{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010060","490:4900010333","490:4900010332","490:4900010062","490:4900010251","490:4900009345","490:4900009562","490:4900010058","490:4900010057","490:4900010335","490:4900010343","490:4900009957","490:4900008679","490:4900010334","490:4900008918","490:4900010249","490:4900010161","490:4900007789","490:4900010068","490:4900010056","490:4900010504","490:4900008582","490:4900010061","490:4900009955","490:4900009763"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.845432741420206,0.7883506052301782,0.5753070076337929,0.5434524774756402,0.5374102009266731,0.46113501711098787,0.4509561571501994,0.4246330786439232,0.4030377684477297,0.392006473502674,0.3890296073694987,0.3819153708270699,0.3805904859982135,0.3301198058357593,0.32441607585774,0.3148379085540519,0.3052362507864778,0.3018880393649865,0.30184300424815724,0.27750057106152015,0.2204491182610994,0.21307702734579656,0.2042315203792294,0.20209422149682926,0.1869347206621375],"twin_dists":[0.07526148943262996,0.08956865508770774,0.13656615188001883,0.14342907191014115,0.1447379464268193,0.1615948036224417,0.16390810240870646,0.16998480037275168,0.1750874762652799,0.17774090388117353,0.17846284123536585,0.180198802356016,0.1805237921464781,0.1933603575710416,0.19487478799790062,0.19745171145233306,0.20008000100003676,0.20100770195633222,0.20102022065692524,0.20795596734765118,0.22585381460454143,0.2283798857961266,0.23149019120087394,0.23225547539957103,0.2378509184549364],"n_dims_used":45,"mean_confidence":0.8913129170735677},"coverage":{"mean_confidence":0.8913129170735677,"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}}