{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004373","490:4900004374","490:4900004522","494:4940008947","490:4900002102","490:4900003549","490:4900003822","490:4900002852","490:4900004391","490:4900004099","490:4900004518","494:4940008946","490:4900004238","490:4900003820","490:4900002714","490:4900002854","490:4900004517","490:4900003824","490:4900002856","490:4900001940","490:4900002721","490:4900002720","490:4900004239","490:4900004516","490:4900003540"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.45041435090495696,0.1051935035092581,0.07310497320173032,0.07089350730886149,0.044260371429538835,0.03782573575679558,0.03472441889897259,0.03420084519283439,0.03382332707319215,0.0327582358077415,0.030915950737478486,0.028905935205529,0.028527860716636003,0.028305201642519064,0.028211523188626283,0.027862178833248274,0.026961849849378657,0.02617275202927791,0.023429866360271057,0.02319122359134529,0.02196095816162286,0.02171674851343969,0.021574421217046846,0.020871611273426762,0.01968619091517411],"twin_dists":[0.16403176950840107,0.275624980364256,0.2970612468753246,0.2988003237887879,0.3243049713756211,0.3323754602072558,0.3366887873619143,0.33744905537650977,0.33800341537262363,0.33959637331157777,0.3424592493693778,0.34575449028533406,0.3463961771772532,0.34677751262363116,0.3469387215001988,0.3475439876221566,0.3491345276282021,0.35056665096522016,0.3558534280424528,0.35633835951600124,0.3589092221633149,0.35943437168787734,0.35974280567676514,0.3612923063103087,0.36401193210280713],"n_dims_used":45,"mean_confidence":0.9263220893012153},"coverage":{"mean_confidence":0.9263220893012153,"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}}