{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003606},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003607","477:4770003543","477:4770003657","477:4770003600","477:4770001715","499:4990001003","499:4990000918","477:4770003651","499:4990001197","499:4990002565","499:4990003149","499:4990002402","499:4990000916","500:5000001561","500:5000001439","477:4770001012","499:4990000294","499:4990002318","500:5000001132","499:4990002938","499:4990000358","499:4990001036","477:4770003544","500:5000001438","499:4990000846"],"twin_admin_codes":[477,477,477,477,477,499,499,477,499,499,499,499,499,500,500,477,499,499,500,499,499,499,477,500,499],"twin_sims":[0.7707224225220803,0.5935473057325871,0.5491704842383458,0.5099903217205314,0.5058268674410064,0.4975954683195626,0.4810807794292431,0.47258050811659547,0.46052254530431574,0.44824508900924487,0.4317493970214001,0.43154605237984056,0.42643431854013314,0.41957232494596286,0.41435933404076636,0.4139115901350709,0.41345307541055065,0.41029198217366036,0.40302041109719683,0.4027579834271323,0.4027107748255496,0.4021725924527319,0.4008245047265094,0.400071686459153,0.39963452688627327],"twin_dists":[0.09373069604177195,0.1326549942442427,0.14219285567121726,0.15071748536560328,0.1516321017519744,0.15344634616197364,0.15711271417143247,0.15901508479904172,0.1617334730016104,0.16452746127005827,0.16832755268218816,0.1683747519089132,0.16956425446623102,0.17117037254938133,0.1723979720523702,0.17250371944522502,0.1726120620384409,0.17336042577486108,0.175091625179965,0.17515436287168765,0.1751656508241232,0.17529437667578793,0.17561716262462193,0.1757976312421869,0.17590249966093105],"n_dims_used":45,"mean_confidence":0.923911370171441},"coverage":{"mean_confidence":0.923911370171441,"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}}