{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004306","490:4900003865","490:4900002917","490:4900003341","490:4900003342","490:4900004425","490:4900003465","490:4900004022","490:4900003067","490:4900002604","490:4900002603","490:4900003746","490:4900003068","490:4900001996","490:4900002302","496:4960007892","490:4900004457","490:4900001847","490:4900003728","490:4900004292","490:4900002741","490:4900003872","490:4900003346","490:4900003894","490:4900004162"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6756280045162792,0.6190882158757283,0.6153886571027408,0.5111137987883138,0.48468309780683766,0.44644212856048154,0.4388612811435551,0.43411168048898113,0.4211403025846833,0.4201613508869157,0.4168738101962182,0.4094158681445069,0.396413556866356,0.3895247794088799,0.37909437400067275,0.37681228849710446,0.3765259476605396,0.3696208154583028,0.36613996341640487,0.3638868742210125,0.36129638075748116,0.35232396493012624,0.3446694047642358,0.34117485534885583,0.33383196559341577],"twin_dists":[0.11501229432979736,0.12718519127880307,0.12797761703577443,0.1504710155981988,0.15630976010971448,0.1649401385189143,0.1666823462968622,0.16777988838876737,0.17080240548759085,0.17103207404093052,0.17180502073814122,0.17356828492496432,0.1766767843000764,0.1783425750707088,0.18089144033179227,0.18145358802804,0.18152423944659368,0.1832360679273062,0.18410500906654817,0.18466966972193055,0.1853210781903842,0.1875959687204233,0.1895606630433147,0.19046527823397041,0.19238243490269197],"n_dims_used":45,"mean_confidence":0.9170586480034723},"coverage":{"mean_confidence":0.9170586480034723,"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}}