{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001984","480:4800001818","480:4800002144","480:4800001368","480:4800001534","480:4800001593","480:4800001649","480:4800001879","480:4800002432","480:4800001647","480:4800001539","480:4800001866","480:4800002092","480:4800001819","480:4800001475","480:4800001252","480:4800001416","480:4800001937","480:4800002101","480:4800001760","480:4800002334","480:4800002384","480:4800001702","480:4800001983","480:4800001590"],"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":[0.5482434408963697,0.4565259805013646,0.4009181310105826,0.36704413574595374,0.3643889526865504,0.3642743699133769,0.3336211662628309,0.3022569400083403,0.29613630814367375,0.2954022423820605,0.2837720726657599,0.2816998645589935,0.2776129042744862,0.26730486659973807,0.2598837317098193,0.24639201840719507,0.23219178955527545,0.21003559217969292,0.20542847636559086,0.1962768713277708,0.1955282306867058,0.1823799410854434,0.17971093279330322,0.17915541129229634,0.17645374135697256],"twin_dists":[0.14239312933866205,0.16263995608418425,0.17559472890534517,0.18387890037896581,0.18454368843322796,0.18457243176409183,0.1924378079266019,0.20090519719597846,0.2026154748282738,0.2028219823868823,0.20613531370309948,0.20673416522816,0.207923137641181,0.21097033739573434,0.21320952582334898,0.21738610655010246,0.2219441806369978,0.2294392463817134,0.23106400349297848,0.2343670684743958,0.2346419403716026,0.2395938382057156,0.24062946829424672,0.24084638932394142,0.24190820463588586],"n_dims_used":43,"mean_confidence":0.913375410922738},"coverage":{"mean_confidence":0.913375410922738,"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}}