{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002860","499:4990002705","499:4990002551","499:4990002213","499:4990001569","499:4990002032","499:4990000879","499:4990002787","499:4990002214","477:4770003884","499:4990001663","499:4990002463","499:4990001581","488:4880000141","499:4990001001","477:4770003918","499:4990001851","499:4990002034","499:4990002122","499:4990002451","499:4990002852","499:4990002022","499:4990000457","499:4990002999","487:4870007262"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,477,499,499,499,488,499,477,499,499,499,499,499,499,499,499,487],"twin_sims":[0.886065521788201,0.7117767192558696,0.6521901724093854,0.634347170648086,0.6210620162145867,0.5942762826817684,0.593671525990705,0.5880659664597979,0.5780990320734987,0.5671477840957471,0.5656914241204594,0.5512171507471693,0.5435458354289815,0.5317380384495795,0.5275458058723516,0.5264061480327057,0.5222049725227674,0.5157128607178736,0.5146049029062406,0.5123570256124376,0.5107554632610951,0.5056786703115804,0.49674259667425746,0.4956257781186493,0.49331342506191483],"twin_dists":[0.0638803951069159,0.10709583046581227,0.120078650549717,0.12391399450740989,0.12676233480465485,0.132498833565706,0.1326283833605178,0.13382948661507912,0.13596687657181933,0.1383191175390346,0.13863230530234108,0.14175090149604563,0.14340886994863736,0.14596925444118694,0.1468810496200377,0.14712919092650872,0.14804496436785988,0.14946348955993385,0.1497060067775682,0.1501984359059282,0.15054961259943156,0.15166469378048433,0.15363479967963542,0.15388171561985556,0.15439346163510087],"n_dims_used":45,"mean_confidence":0.9313693576388888},"coverage":{"mean_confidence":0.9313693576388888,"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}}