{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008127","490:4900009238","490:4900008240","490:4900009242","490:4900008462","490:4900008131","490:4900010158","490:4900008130","490:4900009133","490:4900009764","490:4900009854","490:4900009664","490:4900008022","490:4900009032","490:4900009344","490:4900008455","490:4900008703","490:4900009855","490:4900009240","490:4900007910","490:4900008126","490:4900008239","490:4900008021","490:4900010147","490:4900008337"],"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":[0.4395326665653294,0.3638139081229747,0.3533177966054565,0.34408702450832523,0.29682322390628696,0.2635697676361298,0.25012053230559733,0.24672527904902403,0.22788068294809768,0.2222606499344206,0.2042357829493877,0.19212329223716237,0.1852197315389447,0.17935333997005704,0.17917735300394017,0.16701538958892706,0.15934401479747534,0.15543923519624403,0.1535972432213611,0.14965600644955268,0.13576125462236144,0.11873706164686262,0.11529164653968321,0.11358119916625883,0.11107627337413058],"twin_dists":[0.16652758141949184,0.1846879856471149,0.18734252794072379,0.18971108051205587,0.20242250449032298,0.2120924080513548,0.21621760743147073,0.21728120435914222,0.22336396461139849,0.22524179076584247,0.23148867044058716,0.2359014079296502,0.23850362594465316,0.24076904716488215,0.24083781244530222,0.2457113625460075,0.2489182567993162,0.25059385101358184,0.25139496952826407,0.2531330660723991,0.2595448236745514,0.2681110115670488,0.26995719203853935,0.27088949495392184,0.2722745551857254],"n_dims_used":45,"mean_confidence":0.9006954616970486},"coverage":{"mean_confidence":0.9006954616970486,"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}}