{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004014","490:4900003737","490:4900003873","490:4900002151","490:4900004440","490:4900003070","490:4900001994","490:4900004154","490:4900003346","490:4900002904","490:4900001719","490:4900002743","490:4900003325","490:4900002321","490:4900002907","490:4900002447","490:4900003592","490:4900002318","490:4900003598","490:4900003474","490:4900002173","490:4900004151","490:4900004305","490:4900004439","490:4900004270"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.49898643411909666,0.4676931441705166,0.45418745444132336,0.44961883672707265,0.4447331668506333,0.43267139166257124,0.3909582536320139,0.3888542838384454,0.37350586989301054,0.34891864357221203,0.3407098796066751,0.32908222454709535,0.3266303394881406,0.3186180586997856,0.31858386108799447,0.317121873582418,0.3131584902075594,0.29325006109263135,0.28931995061475585,0.2880748272625059,0.2863189737154788,0.28611359451402096,0.27656520885291125,0.27416325412017595,0.27326714331851143],"twin_dists":[0.15313918962711856,0.16011400363396852,0.16317169995340997,0.164213446024237,0.16533188546676203,0.16811365707947196,0.17799482022340812,0.1785054406364067,0.1822710173128471,0.18846721329502927,0.1905860161395105,0.1936347714914326,0.194285132126527,0.1964295012975333,0.19643871808319188,0.19683326891986344,0.19790808236595872,0.20342918691042847,0.20454486361572372,0.20490021027190708,0.20540288007122925,0.205461797125196,0.20822964511897155,0.20893503658395507,0.20919917111168757],"n_dims_used":45,"mean_confidence":0.9172239515516493},"coverage":{"mean_confidence":0.9172239515516493,"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}}