{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000271","477:4770000230","477:4770000222","477:4770000225","477:4770000272","477:4770000227","477:4770000163","477:4770000229","477:4770000267","477:4770001647","477:4770000317","477:4770000392","477:4770000441","477:4770000126","477:4770000150","477:4770000324","477:4770000442","477:4770000662","477:4770000087","477:4770000044","477:4770000189","477:4770000495","477:4770000325","477:4770000560","489:4890002196"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489],"twin_sims":[0.9253494221785402,0.8298530251085791,0.7747230229068426,0.7499957793452372,0.7485432624327982,0.7469104295918884,0.7441224869747455,0.7422496082135662,0.7020044262794223,0.6991423291999006,0.6827884355943841,0.680748726769976,0.6780962152734205,0.6769680561176982,0.671746909393701,0.6662559738047729,0.6659110017352238,0.6648923002459577,0.6648806260481223,0.6630116946308204,0.6605057513438185,0.6498467733707373,0.6489097021562442,0.645276229912384,0.640549631490278],"twin_dists":[0.051159292869130284,0.07932060725141271,0.09279433567178066,0.09851434883029235,0.09884571005686602,0.09921764970154305,0.09985137508121944,0.10027617376121306,0.10925147625686289,0.1098804079057801,0.11345563817100662,0.11389955776999951,0.11447625186950655,0.1147213320697422,0.11585410414787631,0.11704297690723642,0.11711759071466447,0.11733787346028973,0.11734039743132124,0.11774433481783046,0.11828556592114545,0.1205832233067887,0.12078490789014171,0.12156651485966935,0.12258234591781166],"n_dims_used":45,"mean_confidence":0.9198733859592014},"coverage":{"mean_confidence":0.9198733859592014,"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}}