{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007741},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007003","490:4900007245","490:4900007491","490:4900007244","490:4900007246","490:4900006757","490:4900006880","490:4900005767","490:4900007122","490:4900007241","490:4900012490","490:4900001268","490:4900006509","490:4900002441","490:4900007493","490:4900007500","490:4900003705","490:4900003838","466:4660004003","490:4900012351","466:4660005146","490:4900006870","490:4900012288","494:4940008904","466:4660003597"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,466,490,490,494,466],"twin_sims":[0.6938999128214728,0.39796505523175024,0.38544283867531487,0.3639147225202097,0.36381748376367323,0.33360020416942016,0.3187253546573602,0.30454415799244977,0.3036095921565927,0.2842865843744688,0.27958285561191326,0.27440326237137985,0.26954497694005036,0.2531134409154207,0.25256499410206595,0.23736677448895205,0.22984585665650756,0.22224432878605824,0.19949657624906617,0.19830389536724227,0.19489665191828273,0.1930786589490326,0.17697379689253423,0.17489826467027744,0.17032479534167436],"twin_dists":[0.11102978148993715,0.17630346399571462,0.17933615252216653,0.18466267974073722,0.18468708804773645,0.19244331531590164,0.1964005869896463,0.2002712756926212,0.20052996321531774,0.2059870333137969,0.20734872408134655,0.20886438258356455,0.21030204919863316,0.2152876775825564,0.21545755961725607,0.2202625941844462,0.22271459216650863,0.2252472899403055,0.23319311967149922,0.23362644980956873,0.23487439991730696,0.23554646664357887,0.24170291782207268,0.24252479661176626,0.24436071012624808],"n_dims_used":45,"mean_confidence":0.9193861219618056},"coverage":{"mean_confidence":0.9193861219618056,"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}}