{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000726","490:4900000614","490:4900002807","496:4960011653","490:4900000344","490:4900004461","496:4960011556","496:4960005702","496:4960011382","496:4960006238","490:4900000967","490:4900001218","496:4960008958","487:4870002453","496:4960011472","490:4900002494","494:4940008085","490:4900002342","487:4870003007","466:4660013783","490:4900001356","494:4940006164","490:4900004318","490:4900000215","490:4900000345"],"twin_admin_codes":[490,490,490,496,490,490,496,496,496,496,490,490,496,487,496,490,494,490,487,466,490,494,490,490,490],"twin_sims":[0.5078414725280496,0.503090695976773,0.3778447361336925,0.3675508951967936,0.3476277937232076,0.25855569119434074,0.22438621974557454,0.22308969261786238,0.21305408698210432,0.20582546523821907,0.20208643300466061,0.19239574951346458,0.18596192112686405,0.1800133708673731,0.17301632763688388,0.16092003411976086,0.1583310167779525,0.15538647902891292,0.1495837377095608,0.147508562546346,0.1457702733403985,0.13762714623375044,0.13742755893381148,0.13439645711564524,0.1341819054614495],"twin_dists":[0.15118929346163365,0.15223426430326328,0.18119906005615585,0.1837522958430415,0.18879863911260494,0.21361444946427235,0.22452789985052823,0.2249628105820847,0.22838783766718584,0.23092302713223548,0.23225827429694493,0.23580005855128844,0.2382206370696681,0.2405115714808691,0.2432760493997268,0.24825043473248867,0.24935004563588395,0.25061669878161497,0.253165249509049,0.2540943182836973,0.25488002088633027,0.25865619055394845,0.2587508119349249,0.2602006238605166,0.2603041723780858],"n_dims_used":45,"mean_confidence":0.9174719916449653},"coverage":{"mean_confidence":0.9174719916449653,"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}}