{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003080","490:4900002932","490:4900000912","490:4900003057","496:4960011369","490:4900003194","490:4900001046","490:4900001706","490:4900004287","490:4900001180","490:4900001162","490:4900000570","490:4900003350","494:4940007386","490:4900000908","490:4900001726","490:4900002486","490:4900001179","490:4900001838","470:4700003132","494:4940008507","490:4900000466","490:4900002633","490:4900005522","490:4900000798"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,490,490,490,490,494,490,490,490,490,490,470,494,490,490,490,490],"twin_sims":[0.6935677396371617,0.6902404681550969,0.6228905231634961,0.5517932538164161,0.5444918118000363,0.5398327604099418,0.5341934554784056,0.5258932518669919,0.5248578588983638,0.5201357424404945,0.5116143711485354,0.5075855303162343,0.5012446692835753,0.5006384351790155,0.4817204064671907,0.474576330512132,0.46631605098031054,0.4647746633163395,0.4595051729946624,0.4574238719675663,0.4535430642133751,0.4524572878415105,0.4479637003009593,0.4458568030303308,0.43989419795416496],"twin_dists":[0.11110249878574883,0.11183018995059883,0.12637054580400353,0.1416265465630061,0.14320420278839743,0.14421284244006013,0.14543591073343662,0.14724090404095844,0.1474664952323416,0.14849663485100192,0.1503612440069005,0.15124552359537938,0.15264103078578337,0.1527747025385005,0.15697000433663477,0.15856742123570364,0.16042434536733605,0.16077208744963148,0.16196396062277274,0.16243605272471026,0.16331839983006502,0.16356575787426014,0.16459182657487195,0.16507424876712148,0.16644428114089196],"n_dims_used":45,"mean_confidence":0.9144289652506511},"coverage":{"mean_confidence":0.9144289652506511,"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}}