{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008221","490:4900008111","490:4900008444","490:4900010402","490:4900006071","490:4900007776","490:4900011310","490:4900009447","490:4900008994","490:4900007792","490:4900008333","490:4900008000","490:4900009842","490:4900009932","490:4900006797","490:4900008441","490:4900009931","490:4900010313","490:4900008211","490:4900008114","490:4900010573","490:4900005317","490:4900007889","490:4900008549","490:4900008548"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.014603495374178113,0.003055502020246796,0.0007391981703390391,0.0004895295381015669,0.00027748831550474857,0.00017750140380581707,0.00008445592948500203,0.00006861774878370038,0.00005323090511493977,0.000022236510284945404,0.000020031112030851923,0.000014774365203030126,0.000011610456427645047,0.00001078944261066663,0.000010340680828027125,0.000004708288830638002,0.00000391982900468856,0.0000031577319120065467,0.000002785964596719119,0.0000020889824459164265,0.00000191533471745818,0.000001752668399555866,0.0000017083769925118379,0.000001657260850228009,0.000001338314906260604],"twin_dists":[0.37759739661450753,0.4419860407881876,0.49317926062403,0.5070784912672269,0.5256221785679411,0.5397697453211135,0.5625014040187691,0.5686948382697268,0.5761766077914068,0.6011877254902466,0.6041111153242884,0.6125511148105236,0.6191514552760617,0.6211461698855428,0.6222987212283656,0.6432704732092721,0.6480584013076538,0.653661185663086,0.6568854978831378,0.6642374369259134,0.6664375691360628,0.6686801134117434,0.669325449059634,0.6700905456850618,0.6754497089653905],"n_dims_used":45,"mean_confidence":0.8880152384440104},"coverage":{"mean_confidence":0.8880152384440104,"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}}