{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004230","480:4800005734","480:4800003990","480:4800005263","480:4800005351","480:4800005349","480:4800003903","480:4800003984","487:4870009171","480:4800004137","480:4800003906","480:4800004229","480:4800004061","480:4800002979","480:4800004995","487:4870010899","480:4800002655","480:4800002894","480:4800005501","480:4800004068","480:4800003829","480:4800003827","487:4870009170","480:4800006122","487:4870009173"],"twin_admin_codes":[480,480,480,480,480,480,480,480,487,480,480,480,480,480,480,487,480,480,480,480,480,480,487,480,487],"twin_sims":[0.49677386483678226,0.41737033868630213,0.3844131037782558,0.32286139470272207,0.30595775525211705,0.2656035050469839,0.21994526423904492,0.21220468419830896,0.2003233808745655,0.156082118970033,0.15167788917805336,0.15130229273489768,0.1475343017223263,0.1261608760210417,0.12101876987518469,0.117419900669473,0.11038062236630801,0.10429822607738919,0.10398704987442099,0.10141185256538479,0.10032352304466241,0.0986238264878833,0.0954661903689954,0.09037934942580393,0.08984341577295994],"twin_dists":[0.15362788893014048,0.17168811369474843,0.1795875852026916,0.19529013505679213,0.1998808647509651,0.21148022838201128,0.22602463872705783,0.22868267702394882,0.23289376926954888,0.2503158838660103,0.25223726322845974,0.2524030054867896,0.2540827357877455,0.2642680880176301,0.2669108486665941,0.26881188301169945,0.27266347870084234,0.27614754619568405,0.276329995068927,0.2778564603286175,0.2785106877856408,0.2795436275976498,0.28150025466141776,0.28476233251523275,0.2851144028357925],"n_dims_used":43,"mean_confidence":0.920831369799237},"coverage":{"mean_confidence":0.920831369799237,"n_dims_used":43,"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}}