Amazon Machine Learning and SageMaker Algorithms: A Guide

Data Science is an ever-evolving field and Amazon Web Services (AWS) is at the forefront of this revolution, providing a suite of tools that facilitates Machine Learning (ML) and Artificial Intelligence (AI) development. Today, we’ll delve into understanding Amazon Machine Learning and SageMaker algorithms.

Data Science is an ever-evolving field and Amazon Web Services (AWS) is at the forefront of this revolution, providing a suite of tools that facilitates Machine Learning (ML) and Artificial Intelligence (AI) development. Today, we’ll delve into understanding Amazon Machine Learning and SageMaker algorithms.


What is Amazon Machine Learning?

Amazon Machine Learning is a managed service that helps to create ML models without the need to learn complex ML algorithms and technology. It provides visualization tools and wizards to create ML models that can be used for various predictive applications.

Amazon ML supports three types of models:

  • Binary Classification for predicting one of two outcomes.
  • Multiclass Classification for predicting multiple possible outcomes.
  • Regression for predicting a number.

Notes: As of December 08, AWS is no longer updating the Amazon Machine Learning.

What is Amazon SageMaker?

Amazon SageMaker is an end-to-end cloud ML platform designed to simplify, expedite, and streamline each step of the ML workflow. It empowers you to build, train, and deploy ML models quickly, and it includes modules to handle all aspects of the ML process.

Now, let’s explore some key SageMaker algorithms.

Tabular Data

Tabular data encompasses datasets organized in tables with rows representing observations and columns containing features. SageMaker’s built-in algorithms designed for tabular data are versatile, serving both classification and regression tasks.

1. Linear Learner Algorithm

The Linear Learner algorithm provides both binary classification and regression. It’s a supervised ML algorithm where you provide labeled training data and a model is trained to make predictions based on that data.

2. AutoGluon-Tabular

AutoGluon-Tabular, an open-source AutoML framework, excels through the strategic ensemble of models and stacking them across multiple layers.

3. CatBoost

CatBoost, implementing the gradient-boosted trees algorithm, introduces ordered boosting and an innovative approach to handling categorical features.

4. Factorization Machines

Factorization Machines (FM) are a general-purpose supervised learning algorithm that you can use for both classification and regression tasks. They are a good choice when dealing with sparse data sets.

5. K-Nearest Neighbors

K-Nearest Neighbors (k-NN) Algorithm, a non-parametric method, utilizes the k nearest labeled points for classification or predicts target values through averaging the k nearest points for regression.

6. XGBoost Algorithm

XGBoost is a popular and efficient open-source implementation of the gradient boosted trees algorithm. It’s a supervised learning algorithm that supports regression, binary, and multiclass classification.

7. TabTransformer

TabTransformer introduces a novel deep tabular data modeling architecture based on self-attention-based Transformers.

8. LightGBM

LightGBM, another implementation of the gradient-boosted trees algorithm, incorporates Gradient-based One-Side Sampling (GOSS) and Exclusive Feature Bundling (EFB) for enhanced efficiency and scalability.

Textual Data

SageMaker offers specialized algorithms tailored for the analysis of textual documents, applicable in diverse natural language processing tasks, including document classification, summarization, topic modeling, and language transcription or translation.

1. BlazingText Algorithm

BlazingText is a highly optimized implementation of Word2vec and text classification algorithms designed for effortless scalability to large datasets. Its versatility makes it valuable for various downstream natural language processing (NLP) tasks.

2. Latent Dirichlet Allocation (LDA) Algorithm

LDA is an unsupervised algorithm suitable for identifying topics within a set of documents. It operates without utilizing example data with answers during training, providing a robust approach to topic modeling.

3. Neural Topic Model (NTM) Algorithm

NTM is another unsupervised technique designed to determine topics within a set of documents. It employs a neural network approach, offering an alternative perspective in uncovering meaningful patterns in textual data.

4. Object2Vec Algorithm

Object2Vec is a general-purpose neural embedding algorithm applicable in recommendation systems, document classification, and sentence embeddings. Its flexibility makes it a versatile choice for various applications in textual data analysis.

5. Sequence-to-Sequence Algorithm

Sequence-to-Sequence is a supervised algorithm commonly used for neural machine translation. It excels in tasks that involve transforming sequences, making it a valuable tool in language-related applications.

6. Text Classification - TensorFlow

Text Classification - TensorFlow is a supervised algorithm supporting transfer learning with pre-trained models available for text classification. This algorithm leverages TensorFlow, providing a powerful and flexible solution for tasks involving the classification of textual data.

Time-Series Data

SageMaker offers algorithms specifically designed for analyzing time-series data, serving applications such as forecasting product demand, server loads, webpage requests, and more.

1. DeepAR Forecasting Algorithm

The DeepAR Forecasting Algorithm is a supervised learning approach for forecasting scalar (one-dimensional) time series. It utilizes recurrent neural networks (RNN) to capture temporal dependencies, making it a powerful tool for accurate and insightful predictions in time-series analysis.

Unsupervised Algorithms

Amazon SageMaker offers a range of built-in algorithms suitable for various unsupervised learning tasks, including clustering, dimension reduction, pattern recognition, and anomaly detection.

1. IP Insights

IP Insights is designed to learn usage patterns for IPv4 addresses, capturing associations between IPv4 addresses and various entities, such as user IDs or account numbers.

2. K-Means Algorithm

The K-Means Algorithm identifies discrete groupings within data, ensuring that members within a group are as similar as possible to each other while being as different as possible from members of other groups.

3. Principal Component Analysis (PCA) Algorithm

The PCA Algorithm reduces dataset dimensionality by projecting data points onto the first few principal components. The goal is to retain as much information or variation as possible. Principal components are, mathematically, the eigenvectors of the data’s covariance matrix.

4. Random Cut Forest (RCF) Algorithm

The Random Cut Forest (RCF) Algorithm is adept at detecting anomalous data points within a dataset, identifying deviations from well-structured or patterned data. Its focus is on pinpointing outliers and anomalies within the overall data structure.


SageMaker offers a set of image processing algorithms tailored for tasks such as image classification, object detection, and computer vision.

Image Classification - MXNet

The Image Classification - MXNet algorithm employs supervised learning, utilizing example data with answers. It is designed for classifying images, making it a valuable tool in tasks requiring accurate image categorization.

Image Classification - TensorFlow

Image Classification - TensorFlow utilizes pre-trained TensorFlow Hub models, employing a supervised learning approach. This algorithm allows for fine-tuning on specific tasks, providing flexibility for image classification applications.

Object Detection - MXNet

Object Detection - MXNet is a supervised learning algorithm that simultaneously detects and classifies objects within images using a single deep neural network. It efficiently identifies instances of objects in complex image scenes.

Object Detection - TensorFlow

Object Detection - TensorFlow is a supervised learning algorithm specialized in detecting bounding boxes and assigning object labels within images. It supports transfer learning with pre-trained TensorFlow models, enhancing its capabilities in various object detection tasks.

Semantic Segmentation Algorithm

The Semantic Segmentation Algorithm offers a fine-grained, pixel-level approach to developing computer vision applications. This algorithm is instrumental in tasks where precise identification and delineation of objects within an image are crucial.



In conclusion, Amazon Machine Learning and SageMaker algorithms offer a robust foundation for developing and deploying ML models. The seamless integration of algorithms into the SageMaker ecosystem, coupled with the platform’s user-friendly features, positions AWS as a frontrunner in the ever-evolving landscape of data science.

As we embark on this data-driven journey, the guide serves as a compass, providing insights into the vast potential and capabilities that Amazon SageMaker unfolds. Stay tuned for further exploration into advanced topics such as hyperparameter tuning and model optimization. The future of data science, guided by AWS innovations, holds boundless possibilities.

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