{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002113","490:4900003427","490:4900002565","490:4900002415","490:4900003554","490:4900009815","490:4900010009","490:4900002417","490:4900003552","490:4900010377","490:4900004118","490:4900004376","490:4900010003","490:4900009704","490:4900003291","490:4900001948","490:4900009905","490:4900001808","490:4900010194","490:4900008862","466:4660004147","490:4900002573","490:4900010200","490:4900003412","490:4900010547"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.7628907910962821,0.5801649631824712,0.366172432076606,0.361760487411962,0.33432871760250904,0.258997882537849,0.2526337255320793,0.25205775841286704,0.24654160325012547,0.23820754630651816,0.23464824802210296,0.2249332559378303,0.2247499931329383,0.22389645877037972,0.2125076847364268,0.19297478748028105,0.18270305105217863,0.180333741864062,0.1788175241956718,0.17542551360777606,0.16793582180730196,0.1669174658746729,0.16165678024427402,0.15879082105312345,0.1551995911381195],"twin_dists":[0.09555098059279318,0.13552361324468454,0.18409688469739002,0.18520419952562328,0.19225202268173858,0.2134794788213747,0.21543625711780282,0.21561488563201509,0.217339009672751,0.2199916596755331,0.221142938284687,0.2243449022380668,0.2244061753337031,0.22469198946652394,0.2285774098525339,0.23558499801111915,0.2394691934841569,0.24038683697700955,0.2409785614697535,0.24231535859004713,0.24533379243665435,0.24575161993563882,0.24793987519492247,0.24915380618280708,0.2506976823224885],"n_dims_used":45,"mean_confidence":0.9175808376736111},"coverage":{"mean_confidence":0.9175808376736111,"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}}