{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001769","489:4890001851","489:4890003524","489:4890002257","489:4890001932","489:4890001678","489:4890002006","489:4890002922","489:4890002093","489:4890002170","489:4890002013","489:4890003585","489:4890003081","489:4890002596","489:4890001752","489:4890002587","489:4890002252","489:4890002017","489:4890002018","489:4890001767","489:4890001836","489:4890002009","489:4890003394","489:4890002172","489:4890003326"],"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":[0.9059102789928357,0.8842803640749287,0.7523718850601576,0.7237063441203608,0.72284096995817,0.6979775559528708,0.6953420075387118,0.6918342873517186,0.6739161887250263,0.661901468672665,0.6530475464428652,0.6498250478451133,0.6340920465632958,0.6280226241869106,0.6136614530174802,0.6063566411388571,0.6022958296376918,0.598956071091749,0.592835687499745,0.5912692245839661,0.5900134707087483,0.5835570948612053,0.5824930411071045,0.5823578798639413,0.5716714494776326],"twin_dists":[0.0577364793879172,0.06441070504515471,0.09797126506698178,0.10444518395783424,0.10463822934782056,0.11013606644092422,0.11071393764458715,0.11148176968102606,0.1153837464335012,0.11798417372642811,0.11989396761506738,0.12058789978556193,0.1239687393499552,0.12527053584612202,0.1283475225737988,0.12991174934828817,0.13078129275012484,0.1314964940157625,0.13280744402742417,0.13314305570326754,0.1334121294939845,0.1347960769414796,0.13502425793751271,0.1350532447930748,0.13734690232939428],"n_dims_used":45,"mean_confidence":0.9177252875434028},"coverage":{"mean_confidence":0.9177252875434028,"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}}