{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009271","490:4900009374","490:4900005478","490:4900008598","490:4900010357","490:4900010362","490:4900007477","490:4900008931","490:4900009166","490:4900008490","490:4900008719","490:4900010175","490:4900010266","490:4900010537","490:4900010274","490:4900009476","490:4900010264","490:4900010189","490:4900011732","490:4900010182","490:4900010265","490:4900010269","490:4900008822","490:4900010178","490:4900010452"],"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":[0.405535889189048,0.3984151711278494,0.3704259860266166,0.3648780643014378,0.3208056435220651,0.24038502113637775,0.19467712000311868,0.1717077644727121,0.1679020733812061,0.15669007481677655,0.14635008698086896,0.1377950953761614,0.12384667068550637,0.1189615411153836,0.11752757229706812,0.11522569067339822,0.11322159524425404,0.1052946147041013,0.10357621500699804,0.10022089902721538,0.08953608461058699,0.0850025272622425,0.08335400497110719,0.08168585844459213,0.07886784360238573],"twin_dists":[0.1744911856331126,0.17619528223748793,0.18303565156583343,0.18442104500106515,0.1958410644949734,0.2192928611597325,0.2349553235176874,0.24380186611172108,0.2453476100142298,0.25005378740573975,0.2546171799218722,0.2585766478354615,0.26544712225528383,0.26799215876260496,0.26875436468794023,0.2699929443294018,0.27108687521272856,0.2755661803908453,0.27657152850829114,0.2785726641314916,0.28531704902156096,0.2883725050316845,0.2895157585384611,0.29069115644594135,0.29272117326388464],"n_dims_used":44,"mean_confidence":0.9301873987371271},"coverage":{"mean_confidence":0.9301873987371271,"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}}