{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010355","490:4900008819","490:4900009485","490:4900008822","490:4900009793","490:4900007863","490:4900010279","490:4900010527","490:4900010621","490:4900010277","490:4900009482","490:4900008490","490:4900008607","490:4900008719","490:4900009702","490:4900008631","490:4900009887","490:4900009701","490:4900005478","490:4900010295","490:4900010269","490:4900007963","490:4900009408","490:4900009056","490:4900010182"],"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":[0.23480138564928538,0.1615085909390424,0.1514229066773628,0.10366221719144512,0.09969946425724174,0.09066081730019944,0.08349512164678209,0.07967661298056247,0.07792945428180809,0.07375656554509769,0.06995310846177333,0.06753674973984428,0.05895792902539824,0.05693203348226169,0.056028083146278586,0.0550057010542506,0.053693444151126424,0.05262980183364892,0.05014300041894414,0.04976761500488281,0.048406058065488575,0.04786858838650869,0.04577151044450161,0.04110779764950734,0.039014915189050134],"twin_dists":[0.22109317071791607,0.24800225855343025,0.2523497483334799,0.27652090535713436,0.27888833691001774,0.28457808997758754,0.2894171909982347,0.29213268510440643,0.29341008323337503,0.29655696749174404,0.29955319719695245,0.3015261257549449,0.3090320323741698,0.310934664363487,0.3118016904661233,0.31279635682118595,0.31409571457774965,0.31516836106231366,0.3177482965485227,0.3181469448442302,0.3196142424644288,0.3202029482815362,0.3225541297264154,0.3281256471355051,0.3308008621881497],"n_dims_used":45,"mean_confidence":0.9209047105577257},"coverage":{"mean_confidence":0.9209047105577257,"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}}