{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000005166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004992","500:5000005499","500:5000004466","473:4730002249","484:4840001218","488:4880000748","478:4780005327","484:4840001215","500:5000003433","493:4930006134","488:4880002400","500:5000002616","472:4720004315","500:5000010475","472:4720008447","478:4780007329","500:5000001595","473:4730003024","500:5000003457","493:4930005572","500:5000004139","468:4680005134","485:4850001018","472:4720005312","500:5000001451"],"twin_admin_codes":[500,500,500,473,484,488,478,484,500,493,488,500,472,500,472,478,500,473,500,493,500,468,485,472,500],"twin_sims":[0.08882328961085177,0.047077903760650894,0.02122783645984496,0.020142416550634357,0.019850333044427754,0.014259940213992656,0.013915631695942532,0.013709281654115458,0.011955017643627604,0.010103035368606614,0.009659007875781795,0.008259250056072752,0.0081000413414645,0.00674350223408698,0.0063059684068892605,0.006250769962300615,0.004934253790342208,0.004314415989170305,0.004160406470526053,0.003954927108364717,0.0038947201988909675,0.0038791666204884678,0.0037707375295788427,0.0037105111735981893,0.0036796225833782108],"twin_dists":[0.2857891792461263,0.3210791275890175,0.36050134869401257,0.3629487679901633,0.3636269718889081,0.37865935471576206,0.37974653766176264,0.3804095423881935,0.38643298524393765,0.39371121987606067,0.3956320673415275,0.4022513533487071,0.4030667262873909,0.41066534146117273,0.4134114743530591,0.41377003255331624,0.42330133423553284,0.42861702831105364,0.4300451004418042,0.43202716901345173,0.4326256779166936,0.43278166182514455,0.43388516711074154,0.4345106448240285,0.4348350318695432],"n_dims_used":45,"mean_confidence":0.9159895155164931},"coverage":{"mean_confidence":0.9159895155164931,"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}}