{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008927","490:4900009146","490:4900009353","490:4900009459","490:4900008590","490:4900009657","490:4900009655","490:4900008808","490:4900009648","490:4900009034","490:4900008811","490:4900008681","490:4900009458","490:4900009245","490:4900009555","490:4900009144","490:4900008242","490:4900009140","490:4900006334","490:4900009547","490:4900009141","490:4900008921","490:4900008920","490:4900009456","490:4900008923"],"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":[0.011016308528019523,0.0028653175790754686,0.002333600452425267,0.00017193640357799012,0.00008497817274099218,0.00007973423872271932,0.000012170651162493228,0.000010537085798419929,0.000009950351655405851,0.000006894229282073614,0.000005576614554576336,0.000005024360610287745,0.0000042590922504597365,0.0000040189400410842,8.055371961909834e-7,7.652322735164461e-7,4.151095437464145e-7,2.8019248178260907e-7,1.9435444780412964e-7,1.1064676625276543e-7,4.199118878288508e-8,2.2530522594460658e-8,1.5864523798499885e-8,1.5006350148093604e-8,7.1852084732939245e-9],"twin_dists":[0.38998601148656237,0.4444317892461667,0.4521551111111926,0.5407642372627399,0.5623165202245665,0.564223906230158,0.617866408292786,0.6217885240017268,0.6233407884889735,0.633191760347715,0.6388169103540544,0.6415645176427957,0.6458942912672025,0.6474081624934489,0.6880101781843515,0.689267444191988,0.7040760178502172,0.7134304563264027,0.7220269839984849,0.7350694740962921,0.7569756754188418,0.7707237260233502,0.7783628521521586,0.7795670502302855,0.7953418868655596],"n_dims_used":45,"mean_confidence":0.8766750759548612},"coverage":{"mean_confidence":0.8766750759548612,"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}}