{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007950","494:4940003597","490:4900003702","494:4940003830","490:4900001907","487:4870000503","499:4990000152","487:4870001149","494:4940003714","487:4870001055","487:4870001242","490:4900012462","496:4960011059","490:4900008878","488:4880000565","496:4960000439","490:4900012977","487:4870000502","494:4940005455","494:4940004330","494:4940007845","484:4840004449","494:4940007379","490:4900013015","466:4660003156"],"twin_admin_codes":[494,494,490,494,490,487,499,487,494,487,487,490,496,490,488,496,490,487,494,494,494,484,494,490,466],"twin_sims":[0.12017506432095831,0.0815724236471659,0.0333612128683865,0.029780443032117142,0.02635767730695771,0.024332010352690787,0.020028933187759095,0.01687555499079202,0.01613624206957661,0.014400862919245975,0.011265508040554182,0.010679197401694896,0.00978342079237295,0.009629796530655824,0.00874793554258454,0.007270362640616322,0.007146467273894681,0.007043580497873352,0.006826772584330639,0.00670380315947102,0.006446021069975439,0.0061380322703138744,0.006050409401981049,0.006008046021750843,0.005922249983661421],"twin_dists":[0.2673526008429509,0.2907717790450005,0.33868922416838054,0.3442974066854639,0.3502277255017386,0.3540580760682797,0.3632112456111566,0.3710816230800192,0.37311235821776295,0.37822104960207953,0.3890173253869029,0.3913279121872043,0.3950860494430301,0.39576117794856686,0.39983364535194066,0.4075638177256933,0.40827453937701913,0.4088732133871222,0.41016095476631087,0.4109077834491575,0.4125142571846456,0.41451131140778735,0.4150959828558024,0.41538140034688015,0.4159650458451157],"n_dims_used":45,"mean_confidence":0.9227515326605903},"coverage":{"mean_confidence":0.9227515326605903,"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}}