{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002803},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001888","490:4900003483","490:4900002808","490:4900002802","490:4900002646","466:4660000407","490:4900000427","469:4690003851","490:4900005538","487:4870003706","490:4900001174","490:4900002777","490:4900004719","490:4900005785","490:4900006047","496:4960009172","490:4900004049","490:4900001759","470:4700005480","490:4900000686","490:4900002039","470:4700005683","488:4880000559","480:4800003972","490:4900000957"],"twin_admin_codes":[490,490,490,490,490,466,490,469,490,487,490,490,490,490,490,496,490,490,470,490,490,470,488,480,490],"twin_sims":[0.6942504336886687,0.42459144082921413,0.37754727095460094,0.3685509261263012,0.32812688648531124,0.3255101096924574,0.28356225762127873,0.28080525948545015,0.27955408251995606,0.2779609505253858,0.26184137122246515,0.2529735847192086,0.23255149874508796,0.23214802506432478,0.2307650317394351,0.2274969443592392,0.2252140633842005,0.21886986583909462,0.2184320139293484,0.20353051457075758,0.2014123840229968,0.19886746332556587,0.1927631037954365,0.19233038656709714,0.18344548722964055],"twin_dists":[0.11095303372979826,0.16999453054598337,0.1812723589950851,0.18350271240446284,0.19388785533969613,0.19458317006333695,0.20619582815831733,0.20699352244536795,0.20735709621018653,0.20782147151540226,0.2126150009376442,0.21533097593433825,0.22182650472660942,0.22195850600769457,0.22241211774974687,0.2234911990827764,0.2242510798868441,0.2263901153354409,0.22653926532914012,0.23174058613231754,0.2325007841650752,0.23342146819699933,0.23566356729069393,0.23582436331100193,0.23918337539852527],"n_dims_used":45,"mean_confidence":0.9164189656575521},"coverage":{"mean_confidence":0.9164189656575521,"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}}