{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001376","480:4800001742","480:4800002450","480:4800001957","493:4930004679","480:4800001618","480:4800001615","480:4800001843","480:4800001675","480:4800001968","480:4800001557","466:4660002726","488:4880003661","496:4960008625","466:4660004891","480:4800001784","466:4660002543","480:4800001556","480:4800001972","480:4800002546","470:4700005191","466:4660001838","480:4800001553","480:4800001858","480:4800002016"],"twin_admin_codes":[480,480,480,480,493,480,480,480,480,480,480,466,488,496,466,480,466,480,480,480,470,466,480,480,480],"twin_sims":[0.31467193903634877,0.31095484809368795,0.285838722129387,0.2821071418282885,0.2645698985206786,0.2452085939445605,0.2432530816580926,0.2333028339819432,0.20850137449778414,0.20118775667335664,0.19778898755474836,0.19757680105547068,0.196280122548207,0.18282271184194027,0.1797438591061442,0.17201639319024356,0.16841327147086707,0.16547784632980286,0.15863786609724023,0.1569964138154029,0.1565877431064386,0.15028854633706842,0.14946703152246424,0.14163158364021994,0.1408346507924045],"twin_dists":[0.19749675090145294,0.19850902732565376,0.20554068941373385,0.20661625565189534,0.21179098959034126,0.21775935858817902,0.21837867999510785,0.22158109682372817,0.22997758543632785,0.23258172476753378,0.23381408487387992,0.2338915049913335,0.23436587633812514,0.2394230719495784,0.2406166260983782,0.24367759283266893,0.24513852455921373,0.24634543672918385,0.24921903968961615,0.24992200260570496,0.25009785167681986,0.2528518645403947,0.2532172464718953,0.25677904434435994,0.2571494361224103],"n_dims_used":43,"mean_confidence":0.9105570593545603},"coverage":{"mean_confidence":0.9105570593545603,"n_dims_used":43,"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}}