{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005314},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005372","477:4770003067","489:4890005370","489:4890005395","477:4770003242","477:4770003458","468:4680004410","489:4890005394","489:4890005121","468:4680004215","477:4770002835","489:4890005223","468:4680001786","489:4890005229","477:4770002765","477:4770003307","468:4680002842","477:4770003153","468:4680003846","499:4990000000","477:4770003308","489:4890003700","468:4680002943","477:4770003381","468:4680003041"],"twin_admin_codes":[489,477,489,489,477,477,468,489,489,468,477,489,468,489,477,477,468,477,468,499,477,489,468,477,468],"twin_sims":[0.7008289642786782,0.6878457212353896,0.6660701705374017,0.5557326402633812,0.5536728150976588,0.5367350353767721,0.5199981966763253,0.5061621536288203,0.5061210166618051,0.5033789737956519,0.5028276529145157,0.4886110574020343,0.4703086455728874,0.4702323842853049,0.467733791970177,0.46769270517290334,0.465384053535888,0.4628539223942813,0.46105466825531055,0.45947632672392547,0.455494248531799,0.4531968639918515,0.4507535225650929,0.43895409747512687,0.4361687596620374],"twin_dists":[0.10950990429431832,0.11235317344563686,0.11708316529407299,0.1407767510198018,0.1412209756536105,0.14488437403878482,0.14852667313427786,0.15155837382766152,0.15156741896246984,0.15217077999580783,0.15229220007212887,0.1554363224102274,0.1595254314344138,0.1595425769603185,0.1601048480097764,0.16011410251650546,0.1606345593914197,0.1612059744996896,0.1616129916370168,0.16197049845002565,0.16287443300084092,0.16339724632155478,0.16395434720292643,0.16666094514344246,0.16730395432480138],"n_dims_used":45,"mean_confidence":0.9208353678385417},"coverage":{"mean_confidence":0.9208353678385417,"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}}