{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003199","500:5000004982","485:4850009045","484:4840008144","473:4730001480","484:4840007184","468:4680006752","473:4730002622","470:4700007282","498:4980000227","484:4840003461","489:4890001829","478:4780006254","470:4700004083","498:4980003586","475:4750005523","498:4980004065","484:4840004048","477:4770000454","484:4840006550","500:5000010126","485:4850004081","500:5000003824","498:4980000226","498:4980003522"],"twin_admin_codes":[500,500,485,484,473,484,468,473,470,498,484,489,478,470,498,475,498,484,477,484,500,485,500,498,498],"twin_sims":[0.2461523440748204,0.23262218191184408,0.2146179891965925,0.2091019816531555,0.1924962057408148,0.19099204931266694,0.1720883444477596,0.1714474122744038,0.17121486787187434,0.16963100260317507,0.16558220276652166,0.15988110848860135,0.15341332047506656,0.1474747174792399,0.14473636155458275,0.14199916679875738,0.14052332922012611,0.13600713519229085,0.13273198620048526,0.13265877784330213,0.13019739791136456,0.12805903859643225,0.127591276981789,0.11846030204284945,0.11532600129962738],"twin_dists":[0.2174616065065575,0.22180339537600208,0.22784705866680832,0.22976651940922363,0.2357627158088196,0.2363232856444163,0.24364864369489872,0.2439068246965401,0.24400066941835863,0.2446422915879754,0.24630226656484183,0.24869013153327094,0.25147534691069645,0.25410955066131824,0.255350640902024,0.2566087247162833,0.2572945536066684,0.25942720152178217,0.26100722426431816,0.2610428751536712,0.26225023251187735,0.2633132049230579,0.2635475147990637,0.26825778154248064,0.26993857579106323],"n_dims_used":45,"mean_confidence":0.9208680046929254},"coverage":{"mean_confidence":0.9208680046929254,"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}}