{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000371},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000692","477:4770000384","477:4770000485","477:4770000581","489:4890004040","477:4770000372","477:4770000587","477:4770000533","477:4770001281","477:4770000368","477:4770000539","477:4770000532","477:4770000478","477:4770000476","477:4770000434","477:4770000591","477:4770000487","477:4770000367","477:4770000377","477:4770000431","477:4770001404","489:4890003913","477:4770000582","477:4770000182","477:4770001164"],"twin_admin_codes":[477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477],"twin_sims":[0.6869049797614403,0.6836203725404932,0.6241542500683194,0.6158637894114608,0.6137811053958363,0.6070999422589526,0.5918988550921959,0.5807332266948082,0.5797885319598947,0.5667778273275175,0.547608845253449,0.535874074229603,0.5252557852656929,0.5172453394349749,0.5081330056753197,0.5076764268877842,0.5073097449948029,0.5035465147419246,0.501048374690539,0.4905303895421196,0.47316392170233484,0.47247098133018195,0.457728009446779,0.4569120347366761,0.4473342408701627],"twin_dists":[0.11255845134248849,0.11327445897760552,0.1260997332721562,0.12787585545465333,0.1283218981733432,0.12975258859907696,0.13300815363768803,0.1354017104240335,0.13560436991713817,0.13839866696305597,0.14253025688430934,0.14507114891777895,0.1473797833788335,0.14912826031224913,0.15112525309737904,0.15122555289838255,0.15130612156764953,0.15213388880265347,0.15268430791680954,0.15501030632909596,0.15888416027970462,0.15903966982480472,0.16236701851816585,0.1625522687644679,0.1647358654309018],"n_dims_used":45,"mean_confidence":0.92070558336046},"coverage":{"mean_confidence":0.92070558336046,"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}}