{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001577},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001394","499:4990002993","499:4990001861","499:4990001389","499:4990001574","499:4990002465","499:4990002199","499:4990001393","499:4990002024","499:4990001762","499:4990001932","499:4990002380","499:4990001939","499:4990002630","499:4990002037","499:4990002539","499:4990001398","499:4990001482","499:4990001850","499:4990002620","477:4770003956","499:4990001941","499:4990001002","499:4990002029","499:4990001476"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,477,499,499,499,499],"twin_sims":[0.9532793155139291,0.9254622287915416,0.8905905803400309,0.8791966881186607,0.8664241962727545,0.8649138822881722,0.8583415175097231,0.8450701967214385,0.8437868658666905,0.8391797862094732,0.8368676034658304,0.8240508926766822,0.8119941385692288,0.8088861382630874,0.7966342444062495,0.7881326238126337,0.7851988777245973,0.7846102821145723,0.7834294829537058,0.7782129659872822,0.776867431113064,0.7733750885828464,0.7678230016600356,0.7675032199901889,0.7634327850281281],"twin_dists":[0.040176091698303405,0.05111908637721561,0.06252089910968238,0.06590324519991772,0.06954791680971734,0.0699697724711039,0.07178505382519118,0.07535755625548365,0.07569696246791993,0.07690726077711005,0.07751002560745322,0.08079883974678251,0.0838192991906031,0.08458750695361304,0.08757809863996152,0.08962071765195075,0.09031988526213473,0.09045982085356716,0.09074021468232835,0.09197370764714057,0.0922905249270276,0.09311033615087372,0.09440652129832901,0.09448091865546303,0.09542552917858174],"n_dims_used":45,"mean_confidence":0.9274897257486979},"coverage":{"mean_confidence":0.9274897257486979,"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}}