{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012507},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012292","490:4900012436","490:4900012226","490:4900012506","490:4900012434","490:4900012435","490:4900012433","490:4900012225","490:4900012584","490:4900012293","490:4900012439","490:4900012364","497:4970000439","490:4900012297","490:4900012581","490:4900012294","490:4900012363","497:4970000325","490:4900012510","490:4900012366","490:4900012296","490:4900012295","490:4900012509","490:4900012437","497:4970000271"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,497,490,490,490,490,490,490,497],"twin_sims":[0.6075575040786988,0.3900667118985835,0.37330889060558275,0.36901025212477023,0.29977966131861955,0.29779835675686395,0.289891383582291,0.24696332947922378,0.24330632826798987,0.23505887046367208,0.16740466445449173,0.15130453164138213,0.1476656413986567,0.14015609950554053,0.138082988495444,0.13671556275486327,0.12867183321699843,0.10939540425372228,0.10819216941161168,0.10234261872887575,0.09519870909537644,0.094325663997275,0.09023247631265312,0.07285911578501428,0.07101784180745366],"twin_dists":[0.1296546121628539,0.17821103410842376,0.18231982740233155,0.18338818912492333,0.20159495410314185,0.2021490179965765,0.2043820876312846,0.21720632773375378,0.21836177401512877,0.22100953968525736,0.24555149584994054,0.2524020166121189,0.25402365684353156,0.2574660400801766,0.2584404666827224,0.2590891986981355,0.2630072234507063,0.273217548734661,0.2738994918964418,0.2773012880943679,0.2816683254296556,0.28221950060183126,0.28485865283510653,0.2972524652563329,0.2987013903379569],"n_dims_used":44,"mean_confidence":0.88872276652943},"coverage":{"mean_confidence":0.88872276652943,"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}}