{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006998","490:4900007614","490:4900006637","490:4900001415","490:4900006761","490:4900006764","490:4900006763","490:4900006876","490:4900007613","490:4900007734","490:4900003443","490:4900007379","490:4900007495","490:4900005106","490:4900007617","490:4900007120","490:4900006521","490:4900001980","490:4900001281","490:4900007624","490:4900012636","490:4900000338","490:4900000268","490:4900007124","490:4900012493"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5510626228217217,0.5181893739412854,0.46092666347088634,0.44359225347836323,0.41442914254824953,0.3648622697660241,0.35064468044985947,0.3245857151988074,0.32024660994625354,0.30906161972420193,0.29672169553041544,0.2914956562144823,0.27989222981562206,0.2744041411316165,0.26577998529711544,0.2654024341217126,0.2631690542390177,0.26149453638415276,0.2588641795763224,0.2582260972958051,0.2573421756129917,0.25343997950992253,0.24769691198149973,0.2449905768607531,0.2408800982348081],"twin_dists":[0.1417842607167997,0.14892187269741333,0.16164196951386714,0.1655937387995906,0.1723814892539785,0.18442500414282736,0.18802505727938762,0.19482953439597858,0.19599122372570218,0.19902726863209722,0.2024510095639917,0.2039261205352717,0.20725873828580374,0.20886412396243395,0.21142724369239266,0.21154062266471302,0.2122133751740323,0.21272012900326778,0.2135202738272911,0.21371514651086781,0.21398560193905392,0.21518664306749205,0.21697587708189237,0.21782824763122263,0.2191345547194031],"n_dims_used":45,"mean_confidence":0.9183395385742188},"coverage":{"mean_confidence":0.9183395385742188,"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}}