{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000773","500:5000002127","500:5000002371","477:4770000878","477:4770001007","485:4850006586","477:4770000522","499:4990001046","499:4990000871","500:5000001893","477:4770001059","485:4850006736","500:5000001488","468:4680010408","500:5000002370","500:5000003234","500:5000004331","473:4730000631","468:4680010592","499:4990003323","477:4770000886","468:4680010527","485:4850006746","499:4990000872","499:4990001142"],"twin_admin_codes":[477,500,500,477,477,485,477,499,499,500,477,485,500,468,500,500,500,473,468,499,477,468,485,499,499],"twin_sims":[0.6669063897133601,0.5864310877122902,0.5844230574969562,0.553371897611595,0.5376794598841055,0.49265794241447136,0.48859848564270786,0.4653547354306009,0.44946958614019755,0.44502925953364536,0.4379760788129459,0.436458065921808,0.4351456477199898,0.43308497650164096,0.4325891950282139,0.4323736374370159,0.43085125259706913,0.42730371978882475,0.4242244966824137,0.4238777627290778,0.42193539838782534,0.4198231070607038,0.41666074617164983,0.41644569860262337,0.4164171872621337],"twin_dists":[0.11690227447843206,0.1341799087744697,0.13461039766929425,0.14128589302792044,0.14467956047437727,0.15453865326677335,0.15543911450164563,0.1606411745132325,0.16424754470139674,0.16526397074790888,0.16688654162287675,0.16723709106271284,0.16754055335603815,0.16801776836088497,0.16813271858443496,0.16818271360741835,0.16853609302988506,0.16936153341614815,0.1700802974360672,0.1701613689647449,0.17061603646610868,0.17111148089152003,0.1718552046993918,0.1719058670156873,0.17191258474701673],"n_dims_used":45,"mean_confidence":0.9219968159993489},"coverage":{"mean_confidence":0.9219968159993489,"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}}