{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005285","489:4890005156","489:4890005119","489:4890005190","489:4890005194","489:4890005283","489:4890005118","489:4890005198","489:4890005191","477:4770003321","489:4890005265","489:4890005257","489:4890005120","489:4890005224","477:4770003380","477:4770002144","477:4770003234","477:4770002989","489:4890005268","477:4770002345","477:4770002209","489:4890005345","477:4770003246","489:4890005117","489:4890005162"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,477,489,489,489,489,477,477,477,477,489,477,477,489,477,489,489],"twin_sims":[0.7517348210923339,0.735794534423913,0.694335729025805,0.6653734884958672,0.6474049405951963,0.6455505924028098,0.6341548769484477,0.6263846286629716,0.6137852060465072,0.6104745603717813,0.607581825364222,0.6049792825810939,0.5957703440949221,0.5943163482345742,0.5534085637498546,0.5528954282958358,0.532485618553771,0.5257627762907469,0.5228469063373682,0.5061769939395615,0.5056299788687315,0.4754900061673172,0.45956446956505465,0.4461696316274342,0.44443695215654566],"twin_dists":[0.09811699893853414,0.1017348175645593,0.1109343558524081,0.11723383146564462,0.12110868100437612,0.12150751840985922,0.12395525732818612,0.12562168763429354,0.12832101998794587,0.12902998043497263,0.12964940430779798,0.13020667949261983,0.1321788002875886,0.13249025098680073,0.14127798269552796,0.1413886936627895,0.14580681820921063,0.14726932657583308,0.147904927639719,0.15155511081026252,0.15167540272789237,0.1583626907878482,0.16195052188523917,0.16500256490339424,0.16539984549874973],"n_dims_used":45,"mean_confidence":0.9206843058268229},"coverage":{"mean_confidence":0.9206843058268229,"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}}