{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760004142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760004187","476:4760004319","471:4710001660","476:4760004318","471:4710001524","476:4760003643","476:4760003448","476:4760004096","476:4760004343","476:4760004049","476:4760003937","476:4760004226","476:4760004272","471:4710001426","476:4760004350","471:4710001772","471:4710001779","476:4760004230","476:4760004271","471:4710001778","484:4840001073","476:4760001900","476:4760003503","471:4710001619","471:4710001082"],"twin_admin_codes":[476,476,471,476,471,476,476,476,476,476,476,476,476,471,476,471,471,476,476,471,484,476,476,471,471],"twin_sims":[0.7779861894392338,0.6685187458618774,0.6594492024631858,0.6470561528229903,0.6435662629223827,0.6398725061476286,0.5383008844418568,0.5208752071508103,0.5064568054265192,0.49206847832800477,0.4894406443440815,0.48937506106199274,0.47662400201978605,0.4617248485226236,0.4540394700140867,0.4502357745512055,0.449927994855994,0.44367965198595255,0.439984803384132,0.4336685960325909,0.43339152403321674,0.42850685319272863,0.42558628348789457,0.41651043119041803,0.4136766503445014],"twin_dists":[0.09202714203310836,0.1165533390996337,0.11851363060316078,0.12118371190583421,0.1219341319553633,0.12272779403977783,0.1445448327770214,0.148335176887959,0.15149359193514522,0.15466927001922123,0.15525212531508606,0.1552666836595294,0.1581087714092406,0.1614613218697458,0.16320538286881475,0.1640725416561802,0.1641428273964239,0.16557367064764428,0.16642340898473884,0.16788252014364766,0.1679467197875106,0.16908127490096228,0.1697621581456067,0.1718906157075484,0.17255922694108955],"n_dims_used":45,"mean_confidence":0.9173959520128038},"coverage":{"mean_confidence":0.9173959520128038,"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}}