{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001392","491:4910001452","491:4910002013","491:4910002064","491:4910001629","491:4910001966","491:4910002206","490:4900005426","491:4910001515","490:4900005167","491:4910001560","491:4910002012","491:4910001633","491:4910002964","491:4910002863","491:4910002021","491:4910002464","491:4910001383","491:4910002065","491:4910001325","490:4900003784","491:4910002963","490:4900003927","490:4900005435","491:4910001569"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,490,491,491,491,491,491,491,491,491,491,491,490,491,490,490,491],"twin_sims":[0.6328745184178965,0.5787839489606178,0.475202193038446,0.43441468522511445,0.4265751663508533,0.37610332337472824,0.2792731140535016,0.22684492889957214,0.22539436930612397,0.1971053718411862,0.19526548218599254,0.18590773569139862,0.1835790135812783,0.18024986351653274,0.17968614776492775,0.17792547227960817,0.16641411593348973,0.1647795757104343,0.1603590845353512,0.15942552350803005,0.15689526809473373,0.1520137216132302,0.146786346725838,0.14517611503817848,0.1358818134561236],"twin_dists":[0.12422996881194454,0.13581990686004425,0.1584271681255273,0.16770972750856283,0.16953140096174277,0.18162856523410528,0.20743887736434158,0.2237077112832826,0.22419087771723178,0.23406372062354644,0.23473858447497523,0.23824127049479937,0.23913205792878398,0.24041947932694388,0.24063913625832906,0.24132836143948874,0.24595882107654385,0.2466348043944555,0.24848758414594396,0.24888360080294192,0.2499654939799248,0.25208932315131016,0.2544199222479684,0.2551501687908418,0.2594871318829412],"n_dims_used":44,"mean_confidence":0.8928789658979936},"coverage":{"mean_confidence":0.8928789658979936,"n_dims_used":44,"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}}