{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880005907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880006131","481:4810001858","499:4990001555","481:4810001271","472:4720002365","488:4880003456","488:4880005656","488:4880004694","488:4880004124","481:4810001431","488:4880003005","472:4720001651","488:4880006075","481:4810000739","488:4880003101","488:4880005984","488:4880004169","489:4890000577","466:4660008417","470:4700007570","472:4720002220","489:4890000439","488:4880006243","481:4810005939","499:4990002101"],"twin_admin_codes":[488,481,499,481,472,488,488,488,488,481,488,472,488,481,488,488,488,489,466,470,472,489,488,481,499],"twin_sims":[0.787634041521333,0.6369273796294617,0.6016619163061848,0.582089933376421,0.5700254622231393,0.5542240959857674,0.5452849908368299,0.5412215318005998,0.541074048287064,0.5303462508503944,0.5236576183523877,0.5169099609813796,0.5146645749387463,0.49008481078435706,0.4820656645907788,0.4781805017995069,0.45875902576748484,0.45724524315676074,0.45494460358808214,0.4450498022232601,0.43971148924410003,0.43496438294678275,0.4343553720187157,0.4316985757159992,0.4255193650338915],"twin_dists":[0.08973973929372657,0.12336020463950782,0.13091703824055903,0.13511071044316592,0.1377005542271465,0.14110206110609408,0.1430326428461214,0.14391201985210425,0.14394395949246724,0.14627179297258416,0.14772812844742175,0.14920160359837273,0.1496929420863653,0.15510916267181432,0.1568929972241805,0.15776056624873833,0.16213311745381445,0.16247660624400828,0.1629994271446032,0.16525925951673912,0.16648637561858057,0.16758249472765216,0.1677234599644619,0.1683393481971253,0.16977778167840157],"n_dims_used":45,"mean_confidence":0.9145354376898871},"coverage":{"mean_confidence":0.9145354376898871,"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}}