{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001489","480:4800001548","480:4800002106","480:4800001494","480:4800001491","480:4800001327","480:4800001490","480:4800001497","480:4800002003","480:4800001328","480:4800001329","480:4800001266","480:4800001609","480:4800001652","480:4800002053","500:5000009650","500:5000010498","468:4680006373","500:5000009649","500:5000006230","500:5000006231","500:5000005128","500:5000008620","480:4800001768","500:5000009787"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,500,500,468,500,500,500,500,500,480,500],"twin_sims":[0.26372692703326045,0.201568759588718,0.17750759676600703,0.16529106849523195,0.1608959217520697,0.15619991950983642,0.15441035409469944,0.15082429451744211,0.1428867655746301,0.13658868324610748,0.12770697811227902,0.12448086986666498,0.11120285719699721,0.10580441107890397,0.10318151848393554,0.09800412829984365,0.09498971545740742,0.09012026878920386,0.08659815643521171,0.0833883270991091,0.08286361010998007,0.0794720623179934,0.0793731130682685,0.07911389808366602,0.07906958173051709],"twin_dists":[0.21204499625313322,0.23244447357843828,0.2414926513196492,0.24642275207694336,0.24826061621571116,0.25026504057159654,0.2510404690968505,0.25261437339743054,0.25619880350921953,0.25914963847721534,0.26348949765406765,0.2651223588008875,0.27220398740181284,0.2752703816761363,0.2768042784499393,0.2799237026417908,0.2817999046803713,0.28493232295777676,0.2872826449135143,0.289491772870781,0.2898593307173473,0.2922810685177503,0.29235295746584317,0.29254162488139385,0.29257392982154196],"n_dims_used":42,"mean_confidence":0.9179107121058873},"coverage":{"mean_confidence":0.9179107121058873,"n_dims_used":42,"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}}