{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004254","489:4890004792","477:4770002415","479:4790001994","489:4890004585","489:4890004641","477:4770003455","489:4890005055","489:4890004022","479:4790003241","472:4720005297","489:4890004803","489:4890004929","484:4840005574","489:4890005024","468:4680004876","484:4840008084","489:4890003973","479:4790000986","489:4890005215","479:4790002564","489:4890004701","472:4720005710","472:4720005259","472:4720005966"],"twin_admin_codes":[489,489,477,479,489,489,477,489,489,479,472,489,489,484,489,468,484,489,479,489,479,489,472,472,472],"twin_sims":[0.6342292170624926,0.4901957682927012,0.47637108850470816,0.45994339206781015,0.45674311319293076,0.4419351198667453,0.432249466595783,0.42553654007987557,0.42409355719372027,0.4204981955623796,0.419775033901653,0.418871084345473,0.41749191801204344,0.4096929263408076,0.40850228673394234,0.400892697026944,0.39243045680733013,0.3916637327395279,0.38801659810553135,0.3856837836176883,0.3848144683635928,0.38154037102124333,0.3770231484772313,0.3755437139096695,0.36622536661301064],"twin_dists":[0.1239393054024631,0.15508454307131808,0.15816538560746804,0.1618646590048574,0.16259063384783334,0.16597453338108126,0.1682115175498432,0.1697737717023301,0.17011090977644683,0.17095302255019185,0.17112276885011102,0.17133512562662087,0.17165949706001898,0.17350253140350783,0.17378524187020694,0.17560082288707568,0.1776382899201772,0.17782389304295046,0.17870910310064336,0.17927736662405208,0.17948954500363956,0.18029073340867424,0.18140157741209875,0.1817667943365457,0.1840836400940709],"n_dims_used":45,"mean_confidence":0.9138746473524305},"coverage":{"mean_confidence":0.9138746473524305,"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}}