{"schema_version":"papers/paper-detail-v1","title":"CNSL-bench: Benchmarking the Sign Language Understanding Capabilities of MLLMs on Chinese National Sign Language","surface":"papers","opportunity_kernel":{"paper_id":"ff6c07cf-de9d-45c5-8b60-287b495c342a","title":"CNSL-bench: Benchmarking the Sign Language Understanding Capabilities of MLLMs on Chinese National Sign Language","authors":["Rui Zhao","Xuewen Zhong","Xiaoyun Zheng","Jinsong Su","Yidong Chen"],"arxiv_id":"2604.22367v1","doi":null,"published_at":"2026-04-24T08:59:33.000Z","score_object":{"overall":{"value":5,"scale":"0-10","confidence":0.85,"confidence_reason":"Backfilled from persisted papers.viability_score.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-27T20:08:11.225Z","fresh_until":"2026-05-27T20:08:11.225Z","is_stale":true,"source_count":1,"missingness":[]},"technical":{"value":1.4,"scale":"0-10","confidence":0.55,"confidence_reason":"Backfilled from paper_extraction_scorecards.reconstruction_score.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-27T20:09:17.134Z","fresh_until":"2026-05-11T20:09:17.134Z","is_stale":true,"source_count":1,"missingness":["reproducibility_results.reproducibility_score","deployability_scores.score"]},"commercial":{"value":4,"scale":"0-10","confidence":0.75,"confidence_reason":"Backfilled from persisted commercial_flags and repo availability.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-27T20:08:11.225Z","fresh_until":"2026-05-27T20:08:11.225Z","is_stale":true,"source_count":1,"missingness":[]},"market":{"value":2,"scale":"0-10","confidence":0.45,"confidence_reason":"Heuristic market score materialized from paper metadata, repo availability, and deployability.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-27T20:17:02.835Z","fresh_until":"2026-05-11T20:17:02.835Z","is_stale":true,"source_count":1,"missingness":[]},"team":{"value":4.15,"scale":"0-10","confidence":0.28,"confidence_reason":"Heuristic fallback from paper author count.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-27T20:08:11.225Z","fresh_until":"2026-05-11T20:08:11.225Z","is_stale":true,"source_count":1,"missingness":["paper_author_affiliations"]},"methodology":{"value":3.8,"scale":"0-10","confidence":0.82,"confidence_reason":"Backfilled from paper_extraction_scorecards.total_score.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-27T20:09:17.134Z","fresh_until":"2026-05-27T20:09:17.134Z","is_stale":true,"source_count":2,"missingness":[]}},"evidence_receipt":{"freshness":"stale","proof_status":"unverified","repo_status":"missing","references_count":0,"source_count":3,"coverage":0.5,"missingness":["repo_url","references","proof_status"],"unresolved_unknowns":["proof verification has not been recorded yet"],"last_verification_at":"2026-04-27T20:17:02.835Z"},"lineage_hash":"7e67a060c4a047e0596c7c38cd29da8be2f6fd7c6677382facd5a7948d6b0b16"},"distribution":null,"replication_evidence":[],"author_dna":[]}