{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013029","490:4900012939","490:4900013176","490:4900012756","487:4870000910","490:4900013239","490:4900013141","490:4900012695","490:4900012768","490:4900012339","490:4900012610","490:4900012345","490:4900012397","490:4900013033","490:4900013171","490:4900012346","490:4900013172","490:4900012261","490:4900012263","490:4900013211","490:4900012616","490:4900012411","487:4870000826","490:4900012821","490:4900013104"],"twin_admin_codes":[490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.4377431415154003,0.3603081164281139,0.3504945901847493,0.3368280136379046,0.2892423562671329,0.28426018372393114,0.28234842961650347,0.28141478164020683,0.2591543763416268,0.257718562731965,0.2500317757208027,0.2195583523593224,0.21308596887442852,0.20082774283642962,0.1952649862390741,0.19240348322588696,0.19238293858047928,0.18583341297170822,0.1832194699641136,0.17930551539404738,0.16874478479355426,0.1644605378930244,0.16232243952925618,0.1591309445688932,0.15908796768978106],"twin_dists":[0.16694030178736652,0.1855702134562806,0.18806346034092888,0.19159747322532794,0.20456698160189482,0.2059946379461375,0.20654644974464867,0.20681676010258634,0.2134317467948786,0.21387036639076273,0.21624529323527217,0.2261559933767303,0.2283767865303705,0.23271157938356138,0.23473876697936355,0.23579718320438525,0.23580482175485945,0.23826957892930203,0.23927029946887243,0.240787729439762,0.245003176006829,0.24676731060541496,0.2476601627413811,0.24900891130752087,0.24902720728994018],"n_dims_used":45,"mean_confidence":0.9089708116319445},"coverage":{"mean_confidence":0.9089708116319445,"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}}