{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004381},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003687","490:4900004380","490:4900003966","490:4900004532","490:4900004105","490:4900004239","490:4900002861","490:4900004516","490:4900004396","490:4900003827","490:4900003557","490:4900002860","490:4900004099","490:4900004526","490:4900004104","490:4900001958","490:4900004382","490:4900009897","490:4900004788","490:4900004512","490:4900008496","490:4900003428","490:4900002257","490:4900003822","490:4900004098"],"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":[0.3984099575746469,0.3548758329493453,0.2772023195898837,0.2737738848712774,0.1928623461865144,0.18819802692348966,0.15210698351954746,0.14534775483250384,0.13701611831244176,0.13617037061724055,0.1256627692402056,0.12553871649002935,0.12354555825859688,0.10650873446752682,0.10297967397496859,0.09340375474606905,0.08834380760401461,0.08631191471681726,0.08323538584260153,0.08115387494155421,0.072478599711014,0.07158085733985912,0.06820825851130372,0.06447860915540894,0.06265866531893376],"twin_dists":[0.17619653495358073,0.18694595096786304,0.20804317155923138,0.20904974048890815,0.23562672465171328,0.23737280068275093,0.2520482822487946,0.2550720447791202,0.2589461947184525,0.2593492024013212,0.2645204663993808,0.2645834389008039,0.26560176018421056,0.27486353002247055,0.27692357323955624,0.282805907451865,0.2861084651027367,0.28747697250776943,0.28959871509692425,0.2910700369537513,0.2975494478508402,0.298255146696861,0.300972159599167,0.30410724798729816,0.30569117855416117],"n_dims_used":45,"mean_confidence":0.9249089558919271},"coverage":{"mean_confidence":0.9249089558919271,"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}}