Data Modeling for Machine Learning Overview, Exams of Advanced Education

Data Modeling for Machine Learning Overview

Typology: Exams

2025/2026

Available from 04/18/2026

lectben
lectben ๐Ÿ‡บ๐Ÿ‡ธ

5

(1)

7.7K documents

1 / 6

Toggle sidebar

This page cannot be seen from the preview

Don't miss anything!

bg1
Data Modeling for Machine Learning
Overview
Data Collection and Preparation - CORRECT ANSWER โœ”โœ”โœ” Gather and preprocess
raw data for analysis.
Feature Selection and Engineering - CORRECT ANSWER โœ”โœ”โœ” Identify and modify
key variables influencing outcomes.
Model Selection - CORRECT ANSWER โœ”โœ”โœ” Choose appropriate machine learning
algorithms for tasks.
Training the Model - CORRECT ANSWER โœ”โœ”โœ” Feed data to model for learning and
error minimization.
Evaluation and Validation - CORRECT ANSWER โœ”โœ”โœ” Measure model accuracy
using various performance metrics.
Model Tuning - CORRECT ANSWER โœ”โœ”โœ” Adjust hyperparameters to improve model
accuracy.
Deployment and Monitoring - CORRECT ANSWER โœ”โœ”โœ” Implement model in
production and track performance.
Data Relationships - CORRECT ANSWER โœ”โœ”โœ” Uncover dependencies and patterns
in data.
Data Quality - CORRECT ANSWER โœ”โœ”โœ” Address issues like missing values and
outliers.
Feature Engineering - CORRECT ANSWER โœ”โœ”โœ” Create new features to enhance
model performance.
Reducing Complexity - CORRECT ANSWER โœ”โœ”โœ” Simplify datasets to facilitate
analysis and visualization.
Model Interpretability - CORRECT ANSWER โœ”โœ”โœ” Understand how input data affects
model outcomes.
Scalability and Efficiency - CORRECT ANSWER โœ”โœ”โœ” Blueprint for data flow to
support larger datasets.
Consistent Data Preparation - CORRECT ANSWER โœ”โœ”โœ” Standardized models
support reuse across projects.
Descriptive Models - CORRECT ANSWER โœ”โœ”โœ” Analyze historical data to uncover
patterns.
Clustering - CORRECT ANSWER โœ”โœ”โœ” Group similar data points based on features.
Association Rule Mining - CORRECT ANSWER โœ”โœ”โœ” Identify correlations between
variables in datasets.
pf3
pf4
pf5

Partial preview of the text

Download Data Modeling for Machine Learning Overview and more Exams Advanced Education in PDF only on Docsity!

Data Modeling for Machine Learning

Overview

Data Collection and Preparation - CORRECT ANSWER โœ”โœ”โœ” Gather and preprocess raw data for analysis. Feature Selection and Engineering - CORRECT ANSWER โœ”โœ”โœ” Identify and modify key variables influencing outcomes. Model Selection - CORRECT ANSWER โœ”โœ”โœ” Choose appropriate machine learning algorithms for tasks. Training the Model - CORRECT ANSWER โœ”โœ”โœ” Feed data to model for learning and error minimization. Evaluation and Validation - CORRECT ANSWER โœ”โœ”โœ” Measure model accuracy using various performance metrics. Model Tuning - CORRECT ANSWER โœ”โœ”โœ” Adjust hyperparameters to improve model accuracy. Deployment and Monitoring - CORRECT ANSWER โœ”โœ”โœ” Implement model in production and track performance. Data Relationships - CORRECT ANSWER โœ”โœ”โœ” Uncover dependencies and patterns in data. Data Quality - CORRECT ANSWER โœ”โœ”โœ” Address issues like missing values and outliers. Feature Engineering - CORRECT ANSWER โœ”โœ”โœ” Create new features to enhance model performance. Reducing Complexity - CORRECT ANSWER โœ”โœ”โœ” Simplify datasets to facilitate analysis and visualization. Model Interpretability - CORRECT ANSWER โœ”โœ”โœ” Understand how input data affects model outcomes. Scalability and Efficiency - CORRECT ANSWER โœ”โœ”โœ” Blueprint for data flow to support larger datasets. Consistent Data Preparation - CORRECT ANSWER โœ”โœ”โœ” Standardized models support reuse across projects. Descriptive Models - CORRECT ANSWER โœ”โœ”โœ” Analyze historical data to uncover patterns. Clustering - CORRECT ANSWER โœ”โœ”โœ” Group similar data points based on features. Association Rule Mining - CORRECT ANSWER โœ”โœ”โœ” Identify correlations between variables in datasets.

Dimensionality Reduction - CORRECT ANSWER โœ”โœ”โœ” Reduce features while retaining important information. Predictive Models - CORRECT ANSWER โœ”โœ”โœ” Make predictions about future events using data. Regression - CORRECT ANSWER โœ”โœ”โœ” Model relationship between dependent and independent variables. Classification - CORRECT ANSWER โœ”โœ”โœ” Categorize data points into predefined classes. Time Series Forecasting - CORRECT ANSWER โœ”โœ”โœ” Predict future values using historical time-based data. Prescriptive Models - CORRECT ANSWER โœ”โœ”โœ” Suggest optimal actions based on predictions. Recommendation Systems - CORRECT ANSWER โœ”โœ”โœ” Suggest items based on user behavior and preferences. Optimization Models - CORRECT ANSWER โœ”โœ”โœ” Find best solutions from various decision scenarios. Mean Squared Error - CORRECT ANSWER โœ”โœ”โœ” Metric for measuring prediction accuracy in regression. F1 Score - CORRECT ANSWER โœ”โœ”โœ” Harmonic mean of precision and recall. Cross-Validation - CORRECT ANSWER โœ”โœ”โœ” Technique for assessing model performance and avoiding overfitting. ARIMA Models - CORRECT ANSWER โœ”โœ”โœ” Used for time series forecasting of trends. Logistics - CORRECT ANSWER โœ”โœ”โœ” Management of resources and supply chains. Resource Allocation - CORRECT ANSWER โœ”โœ”โœ” Distribution of resources for optimal efficiency. Manufacturing Processes - CORRECT ANSWER โœ”โœ”โœ” Methods used to produce goods and services. Decision Support Systems (DSS) - CORRECT ANSWER โœ”โœ”โœ” Tools for informed decision-making through scenario evaluation. Monte Carlo Simulations - CORRECT ANSWER โœ”โœ”โœ” Statistical methods for predicting outcomes in risk management. Data Preprocessing - CORRECT ANSWER โœ”โœ”โœ” Cleaning and structuring raw data for analysis. Data Cleaning - CORRECT ANSWER โœ”โœ”โœ” Removing errors and inconsistencies from raw data.

Wrapper Methods - CORRECT ANSWER โœ”โœ”โœ” Evaluate feature subsets by model performance. Recursive Feature Elimination (RFE) - CORRECT ANSWER โœ”โœ”โœ” Removes least important features recursively. Exhaustive Search - CORRECT ANSWER โœ”โœ”โœ” Tests all feature combinations for selection. Embedded Methods - CORRECT ANSWER โœ”โœ”โœ” Feature selection integrated during model training. Lasso Regression - CORRECT ANSWER โœ”โœ”โœ” Linear regression with L regularization for sparsity. Decision Trees - CORRECT ANSWER โœ”โœ”โœ” Algorithms that select informative features for splits. Random Forests - CORRECT ANSWER โœ”โœ”โœ” Ensemble method using multiple decision trees. Feature Importance Visualization - CORRECT ANSWER โœ”โœ”โœ” Shows influence of features on model predictions. SHAP Values - CORRECT ANSWER โœ”โœ”โœ” Measure of feature contribution from game theory. LIME - CORRECT ANSWER โœ”โœ”โœ” Explains individual predictions using simpler models. Data Splitting - CORRECT ANSWER โœ”โœ”โœ” Dividing data for training and testing purposes. Overfitting - CORRECT ANSWER โœ”โœ”โœ” Model memorizes training data, failing on new data. Model Evaluation - CORRECT ANSWER โœ”โœ”โœ” Assessing model performance on unseen data. Train-Test Split - CORRECT ANSWER โœ”โœ”โœ” Commonly 80% training, 20% testing ratio. Stratified Sampling - CORRECT ANSWER โœ”โœ”โœ” Preserves class distribution in splits. K-Fold Cross-Validation - CORRECT ANSWER โœ”โœ”โœ” Divides data into k folds for training/testing. Leave-One-Out Cross-Validation (LOOCV) - CORRECT ANSWER โœ”โœ”โœ” Each sample used once for testing in small datasets. scikit-learn - CORRECT ANSWER โœ”โœ”โœ” Library for machine learning with various utilities.

train_test_split - CORRECT ANSWER โœ”โœ”โœ” Function to split data into training and testing. cross_val_score - CORRECT ANSWER โœ”โœ”โœ” Simplifies k-fold cross-validation process. TensorFlow - CORRECT ANSWER โœ”โœ”โœ” Library for deep learning and neural networks. PyTorch - CORRECT ANSWER โœ”โœ”โœ” Flexible library for deep learning applications. AutoML Platforms - CORRECT ANSWER โœ”โœ”โœ” Tools simplifying machine learning for non-experts. Supervised Learning - CORRECT ANSWER โœ”โœ”โœ” Models trained on labeled data for predictions. Linear Regression - CORRECT ANSWER โœ”โœ”โœ” Predicts continuous outcomes using linear relationships. Support Vector Machines (SVM) - CORRECT ANSWER โœ”โœ”โœ” Classifies by maximizing the margin between classes. Unsupervised Learning - CORRECT ANSWER โœ”โœ”โœ” Models trained on unlabeled data to find patterns. K-Means Clustering - CORRECT ANSWER โœ”โœ”โœ” Partitions data into k clusters based on means. Principal Component Analysis (PCA) - CORRECT ANSWER โœ”โœ”โœ” Reduces dimensionality while retaining significant information. Semi-Supervised Learning - CORRECT ANSWER โœ”โœ”โœ” Uses few labeled and many unlabeled data points. Self-Supervised Learning - CORRECT ANSWER โœ”โœ”โœ” Creates labels from data structure for training. Imbalanced Data - CORRECT ANSWER โœ”โœ”โœ” One class significantly outnumbers others in dataset. Biased Predictions - CORRECT ANSWER โœ”โœ”โœ” Models favor majority class, neglecting minority class. Poor Generalization - CORRECT ANSWER โœ”โœ”โœ” Model fails to learn from minority class data. Misleading Evaluation Metrics - CORRECT ANSWER โœ”โœ”โœ” Standard metrics like accuracy can be deceptive. Precision - CORRECT ANSWER โœ”โœ”โœ” True positives divided by total predicted positives. Recall - CORRECT ANSWER โœ”โœ”โœ” True positives divided by actual positives.