{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012971","490:4900012386","490:4900012795","490:4900012655","490:4900012513","490:4900012317","490:4900012441","490:4900012449","494:4940006979","490:4900012603","490:4900013081","490:4900013123","490:4900012460","490:4900013195","490:4900012796","490:4900012870","490:4900012514","490:4900012660","490:4900012586","490:4900012663","490:4900012590","490:4900000256","490:4900012929","490:4900012373","490:4900012928"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.30694150853877356,0.1982931654095635,0.17025397625492808,0.15037799319950584,0.13440850874465998,0.12467280572442732,0.12198375963549475,0.10111301723096229,0.10048808657103496,0.09765414961750499,0.07582822945040066,0.07547393442403293,0.07048437532579102,0.06661440542764424,0.06542360901739523,0.0564986604292206,0.05429346148987461,0.046035771249496066,0.04557204111452348,0.04494628203385787,0.043166788493896074,0.04269091473833874,0.04158476542723678,0.04108615907924757,0.038085374414576434],"twin_dists":[0.19960978409040303,0.23363035642413676,0.24438941486215854,0.25281217046935456,0.26019481109676207,0.2650243194235246,0.2664084660949714,0.2780355502526335,0.2784114086243969,0.280139186486287,0.2949772208115253,0.29524489895550965,0.299126868421089,0.3022943806323772,0.3032991739682848,0.3113489050732742,0.31349836850007967,0.3222529437720093,0.3227824373085831,0.32350414299043934,0.3256035953852487,0.3261773457325348,0.3275320963383206,0.3281527121512743,0.3320281309093501],"n_dims_used":45,"mean_confidence":0.911356692843967},"coverage":{"mean_confidence":0.911356692843967,"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}}