ML news

by Amazon Research Publication

Using Cross-Domain Signals for Cold-Start Audiobooks

Unified cross-domain semantic retrieval for cold-start audiobook discovery
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Concentration beats coverage: Impact-aware expert review for AI-assisted carbon footprint estimation

Concentration beats coverage: Impact-aware expert review for AI-assisted carbon footprint estimation
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Answering Incomplete Rule Questions with AI and Logic

The question is a region: A neurosymbolic retrofit for categorical question answering over rule engines
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Finding Hidden Data Corruption Beyond Schema Checks

Beyond schema validation: Characterizing structurally valid data corruption in multi-source analytical pipelines
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How AI Agents Keep Cloud Infrastructure in Sync

NSync: Automated cloud infrastructure-as-code reconciliation with AI agents
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ReCodeAgent: A multi-agent workflow for language-agnostic translation and validation of large-scale repositories

ReCodeAgent: A multi-agent workflow for language-agnostic translation and validation of large-scale repositories
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How Shared Search Keeps Recommendations Ready for New Items

Keeping the index open: The recommendation-side cost of shared search and recommendation
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Teaching AI Which Tokens Matter for Product Detection

Not all tokens earn the reward: Contrastive credit assignment for production detection
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When Does Text Improve Time Series Forecasting?

When does multimodality lead to better time series forecasting?
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Evaluating Safety Across Multimodal AI Models

UNISAF-BENCH: Intention-grounded safety evaluation for unified multimodal generation models
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How LLMs Learn Auditable Rules for Trustworthy Decisions

Trustworthy LLM-based rule learning for auditable agentic decision-making
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Distilling AI Reasoning for Smarter Product Upgrades

Distill globally, adapt locally: Reasoning distillation and product-type test-time training for scalable trade-up recommendation
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How AI Maps Road Closures from Images and Road Networks

Multimodal road closure mapping via cross-modal graph attention
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How Agents Turn Experience into Reusable Skills

Evo-harness: Context-to-harness skill compilation for self-evolving agents
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How TaxCE Builds and Evaluates Hierarchical Taxonomies

TaxCE: A framework for automated taxonomy construction and evaluation at scale
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Evaluating Shopping Assistants with the PACE Framework

PACES HOP: Evaluating personalized, actionable, compositional, and evidence-grounded shopping assistants
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How LLMs Learn New Languages: Syntax, Algorithms, and Bugs

What does post-training actually teach LLMs about code? Isolating syntax, algorithms, and implementation fidelity with a novel language
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How LLMs Build Better Playlists at Scale

LLM-based playlist curation: A music reasoning approach at scale
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How Web Agents Can Be Poisoned by What They See

Poison once, exploit forever: Environment-injected memory poisoning attacks on web agents
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How Rubrics Shape LLM Judge Accuracy and Reliability

PReMISE: Policy rubrics as measurement specifications for LLM judges
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