{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001134","477:4770000950","477:4770001063","477:4770001364","477:4770001133","477:4770000947","477:4770000949","477:4770000948","477:4770001480","477:4770001419","477:4770001245","477:4770001135","477:4770001010","477:4770001199","477:4770001244","477:4770001074","477:4770001365","477:4770001537","477:4770000768","477:4770000837","477:4770001420","477:4770001002","500:5000001279","477:4770001243","477:4770001138"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,477],"twin_sims":[0.8878935020690635,0.8866570340517074,0.886175349812193,0.8829051061500949,0.8750453728780099,0.871986237872496,0.8687454874455365,0.8529777921311018,0.8184818225995935,0.7855180952225839,0.7844060680971877,0.7771358455165254,0.7690274940753498,0.7676951281108703,0.7149687543194178,0.7095030222270086,0.7083270304813635,0.7056999770983424,0.704194504355645,0.6941472499220421,0.6932535434528265,0.6848691012501918,0.6813126921671553,0.6673925915625125,0.6673892750988012],"twin_dists":[0.06333388285505685,0.06370394036807694,0.06384766014754924,0.0648170118759388,0.06710365769542545,0.06797825634455763,0.06889595542504603,0.07324316977795906,0.08220225912822525,0.0902439461210508,0.09050834563406576,0.09222736769489923,0.0941260465041974,0.09443627445396448,0.10638875946390354,0.10759856691250348,0.10785830015575057,0.1084378231082247,0.10876950339839098,0.11097562766025466,0.11117126892257048,0.11300238040799972,0.11377685752495227,0.11679707498437608,0.11679779262883952],"n_dims_used":45,"mean_confidence":0.9222650316026476},"coverage":{"mean_confidence":0.9222650316026476,"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}}