{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005229","477:4770003242","477:4770002680","489:4890005230","477:4770003163","489:4890005007","477:4770002416","477:4770003316","477:4770003310","489:4890005264","489:4890005163","489:4890005371","477:4770003247","489:4890005121","477:4770003159","489:4890004399","477:4770002999","489:4890005196","477:4770003458","489:4890004540","489:4890004947","489:4890004949","477:4770003308","477:4770003320","477:4770003391"],"twin_admin_codes":[489,477,477,489,477,489,477,477,477,489,489,489,477,489,477,489,477,489,477,489,489,489,477,477,477],"twin_sims":[0.848072562691018,0.7289957349313703,0.7017351294213294,0.6949852371020286,0.6588343783531668,0.6234544030684402,0.6090248276699624,0.6076889848002931,0.6006940217954693,0.5973474456216444,0.5868736226023368,0.5828532382901491,0.575283279490987,0.5655483578021727,0.5387800373254906,0.5372034807134036,0.5355013363121197,0.5316126877254443,0.5155213748961881,0.5144351312060095,0.5138208590559927,0.5130566209989433,0.5124300742851398,0.5066072725542187,0.5046898199255428],"twin_dists":[0.07455951175333403,0.10326245225588493,0.10931069748860758,0.11079209933669293,0.11864631150849562,0.12624971215054773,0.12934041601069812,0.12962645852124566,0.13112430656284293,0.13184100953694589,0.13408504935560944,0.1349470120324462,0.13657124600457757,0.13866307673952044,0.14444097070638362,0.14478277538178586,0.14515202824106524,0.14599649563226916,0.14950539409234098,0.14974317891876446,0.149877701513872,0.15004512187676838,0.15018242506635693,0.1514605142157831,0.15188223060224482],"n_dims_used":45,"mean_confidence":0.9208676656087239},"coverage":{"mean_confidence":0.9208676656087239,"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}}