{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004277","489:4890004448","489:4890005143","489:4890005152","479:4790001748","472:4720003966","489:4890004092","472:4720004723","469:4690007257","479:4790000925","472:4720005999","489:4890004188","479:4790003501","489:4890003942","489:4890004992","489:4890004837","479:4790002988","489:4890004736","477:4770001338","469:4690000575","489:4890005301","472:4720004860","477:4770002841","469:4690006903","469:4690005728"],"twin_admin_codes":[489,489,489,489,479,472,489,472,469,479,472,489,479,489,489,489,479,489,477,469,489,472,477,469,469],"twin_sims":[0.4642178694572551,0.4594322616431206,0.42649624722652657,0.424408690685486,0.4232215738195421,0.40181406332293734,0.3713242172277822,0.36445523241631095,0.35670593698114306,0.34176151516298575,0.33079015912587545,0.3294969815828202,0.32096038699762475,0.31425002360319554,0.3023243708411299,0.292994118424573,0.29021235704058884,0.2860665847384858,0.2846814109508341,0.28031042035897696,0.2792957513845501,0.2792942709580545,0.2770127485201012,0.27667383315651145,0.2657703000493929],"twin_dists":[0.1608978002618487,0.16198048580855032,0.16954980871692624,0.17003724139075485,0.1703148714827872,0.17538017505193837,0.1828123263822856,0.18452706410556352,0.18648127134159156,0.1903130687742707,0.19318331785435905,0.19352502181732228,0.1957995255351528,0.1976113076060094,0.20088646836945515,0.20350157237089836,0.20429074039329637,0.2054752863725448,0.2058733553545679,0.2071371976999498,0.20743228649151818,0.2074327175086746,0.20809862903398174,0.20819783374010284,0.21143015092734738],"n_dims_used":45,"mean_confidence":0.9165570576985677},"coverage":{"mean_confidence":0.9165570576985677,"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}}