{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002035","490:4900000617","490:4900001883","490:4900000623","490:4900001729","490:4900001453","490:4900002033","496:4960008574","496:4960008680","490:4900000709","490:4900001349","490:4900000405","496:4960009181","490:4900001346","490:4900000522","490:4900001199","496:4960008027","490:4900001093","496:4960004970","496:4960008863","487:4870005714","496:4960009183","496:4960008868","466:4660000001","466:4660013582"],"twin_admin_codes":[490,490,490,490,490,490,490,496,496,490,490,490,496,490,490,490,496,490,496,496,487,496,496,466,466],"twin_sims":[0.5548291048237755,0.5485590759808073,0.4538577523563337,0.43769594057885136,0.4243852344246627,0.41168134489100644,0.3984833715664373,0.38470578250804277,0.38421482719592076,0.36502008465658725,0.36149237068235984,0.3607513132541466,0.3539552367349447,0.352249738728525,0.34484955854410565,0.3427282773717692,0.3400124774934392,0.3393378616541348,0.3315864202677172,0.3308313661415695,0.3294453539463623,0.32863695932735293,0.32770907714769854,0.3247558377316293,0.3238176364273238],"twin_dists":[0.1409715779163981,0.14232493481404218,0.16324674935412448,0.16695119678167467,0.1700427239477544,0.1730311963575768,0.176178895679322,0.17951608857758966,0.17963603568106382,0.1843854493073494,0.18527171160485012,0.18545844329824154,0.1871801668491592,0.1876149123445242,0.18951416015625,0.19006254554868413,0.19076727263715262,0.19094279681474124,0.19297328125116237,0.19317244153802493,0.19353867896709584,0.19375267872958238,0.19399866712864441,0.1947841650917435,0.19503453502140844],"n_dims_used":45,"mean_confidence":0.9171778361002604},"coverage":{"mean_confidence":0.9171778361002604,"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}}