{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008182","490:4900008641","490:4900008192","490:4900009180","490:4900008750","490:4900009287","490:4900008304","490:4900009691","490:4900008977","490:4900009198","490:4900009079","490:4900008753","490:4900011280","490:4900008519","490:4900009179","490:4900009592","490:4900009178","490:4900009086","490:4900009407","490:4900009902","490:4900008307","490:4900008634","490:4900009599","490:4900008195","490:4900010284"],"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":[0.6311633844021114,0.6096406464367052,0.3927321020098809,0.3890131540065402,0.37428416322190927,0.3361891177547156,0.32006149518006305,0.3158826883971872,0.31295328036701264,0.280403949047571,0.27914743931203534,0.27631711535971454,0.27112463089885763,0.2587785498883663,0.25601980024445714,0.2472595977292683,0.23539619342903248,0.229035837376695,0.21961781054610463,0.21621084753779654,0.21511695586435,0.21178131201613468,0.2006009541743984,0.2005862457014822,0.1918154623224849],"twin_dists":[0.12459702654793443,0.12920854986032826,0.17756531608359843,0.178466838622708,0.18207828544374588,0.1917645448523572,0.19604097887304325,0.1971684962695898,0.19796394214346907,0.20711003010235027,0.20747547355153784,0.20830232965722786,0.20983285767725035,0.21354640784854134,0.21439131000465803,0.21711320395317382,0.22090006793134653,0.22298180888748773,0.2261357975385672,0.22729899467318523,0.2276750821091971,0.2288299338939016,0.23279346285822858,0.232798775646015,0.23601603590352752],"n_dims_used":45,"mean_confidence":0.9204540676540799},"coverage":{"mean_confidence":0.9204540676540799,"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}}