{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002979","499:4990001281","489:4890003496","469:4690000217","469:4690004155","470:4700000964","470:4700001970","489:4890002891","470:4700008182","469:4690000179","479:4790001809","472:4720005450","472:4720001091","496:4960012576","489:4890003352","477:4770000391","489:4890003055","479:4790000124","496:4960012590","470:4700007643","469:4690000315","470:4700005324","470:4700003960","472:4720001041","466:4660000838"],"twin_admin_codes":[489,499,489,469,469,470,470,489,470,469,479,472,472,496,489,477,489,479,496,470,469,470,470,472,466],"twin_sims":[0.6257118880045462,0.6092693110042973,0.596733698779806,0.4721727161335788,0.4688111079118773,0.4504417080347586,0.4488519881525637,0.4482080404068162,0.4385514216601527,0.42986273391439983,0.41485151615471955,0.41014713522686647,0.4000562239524096,0.3979248459305437,0.3969681201167278,0.3780189362128544,0.3751562030062106,0.3500415737051367,0.3496702606717345,0.34705367484557753,0.3443219649048313,0.34310411555790304,0.34028765940731387,0.3319864424659927,0.33160626711158153],"twin_dists":[0.1257658904631234,0.12928806459310424,0.13197246123002115,0.15910662981332568,0.15986228923920923,0.16402552392354386,0.16438868997771294,0.16453593495573823,0.16675380512532856,0.1687658216423907,0.1722817863184073,0.17339477743164713,0.17580133959093822,0.17631313070078283,0.17654326891185163,0.18115614812511496,0.18186257246169266,0.1881794242614737,0.18827453221410015,0.18894625234695453,0.18965038373205825,0.18996525396564867,0.19069572840703902,0.19286786813090873,0.1929680496079557],"n_dims_used":45,"mean_confidence":0.9142818874782986},"coverage":{"mean_confidence":0.9142818874782986,"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}}