{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004886},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004375","470:4700005657","466:4660002444","469:4690001163","470:4700004103","466:4660002541","469:4690001273","496:4960008331","480:4800002017","466:4660002363","490:4900004725","469:4690001538","472:4720000938","496:4960008328","469:4690005298","490:4900008762","480:4800001464","470:4700004881","490:4900005278","470:4700003654","488:4880006087","477:4770003584","466:4660002533","480:4800001398","469:4690001357"],"twin_admin_codes":[470,470,466,469,470,466,469,496,480,466,490,469,472,496,469,490,480,470,490,470,488,477,466,480,469],"twin_sims":[0.48030108269628247,0.35149502238235075,0.3447061740723853,0.327097375075024,0.2973835976892986,0.2624505045851932,0.24780727807123934,0.24584217201013076,0.2424067877561695,0.2376296179051187,0.23536206509327548,0.2283064373263071,0.22186554889768936,0.22097789310916255,0.22032239582213997,0.21596714033394565,0.2140098805560625,0.2112568128728456,0.21087086357940565,0.20837323615849698,0.2077526279881713,0.20657077911799085,0.20633784680414763,0.20604011671746836,0.19984422853114506],"twin_dists":[0.15728675685150098,0.18780764533828362,0.18955117077716185,0.19416104406973675,0.2022652772124694,0.21243057940243493,0.21694124415240287,0.21755938423575455,0.2186477030252666,0.2201778270795923,0.22091113896369147,0.22322296500361957,0.22537499014906776,0.22567482225183527,0.22589675331444378,0.22738267165564505,0.22805701804008352,0.2290126416587943,0.2291472825970048,0.23002266952240819,0.23024129149756514,0.2306588568814688,0.23074134772260754,0.2308468787850249,0.23306714571125273],"n_dims_used":43,"mean_confidence":0.9078216552734375},"coverage":{"mean_confidence":0.9078216552734375,"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}}