{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000979","497:4970001904","497:4970000365","497:4970001332","491:4910005949","497:4970001161","497:4970001902","497:4970001728","497:4970000825","497:4970000672","497:4970000250","497:4970000476","497:4970001251","497:4970001416","497:4970001331","497:4970000821","497:4970000819","497:4970000896","497:4970000826","497:4970001571","497:4970000539","497:4970001820","497:4970001068","497:4970000307","497:4970000249"],"twin_admin_codes":[497,497,497,497,491,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.20171048792922427,0.04897103759394795,0.03171124425169025,0.02780734297586918,0.027326616820103608,0.026370207710101377,0.026066072131149226,0.023738605917709626,0.02331833917977144,0.022110483840964947,0.021537391827476354,0.021233256861107132,0.0199600799263134,0.019753348988345163,0.018731106311653003,0.01867909498531534,0.017631474093139924,0.016112254077387755,0.016094926319264753,0.014792615083845098,0.014728549911433951,0.014643621447604956,0.014635079300713831,0.014071649874814521,0.013806020456832718],"twin_dists":[0.23239346338571482,0.3190012586667452,0.34120595805001747,0.34763958708874665,0.3484846917084987,0.3502048344336163,0.3507631114526575,0.35523236977401573,0.3560795200412136,0.3585901812872403,0.35982334117185016,0.3604894028110008,0.3633711303764722,0.36385408993223384,0.36630912990220654,0.3664371453052036,0.36908444981303146,0.3731796068459812,0.3732282387419116,0.37702217853128606,0.3772163065329595,0.3774748043468829,0.37750087728461584,0.379250988998582,0.3800976300306935],"n_dims_used":45,"mean_confidence":0.8972215440538195},"coverage":{"mean_confidence":0.8972215440538195,"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}}