{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008367","478:4780002751","469:4690000479","496:4960005519","469:4690000388","478:4780006492","468:4680005920","488:4880003156","468:4680002097","496:4960000711","470:4700004996","472:4720001478","470:4700003673","499:4990001186","500:5000010059","499:4990000699","490:4900007018","489:4890002727","470:4700004521","479:4790000143","470:4700008023","499:4990003990","496:4960003347","489:4890000673","499:4990000538"],"twin_admin_codes":[470,478,469,496,469,478,468,488,468,496,470,472,470,499,500,499,490,489,470,479,470,499,496,489,499],"twin_sims":[0.43272227970679317,0.40913240097666853,0.3395975717129384,0.3226134149977209,0.3202931883210014,0.31046052841743493,0.2737698942067733,0.27221002593284677,0.2607594509363747,0.26063755988569176,0.2596585448937426,0.2560851450922542,0.25434330119021376,0.24701899763738136,0.23671958960202585,0.23565628224903604,0.22328304210204766,0.2226375720272467,0.22129222322413467,0.2151386216171996,0.20817757851126303,0.20362432700783883,0.20050063013543373,0.1950904696155349,0.19433349917973936],"twin_dists":[0.16810185680850295,0.1736355797425906,0.19087520227690086,0.1953564880427492,0.19597870693056216,0.19864416474466873,0.2090509166131525,0.2095114487516204,0.21294322807606555,0.21298026026507472,0.2132780941181261,0.21437123095143537,0.2149075760100841,0.21718882450550647,0.22047157293900999,0.22081573111780078,0.224897846238241,0.22511486724129076,0.2255685560127467,0.22766762077352468,0.23009154599590143,0.2317070426735765,0.23282970582504606,0.23480300764372375,0.23508211595843684],"n_dims_used":43,"mean_confidence":0.9112010334813317},"coverage":{"mean_confidence":0.9112010334813317,"n_dims_used":43,"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}}