{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940002313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001996","494:4940003323","493:4930006747","494:4940002545","494:4940002763","494:4940003550","494:4940002436","494:4940004147","494:4940003093","494:4940005128","494:4940001519","494:4940002647","494:4940001788","494:4940003784","494:4940003904","494:4940002427","494:4940001790","494:4940001600","493:4930006602","494:4940004021","494:4940003898","494:4940002316","494:4940002092","494:4940003681","494:4940001609"],"twin_admin_codes":[494,494,493,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,493,494,494,494,494,494,494],"twin_sims":[0.8315699386627304,0.7214918537500773,0.7213372439839563,0.7059437830429808,0.6798287459594076,0.6711382769576094,0.6634143562195775,0.6473609922791459,0.6371740927326102,0.6339266060765794,0.6325541300141486,0.5828134306420005,0.5763899495835103,0.5717955430013959,0.5658070653854118,0.5562379358891646,0.5326721704034719,0.5272539353898746,0.5185099507056384,0.5130330242186746,0.5118161616185254,0.5114524764483381,0.5053658034561413,0.5010578085752162,0.4992402455842459],"twin_dists":[0.07887988169264433,0.1049389379989561,0.10497338027088339,0.10838407988444171,0.11409964985274491,0.11598600128171457,0.11765732759005033,0.12111813545803415,0.12330724024007894,0.12400423862510668,0.1242987026065852,0.13495554878749808,0.13633367942490793,0.1373202443975343,0.13860743328227043,0.14066781610778967,0.14576629108084993,0.14694458829713575,0.14885180778004695,0.1500502921770684,0.15031700066075981,0.15039674325362923,0.15173350891944012,0.15268222791811503,0.15308316836878624],"n_dims_used":45,"mean_confidence":0.9187085469563802},"coverage":{"mean_confidence":0.9187085469563802,"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}}