{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001481","477:4770001069","477:4770001534","477:4770001305","477:4770001590","477:4770001014","477:4770001197","477:4770001536","477:4770001482","477:4770001423","477:4770001362","477:4770001585","477:4770001127","477:4770001527","477:4770001645","485:4850006967","477:4770001076","477:4770001198","477:4770001066","477:4770000661","485:4850006740","477:4770001065","477:4770000891","477:4770001646","477:4770000889"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,485,477,477,477,477,485,477,477,477,477],"twin_sims":[0.7752757773675257,0.7731097659480913,0.767244275194224,0.7056653187526787,0.6796608853912172,0.6735593102215508,0.6435131948848357,0.6248621969217721,0.5834656272903014,0.5832882745481262,0.5786624923341539,0.5742188081224923,0.5268563570129665,0.5185031083669328,0.5100446992907955,0.5097036329607152,0.5004664180921036,0.4946340540502876,0.483606476258311,0.4768280776234588,0.4758309827542614,0.4743318628838203,0.4723694347489967,0.47040681415575725,0.45192765146472547],"twin_dists":[0.09266459957314829,0.09317247504713286,0.09454114208010048,0.10844546234541522,0.11413615017578317,0.11546115462470333,0.12194553864835862,0.1259480081769858,0.13481569051261041,0.13485372124114195,0.13584596796991555,0.1367997951076079,0.14703115141983863,0.14885330312619438,0.15070555274158837,0.15078040182043093,0.1528126396576413,0.15410110874858624,0.1565495421230665,0.1580630966060627,0.15828632003933615,0.15862222190435268,0.15906246526301815,0.15950336195726963,0.16368649742887081],"n_dims_used":45,"mean_confidence":0.9222793579101562},"coverage":{"mean_confidence":0.9222793579101562,"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}}