{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001099","477:4770001211","477:4770001215","477:4770001277","467:4670003508","477:4770001503","477:4770000851","477:4770001336","468:4680004300","477:4770000849","489:4890003272","472:4720006155","477:4770001273","477:4770001562","467:4670002979","467:4670003600","467:4670003001","477:4770001388","477:4770001448","468:4680004394","477:4770000789","489:4890003193","468:4680001676","477:4770001213","467:4670003710"],"twin_admin_codes":[477,477,477,477,467,477,477,477,468,477,489,472,477,477,467,467,467,477,477,468,477,489,468,477,467],"twin_sims":[0.44711693985887874,0.3929799903483863,0.3754507892347716,0.2638991878826241,0.2413182275322245,0.22626143439338295,0.2239577347668237,0.21228842866030725,0.17849799395383759,0.1729105319229487,0.1717368538558564,0.16707742596737202,0.15969600970974387,0.14982251922129386,0.14342596427465873,0.14133941350925608,0.1412194393624095,0.14063218235104447,0.14060329980374714,0.14043285839748815,0.1382421813857475,0.13739787795535985,0.13719122980729898,0.13584022521773595,0.13459416901779894],"twin_dists":[0.16478560809907344,0.17750536658676777,0.1817897574093297,0.21199304892957335,0.21899463394092464,0.22390182007575452,0.22467144647476883,0.2286535727002823,0.24110371604292136,0.24331845510462516,0.2437901460769892,0.24568586758896374,0.24876868737296193,0.2530589565020532,0.2559507075943642,0.25691465614671344,0.2569704030143923,0.2572437862808001,0.25725725377535436,0.25733677002845007,0.2583652552883402,0.258764892025187,0.2588629850936103,0.2595070290330153,0.26010531250427954],"n_dims_used":45,"mean_confidence":0.9213045756022136},"coverage":{"mean_confidence":0.9213045756022136,"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}}