{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002491","496:4960001985","496:4960003735","496:4960001245","496:4960001361","496:4960002100","496:4960001134","496:4960002767","496:4960002386","496:4960003750","496:4960003332","496:4960001259","496:4960004307","496:4960001249","496:4960002002","496:4960001476","496:4960001607","496:4960002103","496:4960001626","496:4960002763","496:4960002768","472:4720001752","496:4960001599","496:4960003323","496:4960002225"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,472,496,496,496],"twin_sims":[0.8341850125832209,0.7976248347087888,0.7779772761102018,0.7006494771815022,0.6933815555164513,0.6899681790952554,0.6725220016992558,0.6360754528327581,0.629280119919268,0.6283576827168623,0.6051471588297286,0.5925644251381457,0.5652324035048144,0.551944481954639,0.5490791919106403,0.5361337123777694,0.5295538371299585,0.5285070058099666,0.523811055574876,0.5206599843944075,0.5090893887111478,0.5084868622079807,0.5071935974703239,0.5029940105515817,0.5003477486084942],"twin_dists":[0.07820559457257956,0.08733842952949392,0.09202924192695691,0.10954934937916355,0.1111432514751816,0.11188968606008072,0.11568608893312414,0.12354307940861664,0.12500090896752794,0.12519869807243594,0.13017073247323663,0.132865558572338,0.1387310371994151,0.14159390659024737,0.1422125754934491,0.14501481738922473,0.14644411805429688,0.14667185547868064,0.14769467403876188,0.14838216402696142,0.15091523409034843,0.15104753521228134,0.1513316451152177,0.15225555850516687,0.15283881346062614],"n_dims_used":45,"mean_confidence":0.9391886393229166},"coverage":{"mean_confidence":0.9391886393229166,"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}}