{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004587","490:4900002487","490:4900002488","490:4900004170","490:4900002183","490:4900004173","490:4900002003","490:4900007510","490:4900002334","490:4900002785","490:4900003071","490:4900001701","490:4900002331","490:4900004172","490:4900002179","490:4900004593","490:4900003604","490:4900004723","490:4900002160","490:4900004037","490:4900002187","490:4900002177","490:4900002485","490:4900004588","490:4900007634"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.623291015333436,0.6157283981541124,0.5523681290743198,0.47269394910530604,0.46387794065507315,0.4638738938587113,0.45336061904292063,0.4384544054597219,0.43463034845032256,0.4272584466007391,0.42534051321817146,0.421843921323518,0.41424863925357774,0.409603402390171,0.4095030674433122,0.40559731351904527,0.3976890770969416,0.3964576631175056,0.3837218712389267,0.37911802730224586,0.37217945560023097,0.37138622180578607,0.36865533293425173,0.3628102637111259,0.3550150970783005],"twin_dists":[0.12628472510410577,0.1279048531575078,0.1415024772450786,0.15898962316825185,0.1609745751424634,0.16097548925296104,0.16335994863569045,0.16677618278066272,0.16765980252806562,0.16937208570809548,0.16981954343303726,0.17063747099305462,0.1724241111551599,0.17352377575688546,0.1735475880254549,0.17447654463567597,0.17636982080430647,0.176666162240085,0.1797565451943777,0.1808856224145295,0.1825999389499226,0.18279692021030344,0.183476674512537,0.18494010896637658,0.1869105471257527],"n_dims_used":45,"mean_confidence":0.9180016411675347},"coverage":{"mean_confidence":0.9180016411675347,"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}}