Lessons learned from 10 years of DynamoDB

Prioritizing predictability over efficiency, adapting data partitioning to traffic, and continuous verification are a few of the principles that help ensure stability, availability, and efficiency. | Continue reading


@amazon.science | 1 year ago

A billion SMT queries a day

CAV keynote lecture by the director of applied science for AWS Identity explains how AWS is making the power of automated reasoning available to all customers. | Continue reading


@amazon.science | 1 year ago

Scaling to trillion-parameter model training on AWS

Contiguous parameter management and prefetched activation offloading expand the MiCS tool kit. | Continue reading


@amazon.science | 1 year ago

Automated Reasoning at Amazon: A Conversation

To mark the occasion of the eighth Federated Logic Conference (FloC), Amazon’s Byron Cook, Daniel Kröning, and Marijn Heule discussed automated reasoning’s prospects. | Continue reading


@amazon.science | 1 year ago

Amazon wins best-paper award at first AutoML conference

Paper presents a criterion for halting the hyperparameter optimization process. | Continue reading


@amazon.science | 1 year ago

A hyperparameter optimization library for reproducible research

Syne Tune supports multiple backends, single-fidelity and multi-fidelity (early-exit) optimization algorithms, and hyperparameter transfer learning. | Continue reading


@amazon.science | 1 year ago

Amazon DynamoDB: A scalable, predictably performant, NoSQL database service

Amazon DynamoDB is a NoSQL cloud database service that provides consistent performance at any scale. Hundreds of thousands of customers rely on DynamoDB for its fundamental properties: consistent performance, availability, durability, and a fully managed serverless experience. In … | Continue reading


@amazon.science | 1 year ago

New method identifies the root causes of statistical outliers

Amazon ICML paper proposes information-theoretic measurement of quantitative causal contribution. | Continue reading


@amazon.science | 1 year ago

Machine Learning University Expands with MLU Explains

Fun visual essays explain key concepts of machine learning. | Continue reading


@amazon.science | 1 year ago

Bringing the power of deep learning to data in tables

Amazon’s TabTransformer model is now available through SageMaker JumpStart and the official release of the Keras open-source library. | Continue reading


@amazon.science | 1 year ago

Amazon SageMaker model monitor: real-time insights into machine learning models

With the increasing adoption of machine learning (ML) models and systems in high-stakes settings across different industries, guaranteeing a model’s performance after deployment has become crucial. Monitoring models in production is a critical aspect of ensuring their continued p … | Continue reading


@amazon.science | 1 year ago

Calculating the differential cost of code changes

Automated-reasoning method enables the calculation of tight bounds on the use of resources — such as computation or memory — that results from code changes. | Continue reading


@amazon.science | 1 year ago

Aspire: Air shipping recommendation for ecommerce via causal inference framework

Speed of delivery is critical for the success of e-commerce platforms. Faster delivery promise to the customer results in increased conversion and revenue. There are typically two mechanisms to control the delivery speed - a) replication of products across warehouses, and b) air- … | Continue reading


@amazon.science | 1 year ago

Simplifying BERT-based models to increase efficiency, capacity

New method would enable BERT-based natural-language-processing models to handle longer text strings, run in resource-constrained settings — or sometimes both. | Continue reading


@amazon.science | 1 year ago

Non-Stationary A/B Tests

A/B tests, also known as online controlled experiments, have been used at scale by data-driven enterprises to guide decisions and test innovative ideas. Meanwhile, non-stationarity, such as the time-of-day effect, can commonly arise in various business metrics. We show that inade … | Continue reading


@amazon.science | 1 year ago

AWS contributes novel causal machine learning algorithms to DoWhy

New features go beyond conventional effect estimation by attributing events to individual components of complex systems. | Continue reading


@amazon.science | 1 year ago

Paper on translating images into maps wins ICRA best-paper award

Reformulating the mapping problem to take advantage of sequence-to-sequence Transformers improves performance by an average of 15%. | Continue reading


@amazon.science | 1 year ago

(thousands of) Amazon robots navigate congestion

Amazon fulfillment centers use thousands of mobile robots. To keep products moving, Amazon Robotics researchers have crafted unique solutions. | Continue reading


@amazon.science | 1 year ago

Training mixed-domain translation models via federated learning

Training mixed-domain translation models is a complex task that demands tailored architectures and costly data preparation techniques. In this work, we leverage federated learning (FL) in order to tackle the problem. Our investigation demonstrates that with slight modifications i … | Continue reading


@amazon.science | 1 year ago

Static analysis for AWS best practices in Python code

Amazon Web Services (AWS) is a comprehensive and broadly adopted cloud provider. AWS SDKs provide access to AWS services through API endpoints. However, incorrect use of these APIs can lead to code defects, crashes, performance issues, and other problems. AWS best practices are a … | Continue reading


@amazon.science | 1 year ago

Astro: Amazon’s first household robot

Deep learning to produce invariant representations, estimations of sensor reliability, and efficient map representations all contribute to Astro’s superior spatial intelligence. | Continue reading


@amazon.science | 2 years ago

Making DeepSpeed ZeRO run efficiently on more-affordable hardware

Amazon researchers optimize the distributed-training tool to run efficiently on the Elastic Fabric Adapter network interface. | Continue reading


@amazon.science | 2 years ago

Bringing practical applications of quantum computing closer

New phase estimation technique reduces qubit count, while learning framework enables characterization of noisy quantum systems. | Continue reading


@amazon.science | 2 years ago

Amazon and Energy Dept. team up to change how we recycle plastic

Amazon joins the US DOE’s Bio-Optimized Technologies to keep Thermoplastics out of Landfills and the Environment (BOTTLE™) Consortium, focusing on materials and recycling innovation. | Continue reading


@amazon.science | 2 years ago

What's Next for Deep Learning

Integrating symbolic reasoning and learning efficiently from interactions with the world are two major remaining challenges, says vice president and distinguished scientist Nikko Ström. | Continue reading


@amazon.science | 2 years ago

A gentle introduction to automated reasoning

Meet Amazon Science’s newest research area. | Continue reading


@amazon.science | 2 years ago

Prime Video Uses WebAssembly

The switch to WebAssembly increases stability, speed. | Continue reading


@amazon.science | 2 years ago

Using lightweight formal methods to validate a K/V storage node in Amazon S3

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@amazon.science | 2 years ago

How to build highly expressive speech models

New voice for Alexa’s Reading Sidekick feature avoids the instabilities common to models with variable prosody. | Continue reading


@amazon.science | 2 years ago

TSP solver wins $100k prize at Amazon's “Last Mile” Machine Learning Challenge

Team Passing Through, with three academics working together, earns $100,000 first prize. | Continue reading


@amazon.science | 2 years ago

Amazon's Forecasting Algorithm

The story of a decade-plus long journey toward a unified forecasting model. | Continue reading


@amazon.science | 2 years ago

Amazon Research Awards: Fall 2021

Submission period opens Aug. 16 and closes on Oct. 8. | Continue reading


@amazon.science | 2 years ago

Automatically identifying scene boundaries in movies and TV shows

Prime Video beats previous state of the art on the MovieNet dataset by 13% with a new model that is 90% smaller and 84% faster. | Continue reading


@amazon.science | 2 years ago

Amazon and UC Berkeley release dataset of product images and metadata

Dataset includes multiple images of 147,702 products, including 360° rotations and 3-D models for thousands of them. | Continue reading


@amazon.science | 2 years ago

Voiceitt extends the voice revolution to people with nonstandard speech

Alexa Fund company unlocks voice-based computing for people who have trouble using their voices. | Continue reading


@amazon.science | 2 years ago

George Karypis: Making learning from data embedded in graphs easy and scalable

Karypis is a featured speaker at the first virtual Amazon Web Services Machine Learning Summit on June 2. | Continue reading


@amazon.science | 2 years ago

AWS releases code to help reduce bias in machine learning models

Open-source library enables optimization of hyperparameters to maximize performance while meeting fairness constraints. | Continue reading


@amazon.science | 2 years ago

Improving Explainable AI’s Explanations

Causal analysis improves both the classification accuracy and the relevance of the concepts identified by popular concept-based explanatory models. | Continue reading


@amazon.science | 3 years ago

Amazon helps launch workshop on synthetic data generation

Workshop at ICLR 2021 unites communities investigating synthetic data generation to improve machine learning and protect privacy. | Continue reading


@amazon.science | 3 years ago

Amazon open-sources library for prediction over large output spaces

Framework improves efficiency, accuracy of applications that search for a handful of solutions in a huge space of candidates. | Continue reading


@amazon.science | 3 years ago

Automated reasoning improves the Prime Video experience

In a pilot study, an automated code checker found about 100 possible errors, 80% of which turned out to require correction. | Continue reading


@amazon.science | 3 years ago

MLSys: Bridging the divide between machine learning and systems

Amazon distinguished scientist and conference general chair Alex Smola on what makes MLSys unique — both thematically and culturally. | Continue reading


@amazon.science | 3 years ago

Establishing a new standard in answer selection precision

A model that uses both local and global context improves on the state of the art by 6% and 11% on two benchmark datasets. | Continue reading


@amazon.science | 3 years ago

Teaching neural networks to compress images

The combination of a new loss metric and a module that identifies high-importance image regions improves compression. | Continue reading


@amazon.science | 3 years ago

The Intersection of Design and Science

How a team of designers, scientists, developers, and engineers worked together to create a truly unique device in Echo Show 10. | Continue reading


@amazon.science | 3 years ago

Teaching robots to respond to natural-language commands

Technique that relies on inverse reinforcement learning, or learning by example, improves task completion rate by 14% to 17% in simulations. | Continue reading


@amazon.science | 3 years ago

The science behind Endel's AI-powered soundscapes

Alexa Fund company releases updated and streamlined skill for Alexa that includes "AI Lullaby" soundscape with vocals, music, and voiceovers by Grimes. | Continue reading


@amazon.science | 3 years ago

H2KGAT: Hierarchical hyperbolic knowledge graph attention network

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@amazon.science | 3 years ago