{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001334},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001615","480:4800001613","480:4800001448","480:4800001556","480:4800001564","480:4800001618","480:4800001377","480:4800001387","480:4800001614","480:4800001518","480:4800001957","480:4800001714","480:4800001713","480:4800001521","480:4800002434","480:4800001385","480:4800002337","480:4800001271","480:4800002112","480:4800001447","480:4800000896","480:4800001629","480:4800001833","480:4800001436","480:4800001333"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5235746433352312,0.46902183432117195,0.43478292961224513,0.4057244912214782,0.3945834485217916,0.39067000708395444,0.357895266652386,0.3534012626867914,0.32365551087010674,0.3152657657808509,0.3091176309969779,0.30456036830179756,0.3042934117323802,0.2991786598662703,0.2944740400926256,0.289904028741684,0.28812862597730193,0.2817243474486867,0.2789121517832643,0.267311892014409,0.26630545405223666,0.2571189354912417,0.2561729670031694,0.24232256130695695,0.2364629229562966],"twin_dists":[0.14774622068315735,0.15981486617937332,0.1676244867211718,0.17444623391993216,0.1771180081545559,0.17806469959053312,0.18617994826433312,0.1873212598165848,0.19507784098282543,0.197335665137767,0.19901191034149993,0.20026679274813894,0.20034063693591003,0.20176279444050585,0.20308353844553884,0.20437848774969983,0.2048848376614947,0.20672707434953763,0.2075440156741551,0.2109682360967616,0.21126961171234282,0.2140539999478516,0.21434425029204052,0.2186745104642844,0.22055455498831417],"n_dims_used":43,"mean_confidence":0.9191309019576671},"coverage":{"mean_confidence":0.9191309019576671,"n_dims_used":43,"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}}