{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002172","480:4800002340","470:4700005500","480:4800002220","480:4800002356","480:4800001667","466:4660004543","466:4660004454","470:4700004878","480:4800002203","470:4700004013","493:4930006156","480:4800001954","466:4660005072","499:4990000443","493:4930004405","466:4660002661","480:4800001506","480:4800003859","466:4660005165","480:4800001444","499:4990000281","480:4800002068","480:4800001856","466:4660004548"],"twin_admin_codes":[480,480,470,480,480,480,466,466,470,480,470,493,480,466,499,493,466,480,480,466,480,499,480,480,466],"twin_sims":[0.5629141617998142,0.5471683645050558,0.4621756470185817,0.4594765043119607,0.42986881001938226,0.4141780836178849,0.34690991025121987,0.3424114546095652,0.29473365146237357,0.2725317960435491,0.27173330414778313,0.2524958352456275,0.245183954115427,0.23481621741422742,0.2292303660460764,0.22759916450526183,0.22492545659120886,0.22063664628558047,0.21898474963898806,0.21669355956793313,0.21666458322707915,0.21383402984336763,0.2122147608481312,0.21066911518987264,0.2067761378119209],"twin_dists":[0.1392298273052989,0.1426254546632967,0.1613593445374582,0.16197045820035735,0.16876440891809216,0.17244077350769543,0.18898323620141244,0.19014460425343457,0.20301033414823721,0.2094163174215178,0.20965251892336123,0.21547899831808118,0.2177671423032105,0.22108835173308172,0.22291757908007506,0.22345729253377045,0.22434750923814925,0.22579030279470466,0.22635101444901004,0.2271334425879713,0.22714337337552837,0.2281178084637776,0.22867917460059925,0.22921773041782487,0.23058618366190187],"n_dims_used":43,"mean_confidence":0.92095068998115},"coverage":{"mean_confidence":0.92095068998115,"n_dims_used":43,"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}}