{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010779},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010450","490:4900010876","490:4900010274","490:4900010451","490:4900010956","490:4900011022","490:4900011031","490:4900010265","490:4900009270","490:4900010175","490:4900010536","490:4900011257","490:4900010693","490:4900010953","490:4900010955","490:4900010357","490:4900010452","490:4900004934","490:4900012057","490:4900011323","490:4900007697","490:4900008931","490:4900005478","490:4900009678","490:4900010957"],"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":[0.7775915878929092,0.6322062918459037,0.44486524690429574,0.417318076222766,0.36510760541624243,0.3344756526752502,0.3291020668736786,0.3267299783739682,0.2948396763985342,0.27594379255177526,0.22305367837790144,0.19320443247860666,0.15614683619334543,0.1518553377709975,0.15081147044397689,0.14331938005732578,0.13826315835261857,0.13730453696803696,0.10698550945538546,0.10432128672163546,0.10246196508152051,0.0995749123829267,0.09910106280269121,0.09832758206023993,0.0937321243481173],"twin_dists":[0.0921200835091654,0.12437332165965878,0.1653015881544456,0.17170041602529482,0.18436351675707197,0.19221346803780984,0.19362951924238297,0.1942586505502849,0.20298044856704017,0.20841177814546016,0.22497491531147928,0.23549982996041544,0.25028794812343946,0.2521590640593813,0.25262005090749684,0.2559996940864285,0.2583553494536916,0.25880918604505404,0.2745893061373694,0.27613404215836906,0.2772303873405397,0.27896393091332466,0.2792522021226449,0.2797250866275032,0.2825965172538185],"n_dims_used":44,"mean_confidence":0.9173831939697266},"coverage":{"mean_confidence":0.9173831939697266,"n_dims_used":44,"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}}