{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004235","489:4890004184","489:4890004109","489:4890004433","489:4890004384","489:4890004131","479:4790001973","489:4890004048","489:4890004047","489:4890004336","489:4890004696","489:4890004477","489:4890004181","489:4890004288","489:4890004567","489:4890003869","489:4890003798","479:4790002057","479:4790002058","489:4890005103","489:4890004568","489:4890004232","489:4890003622","489:4890003805","489:4890003625"],"twin_admin_codes":[489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,479,479,489,489,489,489,489,489],"twin_sims":[0.8353559057422946,0.8172469010759593,0.7947308199804303,0.7893827271992554,0.7868436606861992,0.7846560312627646,0.7734685249980531,0.77033531197192,0.7691033338742858,0.7679574900413011,0.7620577459957131,0.7583847161581021,0.757167565166424,0.7422601203952837,0.7390066484307763,0.7260799176938221,0.7237970967421865,0.7218449136049295,0.7073712443024331,0.6953975834806925,0.695094609327274,0.694522015966967,0.6850569901675082,0.6764335133049931,0.6703773087038475],"twin_dists":[0.07790248295619921,0.08251150645224352,0.08803762487598035,0.08932192751371063,0.0899282503809401,0.09044894822816833,0.09308844842697822,0.0938210615410415,0.09410837341211356,0.0943752242553017,0.09574365244304578,0.09659108523522345,0.09687116715324486,0.1002737914696967,0.1010100211486883,0.10391504225424245,0.10442493181636238,0.10486027246294943,0.10806925510806682,0.11070176064505939,0.11076813953820984,0.11089355998853663,0.1129614286239905,0.11483741535180741,0.11615086854261204],"n_dims_used":45,"mean_confidence":0.9204917060004341},"coverage":{"mean_confidence":0.9204917060004341,"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}}