{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001851","496:4960003453","496:4960003875","496:4960004010","496:4960006064","496:4960003768","496:4960001880","496:4960005939","496:4960004016","496:4960001979","496:4960002514","496:4960001669","496:4960004170","498:4980002728","496:4960001351","479:4790005758","496:4960001842","496:4960001352","496:4960002916","496:4960005077","496:4960004156","496:4960004026","496:4960002713","496:4960001551","472:4720001675"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,498,496,479,496,496,496,496,496,496,496,496,472],"twin_sims":[0.5891771870745001,0.5472816998722159,0.4859902024257574,0.477193963464822,0.463940337502744,0.39775245341871135,0.3784685795746098,0.3782772539628681,0.3618813127074517,0.3597079711070841,0.3457376142198892,0.3414035094183258,0.33601241223897366,0.3318201903956618,0.3266533886499531,0.31933204967231116,0.3180088221389252,0.3145320017890798,0.31430534387345294,0.3069391358847312,0.30592207873126354,0.2945073083163229,0.2934348009812894,0.2906456139650066,0.28228922613603297],"twin_dists":[0.1335913387437909,0.14260095909900936,0.15601886701009096,0.15798122243571985,0.1609604809843493,0.1763545805944447,0.1810454287008254,0.18109253258415242,0.1851737839005952,0.1857216764531139,0.18928511533841638,0.1904059370831251,0.1918107837676044,0.19291167013468996,0.19427900582646943,0.19623719664132946,0.1965937835015405,0.19753473640337985,0.19759628230566767,0.19961043728958214,0.1998907051369542,0.20307415545949054,0.2033769622067994,0.20416753332447177,0.20656357430194575],"n_dims_used":45,"mean_confidence":0.9461654663085938},"coverage":{"mean_confidence":0.9461654663085938,"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}}