{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000823},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001072","497:4970001414","497:4970000894","497:4970000193","497:4970000305","497:4970001065","497:4970001330","497:4970000749","497:4970001882","497:4970001067","497:4970001818","497:4970001729","497:4970001563","497:4970001245","497:4970000750","497:4970000152","497:4970001244","497:4970000255","497:4970001564","497:4970000423","497:4970000306","497:4970000185","497:4970000362","497:4970001162","497:4970000898"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.8744121788561706,0.7429033268673144,0.636923089200416,0.5263519732784239,0.5237919963773213,0.52100403830251,0.49892444767574856,0.47335982487113226,0.4729005458225053,0.4612318056609019,0.43059509532511614,0.42858321001857874,0.419253513772797,0.41573891767177445,0.39526923525764346,0.38751016304820257,0.3853244863708196,0.37771390934932825,0.36063054665181943,0.3432930421392306,0.33889282840766555,0.3374461746007711,0.3346958622142007,0.33300872517285685,0.3239634578767786],"twin_dists":[0.06728536705460213,0.10012798315121331,0.12336112568961688,0.1471409895075034,0.14769882945565097,0.14830705281529494,0.15315287248770865,0.15884020944679933,0.1589432581189643,0.1615728957578073,0.16859560256626044,0.16906349921327848,0.17124526117374303,0.17207245430279103,0.1769525603733781,0.1788323308000997,0.1793650345908416,0.18123129386397469,0.18548889258063947,0.18991636881031493,0.1910586899498227,0.1914359867585366,0.1921557039615096,0.19259879289567686,0.19499559441810518],"n_dims_used":45,"mean_confidence":0.8968337164984809},"coverage":{"mean_confidence":0.8968337164984809,"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}}