{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002158","480:4800003479","493:4930000210","490:4900002790","490:4900001488","493:4930000456","469:4690002851","490:4900001304","489:4890003241","493:4930006579","494:4940004858","490:4900000212","490:4900006146","488:4880001075","490:4900000106","490:4900003562","474:4740004738","487:4870003996","469:4690001411","488:4880000701","490:4900001752","490:4900001070","490:4900000118","493:4930004396","494:4940007881"],"twin_admin_codes":[490,480,493,490,490,493,469,490,489,493,494,490,490,488,490,490,474,487,469,488,490,490,490,493,494],"twin_sims":[0.04208220048239552,0.03186503135850773,0.030705540686428404,0.02046507756625322,0.01963774605455909,0.01643484614165239,0.014018544262932467,0.013514405907047389,0.011145992482563427,0.009480498132453824,0.009214497217433977,0.008695065092792206,0.008489698918916976,0.006969726487096279,0.0062006324636011256,0.005852235349266904,0.00564942413753574,0.005546086638696484,0.0055325802639156945,0.005364457150806221,0.005305375235384404,0.004022296151245003,0.00391349137995071,0.003698404085645288,0.0035363015890524404],"twin_dists":[0.3269191564782286,0.3409667151509875,0.34279544466237466,0.3622094617871614,0.3641260844684956,0.37228251335847407,0.3794191173309826,0.38104382474540877,0.3894795025278816,0.3964265677869085,0.397635606630877,0.4000892993965795,0.40109572314619274,0.40930781941599886,0.41409819826951505,0.4164470173130219,0.41787312206926963,0.41861763612974356,0.4187158698791394,0.41995714616133034,0.42040172041206153,0.43136720930419137,0.43243817830215187,0.43463749741257524,0.4363734010925548],"n_dims_used":45,"mean_confidence":0.9177398681640625},"coverage":{"mean_confidence":0.9177398681640625,"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}}