{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005442","490:4900005571","490:4900005577","490:4900004916","490:4900005054","490:4900004915","490:4900005707","490:4900004771","490:4900005578","490:4900005312","490:4900005580","490:4900005056","490:4900005706","490:4900005573","490:4900004631","490:4900006937","490:4900005576","490:4900004778","490:4900004779","490:4900007311","490:4900005038","490:4900004626","490:4900007552","490:4900004914","490:4900005173"],"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":[0.5341755522062228,0.4420563859995704,0.35483413881392795,0.2852112086370518,0.23014819798149472,0.2292098376041446,0.19564814595992333,0.18336919246119107,0.18311499781361185,0.17417160916429997,0.16733633455368307,0.16691724468483293,0.15771793066772305,0.15769217361227703,0.15396537642793384,0.14034442956010834,0.1299027333896537,0.1287457985137842,0.11105893057327014,0.10875600392470632,0.10249935584929798,0.0930289795461863,0.08935075018920607,0.07141243508481668,0.06325404695995901],"twin_dists":[0.14543979770499452,0.16594664879810356,0.18695655188346896,0.2057209657088771,0.22261501231539033,0.2229243554961045,0.23459786309686123,0.23921270918491386,0.23931050401584014,0.2428141838246094,0.2455795380571777,0.24575171088819353,0.24961235122219666,0.24962338750009921,0.25123430072549163,0.25737805319128865,0.2623959221460531,0.2629703655861941,0.2722842282653673,0.2735792065321858,0.27720818766017635,0.2830455999637854,0.2854395204058684,0.29838833828387606,0.3051689086140195],"n_dims_used":44,"mean_confidence":0.9180957620794122},"coverage":{"mean_confidence":0.9180957620794122,"n_dims_used":44,"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}}