{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002126","490:4900001683","490:4900002734","490:4900004549","490:4900004537","490:4900002582","490:4900001987","490:4900002432","490:4900003860","490:4900002431","490:4900001818","490:4900004548","490:4900003992","490:4900004568","490:4900003993","490:4900005629","494:4940005040","490:4900003038","490:4900004419","490:4900002130","490:4900004399","490:4900002889","490:4900001027","490:4900004424","490:4900005108"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.5257541255167919,0.5202061087210613,0.4942669403090368,0.3992275800542658,0.3441871234908147,0.30009382023984915,0.2924254495755174,0.2559637996082069,0.23273713928359596,0.2231797290143469,0.19174845432291515,0.18871916135972958,0.18108050708791784,0.17262540286570732,0.17172604431808094,0.171708693588035,0.17161457510506867,0.1711365916520039,0.16731351484853402,0.16001386217708968,0.15844080382139905,0.15826782362078246,0.15202389469138022,0.14993195288385816,0.1490628977997939],"twin_dists":[0.14727121109827895,0.1484812684531493,0.15418235536813318,0.1760001673728109,0.18968521727959087,0.20150729798537562,0.20366253703037487,0.2144085203661334,0.22176582074685852,0.2249325541895622,0.23604100495913738,0.2371762245875611,0.24009669630851302,0.24343283479845526,0.2437945010448551,0.24380149175165633,0.2438394214368645,0.2440322788151868,0.24558890497311842,0.24863383164837474,0.24930315202863754,0.2493770482282729,0.25208484548057386,0.25301028407251475,0.25339753467298426],"n_dims_used":45,"mean_confidence":0.9200674268934462},"coverage":{"mean_confidence":0.9200674268934462,"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}}