{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000197","480:4800000165","480:4800000164","480:4800000243","480:4800000195","480:4800000162","480:4800000055","480:4800000054","480:4800000157","480:4800000226","480:4800000196","480:4800000132","480:4800000220","480:4800000001","480:4800000255","480:4800000216","480:4800000021","480:4800000103","480:4800000188","480:4800000244","480:4800000005","480:4800000023","480:4800000006","480:4800000106","480:4800000010"],"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":[0.656663264680403,0.6285464832996356,0.5405917210298177,0.5201830734865378,0.4856080535637519,0.45388110840022,0.3928597575509361,0.39151502091372514,0.3699078689043043,0.3686333093882113,0.3289027894245548,0.2724798563939343,0.2375696906570059,0.2290975838545652,0.22516378160856743,0.22188470899935128,0.2130561573955788,0.18823637451676828,0.18797171713350297,0.1727610118132122,0.16785179709989553,0.15943062908981184,0.14637433088996318,0.13465152297894212,0.12401637224455636],"twin_dists":[0.1191146501773913,0.12515821725630327,0.14404842560340403,0.14848629877152258,0.15610388838383732,0.16324143220827628,0.17753444157830292,0.17785991175722285,0.18316459209864275,0.18348216663270278,0.19368227574903032,0.20943166869756125,0.22019714825703926,0.22296141742713593,0.2242678741313593,0.22536852710101068,0.2283871199712159,0.23735832267559598,0.23745828531989582,0.24337841835031232,0.24536819827961412,0.24888143043315145,0.25460620647564614,0.260077683438963,0.26536009706417935],"n_dims_used":42,"mean_confidence":0.9026796250116258},"coverage":{"mean_confidence":0.9026796250116258,"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}}