{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003890","466:4660012786","478:4780001795","474:4740001287","489:4890000642","472:4720005756","484:4840003762","468:4680002336","480:4800004595","468:4680005747","478:4780000419","472:4720005683","496:4960003072","484:4840004699","474:4740001289","468:4680005509","473:4730001594","469:4690006586","470:4700001187","478:4780008693","472:4720001709","470:4700003115","472:4720002942","474:4740001286","478:4780006139"],"twin_admin_codes":[499,466,478,474,489,472,484,468,480,468,478,472,496,484,474,468,473,469,470,478,472,470,472,474,478],"twin_sims":[0.08974683423698661,0.06911584292877614,0.058905333389147455,0.023183623849772315,0.021035887923981086,0.015308074667754619,0.01251661271500036,0.010557178090376691,0.009276100960062473,0.008945620748174331,0.007837323049770384,0.006737002848608937,0.006467839804309836,0.006409907725336614,0.006170356711270828,0.006096657494327092,0.005933975793255145,0.005406562794725053,0.005111070186294662,0.003568725734761006,0.003190023786750956,0.0025475646710792217,0.002532712560529097,0.0023279678255594956,0.002210662074630704],"twin_dists":[0.28517802690936334,0.3002304508291265,0.3090807416024203,0.3563538734518832,0.36092610031555256,0.3754866541714382,0.3844240289137888,0.3918229236101627,0.3973528553365338,0.39888982715860866,0.40444416551280504,0.4107049450789554,0.41237606440901375,0.41274391606639643,0.41429752301606587,0.41478644368542694,0.41588483016948713,0.41964300787554876,0.42189608627180397,0.43602046108793474,0.4403387512926051,0.44887063179557024,0.4490902924349149,0.4522452528848329,0.4541695492620886],"n_dims_used":43,"mean_confidence":0.9037752373273983},"coverage":{"mean_confidence":0.9037752373273983,"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}}