ML implementation and Operation (Domain 4)

Overview Amazon Forecast uses historical time series data combined with user provided parameter data to generate predictions. The service requires time series data as an input. This can be argumented with local weather data. The desired quantile or mean forcast can be selected and the forcast is output as a CSV file. The output is…

Overview Amazon Personalize draws on features that Amazon incorporates into their own retail website. This includes personalization experiences, including specific product recommendations, personalized product re-ranking, and customized direct marketing. The Amazon Personalize AI service provides personalisation with AWS doing all the heavy lifting of providing the Machine Learning infrastructure to train and deploy the model….

Overview Lex provides natural language chatbot capability. It is based on the same technology as Amazon Alexa. With Lex a user can communicate by voice as part of a conversation to achieve their desired goal or intent. Lex analyses what the user says, this is termed an utterance. From a few text examples Lex can…

Overview Amazon Polly converts text to speech, allowing you to build speech enabled services. Polly can translate text to speech (TTS) to produce realistic voice messages to which a user can take action, or respond as part of a conversation. Video: Text-to-Speech with Amazon Polly Key features of Amazon Poly Amazon Poly use cases Video:…

Overview Amazon Comprehend is used to analyse text to reveal insights and relationships in unstructured data. The data can be any type of free form text such as emails or text messages. For sentiment analysis Amazon Comprehend can tell you the overall sentiment of the text identifying if it was favourable to the subject, or…

Overview Amazon Translate translates text from one language to another. You can translate individual words, phrases, or entire documents. An API is provided, enabling either real-time or batch translation of text from the source language to the target language. Video: What is Amazon Translate? Key features Use cases Translate use cases have three features in…

Overview Amazon Transcribe converts speech to text, by using Automatic Speech Recognition (ASR) technology which is the same underlying technology used by Amazon Alexa. Transcribe can work with multiple languages and speakers and incorporate custom vocabulary provided by the user. Transcribe can be configured to remove sensitive text, such as PII information or swearing. Video:…

Overview Amazon Textract is used to convert scanned documents to text. This includes text in tables and hand written form. When text is extracted it is returned with coordinates that identify a box shaped area on the document. This allows for auditing later since the text can be traced back to a specific area in…