{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001347},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001615","470:4700002287","496:4960011567","466:4660001977","469:4690003556","496:4960009477","490:4900001216","478:4780007721","490:4900007018","470:4700001223","494:4940000997","487:4870004833","496:4960009581","478:4780007103","490:4900003220","490:4900008320","466:4660002766","466:4660001141","466:4660000289","496:4960005427","490:4900002041","487:4870004712","470:4700001658","490:4900001481","478:4780007492"],"twin_admin_codes":[490,470,496,466,469,496,490,478,490,470,494,487,496,478,490,490,466,466,466,496,490,487,470,490,478],"twin_sims":[0.3328900038671902,0.3301580855328112,0.2786434901843863,0.24855733803263702,0.18154281557722962,0.16973422942196076,0.1542851797206301,0.14834240884160174,0.14696475893856906,0.14241157369936658,0.13777823647033086,0.13497484435535598,0.1246111977517734,0.1230965667178989,0.12265736067390656,0.11741847435861091,0.11697356107358822,0.11613291888194928,0.11525610561355247,0.11510240791750385,0.11504448747511646,0.11380683928545306,0.11341783601932576,0.1119866390011107,0.11101633323788333],"twin_dists":[0.19263001839600588,0.1933502426302788,0.20762232310276418,0.21670613666784835,0.23991749962283043,0.24460034384514212,0.25109495346644994,0.2537198482883859,0.2543393769029468,0.2564180259394785,0.258584629140007,0.25992209519060794,0.26505577580063844,0.26583287575860737,0.26605957609240793,0.268812645220102,0.26905075034295844,0.2695025414920288,0.26997645553611915,0.27005981365581355,0.27009124907148163,0.2707658906863028,0.27097910234950034,0.2717684213514946,0.27230799220838803],"n_dims_used":45,"mean_confidence":0.9142912122938368},"coverage":{"mean_confidence":0.9142912122938368,"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}}