{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002042","480:4800002510","480:4800001922","480:4800001869","480:4800001697","480:4800002097","480:4800002032","480:4800001979","480:4800002365","480:4800001291","480:4800001748","480:4800001870","480:4800002380","480:4800002030","480:4800001813","480:4800001639","480:4800001373","480:4800001635","480:4800002283","480:4800002314","480:4800002524","480:4800001638","480:4800001695","480:4800001243","480:4800001304"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9003013871879016,0.7777365045256849,0.6870343042223768,0.6577696982079729,0.648536648661007,0.6483656852841533,0.6231375449103436,0.5949106920294598,0.5925906001924549,0.5915278093912248,0.5353600819537205,0.5347787537280582,0.5246261592575546,0.510235249570136,0.5068378704237008,0.5061424510637074,0.4982177410468387,0.4681106882549713,0.4566492332439165,0.4505579197430856,0.44563301028230806,0.44558148962884075,0.44519554493441926,0.43590352012563294,0.4336842801312336],"twin_dists":[0.05952324923307679,0.09208595635794284,0.11253023718087082,0.11887601484302743,0.12086518697813385,0.12090197497909964,0.12631761235863007,0.1323629371894146,0.1328599508453168,0.1330876515498964,0.1451826815464504,0.14530885138084138,0.14751699152764955,0.15066374093561175,0.15140982611835163,0.151562705973849,0.1533089044299365,0.16001996778151348,0.1626119578718945,0.1639989945708688,0.16512554205322527,0.16513735197499674,0.165225837477938,0.1673652708727958,0.16787888651408642],"n_dims_used":42,"mean_confidence":0.9107052031017485},"coverage":{"mean_confidence":0.9107052031017485,"n_dims_used":42,"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}}