{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011226},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011363","490:4900009002","490:4900010492","490:4900010840","490:4900009099","490:4900010407","490:4900011140","490:4900009822","490:4900011295","490:4900008899","490:4900011770","490:4900011291","490:4900010665","490:4900012096","490:4900008118","490:4900012095","490:4900009527","490:4900007895","490:4900010034","490:4900009635","490:4900012112","490:4900010564","490:4900011454","490:4900010132","490:4900012178"],"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":[0.09524741629046302,0.0707373563220151,0.06486966923300024,0.05038290274343661,0.03422809402792489,0.03143812146315512,0.02867888109470585,0.028515747243021524,0.027988613127421232,0.02161338539518387,0.01756186172931593,0.014253416115355943,0.013820139207325584,0.013115777246172371,0.012923268631423585,0.01272424652186777,0.012553122629353226,0.010145380839995447,0.010056743418953717,0.009929547707046316,0.009257210740140739,0.008773781952719054,0.008404486270141967,0.007445035877054646,0.007434598650371013],"twin_dists":[0.2816376927999587,0.2989247733008493,0.3037716844652007,0.31749482745740565,0.3374092443618969,0.3416333052389497,0.3461389865115817,0.3464168573113942,0.3473241806008801,0.35965819188879034,0.3692651972410076,0.3786797387196127,0.3800522688630439,0.38236687472197584,0.38301859387713183,0.38370146006410016,0.38429620834637085,0.3935319879767733,0.3939079232882073,0.3944525876327726,0.39743937965808823,0.3997091681458004,0.4015197278410021,0.40658007563983656,0.4066382716804296],"n_dims_used":45,"mean_confidence":0.886502922905816},"coverage":{"mean_confidence":0.886502922905816,"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}}