{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008713","490:4900009667","490:4900009470","490:4900009990","490:4900010262","490:4900009059","490:4900011194","490:4900007832","490:4900009869","490:4900009367","490:4900009674","490:4900009574","490:4900008048","490:4900008949","490:4900007713","490:4900009376","490:4900009384","490:4900009890","490:4900009375","490:4900008827","490:4900011203","490:4900008378","490:4900008717","490:4900009971","490:4900010071"],"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":[0.3428056455334214,0.2390131275228008,0.21800755623340753,0.2176370787463408,0.206740862221698,0.19820099928512255,0.19658015999305156,0.1909406784813524,0.17034890988691542,0.16428766170899808,0.13578788294593905,0.13283943936736642,0.13149756710999413,0.12986062327994474,0.12523136042985256,0.11991603263957298,0.11853557033861943,0.11798967993574838,0.11696302107053273,0.11529819072696539,0.10306201686368358,0.10303099688063752,0.10027514335250967,0.09888518379820324,0.09150956160228545],"twin_dists":[0.1900425129466446,0.2197326489771165,0.2266840444300914,0.22681056615678327,0.2305986636328829,0.23366391872735875,0.2342559194051007,0.2363424848497185,0.2443509378562759,0.24683918904467314,0.259532077748944,0.26095492367621065,0.2616103502939009,0.26241676282431703,0.26473966483060424,0.2674887013500237,0.2682178396160414,0.2685079637976725,0.26905639947229,0.2699536455284859,0.2768748846764249,0.27689322293248203,0.27853989889933967,0.27938389256211704,0.284025248612385],"n_dims_used":45,"mean_confidence":0.9247408548990885},"coverage":{"mean_confidence":0.9247408548990885,"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}}