{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001588","490:4900002175","490:4900002339","496:4960011461","487:4870002130","487:4870006744","487:4870001866","494:4940007611","487:4870002302","487:4870002049","490:4900002317","496:4960004964","487:4870006593","496:4960006500","490:4900001565","490:4900007989","493:4930007046","487:4870006152","487:4870001782","490:4900002939","487:4870005426","490:4900005514","490:4900002184","487:4870004118","487:4870003266"],"twin_admin_codes":[490,490,490,496,487,487,487,494,487,487,490,496,487,496,490,490,493,487,487,490,487,490,490,487,487],"twin_sims":[0.4207894445804169,0.3645822318088622,0.34432877110135357,0.31973423566374237,0.30858066867184997,0.30320967452994735,0.28835127680122946,0.28165930292943436,0.277697498349129,0.2732969593945042,0.27160253429027825,0.26871137515336796,0.2538955983853919,0.2506786188636783,0.247999263605892,0.2474506670927225,0.24224705806047164,0.24187892251089776,0.23548771193938886,0.22606191099467915,0.2260475073697037,0.22517004756759948,0.2207753978173283,0.2203020569292177,0.21818599583701517],"twin_dists":[0.17088469313801938,0.1844952142916642,0.18964862568116206,0.19612897921221623,0.19915921125630165,0.20064080146405697,0.20482123497806398,0.20674591374712425,0.20789842012535845,0.20919037407825977,0.20969124261952699,0.2105503326160419,0.21504580792926825,0.21604366741308512,0.21688102257581082,0.21705318455432696,0.21869854662529584,0.2188158106582043,0.22087038504567091,0.22396827091673044,0.2239730695193781,0.2242657811487165,0.22574333380734696,0.22590364649712094,0.22662315707659345],"n_dims_used":45,"mean_confidence":0.9151823255750868},"coverage":{"mean_confidence":0.9151823255750868,"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}}