{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000711","489:4890000666","489:4890000605","489:4890000548","489:4890001193","489:4890000552","489:4890000769","489:4890001258","489:4890000602","489:4890000551","489:4890001125","489:4890000521","489:4890000502","489:4890000722","489:4890000606","489:4890001133","489:4890000441","489:4890000770","489:4890000885","489:4890000830","489:4890000665","489:4890000714","489:4890000442","489:4890000667","489:4890001134"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8115164855465768,0.7929083029949804,0.7369606854066584,0.7288848114234817,0.6756595834303981,0.675103764075653,0.651119907289076,0.6364932960505272,0.618582349408172,0.614774228244715,0.6017523158266002,0.5974743085820567,0.5971132520505739,0.5887100635159225,0.5882093702057032,0.5805739824588417,0.5790099945107449,0.5757654037041998,0.5741936030791761,0.570223276765111,0.5662664276149925,0.5659659779149748,0.5562311792132919,0.5560998703030874,0.5543644506590585],"twin_dists":[0.08393762640293798,0.08847640650148092,0.10147191556310788,0.10328730558945855,0.1150054395143339,0.1151260780354929,0.12030913360642034,0.12345338836857163,0.12729355577585258,0.1281092090296214,0.13089768005671046,0.13181383866073057,0.1318911683986873,0.13369144581807388,0.13379875203706734,0.13543587022724096,0.13577140521102274,0.13646774411207474,0.13680520729993115,0.1376580465223357,0.13850864017344064,0.13857325552887204,0.14066927265919787,0.14069757972732108,0.14107178866709508],"n_dims_used":45,"mean_confidence":0.9161893208821614},"coverage":{"mean_confidence":0.9161893208821614,"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}}