{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001387","485:4850007040","477:4770001072","485:4850007327","499:4990003473","485:4850007755","477:4770000933","477:4770001254","477:4770001427","485:4850007876","477:4770000754","499:4990001884","477:4770001325","500:5000001495","477:4770001027","499:4990002994","469:4690006021","477:4770000782","485:4850007586","477:4770001436","488:4880000110","500:5000002385","499:4990003482","500:5000001128","500:5000002405"],"twin_admin_codes":[477,485,477,485,499,485,477,477,477,485,477,499,477,500,477,499,469,477,485,477,488,500,499,500,500],"twin_sims":[0.6384750298226115,0.5780292285665956,0.5254472312900326,0.44944097282156154,0.42479967073913694,0.38647144826351876,0.35416097155665166,0.33840678359884446,0.3336612889510644,0.32031285442177493,0.29870870115899556,0.2921378353376465,0.25532161656454283,0.2523213491262363,0.24139362787964758,0.23751672902354704,0.23048677117737146,0.2296886967381965,0.22847468594484452,0.2268022473440431,0.2150239034681618,0.21335111440116902,0.2130905339047758,0.2087395152767108,0.20474995009742036],"twin_dists":[0.12302791737036507,0.1359818558839293,0.1473380707448247,0.16425408235503428,0.16994587410885886,0.17908531331572308,0.1871277969306767,0.19118535666559716,0.19242726698277637,0.19597342245511054,0.20189417637250145,0.20374401844348317,0.21460604956362261,0.2155331042634333,0.21897057073649243,0.22021422629259246,0.2225036014174338,0.22276638887409148,0.22316729306380478,0.223721898754398,0.22770713361864406,0.228284923137485,0.22837520425742483,0.2298938482806973,0.23130538992324648],"n_dims_used":45,"mean_confidence":0.921024661593967},"coverage":{"mean_confidence":0.921024661593967,"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}}