{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004788},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004616","472:4720005148","475:4750000064","474:4740001773","478:4780003202","496:4960005923","488:4880005862","498:4980003992","472:4720004001","486:4860001090","470:4700007635","475:4750000043","472:4720001191","496:4960005924","472:4720001248","490:4900002514","473:4730007529","466:4660010973","472:4720004483","475:4750000508","487:4870000704","472:4720003896","484:4840002302","470:4700000139","475:4750000039"],"twin_admin_codes":[470,472,475,474,478,496,488,498,472,486,470,475,472,496,472,490,473,466,472,475,487,472,484,470,475],"twin_sims":[0.13818274866847938,0.0009835574544644588,0.0005546381654206681,0.00043594292430015473,0.0003859253078491377,0.00030461072190262776,0.0002661889381732614,0.00021973425307825987,0.00018591108324557417,0.00015840200251508998,0.0001555233844971146,0.0001533570698854212,0.00014314484092980783,0.0001224966211044222,0.0000793402601009885,0.00007217279246795629,0.00006198186666066812,0.00003423543912687566,0.000027957201116898915,0.00002403081510787625,0.00002343080055764468,0.000019714770592435075,0.000019473024323557347,0.000019274709150440063,0.00001658073302280345],"twin_dists":[0.2583933269661417,0.4833123178544608,0.502907643251712,0.5109203312407002,0.5149279130556477,0.5226210019210298,0.5269545637808147,0.5330581747481817,0.5383212757039697,0.5433155845695831,0.5438846574862691,0.5443195035306269,0.5464507773639637,0.5512380937341484,0.5643719677510975,0.567194685877318,0.5717035599426735,0.5889560765224416,0.5947297445378108,0.5990065237368276,0.5997181150762908,0.6045554132628866,0.6048995511156593,0.6051849192184422,0.6093665880454052],"n_dims_used":43,"mean_confidence":0.8921130867891534},"coverage":{"mean_confidence":0.8921130867891534,"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}}