{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001583","470:4700000317","470:4700000202","472:4720002517","481:4810001638","470:4700000878","499:4990000670","470:4700002906","470:4700005308","481:4810001333","470:4700000580","470:4700000484","499:4990001413","479:4790001261","470:4700002734","470:4700000584","477:4770003762","488:4880000062","470:4700007815","481:4810000968","470:4700000393","470:4700002911","481:4810001604","470:4700000198","479:4790001336"],"twin_admin_codes":[488,470,470,472,481,470,499,470,470,481,470,470,499,479,470,470,477,488,470,481,470,470,481,470,479],"twin_sims":[0.32884842235883527,0.2777850323559333,0.27304278215767247,0.24727655445841895,0.2372786132499544,0.22185868890550034,0.21044752644246112,0.20980442908543623,0.20682219921025255,0.2034419798318576,0.2020897804573502,0.19884752401016728,0.1983241524821956,0.19115916331237248,0.18723963882771538,0.18702565445926314,0.183744835683959,0.18215227973631215,0.17967652439589477,0.1733989079943357,0.16897319062268035,0.1667748224528198,0.1618945950662125,0.16037528841605198,0.15546587751485097],"twin_dists":[0.1936966718839026,0.20787284842448336,0.20926538629944777,0.21710787624021638,0.2202910399299664,0.22537730423886065,0.22929515902967287,0.22952018729311122,0.23056989002302175,0.23177225223206946,0.23225707133659063,0.23342871369828042,0.2336190748999252,0.23626085380064246,0.23773531048277577,0.23781642758939586,0.2390683650251013,0.2396817558027989,0.24064289032703504,0.24312285568203676,0.24491003485477553,0.24581029249907616,0.24783984878792314,0.2484807252767596,0.2505823148493805],"n_dims_used":43,"mean_confidence":0.898660704146984},"coverage":{"mean_confidence":0.898660704146984,"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}}