{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003705","490:4900004415","490:4900001547","490:4900003574","490:4900004545","490:4900012351","490:4900003173","490:4900004140","490:4900004129","490:4900012706","490:4900006993","490:4900003710","490:4900001820","490:4900001152","490:4900003838","490:4900002279","494:4940008408","490:4900003989","490:4900003438","490:4900001154","490:4900003309","490:4900005773","490:4900004287","490:4900004686","490:4900001687"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.6474115715273635,0.5845692524217228,0.4506085727522321,0.4301296650607928,0.4146500400265105,0.40759949840645915,0.39795589242700513,0.3815090253173852,0.38132563716590795,0.36605579282696876,0.3575410881951307,0.34518880146081327,0.3430776324606558,0.34136441594078065,0.32703156927467375,0.32105631083638075,0.3201424785584281,0.31669104273855264,0.31486332438763587,0.3051458960193356,0.30197389470686226,0.3011152418320813,0.29922015840494054,0.2990667152140518,0.2902718759230246],"twin_dists":[0.12110725450584928,0.1345790525236358,0.16398743206335056,0.16870376651165328,0.17232934007035564,0.1739998462154953,0.17630566678333248,0.1802984197629577,0.18034339489701087,0.18412607207507356,0.18626962739138597,0.18942662673159566,0.18997210766886813,0.190416081260335,0.19417852227569882,0.19577378160582004,0.19601921017448065,0.19694973420277478,0.197444815501059,0.20010495821809335,0.20098383920914425,0.2012226725766341,0.20175119889563717,0.2017940787765174,0.20427380827300637],"n_dims_used":45,"mean_confidence":0.917553456624349},"coverage":{"mean_confidence":0.917553456624349,"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}}