{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011134","490:4900010887","490:4900011050","490:4900010970","490:4900011356","490:4900010971","490:4900009178","490:4900010472","466:4660004470","490:4900011133","490:4900008956","490:4900011353","490:4900010976","490:4900010805","490:4900009393","490:4900011684","490:4900007859","490:4900011211","490:4900010891","490:4900011280","490:4900008187","490:4900007954","490:4900008737","490:4900011880","490:4900011283"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7688922451815767,0.5630716089453136,0.5587379328067654,0.4693307290082146,0.45906004617903107,0.4379465770457055,0.4299080694240144,0.4221677325649567,0.41930789391384926,0.4099086512850504,0.4033719318259628,0.3735096645270514,0.36586209612834514,0.3641000704564599,0.3627657946090698,0.3466116508906547,0.33841896639313274,0.33823929596865315,0.335471368403351,0.33167943972369246,0.3175426303346768,0.30651063055466343,0.3015938158877712,0.3006968925402396,0.28514315490118647],"twin_dists":[0.09415755990165212,0.13919594287831275,0.14012906256306965,0.1597453638487564,0.16206486217227822,0.16689334978340578,0.16875528110964766,0.1705616056657145,0.17123248558906082,0.17345134748560603,0.17500761709495674,0.18227007715352717,0.18417455235236954,0.1846161639062622,0.18495128811859227,0.18905999008593427,0.19118218054702246,0.19122902781680295,0.19195244184658905,0.1929487627311513,0.19671961313774905,0.19972845396313477,0.20108950882405852,0.20133917990232533,0.20574053097172654],"n_dims_used":45,"mean_confidence":0.9145443386501736},"coverage":{"mean_confidence":0.9145443386501736,"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}}