{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005234","489:4890005287","477:4770003069","468:4680002238","477:4770003461","472:4720005874","489:4890005139","484:4840006811","467:4670000150","467:4670003744","472:4720003267","489:4890003714","472:4720004296","472:4720004339","468:4680002142","472:4720006591","484:4840006893","468:4680002132","472:4720006895","479:4790006388","468:4680002031","468:4680001692","472:4720006829","467:4670003252","476:4760001588"],"twin_admin_codes":[489,489,477,468,477,472,489,484,467,467,472,489,472,472,468,472,484,468,472,479,468,468,472,467,476],"twin_sims":[0.34490249565552483,0.26683897468763024,0.23028914184822208,0.22250521790382133,0.2089024331361028,0.20576158375653406,0.19222507087587778,0.1837511867907939,0.1776533971436836,0.15739222858720234,0.15302200312263925,0.1508448819336978,0.14838854569146892,0.14605702147706054,0.14486089121148643,0.13925344353287986,0.13440972584116354,0.13348917162734103,0.12969707421847176,0.12869144323987292,0.1261324862140379,0.1254561750590588,0.12496275488473879,0.1239015519238844,0.12303576482858651],"twin_dists":[0.18950049801046412,0.21110976214214913,0.22256862020232482,0.22515941939284081,0.22983659913370985,0.23094569978881213,0.23586353633175222,0.23906592634650312,0.24143529797447721,0.2497520036297216,0.2516465946876253,0.25260525962095004,0.25369917421623805,0.2547499357818657,0.25529382532335165,0.25788898489452805,0.26019422408630677,0.2606393561308608,0.262497753179108,0.2629974499622342,0.26428245209646845,0.2646253653178263,0.2648764328497044,0.26541896851757635,0.26586422245741625],"n_dims_used":45,"mean_confidence":0.9217107984754774},"coverage":{"mean_confidence":0.9217107984754774,"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}}