https://github.com/srivathsanp23/used-car-price-prediction

Used-Car_price prediction using XGBoost Regressor
https://github.com/srivathsanp23/used-car-price-prediction

data-preprocessing feature-engineering feature-extraction labelencoder machine-learning minmaxscaling model-development xgboost-regression

Last synced: 2 months ago
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Used-Car_price prediction using XGBoost Regressor

• Host: GitHub
• URL: https://github.com/srivathsanp23/used-car-price-prediction
• Owner: SrivathsanP23
• Created: 2024-09-15T20:10:37.000Z (8 months ago)
• Default Branch: main
• Last Pushed: 2024-09-30T07:18:25.000Z (8 months ago)
• Last Synced: 2025-01-28T23:30:05.505Z (4 months ago)
• Topics: data-preprocessing, feature-engineering, feature-extraction, labelencoder, machine-learning, minmaxscaling, model-development, xgboost-regression
• Language: Jupyter Notebook
• Homepage: https://used-car-priceprediction.streamlit.app/
• Size: 17.1 MB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Regression Algorithms Explained

## 1. Linear Regression

Imagine drawing a straight line through a scatter plot of points that best represents the overall trend.

- **Concept**: Finds the best straight line to fit the data.

- **Pros**: Simple, interpretable.

- **Cons**: Assumes a linear relationship, which isn't always true.

- **Use when**: You have a roughly linear relationship between variables.

## 2. Random Forest

Picture a forest where each tree gives a prediction, and the final prediction is the average of all trees.

- **Concept**: Builds multiple decision trees and averages their predictions.

- **Pros**: Handles non-linear relationships, less prone to overfitting.

- **Cons**: Less interpretable than linear regression.

- **Use when**: You have complex relationships and want a robust model.

## 3. XGBoost (eXtreme Gradient Boosting)

Think of a team of weak learners that gradually improve by focusing on the mistakes of previous learners.

- **Concept**: Builds trees sequentially, each correcting the errors of the previous ones.

- **Pros**: Often provides high accuracy, handles various data types.

- **Cons**: Can overfit if not tuned properly, less interpretable.

- **Use when**: You want high performance and have time to tune parameters.

## 4. Gradient Boosting Regressor

Similar to XGBoost, it's like a team learning from its mistakes, but with a different learning strategy.

- **Concept**: Builds trees sequentially, each focusing on the residuals of the previous ones.

- **Pros**: High performance, can handle different types of data.

- **Cons**: Can overfit, requires careful tuning.

- **Use when**: You want high accuracy and interpretability is less important.

- **Pros**: Simple to understand, works with non-linear data.

- **Cons**: Can be slow with large datasets, sensitive to irrelevant features.

- **Use when**: You have a smaller dataset and the relationship is very complex or unknown.

Remember, the best algorithm often depends on your specific dataset and problem. It's common to try several and compare their performance.