{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003054","490:4900002758","494:4940007480","490:4900001054","494:4940008307","490:4900004560","490:4900004039","490:4900003877","494:4940007707","494:4940004988","466:4660013487","496:4960007670","490:4900002433","496:4960008141","490:4900001855","494:4940007139","490:4900000882","493:4930005075","466:4660001001","487:4870010133","494:4940008329","466:4660012314","490:4900012707","494:4940004899","490:4900003469"],"twin_admin_codes":[490,490,494,490,494,490,490,490,494,494,466,496,490,496,490,494,490,493,466,487,494,466,490,494,490],"twin_sims":[0.5152828431003343,0.34961415950367725,0.2507449263670753,0.18750454923297835,0.18069753960046248,0.169539501997789,0.1259136341650837,0.1149978216120774,0.09073288916921203,0.0899883438708498,0.08792831678964107,0.08439778040409983,0.08395362749922124,0.0805124870243473,0.07868072924282248,0.07802198557076519,0.07799950137516624,0.0764002176966019,0.07431661971749248,0.07280063060457174,0.07260548968039977,0.07062324516718765,0.06997097057024185,0.06959994268880836,0.06932173480573509],"twin_dists":[0.14955759945367883,0.18828890654322122,0.21602301766022738,0.23763497839891035,0.24024538464633288,0.24467948954052987,0.264393264667154,0.2701165850916039,0.2845309861971173,0.2850190315877419,0.28638625394087136,0.288789826738731,0.2890978482258686,0.29152948979711096,0.29285801384169957,0.2933418568385166,0.293358429197369,0.2945471903486781,0.29612640059926115,0.29729802961341306,0.2974502736895904,0.29901585883883763,0.29953882065559756,0.29983806113710115,0.30006329196618037],"n_dims_used":45,"mean_confidence":0.9130086263020833},"coverage":{"mean_confidence":0.9130086263020833,"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}}