{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012652","490:4900012229","490:4900011070","490:4900012511","490:4900011563","490:4900004881","490:4900007161","490:4900005829","497:4970000213","490:4900006924","490:4900011562","490:4900012654","490:4900005562","490:4900006443","490:4900011646","490:4900007428","490:4900012162","490:4900010135","490:4900012297","490:4900011763","490:4900006558","490:4900011890","490:4900004891","490:4900010749","490:4900008103"],"twin_admin_codes":[490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.04256600839137643,0.02999887444513584,0.0284769406937191,0.026906260278138812,0.026893766200861476,0.025127906179680155,0.02479500741572782,0.02332355159604221,0.0228817182010348,0.022446608794923044,0.021527110302247233,0.019198996840865613,0.018527174591884226,0.017787839549563304,0.016795872056824066,0.01530485638429176,0.01315294257521008,0.012971972957337033,0.012356492854213297,0.012335050421088116,0.011729545786226087,0.010445209487805775,0.010191900716070334,0.010133131694237315,0.010054522555582248],"twin_dists":[0.32632883372742433,0.3439391980989723,0.3464831587674407,0.3492342252097381,0.3492566572434109,0.3525213834181414,0.35315893946913773,0.3560689323785733,0.3569737736621392,0.35787978310141744,0.3598457238975117,0.3651712740483129,0.366812859817617,0.3686807179426181,0.37129669663207815,0.37549609906574194,0.3822420307161987,0.3828529025185632,0.38498853626152013,0.38506462369140326,0.38726317490538925,0.39228166232501066,0.3933358542447746,0.3935837652099187,0.39391738043633606],"n_dims_used":45,"mean_confidence":0.8896730211046007},"coverage":{"mean_confidence":0.8896730211046007,"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}}