋Ÿฐ์˜ ๊ตฌ์กฐ๋ฅผ ์‚ดํŽด๋ณด์ž. ![neuron](https://cdn-images-1.medium.com/max/1600/1*_Zy1C83cnmY...

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