{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000342","480:4800000405","480:4800000511","480:4800000337","480:4800000324","480:4800000728","480:4800000413","480:4800000586","480:4800000415","480:4800000698","480:4800000336","480:4800000626","466:4660011936","480:4800000543","480:4800000429","480:4800000550","480:4800000512","480:4800000800","480:4800000639","480:4800000645","480:4800000434","480:4800000724","480:4800000575","480:4800000541","480:4800000304"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.3871969217782898,0.35641854071489026,0.2932879195652018,0.28012200268055315,0.25276909519999574,0.23828994774777454,0.23669935759190744,0.23662184370076336,0.2272214702891319,0.2189375026638445,0.19727062411296267,0.19660180417537307,0.195741156816481,0.19033459509674527,0.18618877191347008,0.17334658375909834,0.17221531572876117,0.17156451335077272,0.1678709826209011,0.16559981220342163,0.1592304016477116,0.15419439640299765,0.1471049157077034,0.14698001512666187,0.14109034313199417],"twin_dists":[0.17890858794437992,0.18655416225607183,0.20341848299178503,0.20719194473631308,0.2153943116651185,0.21996513977805845,0.22047811194967226,0.2205031679135641,0.2235826244425356,0.22636709336681235,0.23400332066887977,0.2342479917990792,0.23456368798296354,0.2365692736866564,0.23813429975747616,0.24314379320347493,0.24359757872454374,0.243859602360935,0.2453603412361605,0.24629498383122014,0.2489665845410747,0.2511344887776457,0.2542761529076663,0.2543324927540692,0.2570304279256272],"n_dims_used":42,"mean_confidence":0.9125638689313617},"coverage":{"mean_confidence":0.9125638689313617,"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}}