{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009722","490:4900010311","490:4900009623","490:4900010482","490:4900010493","490:4900010909","490:4900012020","490:4900010026","490:4900008773","490:4900010662","490:4900009009","490:4900011624","490:4900007786","491:4910004751","490:4900008545","490:4900010028","490:4900012021","490:4900010392","490:4900008782","490:4900009624","490:4900010304","490:4900011755","490:4900010391","490:4900009626","491:4910004752"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.5810261808337038,0.5626088429853565,0.5077964420157468,0.43039711842467393,0.34461562815105395,0.2759809405998683,0.23017585115619968,0.22674687849288583,0.21752009154652577,0.20850899576671408,0.2075704347060732,0.20056436219879636,0.1998998490471964,0.19483157962874736,0.18827971981947536,0.1832943665276446,0.17990955467311476,0.17629662118896663,0.17317425334974365,0.16287933887890266,0.16106238311120893,0.15784468737894172,0.1571662341280448,0.15579626404565788,0.15515352966578552],"twin_dists":[0.13533887019242014,0.13929553891887456,0.15119918606109506,0.16864160570905504,0.18957454683741914,0.20840088325359535,0.2226059087093976,0.22374030615676516,0.2268505485089771,0.22997490457011757,0.23030555734043426,0.23280668059378903,0.23304700529815478,0.23489838018678968,0.23734196028747223,0.23924148659571834,0.2405520254180296,0.24197031096189325,0.2432127830996809,0.24742678983990513,0.2481903502262927,0.24955805816633522,0.24984902800376083,0.25043937696491825,0.2507176529528578],"n_dims_used":44,"mean_confidence":0.8836887533014471},"coverage":{"mean_confidence":0.8836887533014471,"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}}