{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009179},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000950","494:4940008753","494:4940008749","496:4960008957","496:4960008871","496:4960008681","494:4940004291","490:4900004598","466:4660011031","490:4900000519","496:4960004817","466:4660003528","487:4870002453","496:4960008684","490:4900000251","487:4870002998","496:4960008155","496:4960008683","496:4960006511","496:4960008859","490:4900000727","490:4900000967","496:4960011152","490:4900001076","490:4900000189"],"twin_admin_codes":[490,494,494,496,496,496,494,490,466,490,496,466,487,496,490,487,496,496,496,496,490,490,496,490,490],"twin_sims":[0.32613569791509966,0.30564592922360817,0.2991375634836271,0.294191005789981,0.27956041111124696,0.2752857401393493,0.2493436162664507,0.24606575645832374,0.24369883717770546,0.22245045590984766,0.2123501389742678,0.21068868107355124,0.20695799957202043,0.20678951899524758,0.20241637878926358,0.200599647203177,0.1984337738810153,0.19762227536059548,0.19753144628010322,0.19669985154750413,0.1960955168902449,0.19478924266694786,0.185546950526445,0.18250273571594952,0.18220802654604182],"twin_dists":[0.194416661964653,0.1999668958208073,0.20177427854306185,0.2031633909332084,0.2073552547301596,0.20860492269190473,0.21646016409879637,0.21748889415164108,0.21823722480032484,0.22517785817747812,0.22863213104141275,0.22921089626969662,0.23052186677123343,0.23058144998166147,0.23213976881571957,0.2327939349331358,0.23357917459491837,0.2338749080216366,0.2339080609676406,0.23421208759627227,0.23443358801667172,0.23491398507897518,0.23837876278858486,0.23954644990435048,0.23966022048995841],"n_dims_used":45,"mean_confidence":0.9098590426974826},"coverage":{"mean_confidence":0.9098590426974826,"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}}