{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002715","490:4900001256","490:4900002560","490:4900001128","490:4900003541","490:4900003544","490:4900002716","490:4900002411","490:4900002413","490:4900002412","490:4900002865","490:4900002562","490:4900002717","490:4900002857","490:4900003014","490:4900001255","490:4900002872","490:4900002867","490:4900003162","490:4900002866","490:4900003006","490:4900003679","490:4900003678","490:4900002258","490:4900002561"],"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":[0.8193546625720421,0.7694921408691752,0.6105927148142766,0.570699962958131,0.5639843321826857,0.4952862042514401,0.49281870417933904,0.48913501529907144,0.48011863639512403,0.38764318431226286,0.35836628277665145,0.3479070643019635,0.34504150376507614,0.31859962249419216,0.3081208125870632,0.30467231697369634,0.2845077114858479,0.25069007953335515,0.24718070006683096,0.24503164830610524,0.23796434948640954,0.22796024211787524,0.21872250543732757,0.2142967155483232,0.17978622165504868],"twin_dists":[0.08198326273993019,0.09401774419704144,0.12900467929420764,0.1375556196622191,0.13899953842000684,0.15395682322114698,0.1545030387510912,0.15531997463116082,0.15732749518801553,0.1787999562000748,0.18606075601333852,0.18872688155035366,0.18946462773276396,0.19643447007110038,0.19928547732765908,0.20023583723078334,0.2059233549756506,0.21604009803532345,0.21713799625992455,0.2178152668556917,0.22006996447052093,0.22333760329216537,0.22644028984949777,0.22795793346866638,0.24060010595481834],"n_dims_used":44,"mean_confidence":0.9243656505237926},"coverage":{"mean_confidence":0.9243656505237926,"n_dims_used":44,"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}}