{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001571","490:4900002190","490:4900001051","490:4900004185","490:4900001331","490:4900001165","490:4900002032","490:4900001572","490:4900003755","490:4900001080","490:4900003895","490:4900001708","490:4900001848","490:4900003896","490:4900002343","490:4900002193","490:4900002178","490:4900001710","490:4900001722","490:4900001470","490:4900002767","490:4900001201","490:4900001202","490:4900004149","490:4900001584"],"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":[0.8483891877811666,0.7374287584148957,0.7152810625044563,0.7088585959415923,0.6838971422469311,0.6697373007820427,0.6297753487831433,0.6143251382667634,0.6142743288069273,0.6065344105182908,0.6050792343312738,0.6021444035435325,0.5938724638473349,0.5852131708631392,0.573571342037375,0.570243427227981,0.5618269438803437,0.5486359532398248,0.542421925543971,0.5395834862104744,0.5385758828456324,0.5152865417485869,0.4863758208937606,0.4752428112119623,0.4690735271104992],"twin_dists":[0.07447501849858233,0.10136631669422004,0.10631949749909696,0.10774092112177229,0.11321416874702664,0.11628949291161128,0.1248947124819323,0.12820538813460727,0.1282162695962523,0.1298736841536236,0.1301852770101417,0.13081371877369535,0.1325853382569311,0.13444099857011255,0.1369388307596415,0.1376537165479016,0.13946384287233207,0.1423083260966575,0.14365211735752298,0.1442668532661433,0.14448522144117956,0.14955678991766852,0.15593309451666681,0.1584180678634324,0.1598032340480415],"n_dims_used":45,"mean_confidence":0.9170455932617188},"coverage":{"mean_confidence":0.9170455932617188,"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}}