{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690003654","496:4960011297","469:4690003655","490:4900003098","490:4900002800","496:4960011378","469:4690005078","496:4960011375","496:4960011374","496:4960011373","496:4960011366","496:4960010899","488:4880003844","490:4900002948","496:4960011367","496:4960010982","470:4700002784","490:4900002362","496:4960011376","496:4960010754","496:4960011372","478:4780000498","490:4900003909","470:4700004698","496:4960011289"],"twin_admin_codes":[469,496,469,490,490,496,469,496,496,496,496,496,488,490,496,496,470,490,496,496,496,478,490,470,496],"twin_sims":[0.16250568337915508,0.06147301147538416,0.06030772853094021,0.057177336052800294,0.05299180572778555,0.03787391946814594,0.03545226728022776,0.031088977290438618,0.03095909295451167,0.030840225252206976,0.029650589722136595,0.02926289833778664,0.02541777743954758,0.024781512338238786,0.023775407782614943,0.022600878654404605,0.020959795353142234,0.019457115713944,0.019301501822526435,0.016191246827208426,0.015278020913115021,0.014207943889564404,0.011614886953314358,0.011576599910422177,0.011464732504819742],"twin_dists":[0.24758330904588052,0.3067434709432375,0.30779404173370545,0.31070134381806913,0.3148012899349654,0.3323108505622776,0.3356479461469566,0.3421842505244118,0.342390558445686,0.3425800179893537,0.3445114242489303,0.3451552170944819,0.351972150552995,0.3531849405171992,0.3551588069624013,0.3575568231026305,0.36109541538965384,0.3645538885851216,0.36492523329015797,0.37295848738027515,0.3755749229208636,0.3788220420155491,0.3876907963333565,0.38783442310026595,0.3882565028020013],"n_dims_used":44,"mean_confidence":0.9142762097445402},"coverage":{"mean_confidence":0.9142762097445402,"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}}