{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000264","478:4780001739","491:4910004445","487:4870004344","492:4920006761","487:4870001050","487:4870002809","492:4920006957","498:4980000187","487:4870001603","473:4730008286","469:4690000005","478:4780007666","491:4910000428","492:4920005634","476:4760003897","475:4750009111","487:4870006695","487:4870004504","492:4920006664","478:4780001663","492:4920004502","469:4690002065","487:4870004187","494:4940001149"],"twin_admin_codes":[491,478,491,487,492,487,487,492,498,487,473,469,478,491,492,476,475,487,487,492,478,492,469,487,494],"twin_sims":[0.005259648542925486,0.001287548320771914,0.0008547968770462217,0.0006221036419910141,0.0006192091355153367,0.0005146884774401054,0.0003004675312883519,0.00028188707298902924,0.00022651288248297935,0.00017289661385363342,0.00015596890354002254,0.00015075687306004116,0.00013180765399341255,0.0001177451499535093,0.00011102544306672766,0.00011060741645054967,0.00009935654253748869,0.00009209040078375568,0.00008803265297333113,0.00006682731605739471,0.00006072133026255915,0.00005922273116815598,0.000056566476593617924,0.00005508334209865618,0.00005503562505439141],"twin_dists":[0.42074888541900735,0.47381998669962005,0.4881845912629368,0.49904274203292454,0.4992003453881264,0.5054086569863967,0.5230628138671254,0.5251172286804542,0.5320959088306406,0.5405904979390785,0.5437959366610465,0.5448491584634106,0.5489918203352518,0.5524472950268661,0.5542385541089356,0.5543533446975485,0.5576077809517455,0.5599003429379088,0.5612562522454978,0.5694784833328207,0.572309446772652,0.5730454791363421,0.5743946143486256,0.5751743021367663,0.5751997165478948],"n_dims_used":45,"mean_confidence":0.8989471435546875},"coverage":{"mean_confidence":0.8989471435546875,"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}}