8 changes by Nuxt Studio
@@ -26,31 +26,55 @@ In this article, we will cover:
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To start, it is important to understand the three main categories of machine learning:
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1. **Supervised Learning** This type of learning relies on labeled data, where the model learns to map inputs XXX to outputs yyy. Common tasks include:\* **Classification**: Assigning data to categories (e.g., spam detection).\* **Regression**: Predicting continuous values (e.g., house price estimation).
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2. **Unsupervised Learning** In this case, no labels are provided, and the goal is to find structures or patterns. Common tasks include:\* **Clustering**: Grouping similar data points (e.g., customer segmentation).\* **Dimensionality Reduction**: Simplifying data while retaining key information (e.g., PCA).* **Anomaly Detection**: Identifying unusual data points (e.g., fraud detection).
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1. **Supervised Learning** This type of learning relies on labeled data, where the model learns to map inputs $X$ to outputs $y$. Common tasks include:
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- **Classification**: Assigning data to categories (e.g., spam detection).
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- **Regression**: Predicting continuous values (e.g., house price estimation).
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2. **Unsupervised Learning** In this case, no labels are provided, and the goal is to find structures or patterns. Common tasks include:
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- **Clustering**: Grouping similar data points (e.g., customer segmentation).
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- **Dimensionality Reduction**: Simplifying data while retaining key information (e.g., PCA).
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- **Anomaly Detection**: Identifying unusual data points (e.g., fraud detection).
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3. **Reinforcement Learning** This learning type involves an agent interacting with an environment. The agent learns by trial and error to maximize cumulative rewards, as seen in robotics and gaming.
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With this overview of ML types, let’s now focus on supervised learning, the most widely used approach, and explore how to choose the right model.
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## Three Considerations for Choosing a Supervised Learning Model
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Selecting the right supervised learning model is critical and depends on several factors:
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1. **Problem Type**\* Is it a regression or classification problem?\* **Key Point**: Determine if the target variable is continuous or discrete.
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2. **Problem Complexity**\* Is the relationship between input features and the target variable linear or nonlinear?\* **Key Point**: Understand whether the data allows for easy predictions or requires more complex models.
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3. **Algorithmic Approach**\* Should you choose a feature-based or similarity-based model?\* **Key Point**: The choice of the model (e.g., linear regressions vs k-NN) depends on the dataset’s size and complexity.
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1. **Problem Type**
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- Is it a regression or classification problem?
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- **Key Point**: Determine if the target variable is continuous or discrete.
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2. **Problem Complexity**
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- Is the relationship between input features and the target variable linear or nonlinear?
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- **Key Point**: Understand whether the data allows for easy predictions or requires more complex models.
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3. **Algorithmic Approach**
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- Should you choose a feature-based or similarity-based model?
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- **Key Point**: The choice of the model (e.g., linear regressions vs k-NN) depends on the dataset’s size and complexity.
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Once the model type is defined, the next step is to delve into the full workflow of developing an ML model.
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# The Typical Workflow in Machine Learning
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## The Typical Workflow in Machine Learning
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A machine learning project generally follows these steps:
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1. **Data Preparation**\* Splitting data into training and testing sets.\* Preprocessing: scaling, handling missing values, etc.
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2. **Model Training**\* Fitting the model on training data: `model.fit(X, y)`.\* Optimising parameters and hyperparameters.
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3. **Prediction and Evaluation**\* Making predictions on unseen data: `model.predict(X)`.\* Comparing predictions ($\hat{y}$) with actual values ($y$).
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1. **Data Preparation** Splitting data into training and testing sets.\* Preprocessing: scaling, handling missing values, etc.
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2. **Model Training** Fitting the model on training data: `model.fit(X, y)`.\* Optimising parameters and hyperparameters.
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3. **Prediction and Evaluation** Making predictions on unseen data: `model.predict(X)`.\* Comparing predictions ($\hat{y}$) with actual values ($y$).
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**Transition:** Evaluation is a crucial step to verify the performance of a model. For regression problems, the R² score is a key indicator.
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Evaluation is a crucial step to verify the performance of a model. For regression problems, the R² score is a key indicator.
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## Evaluating Models: The R² Score
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@@ -65,7 +89,7 @@ Where:
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A $R^2$ close to 1 indicates a good fit.
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With these concepts in mind, you are better equipped to understand and apply ML models in your projects.
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@@ -13,7 +13,7 @@ My personal website is an overengineered playground where I tinker, explore new
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While it's still fresh in my mind, I wanted to document how this version of the site works, the tools I used to build it, and the challenges I overcame to bring it to its current state.
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## Ideas and Goals
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@@ -63,7 +63,7 @@ Nuxt UI aims to provide everything you need for the UI when building a Nuxt app,
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#### NuxtHub & Cloudflare workers
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NuxtHub is an innovative deployment and management platform tailored for Nuxt, leveraging the power of Cloudflare. Deploy your application effortlessly with database, key-value, and blob storage—all configured seamlessly within your Cloudflare account.
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@@ -81,7 +81,7 @@ One word : `If you know SQL — you know Drizzle.`
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#### Nuxt Studio
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Nuxt Studio introduces a fresh editing experience for your Nuxt Content website, providing limitless customization and a user-friendly interface. Edit your website effortlessly with our editor reminiscent of Notion, fostering seamless collaboration between developers and copywriters. It offers a rich text editor, markdown support, and a live preview, enabling you to create and edit content with ease.
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