{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000005035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004335","499:4990001359","500:5000005693","500:5000002243","500:5000004165","499:4990001996","500:5000003454","500:5000009495","500:5000005355","499:4990002923","500:5000001004","500:5000004323","485:4850008035","500:5000002650","500:5000005543","500:5000003796","500:5000006418","500:5000003272","500:5000001130","499:4990003865","500:5000006014","485:4850002236","499:4990002782","500:5000006287","500:5000005202"],"twin_admin_codes":[500,499,500,500,500,499,500,500,500,499,500,500,485,500,500,500,500,500,500,499,500,485,499,500,500],"twin_sims":[0.722656224495351,0.43217985391486397,0.3796948287567108,0.3048353013724945,0.27626771862441896,0.2707232536146509,0.24916294384342647,0.24827741746471313,0.21423226305337126,0.21347005542789235,0.21111812180297915,0.2039228673298824,0.1988264449698632,0.19671192897919385,0.19517237406694599,0.194461185302832,0.1886067420313259,0.18037929103055322,0.17443848680355453,0.17351561746084926,0.17182931267475424,0.16851625969829684,0.16564043259363992,0.16542060528353372,0.16525494995740697],"twin_dists":[0.10467942566123231,0.1682276670833948,0.18074380300511775,0.200190781332701,0.20831680629661556,0.2099519151035431,0.21651664011617436,0.21679382493906432,0.22798019019660007,0.22824373943604914,0.22906100571887894,0.23160036743957232,0.233436373895587,0.23420766578999497,0.234772853137057,0.23503498296381475,0.23721859787137206,0.24036911543062014,0.24270780110334944,0.24307617069799325,0.2437529041043922,0.24509645655532425,0.2462781865912369,0.24636912455053578,0.2464377103664846],"n_dims_used":45,"mean_confidence":0.9241936577690972},"coverage":{"mean_confidence":0.9241936577690972,"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}}