{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005312","489:4890005387","489:4890005442","489:4890005455","489:4890005427","479:4790002232","479:4790002731","479:4790002231","489:4890004331","479:4790002006","489:4890004938","489:4890004332","489:4890004896","479:4790003326","489:4890005367","489:4890004707","489:4890004236","479:4790004179","479:4790002416","479:4790001811","479:4790003935","489:4890004987","470:4700006141","489:4890005445","489:4890005211"],"twin_admin_codes":[489,489,489,489,489,479,479,479,489,479,489,489,489,479,489,489,489,479,479,479,479,489,470,489,489],"twin_sims":[0.7383726660082284,0.7208323592205411,0.7087286069778127,0.6823162021212287,0.6814049948653627,0.6637159631853295,0.6470089058234435,0.643255911603617,0.6342352052700257,0.6259773098747976,0.6211696324932054,0.609173678723306,0.6015746194079673,0.5990861204048006,0.5935102085753851,0.5881042495004636,0.5593910157937861,0.5580368044626484,0.5562077464688007,0.5558697859902695,0.5555320308617819,0.5545951061297619,0.5537217609804456,0.5533076155128633,0.5505300497601016],"twin_dists":[0.10115323686693424,0.10508582572655976,0.10776962865311882,0.11355845062272034,0.11375677258246934,0.1175921487207541,0.1211938751731542,0.122000838537002,0.12393802044297988,0.1257089981926159,0.1267392778291289,0.1293085424339396,0.13093573207162426,0.1314686427164694,0.1326629413673954,0.13382128167457033,0.13998837877260528,0.14028012185674543,0.14067432412745626,0.14074718280135967,0.14082000377901605,0.1410220422103553,0.14121041700127412,0.14129976140847145,0.14189924322864714],"n_dims_used":45,"mean_confidence":0.9205440097384983},"coverage":{"mean_confidence":0.9205440097384983,"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}}