{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001287},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001161","489:4890001290","489:4890001167","489:4890001049","489:4890001352","489:4890001431","489:4890001434","489:4890001428","489:4890001354","489:4890001439","489:4890001160","489:4890001356","489:4890001433","489:4890001435","489:4890001359","489:4890001357","489:4890001296","489:4890001355","489:4890001292","489:4890001228","489:4890001171","489:4890001048","489:4890001366","489:4890001050","489:4890001231"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8122028442036139,0.7011488198169858,0.6628740818910301,0.6528915617163698,0.631767123693478,0.6080492514794411,0.6034036537436126,0.5210937125419443,0.49293893568980934,0.48496302352603826,0.4832797269425881,0.47593353625794493,0.47019842511784765,0.45662386904854363,0.4430191033670589,0.43837476507881923,0.43662664530015344,0.4362515882777103,0.4228200696807261,0.40048415942837845,0.38132298428669453,0.34294108184442396,0.3184496744508018,0.3180796968260643,0.3167647719127126],"twin_dists":[0.08376756672457868,0.10943960087206785,0.1177740675876141,0.11992757066129946,0.12446752773789072,0.12954931538116432,0.13054406910134658,0.14828747772427897,0.15447640537328633,0.15624744293981577,0.15662234763345076,0.15826335396287325,0.1595502121684404,0.16261771940336306,0.16572538136459794,0.16679455400411008,0.1671981378094397,0.16728480951971408,0.17040884460119315,0.17569873250522847,0.18034404558029635,0.1900074508109563,0.19647488883991351,0.19657466285263794,0.19692979685815573],"n_dims_used":45,"mean_confidence":0.9147767808702257},"coverage":{"mean_confidence":0.9147767808702257,"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}}