{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000459","497:4970001147","497:4970001056","497:4970000531","497:4970000401","497:4970000522","497:4970001398","497:4970000469","497:4970000966","497:4970001148","497:4970001143","497:4970000965","491:4910004939","497:4970001238","497:4970001888","497:4970000402","497:4970000242","491:4910004985","497:4970001400","497:4970000810","497:4970000971","497:4970001149","497:4970001076","497:4970001054","491:4910004949"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,491,497,497,497,497,497,497,491],"twin_sims":[0.15215419039876887,0.03904782778508208,0.03724960833155113,0.024578005657612877,0.016097628108477535,0.012970672331001212,0.012873018446263897,0.00800401856645224,0.004977663816741197,0.004356914288733242,0.0040440465960068775,0.004021581977363735,0.0036365723204673612,0.0034762093661276396,0.0023147834337851744,0.002300743633200936,0.0022337664376951907,0.0021713846187428527,0.002094006067974153,0.002013232449337408,0.0020106614182900375,0.0019650600543796746,0.0018358262965652845,0.0014527438002949408,0.0014367203989111346],"twin_dists":[0.2520275154002621,0.33075786325906775,0.33315344392034685,0.35357853029462105,0.3732206529027241,0.3828573200690819,0.38319012447784323,0.40356546853013325,0.42295215987048496,0.42823111200629255,0.4311562837137717,0.4313741525980503,0.43529130083046036,0.4370353820190834,0.45245703429993983,0.45268377658208586,0.45378324775684253,0.454834852560774,0.45617852173653817,0.4576307261373656,0.45767782398139667,0.45852251555633555,0.4610182319674714,0.46950305212976784,0.46990133987421634],"n_dims_used":45,"mean_confidence":0.8946048312717014},"coverage":{"mean_confidence":0.8946048312717014,"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}}