{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003047},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002286","490:4900005508","466:4660005462","490:4900004427","490:4900002756","493:4930006817","490:4900002439","493:4930006545","490:4900002787","490:4900001272","496:4960008011","466:4660003770","467:4670003636","490:4900000322","478:4780009963","490:4900003189","490:4900003998","478:4780004134","485:4850000083","490:4900002783","494:4940007153","466:4660003888","490:4900007378","494:4940007793","490:4900000693"],"twin_admin_codes":[490,490,466,490,490,493,490,493,490,490,496,466,467,490,478,490,490,478,485,490,494,466,490,494,490],"twin_sims":[0.034901882561430994,0.03362954116881063,0.027875966251633796,0.023812214110150408,0.01796395969956417,0.017079177297627264,0.015304173600238086,0.012842996208834768,0.012792995991278372,0.009637158119983546,0.009504087323727097,0.009030410481606565,0.008805004255106231,0.008418687008535208,0.00829199204279883,0.007088418932792326,0.007024301579597665,0.006905014171599024,0.00630802997133586,0.0058817555367468915,0.005879495657665738,0.00548946411405696,0.005450094178330743,0.005271559460258503,0.005061032367135932],"twin_dists":[0.3364333109019955,0.3382900280947813,0.3475199764499483,0.3550853338233718,0.36822968563419156,0.3705360438038449,0.37549810309889725,0.3832928893619286,0.3834645109914587,0.39572860771287666,0.39632081665543606,0.39849071521304946,0.3995592371119542,0.4014488007298434,0.4020854157639308,0.4086113490149293,0.408986266677402,0.409692047466352,0.4133981377165197,0.4162431730392142,0.41625874538800006,0.4190309165869624,0.41932054979140193,0.42065819347168704,0.4222892387626472],"n_dims_used":45,"mean_confidence":0.9198098076714409},"coverage":{"mean_confidence":0.9198098076714409,"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}}