{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001685","480:4800000561","480:4800001111","495:4950001788","495:4950001386","480:4800000525","480:4800001171","495:4950001729","495:4950001502","495:4950001745","480:4800000560","495:4950001100","495:4950001163","480:4800000598","480:4800000634","495:4950001109","495:4950001110","480:4800001175","495:4950000956","480:4800000709","480:4800000947","495:4950001444","480:4800001025","480:4800000600","495:4950001789"],"twin_admin_codes":[495,480,480,495,495,480,480,495,495,495,480,495,495,480,480,495,495,480,495,480,480,495,480,480,495],"twin_sims":[0.24340667418215103,0.20985772330112495,0.19545491816563787,0.1886000148300211,0.16690766007330846,0.13444660018374813,0.12684373147144304,0.12258997972776284,0.11853159112347257,0.11844057688667824,0.11411634583588731,0.11409447132336846,0.10980940802472378,0.1064661188340268,0.10583182495667957,0.0920044780679832,0.08832010442742678,0.08747406480446214,0.0858745476260416,0.08437839713980029,0.08431565573065229,0.08402771612110106,0.07725570360642367,0.07517470395886024,0.07038293589961886],"twin_dists":[0.21832992034318088,0.22950152114393138,0.2346688971022881,0.2372211340602395,0.2457556521332306,0.26017644133697776,0.26392332732088014,0.2660944100784474,0.26821995074294386,0.26826825212064015,0.2705966514381627,0.27060860088604843,0.27298425166413476,0.27488808738913223,0.27525450676979946,0.28370474752811065,0.28612428463671025,0.28669115344294166,0.2877748911512665,0.28880324207253466,0.28884668283893705,0.28904637729942795,0.29390883615462243,0.2954717650680789,0.299208069155028],"n_dims_used":43,"mean_confidence":0.9029014055119005},"coverage":{"mean_confidence":0.9029014055119005,"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}}