{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000326","477:4770001718","477:4770000085","500:5000001899","477:4770001662","500:5000002016","479:4790000058","477:4770003611","500:5000001278","477:4770002264","485:4850006750","485:4850007045","477:4770002332","477:4770001269","477:4770001717","477:4770001139","477:4770001494","496:4960005330","499:4990003347","477:4770001768","473:4730000874","477:4770000422","500:5000003124","477:4770001661","499:4990000347"],"twin_admin_codes":[477,477,477,500,477,500,479,477,500,477,485,485,477,477,477,477,477,496,499,477,473,477,500,477,499],"twin_sims":[0.8062444510069373,0.6412951890115198,0.5694695631267139,0.5361049397077104,0.531563465558234,0.48702334852295426,0.4352621909288608,0.43221581628255057,0.43192595934142924,0.42797219268709535,0.4160520698757424,0.4157459189383697,0.41162179465263365,0.4077819677333137,0.3976901750068499,0.390944654355014,0.3907706685352596,0.38988312806448167,0.3679073106290886,0.36404941298271737,0.3625481349265829,0.3574317769226734,0.35510433636518707,0.3538300636629717,0.3513482540192408],"twin_dists":[0.08523730840713896,0.12242217659684881,0.13782001827345464,0.14502105968967144,0.14600719294890388,0.15578911280326324,0.1675135910601695,0.16821932399721984,0.16828657731573476,0.16920577902143055,0.1719986297558386,0.17207080351708595,0.17304529766285268,0.1739564539804038,0.17636955677861674,0.1779981165428651,0.17804029357985368,0.17825558501919686,0.18366330432244501,0.18462887596808883,0.18500601592785754,0.18629731457367338,0.1868878644164166,0.1872120374508676,0.18784515084350545],"n_dims_used":45,"mean_confidence":0.9198703342013889},"coverage":{"mean_confidence":0.9198703342013889,"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}}