{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004049","474:4740003788","474:4740003963","474:4740004450","474:4740004455","474:4740004050","474:4740003462","474:4740004707","474:4740004770","474:4740004771","474:4740003879","474:4740004642","474:4740003792","474:4740003964","474:4740004643","474:4740004585","474:4740003546","474:4740004525","474:4740004454","478:4780007634","474:4740004054","478:4780007509","474:4740004530","474:4740004520","474:4740003459"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,478,474,478,474,474,474],"twin_sims":[0.8533251300959467,0.78866505117034,0.7650634438456916,0.7577071037439388,0.7409835192714699,0.7364027809961832,0.7337890455693453,0.6738373827967977,0.6687441861889921,0.6400517789401075,0.623011665442927,0.6146827888415385,0.6142658496667489,0.6140441447424895,0.6058480312375636,0.5873006666261184,0.5781122149348186,0.5766275087324899,0.5738584019805505,0.5616178396026631,0.5429252507368652,0.540923289742394,0.5391875067229079,0.5375490875148918,0.5367886486890232],"twin_dists":[0.07314935204849787,0.08949352501511175,0.09504763274899616,0.09674705701240569,0.10056293094814134,0.1015977248215399,0.10218633200476653,0.11540084065316238,0.11650453473007144,0.12268928763223587,0.1263445867878247,0.12812879225305784,0.12821808550460484,0.12826556601228495,0.13002065643470065,0.133993514669555,0.13596404764587483,0.13628268864674212,0.13687718611761202,0.13950885786327205,0.14354317158291707,0.14397661006023588,0.1443526608040846,0.14470782963113785,0.14487274524746035],"n_dims_used":45,"mean_confidence":0.9233417087131076},"coverage":{"mean_confidence":0.9233417087131076,"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}}