{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001537","473:4730001538","473:4730001802","473:4730001887","473:4730001724","473:4730001719","473:4730002052","473:4730001527","473:4730001445","473:4730002131","473:4730001545","473:4730001448","473:4730002276","473:4730001540","473:4730001354","473:4730001356","473:4730002204","473:4730001453","473:4730001808","473:4730001355","473:4730001353","473:4730002130","473:4730001084","473:4730001792","473:4730001447"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9824291339970725,0.9748165602864316,0.973777223125658,0.9699152468651816,0.969471555543896,0.9658951980462386,0.9646375147529802,0.9613685683585383,0.9590989663388219,0.958839920307907,0.9532234650954399,0.9525485877947568,0.9454634863165515,0.9437536760060372,0.942838116040015,0.942236690263305,0.9408909189700111,0.9366613260096136,0.9328209241566101,0.9300564269020153,0.9289274728171937,0.9283139564160203,0.9273108810109931,0.9265103483095698,0.9240346518162336],"twin_dists":[0.024454414875239455,0.029333221221537656,0.02994035132018488,0.03210111970194576,0.03234064795354301,0.034213949810139005,0.034850376075392604,0.0364563111541998,0.03753395691387811,0.0376551547623274,0.04020068212710403,0.040496757179552194,0.043495355541146835,0.04419172265352506,0.044560646405632426,0.044801530103173184,0.045336453297317086,0.0469828051430724,0.04843536004984495,0.04945814895120149,0.04987065770581664,0.05009361449700446,0.05045633264406331,0.050744228898289466,0.05162595200671095],"n_dims_used":44,"mean_confidence":0.9125125191428445},"coverage":{"mean_confidence":0.9125125191428445,"n_dims_used":44,"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}}