{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003941","493:4930004105","493:4930003963","470:4700005661","470:4700006387","488:4880001563","493:4930002738","488:4880005511","493:4930002609","488:4880003778","470:4700003689","488:4880005418","470:4700005335","493:4930003624","493:4930001222","481:4810002555","493:4930000496","493:4930001319","493:4930002741","481:4810000943","488:4880005320","493:4930002742","493:4930004118","488:4880002148","466:4660004247"],"twin_admin_codes":[493,493,493,470,470,488,493,488,493,488,470,488,470,493,493,481,493,493,493,481,488,493,493,488,466],"twin_sims":[0.510706085589045,0.43944344021270837,0.42561354261580137,0.4172433117233613,0.4142515898158522,0.39189090941087884,0.3636744855429368,0.36358919539887247,0.35407466723452974,0.3504265152218819,0.33524242999311216,0.33397801849217723,0.3300471595318359,0.3292160925842448,0.32823720334593887,0.32286146600913607,0.32130373232007886,0.3180325974662374,0.31697066088047376,0.3162835686744152,0.31442851329195165,0.3130845632117219,0.31201275471298506,0.3108958260256145,0.309136610915077],"twin_dists":[0.15056044415946448,0.1665481441494897,0.1697557942159291,0.17171801637209932,0.17242341437989997,0.17776888208455793,0.18472298862083972,0.18474440462868913,0.18714976382517098,0.18808088127462377,0.1920124206281803,0.1923440807101074,0.19337955523675687,0.19359934009797164,0.19385860998304513,0.19529011598112053,0.19570739878482174,0.19658736910065844,0.19687413563614276,0.19705996793396016,0.19756283418457576,0.19792820348911677,0.19822022828500035,0.1985251563500208,0.19900670641053095],"n_dims_used":45,"mean_confidence":0.9250604417588976},"coverage":{"mean_confidence":0.9250604417588976,"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}}