{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004302","490:4900002017","490:4900002303","490:4900003074","490:4900001733","490:4900002327","490:4900002333","490:4900003895","490:4900001202","490:4900003471","490:4900001466","490:4900003330","490:4900001699","490:4900001722","490:4900001732","490:4900001596","490:4900003623","490:4900004149","490:4900002778","490:4900001863","490:4900001201","490:4900002021","490:4900002178","490:4900003896","490:4900002495"],"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":[0.7603682906929519,0.7150082319873958,0.6957290580526302,0.6952650724258749,0.6945868264744798,0.6446505932870215,0.6293388943907408,0.6209961455963442,0.6205804749760552,0.6067825845360844,0.606469544942204,0.6044087181227785,0.600491969459947,0.5950764314713115,0.580501572357704,0.5714905503802973,0.570642836624857,0.5529793555735717,0.5520773702097329,0.5495401139838951,0.5426893207276446,0.542100632580651,0.5375229693482727,0.5352947887987017,0.5229753877628909],"twin_dists":[0.09613385875369723,0.10638000514720375,0.11062912509657213,0.1107307939538437,0.11087936587403885,0.12170103293082797,0.12498830576673275,0.12677644760151266,0.12686550344433198,0.12982054343486832,0.12988757361383438,0.13032885377938777,0.13116757552261413,0.13232743516229373,0.13545140331352115,0.13738576440619882,0.13756789406076056,0.14137058493249186,0.14156522613494124,0.14211301844006796,0.14359423682967754,0.14372167152658624,0.14471349309682818,0.14519685121982734,0.14787690438062476],"n_dims_used":45,"mean_confidence":0.9175001356336806},"coverage":{"mean_confidence":0.9175001356336806,"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}}