{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880006392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001537","488:4880006161","466:4660002321","488:4880006170","470:4700002165","470:4700002676","466:4660002521","470:4700000975","488:4880005371","488:4880004656","466:4660006075","488:4880005157","466:4660006527","466:4660002689","488:4880005885","496:4960000113","470:4700002504","496:4960000826","466:4660005962","488:4880005520","488:4880006440","488:4880006310","466:4660001710","488:4880004327","496:4960000243"],"twin_admin_codes":[470,488,466,488,470,470,466,470,488,488,466,488,466,466,488,496,470,496,466,488,488,488,466,488,496],"twin_sims":[0.4818294702350201,0.4403076123254249,0.39304960420565555,0.3362802719060333,0.32078906449410566,0.2954517977174901,0.2892274722875141,0.2834871466147605,0.261464535387258,0.2577033942345366,0.25559322108500776,0.25331502003552747,0.25289160709335906,0.2521249040263314,0.2513156178719419,0.25022661757557163,0.24149353162772638,0.23710883008266428,0.23261008308750433,0.22172733648568793,0.2170927070846901,0.21355790741656144,0.21342213639704577,0.21004452205286178,0.20823505845632945],"twin_dists":[0.15694567664109543,0.1663490593378406,0.17748853428169403,0.19174069749207912,0.19584551559426633,0.20280803194987476,0.20457122463090713,0.2062174980968403,0.21272922662339322,0.21387500835733045,0.21452246832047792,0.21522529707524893,0.2153563626268343,0.21559404793710576,0.21584543453049101,0.21618452453550763,0.2189386950402256,0.22034584090728984,0.2218073506718244,0.22542162273802974,0.22699673737531864,0.2282133303733571,0.22826032968285986,0.22943612083419576,0.23007130701814574],"n_dims_used":45,"mean_confidence":0.9170706854926215},"coverage":{"mean_confidence":0.9170706854926215,"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}}