{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013152","490:4900012316","490:4900012929","490:4900013119","490:4900013118","490:4900013121","490:4900013092","490:4900013053","490:4900012663","490:4900013055","490:4900012244","490:4900012727","490:4900013080","490:4900013093","490:4900013150","490:4900013258","490:4900012664","490:4900013227","490:4900012801","490:4900012859","490:4900012933","490:4900012936","490:4900012800","490:4900013259","490:4900012867"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6434506630085046,0.43513147242779676,0.4241948438141789,0.3662304218773105,0.28126503371905687,0.25508457965427483,0.2524753979677209,0.2521351221944562,0.24184772677075705,0.23817466735284185,0.21967762445675812,0.20506673904957412,0.2029942793027678,0.20019253086277536,0.1992962684064917,0.1908866654456378,0.18807046570886013,0.18158865008208888,0.1651982785648803,0.15060004721788225,0.13892966086471342,0.11996821820446199,0.11979259958276518,0.1162608744498599,0.10934921853557471],"twin_dists":[0.12195897938118773,0.16754383300941134,0.170087229634385,0.18408237528073165,0.20686016571241872,0.2146790393261634,0.2154853344289407,0.2155908771826107,0.21882575290188244,0.22000224303326696,0.22611548457044653,0.23119262389480902,0.23193252563230612,0.2329410876322034,0.23326577123095293,0.23636267543477352,0.23742097587703906,0.23989975117045986,0.24646118526523073,0.2527137040377074,0.25804119370639583,0.26746126393581976,0.26755363463658205,0.26943361200081634,0.27324361739421865],"n_dims_used":45,"mean_confidence":0.911411370171441},"coverage":{"mean_confidence":0.911411370171441,"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}}