{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000008136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000009555","498:4980003266","498:4980000847","498:4980003204","498:4980002824","500:5000011011","500:5000007636","498:4980002872","473:4730005273","498:4980002896","498:4980001353","484:4840004370","500:5000009670","468:4680001110","498:4980002694","500:5000007879","498:4980002699","500:5000007997","498:4980002889","498:4980002910","498:4980002538","498:4980002887","498:4980003156","500:5000009664","500:5000006712"],"twin_admin_codes":[500,498,498,498,498,500,500,498,473,498,498,484,500,468,498,500,498,500,498,498,498,498,498,500,500],"twin_sims":[0.4274278858904855,0.4245668023562399,0.42448628601565064,0.41360393127207806,0.40159882875836755,0.3721922788146834,0.366831646152891,0.35648774034105346,0.3537278243001156,0.351469017173297,0.349871341255252,0.34400815151951425,0.34071379254491885,0.33547236863894536,0.3337796218658088,0.332956106078878,0.3278648695873235,0.3269264591586773,0.31820687534433373,0.3151070519592289,0.3136271808630373,0.3118539222247153,0.3071378922692196,0.30583837686569504,0.3029311562793769],"twin_dists":[0.16933259509702736,0.1700002883985822,0.17001910551961133,0.17257641051042172,0.17543169870287606,0.18259675630728586,0.18393201305619086,0.1865366087252582,0.18723807318816366,0.18781429016986567,0.18822302095956392,0.1897314622610371,0.1905849997185999,0.19195217984703922,0.19239618283976512,0.19261263176460916,0.1939573386037404,0.19420644385095176,0.1965403585138377,0.1973787021416594,0.19778057907504223,0.19826355241174273,0.19955572911647668,0.19991379459534142,0.20071804372801896],"n_dims_used":45,"mean_confidence":0.9212525261773004},"coverage":{"mean_confidence":0.9212525261773004,"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}}