{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010500","490:4900010416","490:4900010671","490:4900011844","490:4900010586","490:4900010508","490:4900010757","490:4900011160","490:4900010673","490:4900010501","490:4900011912","490:4900011510","490:4900010415","490:4900011910","490:4900010504","490:4900010854","490:4900010940","490:4900011228","490:4900011082","490:4900010514","490:4900011018","490:4900011238","490:4900010853","490:4900010427","490:4900010919"],"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":[0.690933697079521,0.6293334910103839,0.5305918143057052,0.45864849848818473,0.4223127906975605,0.36608089643867897,0.3560104654913244,0.3544059995687586,0.33749730438430714,0.32935681628827396,0.3277720150388752,0.3227761235036424,0.3140248866249205,0.31242759521926283,0.3069386613561236,0.28233296505561384,0.277750125860476,0.23779331412597857,0.23173731822070842,0.22759795810010947,0.20597159677895896,0.1994478514606722,0.19246109216673973,0.18250737109403967,0.18101580995223862],"twin_dists":[0.111678679989743,0.12498946443504344,0.14621840172318726,0.16215818313832836,0.17052762811095504,0.184119789844872,0.18665771244880566,0.18706544547561238,0.1914226369265796,0.1935621027291113,0.19398196969786022,0.1953129482264144,0.1976724715983333,0.1981071331590222,0.19961056792916146,0.20655092264646682,0.2078830452260787,0.22012506587662758,0.22209302874944908,0.22345769264103973,0.23087118057299172,0.23321078749548949,0.235775767086279,0.2395446614830079,0.24012179954695523],"n_dims_used":45,"mean_confidence":0.8907257080078125},"coverage":{"mean_confidence":0.8907257080078125,"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}}