{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011851},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010959","490:4900010610","490:4900010877","490:4900010708","490:4900010524","490:4900011917","490:4900010706","490:4900010793","490:4900010872","490:4900010535","490:4900010438","490:4900010710","490:4900011326","490:4900012128","490:4900010534","490:4900011120","490:4900010449","490:4900010176","490:4900010958","490:4900010705","490:4900012060","490:4900011992","490:4900010622","490:4900010884","490:4900010352"],"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":[0.36818957733060886,0.20212533382640632,0.1710466588493279,0.15518080847023463,0.14826173661363934,0.14195128570841534,0.1277282747095622,0.11431231965263747,0.10776712473712399,0.09753818448850404,0.09429048439297716,0.08773757065938033,0.0785267266568905,0.07657857673755739,0.07580671229546714,0.07294343568504122,0.06797266875147925,0.06294446040025842,0.06127977875455534,0.058836812191489445,0.05662889512753252,0.054635586517602364,0.05397599292219803,0.052441776546096205,0.052398072087006475],"twin_dists":[0.18359285719634147,0.2322442955131615,0.244068608152613,0.2507058253013569,0.25375600918104735,0.2566308918214812,0.2634788230306987,0.2704896748655834,0.27414179425820495,0.28021072058151186,0.2822417944787328,0.2865141322959389,0.29297083536041674,0.2944136275928105,0.29499344873023603,0.2971868257685413,0.3011660034755216,0.30543997353429764,0.30691654401923973,0.3091442533660425,0.31122414493031186,0.3131602108168821,0.3138137382569506,0.3153598460065549,0.31540443626403136],"n_dims_used":45,"mean_confidence":0.910022481282552},"coverage":{"mean_confidence":0.910022481282552,"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}}