Machine Learning
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Unsupervised Learning
Quick Definition
Discovering hidden patterns in unlabeled data
Full Definition
A ML approach where models discover hidden patterns in data without labeled outputs.
Examples
customer segmentation, dimensionality reduction, anomaly detection
Related Terms
clustering
dimensionality-reduction
More Machine Learning Terms
PCA
Statistical technique reducing dimensionality via principal components
Survival Analysis
Statistical methods analyzing time until an event occurs
Self-Supervised Learning
Generating supervisory signals from unlabeled data for training
XGBoost
Optimized gradient boosting library for structured data
Data Augmentation
Artificially increasing training data through modified copies
Markov Chain
Stochastic model where events depend only on previous state