{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001083","470:4700001219","481:4810005939","481:4810005900","470:4700001215","470:4700001498","488:4880003569","481:4810001271","488:4880003049","481:4810005799","470:4700001502","481:4810005753","488:4880003101","481:4810005629","481:4810005471","488:4880003005","481:4810005406","488:4880003456","488:4880003345","485:4850001541","488:4880005656","489:4890000775","481:4810005653","489:4890000391","481:4810005839"],"twin_admin_codes":[470,470,481,481,470,470,488,481,488,481,470,481,488,481,481,488,481,488,488,485,488,489,481,489,481],"twin_sims":[0.9025141166280398,0.7644718126770036,0.7627128861280291,0.7616438670640691,0.6666474465307182,0.6021346622372272,0.5694692486975398,0.5672718666293157,0.5642028531828113,0.5637392197516645,0.5548891518140239,0.5534238725814594,0.5514332216368126,0.5474539988734594,0.5467204799914572,0.5411274675749369,0.5345022707200227,0.5162596953858296,0.5132864985098969,0.5102390246774466,0.508701575111164,0.501575588848392,0.5014172860913704,0.49992963199473134,0.4984689046493818],"twin_dists":[0.05882352241999702,0.09518482028335151,0.0955921424875219,0.0958393110824469,0.1169582946733056,0.1308158047578051,0.13782008584871389,0.13829243824843068,0.13895252197282335,0.13905227896814512,0.14095862866723205,0.14127468000069274,0.14170425900329317,0.14256372117744953,0.14272226598579615,0.14393239060351296,0.14536886813925168,0.14934384185642915,0.14999475643807877,0.15066291261708414,0.15100038446604813,0.15256808343122655,0.15260297776975343,0.15293104724109025,0.15325344352602724],"n_dims_used":43,"mean_confidence":0.9107846991960392},"coverage":{"mean_confidence":0.9107846991960392,"n_dims_used":43,"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}}