{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007644},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007032","491:4910003104","491:4910002306","491:4910003094","491:4910003057","480:4800002456","491:4910003056","492:4920001162","491:4910003048","492:4920000187","490:4900007281","480:4800002758","490:4900007035","491:4910003099","491:4910002411","491:4910002709","492:4920000290","491:4910002854","491:4910002860","480:4800000076","491:4910002958","491:4910002156","492:4920000082","490:4900007402","492:4920001911"],"twin_admin_codes":[490,491,491,491,491,480,491,492,491,492,490,480,490,491,491,491,492,491,491,480,491,491,492,490,492],"twin_sims":[0.12561135237319146,0.049685268503964784,0.035391629610030756,0.02196150139582796,0.021225642434849746,0.02060748559815126,0.01796342806541084,0.017824223935139803,0.01658823984551099,0.014710377349121579,0.014166082894183465,0.013872585128903112,0.013647870502446693,0.01308609055056349,0.013014989865747468,0.01257961082824554,0.011268071047800518,0.009359457813930093,0.009291433780184452,0.008922475678621002,0.008176097654938262,0.007401128404863518,0.007211508618797944,0.007172925113858175,0.007041465160717964],"twin_dists":[0.264546561251497,0.318234729354031,0.3357339619443899,0.35890805965992023,0.36050618480398,0.36188639222629376,0.3682310412771519,0.3685872203576809,0.3718613565971509,0.3772715078824592,0.3789533998707563,0.3798841265579679,0.380608559207973,0.38246682188338327,0.3827070168728822,0.3842036795869871,0.3890074618219613,0.39697291900888826,0.39728274088159504,0.39899936030152555,0.4026754363895258,0.4068253917307056,0.40790006347912,0.4081218401273931,0.4088856043138753],"n_dims_used":45,"mean_confidence":0.8960713704427083},"coverage":{"mean_confidence":0.8960713704427083,"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}}