{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001598},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000935","489:4890001519","489:4890001601","489:4890001518","489:4890001502","489:4890001588","489:4890001302","489:4890001505","489:4890001595","472:4720002287","489:4890001513","472:4720002034","489:4890001596","489:4890001054","489:4890001512","470:4700006859","489:4890001053","472:4720002223","470:4700006442","489:4890000994","489:4890001608","489:4890000437","489:4890001599","470:4700006021","470:4700006037"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,472,489,472,489,489,489,470,489,472,470,489,489,489,489,470,470],"twin_sims":[0.7917476052441084,0.7553809200066408,0.7425558544280413,0.7203225182345446,0.7177827003241617,0.6442797748814716,0.587908996338652,0.586665367414456,0.5450530612001905,0.5288968936949466,0.5150202784840294,0.5084818928152708,0.5083434992997347,0.4912057960025588,0.48082433285837056,0.47999262692608413,0.4753545028453894,0.46794943415278784,0.45959903104412625,0.45525629256361283,0.4552441265596433,0.44777182989755854,0.4433543218944793,0.4384380162720771,0.43697685914579903],"twin_dists":[0.08875524366025996,0.09728164828121219,0.1002067622582383,0.10519933286336805,0.10576415635925203,0.12178075398654177,0.1338631292662478,0.13412968927018162,0.14308280330081932,0.14658702432666357,0.1496150715393325,0.1510486265475353,0.1510790204577806,0.15486051127101877,0.15716994788610308,0.1573556346534006,0.15839304532657975,0.1600562807094049,0.16194268929534322,0.1629285395473664,0.16293130613632842,0.16463572406669705,0.165648379565096,0.16677996328592667,0.16711723375143692],"n_dims_used":45,"mean_confidence":0.9147328694661458},"coverage":{"mean_confidence":0.9147328694661458,"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}}