{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006079","490:4900007058","490:4900005436","490:4900006327","490:4900005163","491:4910002205","490:4900007424","490:4900003107","490:4900006443","490:4900005301","490:4900006666","490:4900007530","490:4900003506","490:4900006920","490:4900007422","491:4910001619","490:4900002822","490:4900004890","490:4900007548","490:4900007411","490:4900007168","491:4910001395","490:4900006206","490:4900007545","490:4900005824"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,491,490,490,490],"twin_sims":[0.13579061204439086,0.09004532254392124,0.07308214661641774,0.06822421348673348,0.05606809093584476,0.051822469241700884,0.045611633621854185,0.04347881479475234,0.032490759575739464,0.02918627732642224,0.027264421596783512,0.02574215788154526,0.02473555834061987,0.024558558541931255,0.023851869223383684,0.023448440416754996,0.02252285553284385,0.022248464522727877,0.02033785166345058,0.01856388222978321,0.018388734573646575,0.01771243750284991,0.017261123379057972,0.017176713719771572,0.01628091467682709],"twin_dists":[0.2595307715432788,0.2849815695851636,0.29707897858328275,0.3009590515152092,0.31176307334423514,0.3159946071581064,0.3227370541973175,0.3252302729512652,0.34000334883541294,0.34528331805896006,0.34859496266467455,0.35136391011056617,0.3532735723026477,0.3536162891697209,0.35500628391936695,0.3558158646918141,0.35771992247879125,0.35829743253526347,0.3624997500714723,0.3667218319438715,0.3671575899319668,0.36887501440174225,0.3700533487225382,0.37027672623011804,0.37270863162875123],"n_dims_used":45,"mean_confidence":0.8992550320095486},"coverage":{"mean_confidence":0.8992550320095486,"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}}