{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000949","477:4770001134","477:4770001010","477:4770001189","477:4770001133","477:4770001135","477:4770001364","477:4770000947","477:4770000948","477:4770001199","477:4770001138","477:4770001063","477:4770001245","477:4770001480","477:4770001478","477:4770000888","500:5000002116","500:5000001565","500:5000002000","477:4770001244","477:4770001243","477:4770001074","500:5000001894","477:4770001002","477:4770001003"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,500,500,477,477,477,500,477,477],"twin_sims":[0.9465038940564995,0.9143630736679792,0.8938874028291892,0.8866570340517074,0.8791402328794254,0.8192346830780051,0.8171621065634311,0.8016317286165089,0.7944293626409649,0.7884178375774532,0.7607575963802521,0.7541315719668035,0.7365379473899825,0.7187315410944389,0.7075770074242048,0.7037764559787276,0.6888200591894045,0.671632106771016,0.669412924297809,0.6685371097685745,0.662490366680558,0.6548332136764732,0.6507782987360771,0.6421693531847283,0.6374598632553136],"twin_dists":[0.04306673803439542,0.05495626321597978,0.06151595524294001,0.06370394036807694,0.06591967827734775,0.08201338652977008,0.08253271516747353,0.0863652583130653,0.08811028370335376,0.0895525941488451,0.09604400630450535,0.09756823388050459,0.10156724992061812,0.10555326642916545,0.10802385114542461,0.10886155252481275,0.11214046495773548,0.11587898543725007,0.11635973964468571,0.1165493637447775,0.11785696651370203,0.11950918941498855,0.12038268621337692,0.12223434870867256,0.12324588818442438],"n_dims_used":45,"mean_confidence":0.9220318264431424},"coverage":{"mean_confidence":0.9220318264431424,"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}}