{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012531","490:4900012388","490:4900012675","490:4900013021","490:4900012812","490:4900012529","490:4900012803","490:4900013149","490:4900012982","490:4900012878","490:4900013020","490:4900012254","490:4900012317","490:4900012387","490:4900000646","490:4900012605","490:4900012389","490:4900012677","490:4900000872","490:4900013150","490:4900012530","490:4900012319","490:4900012738","490:4900012871","490:4900012603"],"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":[0.2582987367524228,0.25510852416389895,0.15379456498407262,0.15315944587016095,0.12050926199253385,0.11655751465519024,0.10928393478054896,0.09961366961665544,0.08718502413414386,0.08233372068229204,0.07140161632478441,0.06951333109708814,0.06630387802856118,0.06432871627879548,0.06053255218997213,0.05911065812002408,0.059105932384273856,0.058756923946182,0.04361851693271227,0.04313914957230462,0.04256410002543192,0.04241947354286681,0.04178747811573127,0.040414306279244736,0.03898934046758238],"twin_dists":[0.21369294685078288,0.2146716642439116,0.25130881496498864,0.2515864106182038,0.26717733731936266,0.2692740360244172,0.27328048012364925,0.2789404001352303,0.28688581676909336,0.2902324044942387,0.298396902668413,0.2999081013908451,0.3025549818545731,0.3042363102864917,0.3075900595677192,0.30889079127128016,0.3088951570393645,0.3092183781101637,0.32506385643559965,0.3256367731254132,0.3263311511176371,0.3265070306859277,0.3272815718127005,0.3289990930609971,0.33083429568020223],"n_dims_used":45,"mean_confidence":0.9074941847059462},"coverage":{"mean_confidence":0.9074941847059462,"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}}