{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006719","490:4900006598","490:4900006243","490:4900006599","490:4900007221","490:4900005864","490:4900008058","490:4900008059","494:4940008984","490:4900006718","490:4900008374","490:4900005597","490:4900005858","490:4900008260","490:4900008618","490:4900006600","490:4900006597","490:4900005988","490:4900008372","490:4900007460","490:4900005989","490:4900008394","490:4900006720","490:4900009917","490:4900007344"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.023682123812314354,0.008246582157459154,0.003715094978208545,0.00031516941621516337,0.000143013005432689,0.0001192978055473202,0.00011703424990345759,0.00009500959594884782,0.00006767050750815591,0.000020267124129951934,0.00001594368747564383,0.000013952685987100508,0.000010923831175615793,0.0000075824233201514575,0.000007569914070512295,0.000007170138310140255,0.000006478926422108816,0.000004810409335298797,0.0000024245083780139963,0.000002125444238402978,0.00000192373897742138,0.000001805825686913046,0.0000017102993261533041,9.79835291276732e-7,7.933145859360217e-7],"twin_dists":[0.35534546359505065,0.4023157128500141,0.43446271614473003,0.5215200633434949,0.5464792181811955,0.5520471674991314,0.5526321640137035,0.5589594144333223,0.5691069834551331,0.6037839768210294,0.610450089703776,0.6141247627976835,0.6208099340556522,0.6306520481566014,0.6306962076821604,0.632145589098288,0.6348446606069236,0.642707579770463,0.6604441855640847,0.6637978868038817,0.6663267466087723,0.6679260061764833,0.6692971077200924,0.6831911918073453,0.6883849170913224],"n_dims_used":45,"mean_confidence":0.9206805759006076},"coverage":{"mean_confidence":0.9206805759006076,"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}}