{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003915},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002623","496:4960005248","477:4770003842","477:4770003881","477:4770003944","499:4990000343","477:4770003918","477:4770003947","499:4990001659","477:4770003919","499:4990001198","477:4770003884","485:4850000461","499:4990001662","499:4990000743","499:4990002697","499:4990000835","499:4990000293","499:4990002456","499:4990002121","499:4990001517","499:4990001855","499:4990001196","499:4990001942","499:4990002142"],"twin_admin_codes":[499,496,477,477,477,499,477,477,499,477,499,477,485,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.678471624555187,0.6118677070796429,0.6110930259824254,0.6061475969275829,0.6032553132637029,0.5781447743791713,0.5716640634318927,0.5613551274302755,0.5480705908217346,0.5456010314290669,0.5398353535858028,0.536084042008059,0.534487190184436,0.5236256121451891,0.5229361759269857,0.5227641463721374,0.5209950918638705,0.5209743516758109,0.5199404899770937,0.5197495580461446,0.5188670800251354,0.5176141441022771,0.5169127294540222,0.5147201329786995,0.5125701180701783],"twin_dists":[0.11439467245949354,0.12873165270712783,0.12889754381545707,0.12995651133240457,0.1305758336614654,0.13595706070005156,0.1373484890286205,0.13956541648026285,0.14243047724874125,0.1429642973659861,0.14421228059535576,0.145025593537798,0.1453721418833691,0.14773510714369195,0.14788545676066017,0.1479229793634287,0.14830900578656744,0.14831353331558347,0.14853927611607165,0.1485809774655533,0.1487737661497387,0.14904762036854702,0.14920099811913617,0.1496807784560368,0.15015173181807917],"n_dims_used":45,"mean_confidence":0.9253836737738715},"coverage":{"mean_confidence":0.9253836737738715,"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}}