{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000777","497:4970000438","497:4970000778","497:4970000325","497:4970000380","497:4970000212","497:4970000908","497:4970001760","497:4970000633","497:4970001845","497:4970000834","497:4970000439","490:4900012435","497:4970000424","491:4910005309","490:4900012363","497:4970001429","497:4970000437","490:4900012584","490:4900012364","497:4970000214","497:4970000269","490:4900012439","497:4970001336","490:4900012294"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,490,497,491,490,497,497,490,490,497,497,490,497,490],"twin_sims":[0.6502561419340609,0.5950789285929117,0.3479087931597631,0.29016941615464587,0.281273948013137,0.24060247344726823,0.2310542422540311,0.18246972716707066,0.17814910984686988,0.14131918706028845,0.14033627781213404,0.13522336223251913,0.10793171654239526,0.10421220258749,0.08653600056645205,0.08003016593031785,0.06872917311047241,0.0636766099507594,0.0631272276030141,0.06141643591176252,0.06128438052383868,0.05819060707270482,0.05620875297293696,0.054336154683611436,0.05123204874286719],"twin_dists":[0.12049510091205083,0.13232690027201463,0.18872643742109316,0.20430295763752698,0.2068575814425318,0.21922330231674259,0.22231711108091096,0.23955918618847907,0.24124054977951676,0.2569240520449785,0.2573818598255029,0.25980269375524895,0.27404787874965064,0.27619794104773404,0.28732479862696314,0.291876932828005,0.30054547618186445,0.3048006727870139,0.3052798162515105,0.30679409778679473,0.30691241714096706,0.3097462319729111,0.31162748124029566,0.31345607417286925,0.3166056581546445],"n_dims_used":44,"mean_confidence":0.8887511166659269},"coverage":{"mean_confidence":0.8887511166659269,"n_dims_used":44,"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}}