{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008442},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010652","490:4900010653","490:4900008441","490:4900009825","490:4900009727","490:4900010401","490:4900010488","490:4900011241","490:4900011242","490:4900012106","490:4900007890","490:4900010904","490:4900012107","490:4900010412","490:4900011310","490:4900009828","490:4900006677","490:4900012173","490:4900009726","490:4900012171","490:4900010402","490:4900011309","490:4900010572","490:4900008548","490:4900010738"],"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":[0.40074984071354786,0.29012263704884755,0.1710907880320257,0.11775691700353384,0.0990514568786782,0.06528380265139315,0.054253833297018765,0.053934928748573106,0.05147184099478082,0.051103129820098014,0.04074172090877706,0.034934473244552684,0.029431424522157783,0.027586018008722683,0.024267115720756537,0.020416573666432042,0.018381782955134502,0.018216188858170463,0.01754649340438078,0.017148065543957706,0.016678883240671395,0.01641339374612794,0.012527841170029433,0.012264871507730339,0.009955753686330247],"twin_dists":[0.1756350545109273,0.2043162681317298,0.24405077997707061,0.2686319829504471,0.2792824428004019,0.303418119520746,0.3135376511228997,0.31385464313841027,0.3163567845802818,0.3167398601360196,0.3285851544477179,0.33638651359838456,0.3448744718610502,0.34802709581064545,0.35418528152613815,0.3623199459677572,0.36717495998315597,0.3675904396580664,0.36930518544278046,0.3703527581588199,0.37161409136983076,0.37234168781665133,0.38438468316139496,0.38531447249972706,0.39433986440803376],"n_dims_used":45,"mean_confidence":0.8878857930501302},"coverage":{"mean_confidence":0.8878857930501302,"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}}