{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002969","490:4900004606","490:4900007426","490:4900002672","490:4900004062","490:4900006188","490:4900004617","490:4900002524","491:4910001684","490:4900004208","490:4900005563","490:4900005295","490:4900007304","490:4900004200","490:4900003112","490:4900004892","490:4900003372","490:4900004615","490:4900003637","490:4900006803","490:4900005550","490:4900003776","490:4900004471","490:4900005192","490:4900002818"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.31451352416412826,0.07032785182662317,0.05112320118739515,0.04460111181513447,0.02874390301721501,0.019768161468636133,0.01545934864830033,0.013986851282988008,0.011865723233850005,0.009519363881933605,0.00931387781129544,0.008770461266152356,0.0064004155672116505,0.0063418883297648165,0.0061260141788316465,0.00550810101746404,0.0052008456039410525,0.004805615418989581,0.004547679409394381,0.0037382955758468047,0.003149169224459425,0.0025625378332102384,0.002491559929507622,0.002076721949414858,0.0020766669109549066],"twin_dists":[0.19753975281039393,0.2992522029253855,0.31671894775444676,0.3239058512875228,0.34602861114339095,0.3638193390817318,0.37504466108766804,0.3795197230002404,0.38676009294326696,0.3962524562603126,0.3971802941485791,0.3997251423102516,0.4128044738682345,0.41317966200549894,0.4145910560265631,0.41889446456818863,0.42119936352896353,0.42435264652128557,0.42653985644594195,0.43422095153733675,0.4408322205496422,0.4486503654105228,0.44970515910368825,0.45648488373918206,0.45648586303635535],"n_dims_used":45,"mean_confidence":0.9000620524088542},"coverage":{"mean_confidence":0.9000620524088542,"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}}