{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013188","490:4900013118","490:4900013055","490:4900013053","490:4900013080","490:4900013150","490:4900013093","490:4900012727","490:4900012936","490:4900013227","490:4900012928","490:4900012663","490:4900012316","490:4900013121","490:4900012929","490:4900013195","490:4900013123","490:4900012664","490:4900012933","490:4900000993","490:4900012983","490:4900013119","490:4900012800","490:4900000756","490:4900012801"],"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":[0.6434506630085046,0.4761762264842603,0.46953147445948695,0.4643369943935691,0.3718914196548861,0.36931832361700023,0.2855727228681126,0.2733462475512518,0.25780284525855085,0.25703961673417103,0.24014583312317322,0.23921203577640499,0.23755216663015016,0.2171417859594401,0.18714076851197192,0.1708460109650806,0.15526239933626573,0.13912347129464464,0.12777928814991038,0.12090480226567968,0.11756373576899815,0.11324910502566025,0.11188157262294894,0.11005893143652466,0.1085820491724224],"twin_dists":[0.12195897938118773,0.15820901176897242,0.1597002037709745,0.16087089984547634,0.1826714419793033,0.18331141778878143,0.20561707839374466,0.2091758332311476,0.2138445768205155,0.21407831126662213,0.21936942003766696,0.2196687834324267,0.22020279878887078,0.22697993988411935,0.2377727821131749,0.2441497114397969,0.2506704578888661,0.25795005249988595,0.2634532587308857,0.2669703828381492,0.26873505517525403,0.2710717585325791,0.2718266723693987,0.27284397013647393,0.2736778837519519],"n_dims_used":45,"mean_confidence":0.9119630601671007},"coverage":{"mean_confidence":0.9119630601671007,"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}}