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AWS Machine Learning & AI

//AWS Machine Learning & AI

Amazon Comprehend

2022-09-22T11:47:48+00:00

Bookmarks Common Use Cases Concepts Pricing Validate Your Knowledge What is Amazon Comprehend? A managed Natural Language Processing (NLP) service that you can use to extract meaningful information from unstructured texts so you can analyze them in a human-like context. It is an off-the-shelf solution that does not require deep machine learning expertise to get started. Works with social media feeds, web pages, comments, product reviews, articles, or emails. Can analyze texts in real-time by using built-in and custom models. Also offers medical insights and protected health information (PHI) detection via Amazon Comprehend [...]

Amazon Comprehend2022-09-22T11:47:48+00:00

AWS DeepLens

2021-05-06T05:14:23+00:00

A deep learning-enabled camera for developers A wireless-enabled camera integrated with AWS Cloud Capable of delivering 100GFLOPS of computing power (1 billion operations per second) Contains sample projects at launch to get you started Optimized for Apache MXNet, TensorFlow, and Caffe Integrates with Amazon Rekognition for advanced image analysis Common use cases Developing computer vision applications such as: Face Detection Activity Detection Object Detection Bird Classification  Artistic Style Transfer AWS DeepLens needs 3 AWS services to create a project: Amazon SageMaker  Train/validate custom or pre-trained models  AWS Lambda Preprocessing  Capturing inference Displaying output AWS IoT Greengrass Deploys application project and [...]

AWS DeepLens2021-05-06T05:14:23+00:00

Amazon SageMaker

2021-05-07T11:23:59+00:00

Bookmarks Concepts Optimization Monitoring Pricing Note Validate Your Knowledge A fully managed service that allows data scientists and developers to easily build, train, and deploy machine learning models at scale. Provides built-in algorithms that you can immediately use for model training. Also supports custom algorithms through docker containers. One-click model deployment. Concepts Hyperparameters It refers to a set of variables that controls how a model is trained. You can think of them as “volume knobs” that you can tune to acquire your model’s objective. Automatic Model Tuning Finds the best version [...]

Amazon SageMaker2021-05-07T11:23:59+00:00

Amazon Lex

2021-05-06T05:04:47+00:00

A service that can help you build conversational interfaces using voice and text. Uses automatic speech recognition (ASR) to convert speech to text. Uses natural language understanding (NLU) for recognizing the intent of the text. Provides highly-engaging user experiences and lifelike conversational interactions. Gets more intelligent over time by using deep learning. Common Use Cases AI Chatbots Informational bots Enterprise Productivity bots Voice Assistants Concepts Bots Performs automated tasks such as ordering food or booking flights. Supports multiple intents - for example, a bot can book a reservation or may choose to cancel it. Intent A set of actions given [...]

Amazon Lex2021-05-06T05:04:47+00:00

Amazon Elastic Inference

2021-05-06T04:28:37+00:00

Allows attaching low-cost GPU-powered inference acceleration to EC2 instances, SageMaker instances, or ECS tasks. Reduce machine learning inference costs by up to 75%. Common use cases Computer vision Natural language processing Speech recognition Concepts Accelerator A GPU-powered hardware device provisioned.  It is not a part of the hardware where your instance is hosted. Uses AWS PrivateLink endpoint service to attach to the instance over the network. Only a single endpoint service is required in every Availability Zone to connect Elastic Inference accelerator to instances. Features Supports TensorFlow, Apache MXNet, PyTorch, and ONNX models. Can provide 1 to 32 trillion floating-point [...]

Amazon Elastic Inference2021-05-06T04:28:37+00:00

Amazon Polly

2021-05-07T06:15:36+00:00

Bookmarks Common use cases Concepts Features Pricing Validate Your Knowledge A text-to-speech (TTS) service Uses advanced deep learning technologies to convert text into natural, lifelike speech It supports saving text into MP3, OGG, and PCM file formats. Offers Standard and Neural TTS (NTTS) Common use cases Increase customer engagement Language learning applications Helps visually impaired individuals to consume digital content Testing in-game dialogs Voice response Concepts Speech Synthesis Markup Language (SSML) Uses XML-based tags to modify different aspects of the text-to-speech output. Can control pitch, speaking style, speech rate, and volume. Standard [...]

Amazon Polly2021-05-07T06:15:36+00:00

Amazon Transcribe

2021-07-14T06:01:12+00:00

A fully managed automatic speech recognition (ASR) service. Converts speech into text. It supports a wide variety of audio coding formats such as WAV, MP3, MP4, FLAC, AMR, AMR-WB, Ogg, and WebM. It can process batch and streaming transcriptions. Common Use Cases Transcribing customer calls Meeting transcription Closed captioning Generating metadata to create a searchable archive Concepts A confidence score is between 0 and 100, indicating the probability that a given prediction is correct. Low-fidelity (lo-fi) is a term used to describe audio recordings that exhibit poor sound quality. The term high-fidelity refers to high-quality audio recordings. Automatic content redaction [...]

Amazon Transcribe2021-07-14T06:01:12+00:00

Amazon Translate

2021-05-06T05:13:29+00:00

A Neural Machine Translation service that provides fluent translation with higher accuracy than traditional statistical and rule-based translation models. Powered by deep learning models that deliver fast, accurate, and affordable translation between supported languages. Supports batch translation, real-time, and on-demand translations. Common Use Cases Language localization Translating content for text analytics Cross-lingual communication Concepts Amazon Translate uses a Translation Model that consists of two (2) components: Encoder Read a source text one word at a time. Creates a semantic representation of each word. Decoder Uses the constructed semantic representation of the encoded text and translates it to the target language [...]

Amazon Translate2021-05-06T05:13:29+00:00

Amazon Rekognition

2021-05-06T05:10:17+00:00

A service that makes it easy to add powerful visual analysis to your applications. There are two services under Amazon Rekognition: Rekognition Image lets you easily build powerful applications to search, verify, and organize millions of images. Rekognition Video lets you extract motion-based context from stored or live stream videos and helps you analyze them. Rekognition Image An image recognition service that detects objects, scenes, and faces; extracts text, and many more. It also allows you to search and compare faces. The service uses deep neural network models to detect and label thousands of objects and scenes in your images. [...]

Amazon Rekognition2021-05-06T05:10:17+00:00

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