{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006443","490:4900007530","490:4900005811","490:4900006666","490:4900004472","490:4900006929","490:4900007653","490:4900007531","490:4900004881","490:4900005032","490:4900004195","490:4900003772","490:4900004471","490:4900006670","490:4900006447","490:4900005036","490:4900002966","490:4900004053","490:4900005555","490:4900007283","490:4900003242","490:4900007165","490:4900004608","490:4900004209","490:4900007425"],"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":[0.3750590253727326,0.2854753579727197,0.25680818794870186,0.24917766468022312,0.20419446908609967,0.20158055720415333,0.1572231537134171,0.12290081432342936,0.12269025211896885,0.10278137957477852,0.09554702013324583,0.09330862132998058,0.09271728342656531,0.09097365663705094,0.08412707955493115,0.08116557980062798,0.07841175593132363,0.07464635553333061,0.07401532417500875,0.07205151953799963,0.07195586561945698,0.07013396404160699,0.069812534224802,0.06904854285077217,0.06878782081883218],"twin_dists":[0.18188659871860985,0.2056450500829548,0.21414927164885084,0.21651203757963963,0.2315034109342183,0.23244022649554252,0.24982458159183496,0.2659338389860768,0.2660425774676436,0.2770409475738798,0.2814495385492676,0.28286667931827364,0.28324553073545594,0.28437384301254165,0.28897740426052193,0.29106167934499444,0.2930551782914958,0.29587412567476856,0.29635770803435146,0.29788427954917823,0.29795949262412075,0.29940777079621306,0.29966644429931266,0.30028517798265303,0.3004976025047759],"n_dims_used":45,"mean_confidence":0.8976150512695312},"coverage":{"mean_confidence":0.8976150512695312,"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}}