{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001463","477:4770001043","477:4770000747","477:4770000921","477:4770001044","477:4770000863","477:4770000859","477:4770000981","477:4770001748","477:4770001631","477:4770000984","477:4770000636","477:4770000589","477:4770000987","477:4770000854","477:4770000916","477:4770001397","477:4770001339","477:4770001396","477:4770000690","477:4770000807","477:4770000634","477:4770000695","477:4770000860","477:4770000584"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9348474423104082,0.9159831583735165,0.8991577802696952,0.8982124813051334,0.8852406507115189,0.8841809253093286,0.8712422993132408,0.858364835094216,0.8510761735866681,0.8500398164306695,0.8438640909897286,0.8409273254063555,0.8254780581791229,0.8205862446771399,0.8203157540919724,0.8174312977456706,0.8152035239770902,0.8072558388315672,0.8060321695378956,0.8020498997439929,0.8011245402767612,0.7917292885034842,0.7898213607419927,0.7881124107606947,0.7854909015004831],"twin_dists":[0.04767364151390792,0.05441021872812705,0.05988235123214689,0.06017790743567171,0.06412584847824003,0.06444014794304569,0.0681897101476791,0.07177867044792745,0.07375536428860716,0.0740334902809249,0.07567656699755101,0.07644965190198512,0.08043679591313864,0.08167365731465184,0.08174171611446165,0.08246537412113562,0.08302169571507997,0.08498886350998669,0.08528940241830571,0.08626334502201222,0.0864887762285116,0.08875964018352961,0.08921696398061393,0.08962554452343648,0.09025041656417818],"n_dims_used":45,"mean_confidence":0.9219473097059462},"coverage":{"mean_confidence":0.9219473097059462,"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}}