{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006393","490:4900006392","490:4900007496","490:4900006882","490:4900001553","490:4900006272","490:4900006519","490:4900003438","490:4900007740","490:4900006014","490:4900007005","490:4900001011","490:4900004950","490:4900006508","490:4900003038","490:4900002748","490:4900001678","490:4900004419","490:4900001551","490:4900003175","490:4900006021","490:4900001835","490:4900004831","490:4900001685","490:4900012706"],"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":[0.7677958482104313,0.7424842312605472,0.7420414239212457,0.5585204490767637,0.5139785938470959,0.4646122239480189,0.4399548262246077,0.40332616557891854,0.39909283119237254,0.39883130937893513,0.3926126387456241,0.3825365570460763,0.3640811735904284,0.3555555024620076,0.34531652303766,0.341963938687794,0.3225483688106877,0.32250092827676374,0.3159572760994704,0.31532707994774384,0.31369004692848335,0.30761081982205213,0.2945585350701449,0.28967358929088144,0.2778290244679927],"twin_dists":[0.09441283963460653,0.10022299757717686,0.10032334819407526,0.1401759169249551,0.14984315455400937,0.16080875756423135,0.16643031443284545,0.17501855266524366,0.17603251724525174,0.17609531637982745,0.17759421344920134,0.18004661416760956,0.18462090580945634,0.18677323276711041,0.18939368308476243,0.1902605822016214,0.1953738974389409,0.19538659597618088,0.19714829761008115,0.1973190424139275,0.19776348514669567,0.1994256366505574,0.20305970866561698,0.20444410500254936,0.20785999866693985],"n_dims_used":45,"mean_confidence":0.922900644938151},"coverage":{"mean_confidence":0.922900644938151,"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}}