{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010767","490:4900007778","490:4900011091","490:4900010228","490:4900010039","490:4900010928","490:4900008659","490:4900011010","490:4900011094","490:4900010422","490:4900008102","490:4900008112","490:4900008004","490:4900009764","490:4900008891","490:4900011513","490:4900010594","490:4900011163","490:4900010229","490:4900010852","490:4900010849","490:4900011236","490:4900010250","490:4900008438","490:4900011071"],"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":[0.07492081033306215,0.07407437619434777,0.06987033174946657,0.06937046909540223,0.06770893550969896,0.06251376261104899,0.055964676373358085,0.0537743570407954,0.05195077037035,0.04660917262506222,0.04639991399299526,0.04390041336781332,0.039073337314922525,0.035245559873916754,0.03217783129454072,0.0317302929509625,0.03047654489133287,0.029625205281427997,0.029567030194311967,0.029413203730073285,0.029149197653158838,0.028968989375171287,0.027583270390694695,0.024962864464050764,0.024613287377930455],"twin_dists":[0.2956648304178731,0.2963123133871396,0.2996198600118096,0.3000237847873428,0.3013836537854781,0.3058189024279396,0.3118629399339598,0.31401484018688886,0.31586258887788976,0.3216043681737383,0.3218402829937718,0.32472941386011384,0.33072455720868243,0.33594168061604834,0.3404831297745201,0.3411762706874369,0.3431635861510182,0.3445533555047481,0.34464956833992105,0.34490475898345047,0.34534541443563554,0.3456481739056376,0.34803192329187477,0.352836546775289,0.35351009259189087],"n_dims_used":45,"mean_confidence":0.8936908298068577},"coverage":{"mean_confidence":0.8936908298068577,"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}}