{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670002685","499:4990004320","468:4680001346","499:4990004388","499:4990004346","467:4670001537","468:4680001815","499:4990004427","467:4670002593","467:4670001809","467:4670002843","499:4990004277","467:4670002677","499:4990004439","467:4670002948","467:4670002866","467:4670003016","467:4670002362","467:4670002781","468:4680003153","468:4680002562","468:4680002764","468:4680001921","467:4670002761","499:4990004421"],"twin_admin_codes":[467,499,468,499,499,467,468,499,467,467,467,499,467,499,467,467,467,467,467,468,468,468,468,467,499],"twin_sims":[0.732950565779318,0.7227706497777567,0.7055900659349232,0.6811961230954133,0.6805191644437109,0.6759662162386194,0.669906094890088,0.6676179101586259,0.6653667654383608,0.6573718963697985,0.6571761608742557,0.6494210424077668,0.6396685421850113,0.6310536186086791,0.625888593023256,0.6241739628202562,0.6199439868560415,0.6149876057976882,0.6030595250390121,0.6016156752754441,0.597310209893199,0.5959738350833392,0.5946611351476817,0.5926499236886049,0.5922597344420056],"twin_dists":[0.10237488091174268,0.10465391068565016,0.10846204867333371,0.1138022216196624,0.11394949419850678,0.1149388743261883,0.11625293565832477,0.11674831666360823,0.11723528523519476,0.11896182150815121,0.11900403839008827,0.1206748585179659,0.1227716023474557,0.12462056955738389,0.12572801452615556,0.12609550863644423,0.12700186307405992,0.1280635104681748,0.13061775846805446,0.13092694032829041,0.13184898453190505,0.132135214024189,0.13241639393178598,0.13284724145786558,0.13293083613031428],"n_dims_used":45,"mean_confidence":0.9325152926974827},"coverage":{"mean_confidence":0.9325152926974827,"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}}