{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001894","485:4850008036","477:4770001951","477:4770000712","477:4770000603","477:4770000813","477:4770000874","477:4770000814","477:4770001703","485:4850008038","477:4770002015","477:4770000652","477:4770001727","485:4850008014","485:4850007963","477:4770001659","477:4770001890","485:4850008037","477:4770004018","477:4770001595","500:5000000899","477:4770001830","477:4770000873","485:4850007820","485:4850007811"],"twin_admin_codes":[477,485,477,477,477,477,477,477,477,485,477,477,477,485,485,477,477,485,477,477,500,477,477,485,485],"twin_sims":[0.9486542819467464,0.756733131550873,0.7526932377172096,0.7152718210098018,0.6870791059661158,0.6809267815378215,0.6616563236170401,0.6564786685876134,0.6189036232285029,0.5983736102845595,0.5854854644770537,0.5735562675994561,0.5601548025827732,0.5426082434679079,0.5402481551618608,0.5396199538103293,0.5389120472436364,0.537124913481214,0.5329216061802958,0.5313276322338425,0.5275451650538687,0.5261191492676373,0.5235239685470805,0.5173837567870745,0.5165584569237934],"twin_dists":[0.0421685656469521,0.09697104872401652,0.09789771744653016,0.10632154723961368,0.11252046256597864,0.11386082224124382,0.1180371201623208,0.11915445638322635,0.12722473433682902,0.13162123540148093,0.1343826228020079,0.13694206800289227,0.13982387673231855,0.1436117863146035,0.14412284834497158,0.14425895145068907,0.14441235910432054,0.1447998142065554,0.1457121074147469,0.14605844882061023,0.1468811891144583,0.14719169870895576,0.14775727035615824,0.14909799343171845,0.1492784857391194],"n_dims_used":45,"mean_confidence":0.9222361246744791},"coverage":{"mean_confidence":0.9222361246744791,"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}}