{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005760","490:4900006517","490:4900006993","490:4900003705","490:4900005107","490:4900004545","490:4900006399","490:4900012771","490:4900002140","490:4900012351","490:4900001136","490:4900003187","490:4900001682","490:4900006628","490:4900006870","494:4940008821","490:4900006509","490:4900005233","494:4940008286","490:4900003574","490:4900006018","490:4900005882","490:4900001152","494:4940007900","490:4900006985"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,494,490],"twin_sims":[0.6066116085893386,0.4310809509310321,0.4032691153694091,0.36889816764235145,0.3492630464771178,0.34064487120879317,0.3293100108005228,0.30441622100225224,0.30012782278683947,0.2992950751955812,0.29562156897462283,0.2940307577740487,0.292253156893624,0.28176712761663814,0.2789591872571258,0.2749501522039843,0.2681529375390207,0.267810458920911,0.2477866730336661,0.23902133617839927,0.23659811896725058,0.23191406225209862,0.22583006679642653,0.2206391802231705,0.2176083126607126],"twin_dists":[0.12985715397530553,0.16848274255885246,0.17503218525148168,0.18341612847328806,0.18837889675775152,0.19060290357065787,0.19357448711420924,0.20030666138981884,0.20149781386784507,0.2017302679885206,0.20276024971194137,0.20320862185894642,0.2037113420111205,0.206714685000749,0.20753031085571133,0.208703529744785,0.21071692696282993,0.21081920238271157,0.21694770927112186,0.2197300126546619,0.22051083788219675,0.22203511887735922,0.22404553504786315,0.2257894448505806,0.22682039611297708],"n_dims_used":45,"mean_confidence":0.9202887641059028},"coverage":{"mean_confidence":0.9202887641059028,"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}}