{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001531","500:5000002657","477:4770002016","477:4770000953","500:5000001497","475:4750006968","499:4990003017","477:4770000568","477:4770001702","500:5000003112","477:4770003948","477:4770001949","499:4990002951","500:5000001885","477:4770000387","477:4770000124","477:4770000493","477:4770000615","477:4770003943","477:4770000128","499:4990001900","477:4770000764","477:4770001196","485:4850007044","499:4990002808"],"twin_admin_codes":[477,500,477,477,500,475,499,477,477,500,477,477,499,500,477,477,477,477,477,477,499,477,477,485,499],"twin_sims":[0.13455909673034372,0.12288843747241067,0.1146597875011409,0.10186351715099638,0.10033515625782152,0.09486124185107717,0.09425288235085828,0.09342426215634582,0.09019796669629264,0.08977377539141747,0.08916109290877869,0.08906288441134563,0.08903792640163491,0.0881514787191537,0.08781232217475148,0.08333887384339711,0.08042996845267118,0.07789409305375591,0.07656971485732056,0.0750794636501135,0.07507278145258259,0.07475141363017772,0.07180481198561267,0.07008385753286595,0.06668391314847044],"twin_dists":[0.26012221219660053,0.2659402267101102,0.27030034837255773,0.2775865620201343,0.27850366542653854,0.28188090292846074,0.28226563074369027,0.28279281358011826,0.284881302476357,0.2851602736933852,0.28556505711563374,0.28563014589261027,0.2856466961640049,0.2862369230773248,0.2864639917450587,0.2895263352777277,0.29158881402940573,0.29343617344516804,0.2944202578230494,0.2955441257833969,0.29554920549555347,0.2957939366291465,0.2980784318249195,0.2994480310370554,0.3022361840024021],"n_dims_used":45,"mean_confidence":0.920871819390191},"coverage":{"mean_confidence":0.920871819390191,"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}}