{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001250","496:4960001365","496:4960002773","496:4960002496","496:4960003187","496:4960001479","496:4960002480","496:4960002483","496:4960002783","496:4960002361","496:4960002093","496:4960001364","496:4960002350","496:4960002231","496:4960002349","496:4960002484","496:4960003743","496:4960003458","496:4960002348","496:4960001730","496:4960001371","496:4960001254","496:4960002224","496:4960002355","496:4960001854"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.7394394792038153,0.6996396512727463,0.6850909389620545,0.6541044568059203,0.6467642769315567,0.6422073110272738,0.6415235806079601,0.6408841368614099,0.6378369166783125,0.6153878416235584,0.6083555486704432,0.5963580417186414,0.5926999589863363,0.5914130829200547,0.5841409691827545,0.5838603387626333,0.5835808098230442,0.5822694615728538,0.581251914633183,0.5766845973573753,0.5682498166903835,0.5550410752033444,0.5546357119131201,0.5385432324449407,0.5333981207936053],"twin_dists":[0.1009121992227572,0.10977119825339547,0.11295402884692278,0.1196662455304425,0.12124649535600263,0.12222619213000586,0.12237310621269139,0.12251048644710166,0.1231649339550099,0.1279777916891791,0.1294837284345884,0.13205292117570294,0.1328365220055511,0.13311223259894595,0.1346708807792925,0.13473105332700466,0.13479099173158215,0.135072207368128,0.1352904507950798,0.13627043517224227,0.1380821907366066,0.1409258670404292,0.14101328491213638,0.14449229875422617,0.1456086110441829],"n_dims_used":45,"mean_confidence":0.9382703993055556},"coverage":{"mean_confidence":0.9382703993055556,"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}}