{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001610","491:4910001176","491:4910001611","491:4910000978","491:4910002049","491:4910003363","491:4910001547","491:4910002151","491:4910001787","491:4910001788","491:4910002418","491:4910001676","491:4910001948","491:4910001897","492:4920004589","491:4910001437","491:4910001898","491:4910001843","491:4910003367","491:4910002716","491:4910001229","492:4920002602","491:4910001110","491:4910003143","492:4920006025"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,492,491,491,492],"twin_sims":[0.18521191842988052,0.14493263870238265,0.1381737764573004,0.13174337777547135,0.06130581037058553,0.04761030192701679,0.042987451528541346,0.040837853087567,0.04026194502841518,0.03841823151111953,0.0347654040147297,0.03378433302568761,0.030532726234904235,0.021850090734028875,0.020978384923626695,0.02043446481478442,0.01896863516941483,0.01574994808161874,0.015038403271745666,0.014751038183623576,0.013842157587008418,0.013829384612410626,0.012534378220594682,0.010958307330693128,0.009687576069220214],"twin_dists":[0.23850660923681138,0.2552611075869798,0.2583975655677253,0.2614899104580709,0.30689320215056254,0.32048782342090787,0.32581919030660667,0.32846415113050137,0.32919268379526184,0.3315857759911269,0.3366296867245493,0.3380609755443773,0.3430730482979238,0.3591469995125044,0.3610540020341979,0.36227916617358924,0.36572842154141305,0.3742061596944523,0.37628420839017157,0.3771480787483931,0.37998160913786966,0.38002258710489817,0.3843617909960823,0.39021426541404763,0.3955061359134507],"n_dims_used":45,"mean_confidence":0.8989573160807292},"coverage":{"mean_confidence":0.8989573160807292,"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}}