{"schema_version":"onlylabs.public_signal.v1","title":"Amazon (Nova) Repo: amazon-science/music-off-policy-evaluation-benchmark","description":"Amazon (Nova) repo signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c","json_url":"https://onlylabs.fyi/signals/c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c/signal.json","generated_at":"2026-06-11T03:03:18.872242+00:00","org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/amazon","dossier_json_url":"https://onlylabs.fyi/labs/amazon/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c","signal_json":"https://onlylabs.fyi/signals/c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c/signal.json","source":"https://github.com/amazon-science/music-off-policy-evaluation-benchmark","lab_dossier":"https://onlylabs.fyi/labs/amazon","lab_dossier_json":"https://onlylabs.fyi/labs/amazon/dossier.json","analysis":"https://onlylabs.fyi/analysis/amazon","analysis_json":"https://onlylabs.fyi/analysis/amazon/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/amazon/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":null,"topic_signals_json":null,"topic_feed":null,"data_business":{"radar":"https://onlylabs.fyi/data-radar","radar_json":"https://onlylabs.fyi/data-radar.json","opportunities":"https://onlylabs.fyi/opportunities","opportunities_json":"https://onlylabs.fyi/opportunities.json","lanes":[{"key":"evals","label":"Evals and quality","url":"https://onlylabs.fyi/data-radar/evals","json_url":"https://onlylabs.fyi/data-radar/evals/signals.json"},{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety","json_url":"https://onlylabs.fyi/data-radar/safety/signals.json"}]}},"answer_pack":{"answer":"Amazon (Nova) published amazon-science/music-off-policy-evaluation-benchmark (Python). This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. High-signal details: repo amazon-science/music-off-policy-evaluation-benchmark · language Python · New benchmark repo from Amazon Science, but lacking notable traction or impact.. onlylabs links this event to 1 captured evidence page and 6 related repo signals. It also maps to Evals and quality, Safety and policy in the data-business radar.","signal_desk":"repos","source_context":{"source_url":"https://github.com/amazon-science/music-off-policy-evaluation-benchmark","source_host":"github.com","occurred_at":"2025-12-16T13:28:32+00:00","first_seen_at":"2026-06-05T20:58:37.464059+00:00","date_source":"source","context":"Python"},"context_markers":[{"label":"Lab","value":"Amazon (Nova)","source":"signal"},{"label":"Signal desk","value":"repos","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"amazon-science/music-off-policy-evaluation-benchmark","source":"source"},{"label":"Language","value":"Python","source":"source"},{"label":"Notability","value":"New benchmark repo from Amazon Science, but lacking notable traction or impact.","source":"signal"},{"label":"Radar lane","value":"Evals and quality","source":"radar"},{"label":"Radar lane","value":"Safety and policy","source":"radar"},{"label":"Matched term","value":"eval","source":"radar"},{"label":"Matched term","value":"evaluation","source":"radar"},{"label":"Matched term","value":"benchmark","source":"radar"},{"label":"Matched term","value":"policy","source":"radar"},{"label":"Watch term","value":"Eval methodology","source":"evidence"},{"label":"Watch term","value":"Data pipeline","source":"evidence"},{"label":"Watch term","value":"Infrastructure","source":"evidence"},{"label":"Watch term","value":"Safety and alignment","source":"evidence"}],"evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/amazon-science/music-off-policy-evaluation-benchmark"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T03:03:18.872242+00:00"},"data_business":{"matches":true,"lanes":[{"key":"evals","label":"Evals and quality","url":"https://onlylabs.fyi/data-radar/evals","json_url":"https://onlylabs.fyi/data-radar/evals/signals.json"},{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety","json_url":"https://onlylabs.fyi/data-radar/safety/signals.json"}],"matched_terms":["eval","evaluation","benchmark","policy"],"score":30,"reason":"Amazon (Nova) has a repo signal matching evals and quality, safety and policy."},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c/signal.json","dossier_json":"https://onlylabs.fyi/labs/amazon/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/amazon/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/amazon/evidence.json","topic_signals_json":null,"topic_feed":null,"category_signals_json":"https://onlylabs.fyi/signals.json","data_radar_json":"https://onlylabs.fyi/data-radar.json","opportunities_json":"https://onlylabs.fyi/opportunities.json"},"analysis_playbook":{"objective":"Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.","evidence_focus":["repo name","owner","description","language","stars","source URL","first seen time","data, eval, infra, safety, and product terms"],"extraction_questions":["What technical area does this repository expose?","Does the repo imply eval, data, infrastructure, agent, or deployment work?","Is the repo new evidence for a lab direction that is not yet in writing or releases?","Which related signals should an analyst inspect next?"],"signal_questions":["What does this new repository reveal before a formal announcement exists?","What technical area does this repository expose?","Does the repo imply eval, data, infrastructure, agent, or deployment work?","Which data-business lane explains this signal: Evals and quality, Safety and policy?","Do the 6 related repo signals show a repeated pattern?"],"output_fields":["org","repo","technical_theme","data_business_lane","evidence_url"],"data_business_relevance":"New repositories can expose organization build priorities early, especially around internal tooling, eval infrastructure, data systems, deployment, and agent workflows.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c/signal.json","required":true},{"label":"source","url":"https://github.com/amazon-science/music-off-policy-evaluation-benchmark","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/amazon/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/amazon/evidence.json","required":true},{"label":"topic_signals_json","url":null,"required":false},{"label":"data_radar_json","url":"https://onlylabs.fyi/data-radar.json","required":true}],"expected_output":["one-paragraph source-grounded interpretation","data-business implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze Amazon (Nova)'s repo signal \"amazon-science/music-off-policy-evaluation-benchmark\" for frontier lab strategy and data-business implications."},"semantic_triples":[{"subject":"Amazon (Nova)","predicate":"published repo","object":"amazon-science/music-off-policy-evaluation-benchmark","text":"Amazon (Nova) published repo amazon-science/music-off-policy-evaluation-benchmark."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"is classified as","object":"repo signal","text":"amazon-science/music-off-policy-evaluation-benchmark is classified as repo signal."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"belongs to","object":"repos desk","text":"amazon-science/music-off-policy-evaluation-benchmark belongs to repos desk."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has context","object":"Python","text":"amazon-science/music-off-policy-evaluation-benchmark has context Python."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has evidence coverage","object":"1 captured evidence page","text":"amazon-science/music-off-policy-evaluation-benchmark has evidence coverage 1 captured evidence page."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"matches data-business lanes","object":"Evals and quality, Safety and policy","text":"amazon-science/music-off-policy-evaluation-benchmark matches data-business lanes Evals and quality, Safety and policy."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has captured page count","object":"1","text":"amazon-science/music-off-policy-evaluation-benchmark has captured page count 1."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has readable page count","object":"1","text":"amazon-science/music-off-policy-evaluation-benchmark has readable page count 1."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has related signal count","object":"6","text":"amazon-science/music-off-policy-evaluation-benchmark has related signal count 6."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has analysis playbook objective","object":"Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.","text":"amazon-science/music-off-policy-evaluation-benchmark has analysis playbook objective Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has source host","object":"github.com","text":"amazon-science/music-off-policy-evaluation-benchmark has source host github.com."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has lab","object":"Amazon (Nova)","text":"amazon-science/music-off-policy-evaluation-benchmark has lab Amazon (Nova)."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has signal desk","object":"repos","text":"amazon-science/music-off-policy-evaluation-benchmark has signal desk repos."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has source host","object":"github.com","text":"amazon-science/music-off-policy-evaluation-benchmark has source host github.com."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has repository","object":"amazon-science/music-off-policy-evaluation-benchmark","text":"amazon-science/music-off-policy-evaluation-benchmark has repository amazon-science/music-off-policy-evaluation-benchmark."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has language","object":"Python","text":"amazon-science/music-off-policy-evaluation-benchmark has language Python."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has notability","object":"New benchmark repo from Amazon Science, but lacking notable traction or impact.","text":"amazon-science/music-off-policy-evaluation-benchmark has notability New benchmark repo from Amazon Science, but lacking notable traction or impact.."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has radar lane","object":"Evals and quality","text":"amazon-science/music-off-policy-evaluation-benchmark has radar lane Evals and quality."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has radar lane","object":"Safety and policy","text":"amazon-science/music-off-policy-evaluation-benchmark has radar lane Safety and policy."}]},"intelligence":{"signal_desk":"repos","answer":"Amazon (Nova) published amazon-science/music-off-policy-evaluation-benchmark (Python). This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. High-signal details: repo amazon-science/music-off-policy-evaluation-benchmark · language Python · New benchmark repo from Amazon Science, but lacking notable traction or impact.. onlylabs links this event to 1 captured evidence page and 6 related repo signals. It also maps to Evals and quality, Safety and policy in the data-business radar.","semantic_triples":[{"subject":"Amazon (Nova)","predicate":"published repo","object":"amazon-science/music-off-policy-evaluation-benchmark","text":"Amazon (Nova) published repo amazon-science/music-off-policy-evaluation-benchmark."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"is classified as","object":"repo signal","text":"amazon-science/music-off-policy-evaluation-benchmark is classified as repo signal."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"belongs to","object":"repos desk","text":"amazon-science/music-off-policy-evaluation-benchmark belongs to repos desk."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has context","object":"Python","text":"amazon-science/music-off-policy-evaluation-benchmark has context Python."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"has evidence coverage","object":"1 captured evidence page","text":"amazon-science/music-off-policy-evaluation-benchmark has evidence coverage 1 captured evidence page."},{"subject":"amazon-science/music-off-policy-evaluation-benchmark","predicate":"matches data-business lanes","object":"Evals and quality, Safety and policy","text":"amazon-science/music-off-policy-evaluation-benchmark matches data-business lanes Evals and quality, Safety and policy."}]},"signal":{"id":"c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c","url":"https://onlylabs.fyi/signals/c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c","json_url":"https://onlylabs.fyi/signals/c89ac6ef-79e8-4ff6-ad3b-775f1b2d1a9c/signal.json","source_url":"https://github.com/amazon-science/music-off-policy-evaluation-benchmark","title":"amazon-science/music-off-policy-evaluation-benchmark","summary":"Amazon (Nova) published a new repository. onlylabs watches repos for tooling, eval, infra, and model-adjacent work.","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab"},"occurred_at":"2025-12-16T13:28:32+00:00","first_seen_at":"2026-06-05T20:58:37.464059+00:00","date_source":"source","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/amazon-science/music-off-policy-evaluation-benchmark"]},"facets":{"repo":"amazon-science/music-off-policy-evaluation-benchmark","language":"Python"},"traction":{"github_stars":0,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":{"lanes":[{"key":"evals","label":"Evals and quality","url":"https://onlylabs.fyi/data-radar/evals"},{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety"}],"score":30,"matched_terms":["eval","evaluation","benchmark","policy"],"reason":"Amazon (Nova) has a repo signal matching evals and quality, safety and policy."}},"primary_evidence_page":{"url":"https://github.com/amazon-science/music-off-policy-evaluation-benchmark","final_url":"https://github.com/amazon-science/music-off-policy-evaluation-benchmark","title":"amazon-science/music-off-policy-evaluation-benchmark repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T03:03:18.872242+00:00","bytes":21687,"raw_path":"1e0eb47a5c90d6ce46ede6b5ea498fdcfb68e534d1814a6474019eeb4e61345d.json","content_hash":"ad53feafdf25e7b6e414091b6b9e6197bb7ac7eff63a9aedc860a6b336bda5b8","excerpt_chars":1200,"truncated":true,"excerpt":"amazon-science/music-off-policy-evaluation-benchmark Language: Python License: NOASSERTION Stars: 0 Forks: 0 Open issues: 1 Created: 2025-12-16T13:28:32Z Pushed: 2026-06-07T16:07:26Z Default branch: main Fork: no Archived: no README: Music Off-Policy Evaluation Benchmark Music Off-Policy Evaluation Benchmark is a dataset designed for Off-Policy Evaluation (OPE) research. It contains logged interactions from the home page of Amazon Music. Use cases: - Benchmarking OPE estimators - Evaluating counterfactual ranking policies offline Security See [CONTRIBUTING](CONTRIBUTING.md#security-issue-notifications) for more information. License Music Off-Policy Evaluation Benchmark © 2026 by Amazon is licensed under Creative Commons Attribution-NonCommercial 4.0 International. Download Folder structure: * `s3://music-off-policy-evaluation-benchmark/` * README.md * LICENSE.md * datasets/ * D1/ * D2/ You can either download files using their http link, e.g., https://s3.amazonaws.com/music-off-policy-evaluation-benchmark/LICENSE or interact with the S3 bucket using the [AWS CLI](https://aws.amazon.com/cli/). For example, to download the training dataset you can run: ``` aws s3 cp..."},"evidence_pages":[{"url":"https://github.com/amazon-science/music-off-policy-evaluation-benchmark","final_url":"https://github.com/amazon-science/music-off-policy-evaluation-benchmark","title":"amazon-science/music-off-policy-evaluation-benchmark repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T03:03:18.872242+00:00","bytes":21687,"raw_path":"1e0eb47a5c90d6ce46ede6b5ea498fdcfb68e534d1814a6474019eeb4e61345d.json","content_hash":"ad53feafdf25e7b6e414091b6b9e6197bb7ac7eff63a9aedc860a6b336bda5b8","excerpt_chars":1200,"truncated":true,"excerpt":"amazon-science/music-off-policy-evaluation-benchmark Language: Python License: NOASSERTION Stars: 0 Forks: 0 Open issues: 1 Created: 2025-12-16T13:28:32Z Pushed: 2026-06-07T16:07:26Z Default branch: main Fork: no Archived: no README: Music Off-Policy Evaluation Benchmark Music Off-Policy Evaluation Benchmark is a dataset designed for Off-Policy Evaluation (OPE) research. It contains logged interactions from the home page of Amazon Music. Use cases: - Benchmarking OPE estimators - Evaluating counterfactual ranking policies offline Security See [CONTRIBUTING](CONTRIBUTING.md#security-issue-notifications) for more information. License Music Off-Policy Evaluation Benchmark © 2026 by Amazon is licensed under Creative Commons Attribution-NonCommercial 4.0 International. Download Folder structure: * `s3://music-off-policy-evaluation-benchmark/` * README.md * LICENSE.md * datasets/ * D1/ * D2/ You can either download files using their http link, e.g., https://s3.amazonaws.com/music-off-policy-evaluation-benchmark/LICENSE or interact with the S3 bucket using the [AWS CLI](https://aws.amazon.com/cli/). For example, to download the training dataset you can run: ``` aws s3 cp..."}],"related_signals":[{"id":"087c32a2-6ad0-4981-9315-11fdd32a0153","url":"https://onlylabs.fyi/signals/087c32a2-6ad0-4981-9315-11fdd32a0153","source_url":"https://github.com/amazon-science/reskill","title":"amazon-science/reskill","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab"},"occurred_at":"2026-06-04T02:13:35+00:00","first_seen_at":"2026-06-05T20:58:37.464059+00:00","date_source":"source"},{"id":"e5701aed-6cd3-48dd-bfa6-ef839031e2e8","url":"https://onlylabs.fyi/signals/e5701aed-6cd3-48dd-bfa6-ef839031e2e8","source_url":"https://github.com/amazon-science/dualkv-flash-attn-for-rl","title":"amazon-science/dualkv-flash-attn-for-rl","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab"},"occurred_at":"2026-05-27T17:38:58+00:00","first_seen_at":"2026-06-05T20:58:37.464059+00:00","date_source":"source"},{"id":"8af28f0c-7331-4b08-b517-e18b3555e503","url":"https://onlylabs.fyi/signals/8af28f0c-7331-4b08-b517-e18b3555e503","source_url":"https://github.com/amazon-science/EvoMAS","title":"amazon-science/EvoMAS","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab"},"occurred_at":"2026-05-19T19:23:29+00:00","first_seen_at":"2026-06-05T20:58:37.464059+00:00","date_source":"source"},{"id":"e3ff8718-7daa-4ebd-a3e6-3d825c538b74","url":"https://onlylabs.fyi/signals/e3ff8718-7daa-4ebd-a3e6-3d825c538b74","source_url":"https://github.com/amazon-science/adaptive-layerwise-perturbation","title":"amazon-science/adaptive-layerwise-perturbation","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab"},"occurred_at":"2026-05-14T17:44:17+00:00","first_seen_at":"2026-06-05T20:58:37.464059+00:00","date_source":"source"},{"id":"9afcd328-0124-485c-8ace-9c3ad546e316","url":"https://onlylabs.fyi/signals/9afcd328-0124-485c-8ace-9c3ad546e316","source_url":"https://github.com/amazon-science/temporal-reasoning-dataset","title":"amazon-science/temporal-reasoning-dataset","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab"},"occurred_at":"2026-05-13T13:07:08+00:00","first_seen_at":"2026-06-05T20:58:37.464059+00:00","date_source":"source"},{"id":"e19ce80b-3d6a-4aaf-9b1a-82d1b19ab682","url":"https://onlylabs.fyi/signals/e19ce80b-3d6a-4aaf-9b1a-82d1b19ab682","source_url":"https://github.com/amazon-science/PROF-GRPO","title":"amazon-science/PROF-GRPO","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab"},"occurred_at":"2026-05-12T19:43:55+00:00","first_seen_at":"2026-06-05T20:58:37.464059+00:00","date_source":"source"}]}