{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007527},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007173","490:4900006687","490:4900007646","490:4900006804","490:4900004640","490:4900005842","491:4910001003","490:4900006222","490:4900002987","490:4900003124","490:4900008456","490:4900007312","490:4900006333","490:4900002844","490:4900008663","490:4900007558","490:4900007295","490:4900004502","491:4910005158","490:4900006450","497:4970001556","490:4900005161","490:4900008223","490:4900009537","490:4900001644"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,491,490,497,490,490,490,490],"twin_sims":[0.07910025291867306,0.04216397563623218,0.006405840360359129,0.0033194880753799213,0.0024234812784331536,0.0018242595415354425,0.000994909978536468,0.0008779160571737543,0.0006561772931753354,0.00064765033451667,0.0005960598952446119,0.0005886697621615843,0.0005185060605036538,0.00041934957200873466,0.0002166718104069173,0.00021476021405931233,0.00016825543367906875,0.00016177634172802154,0.00012830764598977025,0.00012270197296019707,0.00011136739645064429,0.00007402059670115704,0.00007378868816138778,0.00007073823947861143,0.00006403658699116663],"twin_dists":[0.29255157014053496,0.3268189778286897,0.4127698550263331,0.4388122293297319,0.450743070998757,0.46124942376325634,0.48291163738397735,0.48726164602881683,0.4972371419104345,0.49768064909189486,0.5004861077982533,0.5009063909512473,0.505161968214176,0.5121998745515574,0.5335020966797004,0.5337821973965667,0.54143884954248,0.5426607973900615,0.5498180760435512,0.5511868383591999,0.554144956646302,0.5664423963917454,0.5665358296517038,0.5677914223251812,0.5707405521932553],"n_dims_used":45,"mean_confidence":0.8922788831922743},"coverage":{"mean_confidence":0.8922788831922743,"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}}