{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003072","479:4790003326","479:4790002232","489:4890003803","489:4890003618","489:4890004378","489:4890005442","479:4790002731","479:4790002566","489:4890004008","489:4890005455","479:4790003835","489:4890005458","489:4890005300","489:4890005427","479:4790003845","489:4890004894","489:4890005141","489:4890003621","479:4790003664","479:4790001812","489:4890004704","479:4790003320","479:4790003239","470:4700006703"],"twin_admin_codes":[479,479,479,489,489,489,489,479,479,489,489,479,489,489,489,479,489,489,489,479,479,489,479,479,470],"twin_sims":[0.8227089668481783,0.8081692151875985,0.7640381871801937,0.7536151554791349,0.7441583150771339,0.7225586730441033,0.7180214828905856,0.7139665549202275,0.6965011712332729,0.688676139120227,0.6859090174614082,0.6579621410567714,0.6546466560326314,0.6462017031294137,0.6396949966040916,0.6370082350037648,0.6284258956073003,0.6211696324932054,0.620568756461848,0.6182250241398587,0.6096479509063454,0.6095201184951492,0.6016257403696155,0.5986488541177529,0.5983337337262105],"twin_dists":[0.0811383550915187,0.08476413756265277,0.09528531132303353,0.09768658643644366,0.09984324152911023,0.10470117632651188,0.10571109779018163,0.10661092176829041,0.11045988218603477,0.11217189069238498,0.11277567743310606,0.11883450092864047,0.11954939788606304,0.1213674950511364,0.12276592044107767,0.12334284684367865,0.12518407262375508,0.1267392778291289,0.12686801404934517,0.127370098231676,0.12920698573611084,0.1292343587800409,0.130924784980719,0.13156228805080927,0.13162977558784783],"n_dims_used":45,"mean_confidence":0.9205120510525173},"coverage":{"mean_confidence":0.9205120510525173,"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}}