{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004315","496:4960001856","496:4960002228","496:4960001161","496:4960004314","496:4960001358","496:4960002520","496:4960003875","496:4960003896","496:4960002654","496:4960004159","496:4960001511","496:4960003594","496:4960002941","496:4960001508","472:4720002887","496:4960002796","496:4960001368","496:4960001984","496:4960002632","496:4960001387","496:4960002519","496:4960001979","479:4790005727","498:4980003168"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,472,496,496,496,496,496,496,496,479,498],"twin_sims":[0.6289842287789875,0.6282759827193379,0.5629125766723992,0.5369744844097591,0.5336552922928731,0.5182753873102725,0.4988326667853013,0.48372918772735357,0.46822194461892686,0.4564856261777576,0.44997127258775393,0.42481578467323866,0.4164120370345941,0.3933428641983535,0.3931836152070618,0.39203898474895543,0.3876097963061078,0.3832351763015144,0.3821816688410582,0.382120942295885,0.37870207015921215,0.36385247868653187,0.3597676386900214,0.3590075583639439,0.35796348804311456],"twin_dists":[0.12506435644934713,0.12521621511752945,0.13923016844910432,0.14483243902211623,0.1455527626603609,0.14890307268953853,0.1531731330386422,0.15652220380661988,0.15999491636947197,0.1626491236064594,0.16413294324370795,0.1699421092296038,0.1719137982446832,0.1774176405851128,0.17745613494695733,0.1777330335629323,0.17880808165063866,0.17987559673735226,0.18013354584357305,0.180148425002602,0.1809879595640239,0.18467830344602582,0.1857066119407891,0.18589860805913255,0.18616267962364158],"n_dims_used":45,"mean_confidence":0.9348195393880209},"coverage":{"mean_confidence":0.9348195393880209,"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}}