{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001661","496:4960001426","496:4960001788","496:4960001433","496:4960001208","496:4960001916","496:4960002691","496:4960001431","496:4960001911","496:4960001207","472:4720000043","472:4720003409","496:4960002287","496:4960001204","496:4960002018","494:4940003471","472:4720006531","496:4960002415","472:4720005541","496:4960002017","496:4960001811","496:4960002140","478:4780006121","496:4960002702","489:4890005037"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,472,472,496,496,496,494,472,496,472,496,496,496,478,496,489],"twin_sims":[0.926409984256422,0.7917066663836584,0.7721201514826076,0.6897184276158298,0.6121991832532936,0.5984699262714813,0.5608831807363509,0.5495640851080049,0.5225330824916269,0.4744660791937478,0.4576722854724556,0.45274547387629105,0.439941611658699,0.4356604754658087,0.4143637038776045,0.37948218122955235,0.36849627190018835,0.36391701316781255,0.3629605374843578,0.3576983039386047,0.3506712829772574,0.3446072179887651,0.3437073009425031,0.3382650320392319,0.3349805017938385],"twin_dists":[0.05078022524826752,0.08876506995645511,0.09340406708800456,0.1119442504591769,0.12866066890250402,0.13160060789374056,0.13966702957701743,0.14210784116465636,0.14797338282090888,0.1585921343829165,0.16237966570673948,0.16350008295141677,0.16643335855884478,0.16742146956999476,0.17239694023545288,0.18079607496413438,0.18351634402599087,0.1846621047954427,0.18490233656142913,0.1862298142292141,0.18801825148235463,0.1895767182376802,0.1898092285605367,0.19122231657090644,0.19208106955196225],"n_dims_used":45,"mean_confidence":0.9241487291124132},"coverage":{"mean_confidence":0.9241487291124132,"n_dims_used":45,"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}}