{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001321","494:4940000452","494:4940000509","487:4870001889","494:4940001203","494:4940001380","494:4940000742","494:4940001320","494:4940001384","494:4940000913","494:4940001085","494:4940001333","494:4940001208","494:4940002037","494:4940003037","470:4700004442","494:4940001265","494:4940000678","480:4800001152","494:4940001092","494:4940001093","494:4940001143","494:4940001324","494:4940001027","494:4940002247"],"twin_admin_codes":[494,494,494,487,494,494,494,494,494,494,494,494,494,494,494,470,494,494,480,494,494,494,494,494,494],"twin_sims":[0.3403257276097176,0.29510306441246,0.27527947791778234,0.19391787741004787,0.1825132964879012,0.16012552340624425,0.13847120704606183,0.128111683737454,0.12443947296937748,0.12007888959336478,0.11924903173712868,0.11905171988080505,0.11745662765656494,0.10815122101723378,0.10660119749845932,0.10500228579909829,0.09485292473615747,0.09482031276129223,0.09135108630565494,0.09048112779302057,0.08436818544144128,0.08364730237914922,0.08312813404881536,0.08195550953289936,0.08177123670689464],"twin_dists":[0.1906858335420302,0.20290623401739896,0.2086067620694426,0.23523568430789263,0.23954237539454495,0.24858650321635922,0.2582571645446361,0.26328687463745964,0.2651435190807528,0.26740310681096074,0.26784019444978285,0.2679444610664927,0.26879225886578345,0.2739228029140183,0.27481027419885207,0.27573630099019236,0.2818861495644319,0.28190672547892626,0.28412816475290115,0.28469565831040355,0.2888103106708176,0.2893110443938963,0.2896738032258256,0.29049986380756093,0.2906305338219907],"n_dims_used":45,"mean_confidence":0.9152475992838541},"coverage":{"mean_confidence":0.9152475992838541,"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}}