{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004124","490:4900003175","490:4900003572","490:4900001542","490:4900003186","490:4900004406","490:4900003704","490:4900002129","490:4900003038","490:4900003708","490:4900001979","490:4900002446","490:4900002892","490:4900004002","490:4900003030","490:4900003992","490:4900004419","490:4900004280","490:4900003176","490:4900003177","490:4900003564","490:4900002293","490:4900003573","490:4900003698","490:4900001974"],"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":[0.764511533187405,0.7091979553843248,0.6931032245348089,0.6422328952760361,0.6086945325163513,0.597393688437535,0.5709827799753335,0.5675557738224841,0.563904245629204,0.5591822315113741,0.5551080719831519,0.5527541637101498,0.5468677512721084,0.5304159191012,0.5253867442117919,0.5176397236192387,0.5110256726814306,0.5030954460125874,0.49677850037224996,0.4957287658900843,0.48182300552338886,0.4813552226884425,0.4715604510938554,0.4497780952909013,0.4256197936619059],"twin_dists":[0.09517561275499359,0.10766596372434442,0.11120416616601236,0.12222069441844101,0.12941114211076127,0.1318311054615785,0.13749485439729384,0.13823139725241038,0.13901677022682832,0.14003335151040397,0.14091141990200973,0.14141917485765773,0.14269043144192395,0.14625664493145088,0.14735124942104533,0.14904202786502185,0.15049034379638596,0.1522332181740743,0.15362686441537937,0.1538589395141327,0.15694711860720015,0.15705147465900415,0.15924412645859684,0.16417706553951994,0.1697543348673935],"n_dims_used":45,"mean_confidence":0.9229037814670139},"coverage":{"mean_confidence":0.9229037814670139,"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}}