SageMaker Algorithms

Question 1

Predict if an item belongs to a category: an email spam filter

Answer 1

Factorization Machines, K-Nearest Neighbors (k-NN), Linear Learner, XGBoost with Amazon SageMaker

Question 2

Predict a numeric/continuous value: estimate the value of a house

Answer 2

Factorization Machines, K-Nearest Neighbors (k-NN), Linear Learner, XGBoost with Amazon SageMaker

Question 3

Based on historical data for a behavior, predict future behavior: predict sales on a new product based on previous sales data.

Answer 3

SageMaker DeepAR

Question 4

Improve the data embeddings of the high-dimensional objects: identify duplicate support tickets or find the correct routing based on similarity of text in the tickets

Answer 4

Object2Vec Algorithm

Question 5

Drop those columns from a dataset that have a weak relation with the label/target variable: the color of a car when predicting its mileage.

Answer 5

Principal Component Analysis (PCA) Algorithm

Question 6

Detect abnormal behavior in application: spot when an IoT sensor is sending abnormal readings

Answer 6

Random Cut Forest (RCF) Algorithm

Question 7

Protect your application from suspicious users: detect if an IP address accessing a service might be from a bad actor

Answer 7

IP Insights

Question 8

Group similar objects/data together: find high-, medium-, and low-spending customers from their transaction histories

Answer 8

K-Means Algorithm

Question 9

Organize a set of documents into topics (not known in advance): tag a document as belonging to a medical category based on the terms used in the document.

Answer 9

Latent Dirichlet Allocation (LDA) Algorithm, Neural Topic Model (NTM) Algorithm

Question 10

Assign pre-defined categories to documents in a corpus: categorize books in a library into academic disciplines

Answer 10

BlazingText algorithm, Text Classification - TensorFlow

Question 11

Convert text from one language to other: Spanish to English

Answer 11

Sequence-to-Sequence Algorithm

Question 12

Summarize a long text corpus: an abstract for a research paper

Answer 12

Sequence-to-Sequence Algorithm

Question 13

Convert audio files to text: transcribe call center conversations for further analysis

Answer 13

Sequence-to-Sequence Algorithm

Question 14

Label/tag an image based on the content of the image: alerts about adult content in an image

Answer 14

Image Classification - MXNet

Question 15

Classify something in an image using transfer learning.

Answer 15

Image Classification - TensorFlow

Question 16

Detect people and objects in an image: police review a large photo gallery for a missing person

Answer 16

Object Detection - MXNet, Object Detection - TensorFlow

Question 17

Tag every pixel of an image individually with a category: self-driving cars prepare to identify objects in their way

Answer 17

Semantic Segmentation Algorithm