{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003892","477:4770003815","499:4990000338","477:4770003812","499:4990000755","499:4990000243","499:4990000598","477:4770003813","477:4770003644","477:4770003889","477:4770003699","499:4990002053","499:4990000460","477:4770003923","477:4770003851","477:4770003947","477:4770004003","499:4990003217","477:4770003848","477:4770002199","477:4770003810","499:4990001001","477:4770003850","499:4990002285","477:4770004019"],"twin_admin_codes":[477,477,499,477,499,499,499,477,477,477,477,499,499,477,477,477,477,499,477,477,477,499,477,499,477],"twin_sims":[0.9470141837395536,0.9372807278594395,0.9031617135727942,0.8582082592432553,0.817552164214293,0.8116627612971192,0.7975360101987131,0.7911238069653312,0.790951502472903,0.7769901398826856,0.7768213854712832,0.760816657396254,0.7542339274022746,0.753688767900653,0.749963086409128,0.7487186890964447,0.7417637513901985,0.7390128098327177,0.7382838972580319,0.7233222401196381,0.7214272613560064,0.7097476717917942,0.6979491151790178,0.6965293991709068,0.6961375600335579],"twin_dists":[0.04285512063981453,0.0467448713165568,0.058617481750432035,0.07182152679277455,0.08243512740871159,0.08390140038599364,0.08735993491266104,0.08890490727005675,0.08894622348256898,0.09226165452048284,0.09230135719952337,0.09603037159117965,0.09754476859772662,0.09766971972078034,0.09852181222349618,0.09880571507070168,0.1003862547015961,0.10100862890387595,0.10117328322472566,0.10453088436005739,0.10495332766262454,0.10754450820619661,0.11014230687251746,0.11045369342404601,0.11053959263110903],"n_dims_used":45,"mean_confidence":0.9254114786783855},"coverage":{"mean_confidence":0.9254114786783855,"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}}