μΊ‘μ€ν€ μ£Όμ κ° LLMμ μ΄μ©ν κ²μ μμ§ μ μμΌλ‘ μ’νμ§λ©΄μ νμ΄ν μΉ μ€ν°λλ₯Ό 겨μΈλ°©νλμ μμνμ΅λλ€.
κ΅μλκ»μ 곡μ ν΄μ£Όμ pytorch zero to all κ°μλ₯Ό μκ°νλ©΄μ μ 리ν λ΄μ©μ 곡μ νκ³ μ ν©λλ€.
μνμ μΈ λ΄μ©κ³Ό μ리μ λν΄μλ κ°λ¨ν μ 리νκ³ κ°μμ μ²μ 보λ μ£Όμ μμ£Όλ‘ μ 리ν λΆλΆμ΄λ μ μ²λΌ νμ΄ν μΉμ μ λ‘λ² μ΄μ€μλ λΆλ€κ»μλ νλ² μ½κ³ νμ΄ν μΉ μ€ν°λλ₯Ό μμνμλκ² λμμ΄ λ κ² κ°μ΅λλ€.
13κ°κΉμ§ λ΄μ©μ μ λΆ μ¬λ¦¬κ³ μ΄ν μΆκ°μ μΈ μ€ν°λλ₯Ό μ§νν λλ§λ€ μκ°μ λ΄μ΄ κ³΅λΆ λ΄μ©μ μ 리νκ³ μ ν©λλ€.
κ°μ λͺ©ν : νμ΄ν μΉμ μ ν λͺ¨λΈ κ°λ
μ μ΄μΌκΈ°νκ³ μ§λ λ¨Έμ λ¬λμμ μ ν λͺ¨λΈμ΄ μ¬μ©λλ λ°©λ²κ³Ό λͺ¨λΈνμ΅ λ° νκ° κ³Όμ μ μ€λͺ
νλ€. λν μμ€ κ³μ°κ³Ό νκ· μ κ³±μ€μ°¨(MSE)λ₯Ό μ¬μ©νμ¬ μμ€μ μ΅μν ν΄λ³Έλ€. λν νμ΄μ¬μμ μ ν λͺ¨λΈμ ꡬννλ μμλ₯Ό 보며 λͺ¨λΈμ μλ μ΅μ νλ₯Ό μν κ²½μ¬ νκ°κ°λ μ μκ°νλ€. |
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- [1] π Linear models are commonly used in machine learning for predicting outputs based on inputs. They are particularly useful when there is a linear relationship between the variables. - [2] β The loss function, specifically mean square error (MSE), is used to measure the difference between the predicted outputs and the actual outputs. The goal is to minimize this loss to improve the accuracy of the model. - [3] π Gradient descent is an optimization algorithm that iteratively adjusts the weights of the model to minimize the loss. It helps in automatically finding the best weight values that minimize the MSE. - [4] π Python provides a simple and efficient way to implement linear models and compute the loss. By defining the model as a function and using basic mathematical operations, the model can be easily programmed. - [5] π Graphical visualization of the loss function helps in understanding the relationship between weight values and the corresponding loss. This visualization can guide the optimization process and identify the best weight value. - [6] π The process of finding the best weight value is crucial for machine learning models, especially when there are multiple parameters. Gradient descent offers an automated way to optimize the model and minimize the loss. - [7] π Exercises and hands-on experience are essential for gaining a deeper understanding of linear models, loss calculation, and optimization techniques. Practicing with different datasets and computing the cost graph can enhance learning and problem-solving skills. |
- [1] π μ ν λͺ¨λΈμ μ
λ ₯μ κΈ°λ°μΌλ‘ μΆλ ₯μ μμΈ‘νκΈ° μν΄ κΈ°κ³ νμ΅μμ μΌλ°μ μΌλ‘ μ¬μ©λλ€. λ³μ μ¬μ΄μ μ ν κ΄κ³κ° μμλ νΉνλ μ μ©νλ€. - [2] βμμ€ ν¨μ, νΉν νκ· μ κ³± μ€μ°¨(MSE)λ μμΈ‘ μΆλ ₯κ³Ό μ€μ μΆ κ°μ μ°¨μ΄λ₯Ό μΈ‘μ νλλ° μ¬μ©λλ€. λͺ©νλ μ΄λ¬ν μμ€μ μ΅μννμ¬ λͺ¨λΈμ μ νλλ₯Ό λμ΄λ κ²μ΄λ€. - [3] π gradient descent-κ²½μ¬ νκ°λ²μ μμ€μ μ΅μννκΈ° μν΄ λͺ¨λΈμ κ°μ€μΉλ₯Ό λ°λ³΅μ μΌλ‘ μ‘°μ νλ μ΅μ ν μκ³ λ¦¬μ¦μ΄λ€. μ΄λ MSEλ₯Ό μ΅μννλ μ΅μμ μ€λκ°μ μλμΌλ‘ μ°Ύλλ° λμμ΄ λλ€. - [4] π νμ΄μ¬μ μ ν λͺ¨λΈμ ꡬννκ³ μμ€μ κ³μ°νλ κ°λ¨νκ³ ν¨μ¨μ μΈ λ°©λ²μ μ 곡νλ€. λͺ¨λΈμ ν¨μλ‘ μ μνκ³ κΈ°λ³Έμ μΈ μνμ μ°μ°μ μ¬μ©νλ©΄ λͺ¨λΈμ μ½κ² νλ‘κ·Έλλ° ν μ μλ€. - [5] π μμ€ ν¨μμ κ·Έλν½ μκ°νλ κ°μ€μΉ κ°κ³Ό ν΄λΉ μμ€ κ°μ κ΄κ³λ₯Ό μ΄ν΄νλλ° λμμ΄ λλ€. μ΄ μκ°νλ μ΅μ ν νλ‘μΈμ€λ₯Ό μλ΄νκ³ μ΅μμ κ°μ€μΉ κ°μ μλ³ν μ μλ€. - [6] π μ΅μ μ κ°μ€μΉ κ°μ μ°Ύλ νλ‘μΈμ€λ νΉν μ¬λ¬ 맀κ°λ³μκ° μλ κ²½μ° κΈ°κ³ νμ΅ λͺ¨λΈμ λ§€μ° μ€μνλ€. κ²½μ¬νκ°λ²μ λͺ¨λΈμ μ΅μ ννκ³ μμ€μ μ΅μννλ μλνλ λ°©λ²μ μ 곡νλ€. - [7] π μ ν λͺ¨λΈ, μμ€ κ³μ° λ° μ΅μ ν κΈ°μ μ λ κΉμ΄ μ΄ν΄νλ €λ©΄ μ°μ΅κ³Ό μ€μ΅ κ²½νμ΄ νμμ . λ€μν λ°μ΄ν°μ μΌλ‘ μ°μ΅νκ³ λΉμ© κ·Έλνλ₯Ό κ³μ°νλ©° νμ΅ λ° λ¬Έμ ν΄κ²° κΈ°μ μ ν₯μμν¬ μ μμ. |
https://youtu.be/l-Fe9Ekxxj4?feature=shared