{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012488},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013140","490:4900012405","490:4900012275","490:4900012559","490:4900012538","490:4900012888","490:4900013096","490:4900012410","490:4900012417","490:4900012694","490:4900013097","490:4900012486","490:4900013031","490:4900012898","490:4900012489","490:4900013207","490:4900013178","490:4900012992","490:4900012885","490:4900013210","490:4900012886","490:4900012941","490:4900012835","490:4900012476","490:4900013241"],"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":[0.648796688892743,0.5773613989314883,0.5647851063161883,0.5618151250252345,0.5321317496016255,0.5061158188862334,0.4639616762815069,0.4540113930180811,0.42544794683348813,0.41008850883995296,0.3884234837036961,0.3880506210800067,0.38611815407569855,0.35934053061942706,0.3498097224541196,0.3376867234898197,0.2843495979755065,0.27955800314255363,0.2544085271733527,0.23685851570611394,0.23499170263743438,0.2320423269604504,0.202065858546621,0.19899131630014136,0.18715575176914398],"twin_dists":[0.12080922848918979,0.13612517522900444,0.13882725700875592,0.13946638712076967,0.14588370191316963,0.1515685618554937,0.16095566114711146,0.1632117739623081,0.1697944568968394,0.17340868268014092,0.17861015312913675,0.178700827223993,0.1791714327108051,0.18581447378034735,0.18823880433420334,0.19137318967901074,0.20596888414464515,0.20735595539278018,0.21488744984865227,0.22042668170356663,0.2210313500008127,0.2219931113488854,0.23226566835641055,0.23337647402542536,0.23776710259910422],"n_dims_used":45,"mean_confidence":0.9021470811631944},"coverage":{"mean_confidence":0.9021470811631944,"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}}