{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720003893","472:4720003670","472:4720003195","472:4720003894","472:4720003423","489:4890005115","472:4720003424","479:4790003668","472:4720003194","472:4720005089","489:4890004344","472:4720003892","472:4720003270","479:4790003583","472:4720005443","472:4720003594","479:4790003667","472:4720003659","472:4720003969","472:4720003434","472:4720003961","472:4720004880","489:4890004906","472:4720003660","472:4720003734"],"twin_admin_codes":[472,472,472,472,472,489,472,479,472,472,489,472,472,479,472,472,479,472,472,472,472,472,489,472,472],"twin_sims":[0.6315387533922643,0.6205861287243243,0.5872747252310984,0.5776933193712742,0.5730598560135991,0.5698619487516846,0.5533088375363601,0.5511579575980057,0.5369056148279877,0.5340291336328469,0.5336423276469706,0.5278100058950885,0.5221288294887826,0.5051479800816381,0.49924380151489967,0.4972223130865107,0.49721067279597053,0.4921070058622681,0.4841419883516682,0.4817615817886494,0.4800039171280482,0.47978690553777925,0.4754674808544445,0.4741921600558985,0.46850040817188704],"twin_dists":[0.12451651320856909,0.12686429216975983,0.1339990749580744,0.13605394172080726,0.13704867744760987,0.13773569231923408,0.14129949776373937,0.14176367983287147,0.14484737594370387,0.14547158756827966,0.14555557798287572,0.14682354127070615,0.14806157746194662,0.15178142594642802,0.15308238356062367,0.15352878853851107,0.15353136054775948,0.15466073146554415,0.15643025372213196,0.1569608195912347,0.15735311331632723,0.1574015798335999,0.15836773655989927,0.15865354232964624,0.1599322240860403],"n_dims_used":45,"mean_confidence":0.9200729370117188},"coverage":{"mean_confidence":0.9200729370117188,"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}}