{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001164","491:4910001423","491:4910002093","491:4910001103","491:4910001893","491:4910001303","491:4910001833","491:4910002040","491:4910001302","491:4910001659","491:4910002338","491:4910001304","491:4910002683","491:4910002187","491:4910001225","491:4910001482","491:4910001990","491:4910002290","491:4910002139","491:4910001598","491:4910002138","491:4910001481","491:4910001658","491:4910001234","491:4910001773"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.498900068451457,0.49504235697927174,0.41485163068364433,0.3587994439623581,0.331659881498748,0.28623633653993585,0.27142539492833234,0.27028865102492544,0.2658412746831234,0.25380174654909426,0.23450383347475479,0.23114443002869473,0.2257383878407868,0.22191269258079052,0.21972534658298537,0.21360413499688052,0.21255098571251074,0.20813305395912524,0.2013835385623502,0.19411895312637634,0.19138726057531627,0.18717757780441588,0.1744003116433602,0.16675427062965606,0.16638296997833868],"twin_dists":[0.15315825407790928,0.15401076698865407,0.172281759289356,0.18595121397205291,0.19295391767077832,0.20542658311522383,0.20974371563030117,0.21008095083609482,0.21140884789719472,0.21507480507923513,0.22118989047105841,0.22228750010616283,0.22407610240119474,0.22535908840372545,0.2260992806634085,0.22819733256792035,0.22856237471266483,0.23010722593193841,0.2325111746538045,0.23516136018136877,0.23617570075830294,0.23775882985037122,0.24272301135614355,0.2458187489237842,0.24597165696969886],"n_dims_used":45,"mean_confidence":0.8981609768337674},"coverage":{"mean_confidence":0.8981609768337674,"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}}