{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002361","489:4890002040","489:4890003108","489:4890001691","489:4890002777","489:4890001946","489:4890002524","489:4890002277","489:4890001958","489:4890002768","489:4890001693","489:4890002525","489:4890001957","477:4770000149","489:4890001789","489:4890002683","489:4890002199","489:4890001779","489:4890002957","489:4890002121","489:4890001790","477:4770000242","489:4890002520","489:4890002285","489:4890001942"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,477,489,489,489],"twin_sims":[0.7745477899684741,0.7404123898914494,0.6897619000410768,0.679743487502292,0.6179051943330601,0.605661667916186,0.6046024740441222,0.5790738415123372,0.5610582439011003,0.5586036880589917,0.557943422095823,0.5567633343330766,0.5530601808194006,0.537546980206657,0.5370062687884071,0.5269278361462434,0.5119539175783382,0.5089624358722105,0.505753922330361,0.4919760843132327,0.4886933753465207,0.4778585003206213,0.4644856422086305,0.4545991407650747,0.44689806648799685],"twin_dists":[0.09283544576261539,0.10069217904281172,0.11193475332276871,0.11411818915043943,0.12743860731303283,0.13006056188746065,0.13028736497587842,0.13575770611870516,0.13962933603109345,0.14015798374154126,0.1403002432841464,0.14055456278302825,0.14135314592341014,0.14470828657806714,0.14482554552804225,0.1470155875025225,0.1502867996704618,0.1509431066616947,0.15164814377647656,0.15468974737981606,0.15541804076125093,0.15783257120741326,0.16083733603601866,0.1630780166712605,0.16483571995706756],"n_dims_used":45,"mean_confidence":0.9195502387152777},"coverage":{"mean_confidence":0.9195502387152777,"n_dims_used":45,"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}}