{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001452","500:5000000775","477:4770001544","477:4770000647","477:4770002071","477:4770001373","477:4770001080","477:4770001483","500:5000001066","485:4850007998","477:4770000967","485:4850000623","485:4850007043","477:4770001954","485:4850006674","500:5000000838","500:5000002242","485:4850000512","485:4850002743","499:4990002296","477:4770002338","500:5000002129","477:4770001608","477:4770000127","500:5000001195"],"twin_admin_codes":[500,500,477,477,477,477,477,477,500,485,477,485,485,477,485,500,500,485,485,499,477,500,477,477,500],"twin_sims":[0.5083867818232735,0.47423536272059846,0.3400081971422211,0.3268467193386885,0.30695462625711806,0.29067915585699644,0.2905289055158139,0.25512680801447024,0.24469046120633128,0.24402686520967437,0.24255922985349768,0.23900877256274605,0.23486504958100352,0.2190395776115742,0.20895009881590024,0.19746802378125428,0.19072440207368188,0.19041641638790155,0.18666300897968502,0.18355673555023078,0.1818737010000621,0.18173266492194493,0.17977641425383883,0.17771600938847906,0.17631677195641426],"twin_dists":[0.15106951454102968,0.15864385626064634,0.1907683857260205,0.194227629341199,0.1996061727935081,0.20415799944023108,0.20420071142044238,0.21466603298111003,0.21792314284720238,0.21813323572399954,0.21859919935936645,0.21973404765625182,0.22107248709511287,0.226332358510641,0.2298198552161954,0.23393121666385058,0.23642335502076045,0.23653862776043688,0.23795404794553957,0.2391406180959088,0.23978944219512502,0.23984400503784933,0.24060393030637978,0.2414106785266182,0.24196234358167473],"n_dims_used":45,"mean_confidence":0.9215067545572917},"coverage":{"mean_confidence":0.9215067545572917,"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}}