{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001437","480:4800001381","480:4800001436","480:4800001943","480:4800001389","480:4800001333","480:4800001380","480:4800001774","480:4800002107","480:4800001325","480:4800002103","480:4800001387","480:4800001455","480:4800002112","480:4800001265","480:4800001607","480:4800002207","480:4800001558","480:4800001782","480:4800001831","480:4800001896","480:4800001392","480:4800001446","480:4800001954","480:4800002057"],"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":[0.8052396211427598,0.6665529656899407,0.46027436370795793,0.4106448570775712,0.3438871037445888,0.33957574662318263,0.33845974083645247,0.2474946380266335,0.24297875899696814,0.22323748083136108,0.22265869206318506,0.20945936416096228,0.19499987822980325,0.19250989581864728,0.1891597747695556,0.18914212464931643,0.17813307723954278,0.17738365769195102,0.17636588327776198,0.17367739356310213,0.17183618172886386,0.17022669826805897,0.1676759486409809,0.16760158533038902,0.1675433691326159],"twin_dists":[0.08548373478911378,0.11697873355010242,0.16178968228460855,0.17327676081883453,0.18976274732384263,0.19088088160735617,0.19117155088296656,0.21703937645755547,0.21846581630240325,0.22491315119190128,0.22510775959237297,0.22964112339094173,0.2348363706275796,0.2357576278269656,0.23701031798022276,0.23701695867466638,0.24124684240320485,0.24154143144092574,0.24194292824838606,0.24301149568769628,0.24375013785480612,0.24440047359383596,0.2454402436082906,0.24547072671425801,0.24549459757172845],"n_dims_used":43,"mean_confidence":0.9203270313351654},"coverage":{"mean_confidence":0.9203270313351654,"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}}