{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001020","480:4800001174","480:4800001064","480:4800000901","480:4800001184","480:4800000902","480:4800000860","480:4800000943","480:4800000982","480:4800001176","480:4800001016","480:4800000559","480:4800000866","480:4800000981","480:4800000421","480:4800001173","480:4800001118","480:4800000910","480:4800001123","480:4800001060","480:4800001181","480:4800001114","495:4950001224","480:4800001021","480:4800000361"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480],"twin_sims":[0.8658114506440456,0.7510443441346084,0.7236890420719672,0.7064315891445256,0.7042766661472262,0.6871640514155334,0.673557041624386,0.659478295572868,0.6550400780562731,0.654697949115297,0.6483665802629945,0.6345571809079757,0.6302276254214463,0.6241697238367884,0.6187637372398501,0.618150819255517,0.617646537220304,0.5892845493893504,0.5807551273952734,0.5690666074469537,0.5687802800323348,0.5631170949649953,0.5460189956090264,0.5455460258804339,0.5454225697649449],"twin_dists":[0.06971928574554145,0.09827484664919584,0.1044490448847449,0.1082765263122972,0.10875140964756393,0.11250192902156245,0.11546164665647096,0.11850735160853192,0.11946460184109531,0.11953834297602363,0.1209017824009146,0.12386892861857153,0.12479772070720778,0.12609641709278235,0.12725470009519363,0.12738599339841575,0.12749401190664603,0.13356833104582022,0.1353970125191723,0.13790662256653416,0.13796816501731024,0.13918615399503348,0.14287392097851662,0.14297619211390614,0.14300288980946954],"n_dims_used":42,"mean_confidence":0.9004227774483817},"coverage":{"mean_confidence":0.9004227774483817,"n_dims_used":42,"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}}