{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004978","490:4900005402","490:4900006052","490:4900004848","490:4900008321","490:4900007747","490:4900005793","490:4900005401","490:4900007387","490:4900006036","490:4900005914","490:4900004849","490:4900005781","490:4900009716","490:4900005532","490:4900005534","490:4900006649","490:4900005909","493:4930004307","490:4900002311","490:4900007518","490:4900002634","466:4660001077","490:4900005539","490:4900005399"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,493,490,490,490,466,490,490],"twin_sims":[0.5485762194637669,0.46660788566299105,0.4321619812301718,0.426309499527694,0.41789376183551624,0.4070412303730485,0.38220990427365703,0.3650290736157088,0.355906102610141,0.35036530161955665,0.3339346863650704,0.3312848359137328,0.3126105040972549,0.30619516406909303,0.2930709392516559,0.2913675700683376,0.28102253048919495,0.2774549458062086,0.27614135322755695,0.25968842469869213,0.25404053697848195,0.251792218643653,0.24541046296370836,0.24446518382035876,0.24131367068393192],"twin_dists":[0.14232123106784486,0.16035855123551215,0.16823181355955918,0.16959337291672094,0.17156493873113604,0.174132658980317,0.18012662801198762,0.1843831965677365,0.18668420464078753,0.18809654784256752,0.1923554589823668,0.19305280020994137,0.1980572951696168,0.1998153989424669,0.20347984204402025,0.2039624703026369,0.20693048688168358,0.20796930377522488,0.20835384724868455,0.21326899371021857,0.21500104001536663,0.21569732683092244,0.21769560718910017,0.21799442386167048,0.21899608836588982],"n_dims_used":45,"mean_confidence":0.918096923828125},"coverage":{"mean_confidence":0.918096923828125,"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}}