{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011742","496:4960011914","490:4900001355","496:4960011750","490:4900001356","496:4960011995","496:4960012062","496:4960011657","496:4960011652","469:4690002573","496:4960011739","490:4900001612","496:4960005839","496:4960006635","496:4960011472","496:4960011749","466:4660002037","496:4960011915","496:4960011570","496:4960011828","496:4960010137","496:4960011662","496:4960009285","469:4690003570","490:4900004871"],"twin_admin_codes":[496,496,490,496,490,496,496,496,496,469,496,490,496,496,496,496,466,496,496,496,496,496,496,469,490],"twin_sims":[0.8390943259913652,0.6249736808816678,0.6121428375509226,0.5255935314632726,0.5219735217488658,0.5153936148971763,0.5045517341762685,0.45681632924171983,0.45350793148990515,0.4496340798049441,0.43762228538526676,0.43055674787026965,0.42470738509082145,0.4142495998994529,0.4041633612056874,0.4004281081720945,0.39827999276735093,0.3820092205384828,0.3810834590665766,0.3797299251626489,0.37958821763863254,0.3738075810680061,0.3689146257532478,0.3627368325307054,0.36257371868172295],"twin_dists":[0.07692959384538674,0.12592411428027958,0.12867273507586421,0.14730619686206192,0.148095464659064,0.1495333550642835,0.15191261712600787,0.16257400455230225,0.1633264002364509,0.16420996373860317,0.16696819891598613,0.16860451254728076,0.16996743698510702,0.17242388429840766,0.1748185978048597,0.1757121692125993,0.17622776540555465,0.18017580192586474,0.18040280396398015,0.18073517714261658,0.18077000784970332,0.1821962799554312,0.18341202568765533,0.18495856931110902,0.18499958234817168],"n_dims_used":45,"mean_confidence":0.9151114569769965},"coverage":{"mean_confidence":0.9151114569769965,"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}}