{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001062","491:4910000998","491:4910001064","491:4910001255","491:4910001056","491:4910001201","491:4910001620","491:4910001261","491:4910001512","491:4910001316","491:4910002813","491:4910001007","491:4910001189","491:4910001137","491:4910001455","491:4910001184","491:4910001068","491:4910001394","491:4910001198","491:4910001454","491:4910001054","491:4910001134","491:4910001318","491:4910001739","491:4910001572"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.280565569293774,0.17210875543096796,0.16017944634280382,0.0820800631250364,0.07962007568429168,0.07706569064800046,0.06908223809495145,0.04022887089995391,0.03821218573936682,0.036552165544449566,0.03428168769588472,0.03362518902854653,0.030934794996311635,0.02852830176176674,0.025953670089857665,0.025093355385880135,0.0242041367911142,0.022928359886569546,0.02280308816674277,0.0212424034082403,0.020391626231490205,0.017197477297740123,0.015190413873779758,0.013637607873451649,0.012082194114907185],"twin_dists":[0.20706309667398257,0.24364043304136357,0.24856365617526824,0.2904116744898989,0.2921736673150898,0.29405012828329186,0.3002577722283555,0.3292347895875046,0.3318592186855629,0.3341090209549458,0.33733102179894103,0.33829648113540545,0.3424292355024185,0.34639542436696996,0.35097086184823006,0.3525872131603174,0.35430901368869117,0.35687754304450786,0.35713638827732447,0.36046925098663823,0.3623768613753685,0.37022168941301725,0.37583310251306407,0.3806418947250581,0.38597082774088187],"n_dims_used":45,"mean_confidence":0.8965382893880208},"coverage":{"mean_confidence":0.8965382893880208,"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}}