{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000372","480:4800000505","480:4800000432","480:4800000307","480:4800000377","480:4800000435","480:4800001084","480:4800000603","480:4800000464","480:4800000352","480:4800000444","480:4800000648","480:4800000688","480:4800000726","480:4800000463","480:4800001140","480:4800000408","480:4800000699","480:4800000513","480:4800000365","480:4800000886","480:4800000349","480:4800000662","480:4800000608","480:4800001012"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6492018293424832,0.5073847074559007,0.4636653011560019,0.4384230559236828,0.4282716688304184,0.4224822981260292,0.4196796456122206,0.4014887275586445,0.3991228889853457,0.3885050321356891,0.386834847945205,0.3841201811167085,0.37111449543039565,0.3595596395547245,0.33006684134666997,0.32797614867826635,0.31897658039359195,0.29943947592258807,0.2946829149173404,0.27588940512889615,0.2582028866378868,0.24448370377913864,0.2434625891563374,0.238235325983384,0.23523526437675601],"twin_dists":[0.1207220386760266,0.15128964930035696,0.16102261098248224,0.16678341424841164,0.16913603342532774,0.17048792990767284,0.1711451683991189,0.1754580599618831,0.1760253006806587,0.1785903273527329,0.1789967695229735,0.1796591674194899,0.1828644450473362,0.18575913184503173,0.19337435384974072,0.19392782518545096,0.19633290764311034,0.20168993270536995,0.203024637663891,0.20842773067165332,0.21372224085121475,0.21798856228168692,0.21831217445034737,0.21998271845815617,0.22095228157883298],"n_dims_used":43,"mean_confidence":0.9140672905500545},"coverage":{"mean_confidence":0.9140672905500545,"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}}