{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000817},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005391","488:4880004287","470:4700000698","488:4880004544","469:4690001229","496:4960003974","485:4850000388","470:4700001338","488:4880004372","488:4880003069","488:4880005850","488:4880004617","488:4880006150","470:4700000690","488:4880000814","470:4700004666","470:4700001797","470:4700000697","493:4930006298","488:4880000338","488:4880000741","488:4880001958","470:4700006835","470:4700000488","488:4880000328"],"twin_admin_codes":[488,488,470,488,469,496,485,470,488,488,488,488,488,470,488,470,470,470,493,488,488,488,470,470,488],"twin_sims":[0.556150412579391,0.4954023876591106,0.4928773467139356,0.4733838447251347,0.46732254450946087,0.417061559698449,0.40897604026363893,0.4014356166317382,0.3965007453246475,0.3946451096786628,0.3825055518960264,0.3759082120958331,0.37128526462045786,0.36816286550694344,0.3632691744291849,0.3629831440438215,0.35736559057084405,0.3570019226299358,0.3529647570231582,0.3494882445861305,0.3466669257199679,0.34587271931714714,0.33958650899214055,0.335132275306352,0.3349676659886744],"twin_dists":[0.14068668390153433,0.15393112388257799,0.15449004816823833,0.1588348210129345,0.1601974911042804,0.17176080833426802,0.1736727084055341,0.17547077734872357,0.17665578732378495,0.17710312681278387,0.18005420749401868,0.18167674823188604,0.18282200552200178,0.18359952268250135,0.18482478325822202,0.1848966549241702,0.18631408086667184,0.18640623354851776,0.1874325153976568,0.18832117306398524,0.18904576306308107,0.18925029672790908,0.19087808099644618,0.19204128759051128,0.19208443444474962],"n_dims_used":43,"mean_confidence":0.9117515031681505},"coverage":{"mean_confidence":0.9117515031681505,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}