{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000985","490:4900013087","494:4940008046","490:4900000639","490:4900000257","490:4900012375","490:4900013183","490:4900013119","490:4900000378","490:4900012859","494:4940005559","494:4940008155","490:4900000740","490:4900013118","490:4900013091","494:4940008347","490:4900000859","490:4900013051","490:4900013188","494:4940005908","490:4900000528","490:4900000533","494:4940008248","490:4900000983","490:4900000317"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,490,494,494,490,490,490,494,490,490,490,494,490,490,494,490,490],"twin_sims":[0.5013548592660657,0.09242881858488604,0.07952292676779421,0.053380427196952546,0.04996775495244219,0.04665343720798452,0.04576856882357464,0.04424596506905451,0.04032774735984326,0.03305979161174655,0.031198996984583133,0.026305500365591462,0.025374852001134932,0.023685115777514414,0.02304262199283909,0.022930324765305325,0.02122044893771519,0.020501304701959155,0.018175744494090713,0.016309158706396654,0.016255562722168927,0.01480323684720632,0.01377508784034173,0.013203445593702208,0.013099907038499628],"twin_dists":[0.15261673921627136,0.2834310338040845,0.2922441422541923,0.3144095372857661,0.3179340915395994,0.3215545786223916,0.32255749056954003,0.32432190276751627,0.32910899937770405,0.3391409326185946,0.3420100718843023,0.35032314556597133,0.3520531409577373,0.3553394669403893,0.356642514377365,0.3568734928573611,0.36051763413905674,0.36212709089313516,0.3676924176144213,0.3726301811904821,0.3727791509557208,0.3769900644811968,0.3801971547125153,0.38207288253882343,0.38242028053894256],"n_dims_used":45,"mean_confidence":0.9099998474121094},"coverage":{"mean_confidence":0.9099998474121094,"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}}