{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001502","490:4900001501","490:4900001777","490:4900004211","490:4900001369","490:4900001366","490:4900001243","490:4900002397","490:4900004073","490:4900001778","490:4900001639","490:4900001496","490:4900001500","490:4900003796","490:4900001365","490:4900001780","490:4900001235","490:4900004079","490:4900004363","490:4900003941","490:4900002247","490:4900001503","490:4900003249","490:4900002398","490:4900004489"],"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":[0.6537592609846026,0.5654788520648437,0.4207128270084521,0.4069096182657945,0.39915120796534753,0.3858222705327622,0.31234690777587104,0.3119142283990191,0.30299696415996513,0.29200856411757264,0.2795122556779319,0.2753889353103962,0.2725284554785313,0.2724259110295982,0.27206115025065525,0.2698464321199219,0.2484269947256408,0.23540833318475946,0.23050652307230887,0.22016549925568255,0.21087214432543597,0.19893884840771753,0.19068308394422687,0.18855669990021082,0.18425923438579245],"twin_dists":[0.11974062860324967,0.13867802673449142,0.1709026663120772,0.17416398145481868,0.17601850181358647,0.17924358639821533,0.19812912371101493,0.19824710144567373,0.2006997893172433,0.2037806566262231,0.2073692675327638,0.20857461527238297,0.2094173047042986,0.20944761468909165,0.20955548727280188,0.21021237953256533,0.21674696029799786,0.22089613011889578,0.22249710519118368,0.22594993915848272,0.22914683552391718,0.23339553256601286,0.23643881199760355,0.23723746552483427,0.23887103990768577],"n_dims_used":45,"mean_confidence":0.9142036437988281},"coverage":{"mean_confidence":0.9142036437988281,"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}}