{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660004983","490:4900008406","490:4900010114","490:4900010088","490:4900009076","466:4660004809","490:4900008176","490:4900011352","490:4900011425","490:4900011283","490:4900003835","490:4900011685","490:4900012562","490:4900011353","490:4900003696","490:4900011484","490:4900011356","490:4900011877","490:4900011880","490:4900010814","490:4900006282","490:4900003824","490:4900009088","490:4900010475","490:4900011209"],"twin_admin_codes":[466,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.296992766511383,0.23361127048616132,0.16016004331329278,0.10327786733179518,0.09249986482816284,0.08381793712844746,0.0810150512041282,0.06375442842881845,0.06012316457778955,0.059424364724674494,0.05483231310706785,0.0541094942500763,0.04983731727363363,0.0477494197563805,0.04732484548677467,0.047154783304736186,0.04611168221242999,0.042524579432271906,0.03797325538007054,0.03588364401974014,0.03292722179949263,0.032616277085262574,0.030853830417180924,0.03028792991095988,0.029942597461780265],"twin_dists":[0.20237491654847317,0.22148050274567196,0.24857187655620733,0.2767473982074428,0.2833853037003779,0.28919220926767586,0.2911692348326751,0.3047330773327952,0.30796196402201054,0.30860162073069497,0.3129665587410893,0.3136809327562408,0.3180727341104153,0.320334224429431,0.3208041720740936,0.3209933975705334,0.3221666935585874,0.32637916191410377,0.3321778702977441,0.33503961334236604,0.33934071460732496,0.3398120141831869,0.34255830148477484,0.34346859424120024,0.34403127303371583],"n_dims_used":45,"mean_confidence":0.9116590711805556},"coverage":{"mean_confidence":0.9116590711805556,"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}}