{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001400","497:4970001141","497:4970000231","497:4970001723","497:4970001149","497:4970001808","497:4970001241","497:4970000983","497:4970000402","497:4970000982","497:4970000356","497:4970000531","497:4970000590","497:4970000343","497:4970000890","497:4970000359","497:4970001158","497:4970001234","497:4970001565","497:4970000412","497:4970000399","497:4970001147","497:4970000175","497:4970001155","491:4910005184"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491],"twin_sims":[0.3357148840877,0.18237160331529964,0.17564569859242185,0.16459793011811216,0.15556658276207122,0.10972099569200341,0.08006165178473648,0.0753101727776566,0.0693078651206754,0.06876063194819697,0.05620244694734425,0.04980328439555288,0.04938477527940711,0.04654926923788988,0.04252758493953249,0.03940221734904308,0.032659043784756994,0.032119488333060935,0.031226923040246934,0.024859512804186853,0.022485211339693337,0.019205689113821242,0.0191304191590619,0.01823671865906424,0.017268131718752713],"twin_dists":[0.1918886683687105,0.2395970566937962,0.24222802776747965,0.24671022463244682,0.25053872238231734,0.2730340160567262,0.2918542006431304,0.29536896725861345,0.3000745397590439,0.3005197924436705,0.3116335539686221,0.31810895748196283,0.3185560987711412,0.3216718115708078,0.32637550941509347,0.3302967994950075,0.3397469656796847,0.34057302165881786,0.3419659441644847,0.35303482533147335,0.35779878931555026,0.3651551757457179,0.3653365211649383,0.3675387508371957,0.3700348452965306],"n_dims_used":45,"mean_confidence":0.8980003356933594},"coverage":{"mean_confidence":0.8980003356933594,"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}}