{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011814","490:4900011816","490:4900011285","490:4900010637","466:4660004998","490:4900010108","490:4900005089","490:4900010286","490:4900011815","490:4900007362","490:4900009913","466:4660004139","466:4660005197","490:4900007846","490:4900010548","490:4900005087","466:4660003671","490:4900011487","490:4900006866","490:4900010890","490:4900005090","490:4900009290","490:4900003966","466:4660003368","490:4900009403"],"twin_admin_codes":[490,490,490,490,466,490,490,490,490,490,490,466,466,490,490,490,466,490,490,490,490,490,490,466,490],"twin_sims":[0.3657612269416562,0.2706613468036233,0.25557168642564143,0.2472096899839968,0.2293680122971677,0.2287251570832619,0.21292096400591384,0.19740327010254882,0.17806445825100048,0.17381816683137347,0.1546931536737143,0.1462193038301516,0.1444949949787212,0.14288007551284856,0.14136623050202934,0.13785082965016934,0.137385406573832,0.13648787334046586,0.1362698625464973,0.1313374966478579,0.12878228513794032,0.1242213087531218,0.12322683326464097,0.12307851599478022,0.12302247775898335],"twin_dists":[0.1841998039740297,0.20997028773579723,0.21452909315710114,0.21712888605958913,0.2228721525558074,0.22308446463858658,0.22843399383056395,0.23395486368531823,0.24127377915423817,0.24295525222034492,0.25091749453579604,0.25467639910604867,0.2554608655873642,0.25620188610281974,0.2569022002518687,0.25855026743894755,0.25877080888970455,0.2591976898311536,0.2593016963233512,0.2616888712438677,0.2629521897258715,0.2652551235572427,0.26576575588967916,0.265842180662903,0.26587107423862116],"n_dims_used":45,"mean_confidence":0.9166712443033854},"coverage":{"mean_confidence":0.9166712443033854,"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}}