{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001958","496:4960001462","496:4960002888","496:4960003033","496:4960003578","496:4960001701","496:4960002081","496:4960003020","496:4960002206","496:4960003174","496:4960003981","496:4960003028","496:4960003986","496:4960003021","496:4960003172","496:4960003715","496:4960003429","496:4960001957","496:4960003019","496:4960002320","496:4960002747","496:4960004287","496:4960001956","496:4960003987","496:4960002203"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8493166531816569,0.8246299973758944,0.7422657761335936,0.741835386977161,0.7314767565747272,0.7108946790228632,0.6860727389853791,0.6802150483409419,0.6779040969108534,0.6768901640302966,0.6722097122256132,0.6245737628248142,0.6166074416027514,0.6164751545304935,0.6146978580966201,0.6135050353514389,0.6132591570818261,0.6096179593793875,0.6072503681170641,0.6018002287596697,0.5958254130509858,0.589335276753839,0.5779764107562668,0.5719640957253417,0.5659366041682198],"twin_dists":[0.07422714750567089,0.0806520526988079,0.10027250974558094,0.10037002723247473,0.10270597859563063,0.10729094675973765,0.11273997577096793,0.11401564047051234,0.11451799569061867,0.11473824900331649,0.11575378932733925,0.12600982581722722,0.1277165785474924,0.12774491252072512,0.12812556493448526,0.12838102033979085,0.12843367621955393,0.1292134078949995,0.12972037835042233,0.1308874199834489,0.13216700487446334,0.1335574602730157,0.13599319029774873,0.13728403665973676,0.13857957293306378],"n_dims_used":45,"mean_confidence":0.9447013007269965},"coverage":{"mean_confidence":0.9447013007269965,"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}}