{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002919","498:4980002788","498:4980002725","498:4980002857","498:4980003045","498:4980002780","498:4980002982","498:4980003277","498:4980001058","498:4980003042","498:4980002585","498:4980002790","498:4980001528","498:4980002866","498:4980002850","498:4980002921","498:4980002504","498:4980000411","498:4980002661","498:4980002920","498:4980001090","498:4980002729","498:4980002929","498:4980003152","484:4840000657"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,484],"twin_sims":[0.8989913993267372,0.8851225936776148,0.8773405675137036,0.8734859563617495,0.8614618672630516,0.8349179839451447,0.794041272485233,0.7922505630889225,0.7863556194167564,0.7688891460507962,0.7544293282634309,0.751104309936808,0.7167459843948307,0.7142639909995371,0.7141094909400597,0.7074829173255583,0.7072406299383172,0.7048490704860076,0.7007748308641973,0.6990250639373292,0.6954008855417343,0.6947205699904171,0.6941177579751352,0.6940837642641123,0.6836926027448235],"twin_dists":[0.059934454841422354,0.06416092005584215,0.06644194709377836,0.06755052303268606,0.0709272833012394,0.07801593678039863,0.08820377564591493,0.08863447446681362,0.09004454875293097,0.09415828194975256,0.09749996554392426,0.09826114236582623,0.10599441571978359,0.10654500352715426,0.106579245729626,0.10804461392004126,0.10809807360130906,0.10862532918065876,0.10952180138727874,0.10990615432042004,0.11070103713350289,0.1108500732205153,0.11098208522112843,0.11098952836316217,0.11325872542623894],"n_dims_used":45,"mean_confidence":0.9328865898980034},"coverage":{"mean_confidence":0.9328865898980034,"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}}