{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009712","490:4900009510","490:4900010283","490:4900010287","490:4900009288","490:4900009295","490:4900008522","490:4900009904","490:4900010198","490:4900003164","490:4900009995","490:4900008853","490:4900004529","490:4900009390","490:4900010385","490:4900010003","490:4900004804","490:4900009798","490:4900010195","490:4900009392","490:4900009601","490:4900010640","466:4660005085","490:4900005375","490:4900002114"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.5595152239769493,0.48185423913050174,0.32988672363668564,0.30999201717347624,0.29619468693720996,0.25502765708540825,0.22551693625843447,0.2244748706830318,0.19352385154599805,0.18400218038326138,0.17399035025924753,0.16648877970475365,0.16613507616915874,0.1539887392435972,0.13515871971918222,0.13131284310578895,0.13099875667104205,0.1307284342568409,0.12933105549198143,0.11874930888053103,0.11721878052397708,0.115997879352611,0.11439801397723567,0.1128080304011596,0.11011125329950225],"twin_dists":[0.1399616250807247,0.15694015194875197,0.19342196058552924,0.19877236039557625,0.2025990646491343,0.21469657365150846,0.2241499722228032,0.2244982237076526,0.2353814846027824,0.238969598121879,0.24288650359506475,0.24592805764322817,0.24607388098298658,0.2512241137155362,0.2598337356647054,0.2617009711988034,0.2618552748596243,0.26198830174672383,0.2626792874464946,0.2681045227189713,0.26891943004344054,0.2695753503739674,0.2704429410964976,0.27131447175282025,0.2728145861027018],"n_dims_used":45,"mean_confidence":0.9193666246202257},"coverage":{"mean_confidence":0.9193666246202257,"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}}