{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000910","487:4870000914","487:4870001187","487:4870002862","466:4660013086","487:4870000826","487:4870001095","466:4660012981","487:4870001009","487:4870002499","487:4870002354","490:4900012334","487:4870002433","494:4940007721","487:4870000915","494:4940008218","466:4660010993","490:4900003841","490:4900002475","490:4900013067","487:4870001266","494:4940007894","490:4900013176","487:4870002111","487:4870002525"],"twin_admin_codes":[487,487,487,487,466,487,487,466,487,487,487,490,487,494,487,494,466,490,490,490,487,494,490,487,487],"twin_sims":[0.404937338330787,0.2540898035199253,0.2419780918549394,0.18338371174367415,0.17042317478141072,0.15836784301145124,0.1415817001610681,0.14124121123631345,0.13728758647572759,0.13461911156905648,0.13423004149442705,0.13381156384436094,0.13086275975763356,0.12931631743584818,0.12914743534902795,0.1278182673394219,0.11807841785989273,0.11797662513790635,0.11656289498647074,0.11472990435220065,0.1127366728926705,0.10868646542002564,0.10590316235259761,0.10541628597110454,0.10524781255167961],"twin_dists":[0.17463390702849332,0.21498582650473771,0.21878421039101342,0.2392071261531357,0.24432084870193452,0.24933431331697778,0.25680218318864595,0.2569602839353244,0.25881723214627167,0.26009329586867114,0.2602809297942336,0.26048320238170847,0.26192217365537557,0.2626866052028275,0.2627705037449564,0.26343373034620804,0.26846073241057117,0.2685149146018732,0.26927114458392004,0.27026219699253873,0.27135380685725063,0.27361863812282433,0.27521321148463124,0.27549548215761827,0.27559339214491607],"n_dims_used":43,"mean_confidence":0.9116074318109557},"coverage":{"mean_confidence":0.9116074318109557,"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}}