{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002389","490:4900004225","490:4900003789","490:4900001928","490:4900004087","490:4900002383","490:4900004086","490:4900003798","490:4900002084","490:4900002981","490:4900002527","490:4900003655","490:4900004487","490:4900002984","490:4900003650","490:4900002394","490:4900003122","490:4900002543","490:4900003123","490:4900001927","490:4900002529","490:4900002549","490:4900002377","490:4900004085","490:4900004218"],"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":[0.2604283419373848,0.20930061136536143,0.16076758466908536,0.1465480670088815,0.1284636966423625,0.11267924609468183,0.0908131209068552,0.08785119639770227,0.07307289855157025,0.06837813909501106,0.06538099745359399,0.05233205779307956,0.042917669576667906,0.03475345110463167,0.030988850598999827,0.030405273262670018,0.030099863991391796,0.02858972394140606,0.026253519484761866,0.02600014138225058,0.025254741497592145,0.024881978740107263,0.024190797679403683,0.023268776505156633,0.022835625299175412],"twin_dists":[0.21304384894577308,0.22969680754299343,0.24831482539611144,0.25452760814405434,0.26311102664659497,0.2713854767399302,0.28447858422516675,0.28643792975616345,0.2970861637619103,0.3008327192386548,0.3033354053561912,0.31547184712598153,0.3259032851060629,0.3366469167217451,0.3423432261446867,0.34327864842564165,0.34377433950779496,0.34629068175236877,0.3504183695514018,0.3508848759403208,0.3522803924165695,0.3529916642389484,0.35433525626195184,0.35618029631950704,0.35706903937955486],"n_dims_used":45,"mean_confidence":0.9138866848415799},"coverage":{"mean_confidence":0.9138866848415799,"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}}