{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001691},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002277","489:4890002130","489:4890001946","489:4890001957","489:4890001789","489:4890002040","477:4770000242","489:4890002359","477:4770000149","489:4890002779","489:4890001790","489:4890001958","489:4890002529","489:4890002445","489:4890002121","489:4890002362","489:4890002778","489:4890002777","489:4890003108","489:4890002285","489:4890002525","489:4890002361","489:4890002278","489:4890002768","489:4890001779"],"twin_admin_codes":[489,489,489,489,489,489,477,489,477,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7746696190678526,0.7618876494133401,0.7615845736312739,0.7073878632877825,0.7056231426799139,0.6926494802588087,0.6817286891843345,0.679743487502292,0.6720698192930972,0.6466862537408945,0.6268366852997613,0.6210906846312296,0.6017628483703334,0.5686685210892245,0.5658270910306884,0.5618366535195203,0.5574247275696941,0.5438836004233467,0.5300725277482412,0.50166840069964,0.5000276333843877,0.4916160192532459,0.49055200332652377,0.48040375081108544,0.4793966642351305],"twin_dists":[0.09280686529150696,0.09578297164670288,0.09585301183801397,0.10806558815877249,0.10845475838654989,0.11130345221721806,0.11368633060367697,0.11411818915043943,0.11578411369669012,0.12126327768852463,0.1255247827425651,0.1267561925658177,0.13089542461719825,0.1379921871423519,0.13860312624742052,0.1394617526807505,0.14041201701823625,0.14333578534117425,0.1463313129564545,0.15254762652359635,0.15290942685124684,0.15476955973029743,0.15500551176461783,0.15726383430875174,0.1574887524100605],"n_dims_used":45,"mean_confidence":0.9194798787434896},"coverage":{"mean_confidence":0.9194798787434896,"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}}