{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009667","490:4900011609","490:4900008944","490:4900008270","490:4900011471","490:4900008273","490:4900007465","490:4900011600","490:4900008166","490:4900007832","490:4900008723","490:4900011535","490:4900007831","490:4900007711","490:4900010071","490:4900004654","490:4900009573","490:4900009871","490:4900008594","490:4900007939","490:4900008825","490:4900011190","490:4900011263","490:4900011720","490:4900011786"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1829090801464203,0.14913293866314992,0.1390579471442971,0.138263677473668,0.11865825850245088,0.11312126622308219,0.11005837236875733,0.10832989258233774,0.10697381395391523,0.10108899130314121,0.09121179948223482,0.0904341988469272,0.08834632461110797,0.08727645854831408,0.08704809053909926,0.08276420351482158,0.08171857322899759,0.0803566738393551,0.07982973228371466,0.07884739685693151,0.07219279139140414,0.07103881552566761,0.07085745754819626,0.06845618457612819,0.06801815617085687],"twin_dists":[0.23938979576240604,0.25336626293454423,0.2579808552453208,0.2583551043263302,0.2681527754262121,0.27114203020394595,0.2728442841680705,0.27382113928053603,0.2745960216070099,0.27804996678476146,0.2842187363056769,0.2847263937091471,0.2861067854465303,0.2868241820484403,0.28697821806781454,0.2899291732638384,0.29066792140388753,0.29164154790389424,0.2920218105025397,0.2927361136904806,0.29777334468219085,0.2986847153162853,0.29882903504077246,0.30076875289122074,0.30112853375392673],"n_dims_used":45,"mean_confidence":0.9335133870442708},"coverage":{"mean_confidence":0.9335133870442708,"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}}