{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003711","470:4700004734","470:4700003696","470:4700004040","470:4700004045","470:4700003703","470:4700003867","470:4700005667","470:4700003537","470:4700004567","470:4700003866","470:4700004030","470:4700004402","470:4700004911","470:4700003374","470:4700004052","470:4700003713","470:4700004034","470:4700003542","470:4700004208","470:4700004071","470:4700004246","470:4700002645","470:4700002315","466:4660005078"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,466],"twin_sims":[0.5565962186487248,0.5415171277318861,0.5382244152556536,0.5377545452040197,0.5285560033203227,0.5065859303511585,0.4977909873648654,0.4484822280207323,0.44815404452153357,0.43597893218018285,0.41025999593042756,0.39084753041806036,0.37519067273309786,0.36729410215139613,0.3640116656869116,0.3601657816528858,0.3554300774681716,0.3553573551698164,0.3435246711417742,0.33833548941325703,0.32549558795461014,0.32436474285978184,0.3196184468063209,0.31891205617239926,0.31041777947477883],"twin_dists":[0.14059058404034247,0.14384800923207697,0.14456141002531087,0.1446632800315152,0.14666119394152438,0.15146520578917885,0.15340315651975178,0.16447322953625626,0.16454828526446133,0.16734783603940553,0.17336801112025202,0.17802165990681845,0.1818540508783241,0.18381643993366759,0.18463834891167702,0.18560612385074327,0.18680509302687867,0.18682356849097986,0.18985645385119929,0.19120394466966695,0.19458703731024346,0.19488848436535292,0.19616012703657412,0.19635028738309726,0.19865585726101626],"n_dims_used":42,"mean_confidence":0.9111001150948661},"coverage":{"mean_confidence":0.9111001150948661,"n_dims_used":42,"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}}