{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002305","480:4800001893","480:4800002307","480:4800002355","480:4800001786","480:4800002216","480:4800001782","480:4800002353","480:4800001841","480:4800001717","480:4800002256","480:4800002255","480:4800002168","480:4800001688","480:4800002258","480:4800002536","480:4800001955","480:4800001785","480:4800001735","480:4800001613","480:4800001969","480:4800001668","480:4800002528","480:4800002262","480:4800002170"],"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":[0.7635727652060263,0.7131112521795143,0.5885388506078346,0.5807669919556542,0.5683224871765301,0.527397710119533,0.5088321432966318,0.4787749790515594,0.40961473316804936,0.3868662894618708,0.38022367299928317,0.3627569415015601,0.3523742359983194,0.351183164386834,0.350848064844872,0.349875745773244,0.34263987799654994,0.34243750813281887,0.3414120676042086,0.3406008245364604,0.3277360387092503,0.325189560115582,0.32470405654869183,0.3152880129844047,0.30531351673119467],"twin_dists":[0.095393116658354,0.10680040138104242,0.13372813877256026,0.13539446746603676,0.13806656913407744,0.14691328833045642,0.1509717143515325,0.1576276721327019,0.17352108680994974,0.1789891105235199,0.18061386648270114,0.18495351379706873,0.18758313998088536,0.18788734797992537,0.18797303175072685,0.18822189281815868,0.19008543736589303,0.19013785473092834,0.1904037164437849,0.19061434669117905,0.19399151400620138,0.1946685570705767,0.19479797301224305,0.19732963354464578,0.20005866248380907],"n_dims_used":43,"mean_confidence":0.9199302141056505},"coverage":{"mean_confidence":0.9199302141056505,"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}}