{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007746","490:4900008646","490:4900009410","466:4660008554","490:4900001589","466:4660002631","487:4870004848","490:4900007629","490:4900001587","490:4900007508","490:4900001730","490:4900005651","466:4660002880","487:4870006015","490:4900007385","490:4900001203","487:4870001870","487:4870004849","490:4900006169","490:4900007267","487:4870005561","466:4660002240","496:4960010465","466:4660003384","466:4660002538"],"twin_admin_codes":[490,490,490,466,490,466,487,490,490,490,490,490,466,487,490,490,487,487,490,490,487,466,496,466,466],"twin_sims":[0.38860256096781753,0.32724015633104986,0.30872501512610956,0.2802539343639516,0.28014047061409064,0.27967258986775145,0.27521522238023827,0.2686351251296832,0.2677403777283629,0.2661861145512637,0.26127978320863493,0.24497442614293344,0.24054870289511948,0.24047946179307741,0.23422882415464708,0.23345480997478088,0.22901203869312836,0.22627927494599862,0.22141405095002797,0.21839424341229235,0.2139555555101417,0.21020455868926663,0.20771186427126212,0.20746105798131384,0.20587570259814444],"twin_dists":[0.1785666190504482,0.1941231276458082,0.19911959929604672,0.20715360804432728,0.20718657766686344,0.2073226173975118,0.20862563707461262,0.21057306703563236,0.2108401409392672,0.2113053945984474,0.21278526603829373,0.21783335250690475,0.21924049869087145,0.21926264638106988,0.22127935416868486,0.22153152017876906,0.22298966925153046,0.2238958802121255,0.22552739659479978,0.22655214088697978,0.2280757942433417,0.2293801216676266,0.23025566692554417,0.23034415675784486,0.23090520039261905],"n_dims_used":45,"mean_confidence":0.9096155802408854},"coverage":{"mean_confidence":0.9096155802408854,"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}}