{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008695},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008923","490:4900008256","490:4900008807","490:4900008137","490:4900007916","490:4900009252","490:4900008815","490:4900008136","490:4900008038","490:4900009147","490:4900008255","490:4900009023","490:4900008369","490:4900007915","490:4900008909","490:4900007802","490:4900008911","490:4900007917","490:4900008246","490:4900008910","490:4900007800","490:4900008027","490:4900009357","490:4900008367","490:4900008244"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22434360441922246,0.18650239996787976,0.1030616299098334,0.07393081020814656,0.05160178124595884,0.0417605932176276,0.03471022619755745,0.028124837643162107,0.026713497529556207,0.010922358304811922,0.00971150891740091,0.007937030554218847,0.006416848297998418,0.005492471665074943,0.004618094384102987,0.003837248108341103,0.0033544063567066172,0.002656036332914745,0.0024818652960184166,0.001999392424223161,0.0019735778892676263,0.0018537066634877137,0.0011282297228205527,0.0009670912093499848,0.0009105437650652795],"twin_dists":[0.22454216822370401,0.2380150574470965,0.27687511340756815,0.2964227268021158,0.31622232578026543,0.32731473880662826,0.3367092671132193,0.347088307014555,0.349581317734771,0.3903562765868455,0.3954008923342992,0.4039165901321476,0.4126996879147107,0.4190088681827981,0.4259318164269919,0.433204906105666,0.43840981296116877,0.44730102199098265,0.44985136186652863,0.4578849123299181,0.4583633767020439,0.46066347155633763,0.47849912031086866,0.48390117666007243,0.48599680756375946],"n_dims_used":45,"mean_confidence":0.8876522488064236},"coverage":{"mean_confidence":0.8876522488064236,"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}}