{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004081},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004360","490:4900003947","490:4900003380","490:4900003667","490:4900001104","490:4900003938","490:4900004080","490:4900003945","490:4900004214","490:4900004070","490:4900004213","490:4900004072","490:4900004221","490:4900002829","490:4900003269","490:4900001234","490:4900004071","490:4900001117","490:4900001232","490:4900003805","490:4900001231","490:4900004079","490:4900004359","490:4900004488","490:4900003939"],"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":[0.2798880263362289,0.2360857182997976,0.19657779382273494,0.18887041639100777,0.12986254490179389,0.12573508812510992,0.12180128984006594,0.11423799215095459,0.11096233144775988,0.09572979283516143,0.08699531404666275,0.0696432735633409,0.059259031790223446,0.057513201962528675,0.05469963780634375,0.05407781081628398,0.048459777288869105,0.045546614123730844,0.043204424931365636,0.04164235417288186,0.04003004991669881,0.037160642522620364,0.03686922054210309,0.031806784884403534,0.030903137192634596],"twin_dists":[0.20725996052133147,0.2206766146376597,0.2342567860980159,0.23711924116042096,0.2624158116849933,0.26448377716164556,0.26650322857774433,0.27053023152458755,0.27233812852705463,0.2813349833840265,0.28701386192951944,0.29980304729994633,0.3087538653876934,0.31038321975181615,0.31309709725388285,0.31371242645864117,0.31955570276612644,0.3228116005536942,0.3255584453470149,0.32746082024229184,0.3294885211191115,0.333274488420747,0.33367271828729084,0.34105721140377543,0.3424796668685867],"n_dims_used":44,"mean_confidence":0.9196120175448331},"coverage":{"mean_confidence":0.9196120175448331,"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}}